{"id":9626,"date":"2026-07-10T08:52:16","date_gmt":"2026-07-10T08:52:16","guid":{"rendered":"https:\/\/www.oohmage.com\/?p=9626"},"modified":"2026-08-25T03:03:34","modified_gmt":"2026-08-25T03:03:34","slug":"mccb-ka-rating","status":"publish","type":"post","link":"https:\/\/www.oohmage.com\/ar\/mccb-ka-rating\/","title":{"rendered":"\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u0645\u0648\u062d \u0628\u0647 (kA) \u0644\u0645\u0642\u0627\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a (MCCB): \u0643\u064a\u0641\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0633\u0639\u0629 \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0642\u0628\u0644 \u0627\u0644\u0634\u0631\u0627\u0621"},"content":{"rendered":"<h2 id=\"introduction\" class=\"wp-block-heading\">\u0645\u0642\u062f\u0645\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"the-ka-rating-refers-to-the-maximum-short-circuit-current-that-a-circuit-breaker-can-safely-interrupt-under-specified-conditions-for-mccb-this-value-constitutes-a-part-of-its-interrupting-capacity-rather-than-its-normal-rated-operating-current-choosing-the-correct-ka-rating-helps-to-prevent-the-circuit-breaker-from-malfunctioning-when-the-fault-current-exceeds-the-limit-that-the-equipment-can-clear\">\u064a\u0634\u064a\u0631 \u062a\u0635\u0646\u064a\u0641 kA \u0625\u0644\u0649 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0642\u0637\u0639\u0647 \u0628\u0623\u0645\u0627\u0646 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0645\u062d\u062f\u062f\u0629. \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0640 <a href=\"https:\/\/www.oohmage.com\/ar\/molded-case-circuit-breaker\/\" data-type=\"link\" data-id=\"https:\/\/www.oohmage.com\/molded-case-circuit-breaker\/\">MCCB<\/a>, \u060c \u062a\u0634\u0643\u0644 \u0647\u0630\u0647 \u0627\u0644\u0642\u064a\u0645\u0629 \u062c\u0632\u0621\u064b\u0627 \u0645\u0646 \u0642\u062f\u0631\u062a\u0647 \u0639\u0644\u0649 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0644\u064a\u0633 \u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u0642\u0646\u0646 \u0627\u0644\u0639\u0627\u062f\u064a. \u0648\u064a\u0633\u0627\u0639\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u0646\u0646\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0639\u0644\u0649 \u0645\u0646\u0639 \u062d\u062f\u0648\u062b \u062e\u0644\u0644 \u0641\u064a \u0639\u0645\u0644 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0639\u0646\u062f\u0645\u0627 \u064a\u062a\u062c\u0627\u0648\u0632 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u062d\u062f \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0644\u0645\u0639\u062f\u0627\u062a \u0625\u0632\u0627\u0644\u062a\u0647.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"for-the-purchasers-who-are-comparing-the-options-of-mccb-the-ka-rating-is-one-of-the-most-important-technical-details-that-need-to-be-confirmed-before-making-a-quotation-a-circuit-breaker-may-have-the-correct-rated-current-pole-configuration-and-physical-size-but-if-its-interrupting-capacity-is-lower-than-the-expected-short-circuit-current-at-the-installation-point-it-may-still-not-be-applicable\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0645\u0634\u062a\u0631\u064a\u0646 \u0627\u0644\u0630\u064a\u0646 \u064a\u0642\u0627\u0631\u0646\u0648\u0646 \u0628\u064a\u0646 \u062e\u064a\u0627\u0631\u0627\u062a \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629 (MCCB)\u060c \u064a\u064f\u0639\u062f \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0623\u062d\u062f \u0623\u0647\u0645 \u0627\u0644\u062a\u0641\u0627\u0635\u064a\u0644 \u0627\u0644\u0641\u0646\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646\u0647\u0627 \u0642\u0628\u0644 \u062a\u0642\u062f\u064a\u0645 \u0639\u0631\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631. \u0642\u062f \u064a\u0643\u0648\u0646 \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0627\u0644\u0635\u062d\u064a\u062d\u060c \u0648\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0623\u0642\u0637\u0627\u0628\u060c \u0648\u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0645\u0627\u062f\u064a \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u060c \u0648\u0644\u0643\u0646 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0642\u062f\u0631\u062a\u0647 \u0639\u0644\u0649 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0623\u0642\u0644 \u0645\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u060c \u0641\u0642\u062f \u0644\u0627 \u064a\u0643\u0648\u0646 \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u0644\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"this-guide-uses-practical-procurement-language-to-explain-the-ka-rating-value-as-well-as-parameters-such-as-icu-ics-icm-and-icw-it-is-aimed-at-electrical-procurement-personnel-cabinet-manufacturers-and-installers-engineers-and-procurement-teams-helping-them-discuss-the-selection-of-mccb-more-clearly-before-referring-to-the-final-specification-sheet-and-project-technical-specifications\">\u064a\u0633\u062a\u062e\u062f\u0645 \u0647\u0630\u0627 \u0627\u0644\u062f\u0644\u064a\u0644 \u0644\u063a\u0629 \u0639\u0645\u0644\u064a\u0629 \u062e\u0627\u0635\u0629 \u0628\u0645\u062c\u0627\u0644 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a \u0644\u0634\u0631\u062d \u0642\u064a\u0645\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 kA\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0645\u0639\u0644\u0645\u0627\u062a \u0645\u062b\u0644 Icu \u0648Ics \u0648Icm \u0648Icw. \u0648\u0647\u0648 \u0645\u0648\u062c\u0647 \u0625\u0644\u0649 \u0645\u0648\u0638\u0641\u064a \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a \u0641\u064a \u0645\u062c\u0627\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621\u060c \u0648\u0645\u0635\u0646\u0639\u064a \u0627\u0644\u062e\u0632\u0627\u0646\u0627\u062a \u0648\u0645\u0631\u0643\u0628\u064a\u0647\u0627\u060c \u0648\u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0648\u0641\u0631\u0642 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a\u060c \u0628\u0647\u062f\u0641 \u0645\u0633\u0627\u0639\u062f\u062a\u0647\u0645 \u0639\u0644\u0649 \u0645\u0646\u0627\u0642\u0634\u0629 \u0639\u0645\u0644\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 (MCCB) \u0628\u0634\u0643\u0644 \u0623\u0648\u0636\u062d \u0642\u0628\u0644 \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0648\u0631\u0642\u0629 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629 \u0648\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629 \u0644\u0644\u0645\u0634\u0631\u0648\u0639.<\/p>\n\n\n\n<h2 id=\"what-is-ka-rating-on-a-circuit-breaker\" class=\"wp-block-heading\">\u0645\u0627 \u0627\u0644\u0645\u0642\u0635\u0648\u062f \u0628\u062a\u0635\u0646\u064a\u0641 kA \u0641\u064a \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0634\u064a\u0631 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u201ckA\u201d \u0627\u0644\u0645\u0648\u062c\u0648\u062f \u0639\u0644\u0649 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0625\u0644\u0649 \u0642\u062f\u0631\u062a\u0647 \u0639\u0644\u0649 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0623\u0648 \u0642\u062f\u0631\u062a\u0647 \u0639\u0644\u0649 \u0627\u0644\u0645\u0642\u0627\u0637\u0639\u0629. \u0648\u064a\u0645\u062b\u0644 \u0627\u0644\u062d\u0631\u0641 \u201ckA\u201d \u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0644\u0630\u0627 \u0641\u0625\u0646 1 kA \u064a\u0633\u0627\u0648\u064a 1,000 \u0623\u0645\u0628\u064a\u0631. \u0648\u0639\u0646\u062f\u0645\u0627 \u062a\u0628\u0644\u063a \u0642\u062f\u0631\u0629 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 10 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0641\u0647\u0630\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u0627\u0644\u062c\u0647\u0627\u0632 \u0645\u0635\u0645\u0645 \u0644\u064a\u0643\u0648\u0646 \u0642\u0627\u062f\u0631\u064b\u0627 \u0639\u0644\u0649 \u0642\u0637\u0639 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0630\u064a \u064a\u0635\u0644 \u0625\u0644\u0649 10,000 \u0623\u0645\u0628\u064a\u0631 \u0641\u064a \u0638\u0644 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u062d\u062f\u062f\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0648\u0627\u0644\u0633\u0628\u0628 \u0641\u064a \u0623\u0647\u0645\u064a\u0629 \u0647\u0630\u0647 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u062f\u0631\u0629 \u0647\u0648 \u0623\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u064a\u062e\u062a\u0644\u0641 \u0627\u062e\u062a\u0644\u0627\u0641\u064b\u0627 \u0643\u0628\u064a\u0631\u064b\u0627 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0639\u0627\u062f\u064a. \u0642\u062f \u064a\u062d\u0645\u0644 \u0645\u063a\u0630\u064a \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u062a\u064a\u0627\u0631\u064b\u0627 \u064a\u0628\u0644\u063a 100 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 250 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 400 \u0623\u0645\u0628\u064a\u0631 \u0623\u062b\u0646\u0627\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u062f\u064a\u060c \u0648\u0644\u0643\u0646 \u0641\u064a \u062d\u0627\u0644\u0629 \u062d\u062f\u0648\u062b \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629\u060c \u0641\u0625\u0646\u0647 \u0633\u064a\u0648\u0644\u062f \u062a\u064a\u0627\u0631\u0627\u062a \u062a\u0635\u0644 \u0625\u0644\u0649 \u0622\u0644\u0627\u0641 \u0623\u0648 \u062d\u062a\u0649 \u0639\u0634\u0631\u0627\u062a \u0627\u0644\u0622\u0644\u0627\u0641 \u0645\u0646 \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u0627\u062a \u0641\u064a \u0641\u062a\u0631\u0629 \u0632\u0645\u0646\u064a\u0629 \u0642\u0635\u064a\u0631\u0629. \u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0642\u0627\u062f\u0631\u064b\u0627 \u0639\u0644\u0649 \u0642\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u062f\u0648\u0646 \u0627\u0644\u062a\u0633\u0628\u0628 \u0641\u064a \u062a\u0645\u0632\u0642 \u0623\u0648 \u0627\u0646\u0635\u0647\u0627\u0631 \u0627\u0644\u062a\u0644\u0627\u0645\u0633 \u0623\u0648 \u062a\u0644\u0641 \u0645\u0641\u0631\u0637 \u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"in-the-actual-procurement-discussions-the-ka-rating-answers-a-core-question-if-this-distribution-panel-experiences-a-severe-failure-will-the-selected-circuit-breaker-be-able-to-safely-clear-the-fault-current-this-is-why-the-same-rated-current-level-may-be-equipped-with-different-breaking-capacity-levels\">\u0641\u064a \u0645\u0646\u0627\u0642\u0634\u0627\u062a \u0627\u0644\u0634\u0631\u0627\u0621 \u0627\u0644\u0641\u0639\u0644\u064a\u0629\u060c \u064a\u062c\u064a\u0628 \u062a\u0635\u0646\u064a\u0641 kA \u0639\u0644\u0649 \u0633\u0624\u0627\u0644 \u0623\u0633\u0627\u0633\u064a: \u0625\u0630\u0627 \u062a\u0639\u0631\u0636\u062a \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0647\u0630\u0647 \u0644\u0639\u0637\u0644 \u062e\u0637\u064a\u0631\u060c \u0641\u0647\u0644 \u0633\u064a\u062a\u0645\u0643\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062e\u062a\u0627\u0631 \u0645\u0646 \u0625\u0632\u0627\u0644\u0629 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0628\u0623\u0645\u0627\u0646\u061f \u0648\u0644\u0647\u0630\u0627 \u0627\u0644\u0633\u0628\u0628\u060c \u0642\u062f \u064a\u062a\u0645 \u062a\u0632\u0648\u064a\u062f \u0646\u0641\u0633 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0628\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0637\u0639.<\/p>\n\n\n\n<h2 id=\"ka-rating-vs-rated-current-why-100a-does-not-mean-100-ka\" class=\"wp-block-heading\">\u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0642\u0646\u0646\u0629 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646: \u0644\u0645\u0627\u0630\u0627 \u0644\u0627 \u062a\u0639\u0646\u064a 100 \u0623\u0645\u0628\u064a\u0631 100 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0645\u064a\u0644 \u0627\u0644\u0643\u062b\u064a\u0631 \u0645\u0646 \u0627\u0644\u0646\u0627\u0633 \u0625\u0644\u0649 \u0627\u0631\u062a\u0643\u0627\u0628 \u062e\u0637\u0623 \u064a\u062a\u0645\u062b\u0644 \u0641\u064a \u0627\u0639\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 (A) \u0648\u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u0646\u0646\u0629 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0634\u064a\u0626\u064b\u0627 \u0648\u0627\u062d\u062f\u064b\u0627. \u0641\u064a \u0627\u0644\u0648\u0627\u0642\u0639\u060c \u0647\u0645\u0627 \u0645\u0641\u0647\u0648\u0645\u0627\u0646 \u0645\u062e\u062a\u0644\u0641\u0627\u0646 \u062a\u0645\u0627\u0645\u064b\u0627. \u064a\u0634\u064a\u0631 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0625\u0644\u0649 \u0623\u0642\u0635\u0649 \u062a\u064a\u0627\u0631 \u064a\u0645\u0643\u0646 \u0644\u0647\u0630\u0627 \u0627\u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u062a\u062d\u0645\u0644\u0647 \u0644\u0641\u062a\u0631\u0629 \u0637\u0648\u064a\u0644\u0629 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u062f\u064a\u0629\u061b \u0628\u064a\u0646\u0645\u0627 \u062a\u0634\u064a\u0631 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u0646\u0646\u0629 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0625\u0644\u0649 \u0623\u0642\u0635\u0649 \u062a\u064a\u0627\u0631 \u064a\u0645\u0643\u0646\u0647 \u0642\u0637\u0639\u0647 \u0628\u0623\u0645\u0627\u0646 \u0641\u064a \u062d\u0627\u0644\u0629 \u062d\u062f\u0648\u062b \u0642\u0635\u0631 \u0643\u0647\u0631\u0628\u0627\u0626\u064a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644: \u0644\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a (MCCB) \u0630\u0648 \u062a\u064a\u0627\u0631 100 \u0623\u0645\u0628\u064a\u0631 \u0623\u0646 \u0642\u062f\u0631\u062a\u0647 \u0639\u0644\u0649 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u062a\u0628\u0644\u063a 100 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631. \u0641\u0627\u0644\u0631\u0642\u0645 100 \u0623\u0645\u0628\u064a\u0631 \u064a\u0634\u064a\u0631 \u0641\u0642\u0637 \u0625\u0644\u0649 \u0623\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0627\u062f\u064a \u0644\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u0646\u064a\u0629 \u064a\u0628\u0644\u063a \u062d\u0648\u0627\u0644\u064a 100 \u0623\u0645\u0628\u064a\u0631. \u0623\u0645\u0627 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0642\u062f\u0627\u0631 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646\u0647 \u0642\u0637\u0639\u0647 \u0641\u0639\u0644\u064a\u064b\u0627\u060c \u0641\u064a\u0639\u062a\u0645\u062f \u0630\u0644\u0643 \u0639\u0644\u0649 \u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u0628\u064a\u0626\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0648\u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0647\u0646\u0627\u0643 \u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u062a\u0642\u0644\u064a\u0644 \u0627\u0644\u0633\u0639\u0629. \u0642\u062f \u062a\u0628\u0644\u063a \u0647\u0630\u0647 \u0627\u0644\u0642\u064a\u0645\u0629 10 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 25 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 36 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 50 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 \u0623\u064a \u0642\u064a\u0645 \u0623\u062e\u0631\u0649\u060c \u0648\u0647\u0630\u0627 \u064a\u0639\u062a\u0645\u062f \u0643\u0644\u064a\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u0637\u0631\u0627\u0632 \u0627\u0644\u0645\u062d\u062f\u062f \u0648\u062c\u0647\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><div class=\"table-wrap\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u0639\u0646\u0635\u0631 \u0627\u0644\u062a\u0642\u064a\u064a\u0645<\/strong><\/td><td><strong>\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u0635\u0641\u0647<\/strong><\/td><td><strong>\u0643\u064a\u0641 \u064a\u0646\u0628\u063a\u064a \u0644\u0644\u0645\u0634\u062a\u0631\u064a\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647<\/strong><\/td><\/tr><tr><td>\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 (\u0623\u0645\u0628\u064a\u0631)<\/td><td>\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0644\u0642\u0627\u0637\u0639 \u062a\u062d\u0645\u0644\u0647 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0645\u062d\u062f\u062f\u0629.<\/td><td>\u064a\u062c\u0628 \u0645\u0637\u0627\u0628\u0642\u062a\u0647\u0627 \u0645\u0639 \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644\u060c \u0648\u0633\u0639\u0629 \u0627\u0644\u0643\u0627\u0628\u0644\u060c \u0648\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0644\u0648\u062d\u0629\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062d\u0645\u0627\u064a\u0629.<\/td><\/tr><tr><td>\u062a\u0635\u0646\u064a\u0641 kA \/ \u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0637\u0639<\/td><td>\u0623\u0642\u0635\u0649 \u062a\u064a\u0627\u0631 \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0644\u0642\u0627\u0637\u0639 \u0642\u0637\u0639\u0647 \u0628\u0623\u0645\u0627\u0646.<\/td><td>\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646\u0647 \u0644\u0627 \u064a\u0642\u0644 \u0639\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0645\u062a\u0627\u062d \u0641\u064a \u0646\u0642\u0637\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628.<\/td><\/tr><tr><td>\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646 (Ue)<\/td><td>\u0645\u0633\u062a\u0648\u0649 \u062c\u0647\u062f \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0630\u064a \u062a\u0646\u0637\u0628\u0642 \u0639\u0644\u064a\u0647 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0627\u0633\u0645\u064a\u0629 \u0644\u0644\u0642\u0627\u0637\u0639.<\/td><td>\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0633\u0639\u0629 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0639\u0646\u062f \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0635\u062d\u064a\u062d\u060c \u0644\u0623\u0646 \u0633\u0639\u0629 \u0627\u0644\u0642\u0637\u0639 \u0642\u062f \u062a\u062e\u062a\u0644\u0641 \u0628\u0627\u062e\u062a\u0644\u0627\u0641 \u0627\u0644\u062c\u0647\u062f.<\/td><\/tr><tr><td>\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0623\u0639\u0645\u062f\u0629<\/td><td>\u0639\u062f\u062f \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0627\u0644\u0645\u062d\u0645\u064a\u0629 \u0623\u0648 \u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a \u0630\u0627\u062a \u0627\u0644\u0645\u0641\u0627\u062a\u064a\u062d \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u060c \u0645\u062b\u0644 3P \u0623\u0648 4P.<\/td><td>\u0642\u0645 \u0628\u0645\u0637\u0627\u0628\u0642\u062a\u0647 \u0645\u0639 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u062d\u0627\u064a\u062f \u0648\u062a\u0635\u0645\u064a\u0645 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639.<\/td><\/tr><\/tbody><\/table><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"this-difference-is-particularly-crucial-for-cabinet-manufacturing-plants-complete-equipment-factories-the-two-circuit-breakers-may-look-similar-and-have-the-same-rated-current-but-one-of-them-has-a-lower-breaking-capacity-if-the-circuit-breaker-with-the-lower-breaking-capacity-is-used-in-a-place-with-high-short-circuit-current-it-would-be-a-serious-selection-error-with-significant-potential-problems\">\u0648\u064a\u0643\u062a\u0633\u0628 \u0647\u0630\u0627 \u0627\u0644\u0627\u062e\u062a\u0644\u0627\u0641 \u0623\u0647\u0645\u064a\u0629 \u0628\u0627\u0644\u063a\u0629 \u0628\u0634\u0643\u0644 \u062e\u0627\u0635 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0635\u0627\u0646\u0639 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u062e\u0632\u0627\u0646\u0627\u062a (\u0645\u0635\u0627\u0646\u0639 \u0627\u0644\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u0643\u0627\u0645\u0644\u0629). \u0641\u0642\u062f \u064a\u0628\u062f\u0648 \u0642\u0627\u0637\u0639\u0627 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0645\u062a\u0634\u0627\u0628\u0647\u064a\u0646 \u0648\u064a\u062a\u0645\u062a\u0639\u0627\u0646 \u0628\u0646\u0641\u0633 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0644\u0643\u0646 \u0623\u062d\u062f\u0647\u0645\u0627 \u064a\u062a\u0645\u062a\u0639 \u0628\u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0623\u0642\u0644. \u0648\u0625\u0630\u0627 \u062a\u0645 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0630\u064a \u0627\u0644\u0642\u062f\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u0623\u0642\u0644 \u0641\u064a \u0645\u0643\u0627\u0646 \u064a\u062a\u0633\u0645 \u0628\u062a\u064a\u0627\u0631 \u0642\u0635\u064a\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0645\u0631\u062a\u0641\u0639\u060c \u0641\u0633\u064a\u0643\u0648\u0646 \u0630\u0644\u0643 \u062e\u0637\u0623\u064b \u062c\u0633\u064a\u0645\u064b\u0627 \u0641\u064a \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u062f \u064a\u0624\u062f\u064a \u0625\u0644\u0649 \u0645\u0634\u0627\u0643\u0644 \u062e\u0637\u064a\u0631\u0629.<\/p>\n\n\n\n<h2 id=\"what-does-ka-rating-mean-for-mccb-selection\" class=\"wp-block-heading\">\u0645\u0627\u0630\u0627 \u064a\u0639\u0646\u064a \u062a\u0635\u0646\u064a\u0641 kA \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0648\u0638\u0627\u0626\u0641 (MCCB)\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a\u0629 (MCCB)\u060c \u064a\u064f\u0639\u062f \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u062c\u0632\u0621\u064b\u0627 \u0645\u0646 \u0627\u0644\u0642\u0631\u0627\u0631 \u0627\u0644\u0623\u0633\u0627\u0633\u064a \u0627\u0644\u0645\u062a\u0639\u0644\u0642 \u0628\u0627\u0644\u062d\u0645\u0627\u064a\u0629. \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0630\u0627\u062a \u0627\u0644\u0639\u0644\u0628\u0629 \u0627\u0644\u0645\u0642\u0648\u0644\u0628\u0629 \u0639\u0627\u062f\u0629\u064b \u0641\u064a \u062e\u0632\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0630\u0627\u062a \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u060c \u0648\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u062a\u063a\u0630\u064a\u0629\u060c \u0648\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a\u060c \u0648\u0645\u062e\u0627\u0631\u062c \u0627\u0644\u0645\u0648\u0644\u062f\u0627\u062a\u060c \u0648\u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0643\u0647\u0631\u0648\u0636\u0648\u0626\u064a\u0629\u060c \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629\u060c \u0645\u0646 \u0628\u064a\u0646 \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0623\u062e\u0631\u0649. \u0648\u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a\u060c \u064a\u062c\u0628 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0642\u0627\u062f\u0631\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0643\u0644 \u0645\u0646 \u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u062f\u064a\u0629 \u0648\u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u063a\u064a\u0631 \u0627\u0644\u0639\u0627\u062f\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0625\u0646 \u0623\u0628\u0633\u0637 \u0645\u0628\u062f\u0623 \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0647\u0648 \u0623\u0646 \u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0637\u0639 \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u062f\u0645\u062c (MCCB) \u0627\u0644\u0645\u062e\u062a\u0627\u0631 \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0623\u0643\u0628\u0631 \u0645\u0646 \u0623\u0648 \u062a\u0633\u0627\u0648\u064a \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628. \u064a\u062a\u0623\u062b\u0631 \u0645\u0642\u062f\u0627\u0631 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u0628\u0627\u0644\u0639\u062f\u064a\u062f \u0645\u0646 \u0627\u0644\u0639\u0648\u0627\u0645\u0644\u060c \u0645\u062b\u0644 \u0633\u0639\u0629 \u0627\u0644\u0645\u062d\u0648\u0644\u060c \u0648\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0645\u062d\u0648\u0644\u060c \u0648\u0637\u0648\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u060c \u0648\u0642\u062f\u0631\u0629 \u0634\u0628\u0643\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0641\u064a \u0627\u0644\u0645\u0646\u0628\u0639 \u0639\u0644\u0649 \u062a\u062d\u0645\u0644 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629\u060c \u0648\u0645\u0633\u0627\u0647\u0645\u0627\u062a \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0645\u0646 \u0627\u0644\u0645\u0648\u0644\u062f\u0627\u062a \u0648\u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a\u060c \u0648\u0627\u0644\u0645\u0648\u0642\u0639 \u0627\u0644\u0645\u062d\u062f\u062f \u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0641\u064a \u0627\u0644\u0646\u0638\u0627\u0645.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644: \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u0643\u0648\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0630\u064a \u0642\u062f \u064a\u062a\u0639\u0631\u0636 \u0644\u0647 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0631\u0643\u0628 \u0628\u062c\u0648\u0627\u0631 \u0627\u0644\u0645\u062d\u0648\u0644 \u0623\u0648 \u0628\u0627\u0644\u0642\u0631\u0628 \u0645\u0646 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0623\u0643\u0628\u0631 \u0628\u0643\u062b\u064a\u0631 \u0645\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0630\u064a \u064a\u062a\u0639\u0631\u0636 \u0644\u0647 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0631\u0643\u0628 \u0641\u064a \u0645\u0631\u062d\u0644\u0629 \u0644\u0627\u062d\u0642\u0629 \u0628\u0639\u062f \u0645\u0631\u0648\u0631 \u0627\u0644\u062a\u064a\u0627\u0631 \u0639\u0628\u0631 \u0643\u0627\u0628\u0644 \u0637\u0648\u064a\u0644. \u0644\u0630\u0644\u0643\u060c \u0644\u0627 \u064a\u0645\u0643\u0646 \u062a\u062d\u062f\u064a\u062f \u0642\u064a\u0645\u0629 kA \u0645\u0648\u062d\u062f\u0629 \u0645\u0648\u0635\u0649 \u0628\u0647\u0627 \u062a\u0646\u0637\u0628\u0642 \u0639\u0644\u0649 \u062c\u0645\u064a\u0639 \u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639. \u064a\u062c\u0628 \u062d\u0633\u0627\u0628 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u062f\u0631\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u0623\u0648 \u062a\u0623\u0643\u064a\u062f\u0647\u0627 \u0645\u0646 \u0642\u0628\u0644 \u0645\u062a\u062e\u0635\u0635\u064a\u0646 \u0645\u0624\u0647\u0644\u064a\u0646 \u0641\u064a \u0645\u062c\u0627\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621\u060c \u062b\u0645 \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0627 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062f\u0645\u062c (MCCB).<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img data-srcset=\"https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-9.png 384w, https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-9-300x241.png 300w\" fetchpriority=\"high\" decoding=\"async\"   data-src=\"https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-9.png\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"\" class=\"wp-image-9632 lazyload\" style=\"aspect-ratio:1.246765765308711;width:519px;height:auto\"  sizes=\"(max-width: 384px) 100vw, 384px\" \/><noscript><img decoding=\"async\" width=\"384\" height=\"308\" src=\"https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-9.png\" alt=\"\" class=\"wp-image-9632\" style=\"aspect-ratio:1.246765765308711;width:519px;height:auto\" srcset=\"https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-9.png 384w, https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-9-300x241.png 300w\" sizes=\"(max-width: 384px) 100vw, 384px\" \/><\/noscript><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"when-making-the-selection-other-details-also-need-to-be-considered-simultaneously-the-enclosure-class-trip-rated-current-trip-device-type-pole-number-rated-voltage-accessories-and-installation-environment-all-affect-the-final-mccb-selection-the-ka-rated-value-is-indeed-crucial-but-it-is-not-the-only-factor-to-be-taken-into-account\">\u0639\u0646\u062f \u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631\u060c \u064a\u062c\u0628 \u0623\u064a\u0636\u064b\u0627 \u0645\u0631\u0627\u0639\u0627\u0629 \u062a\u0641\u0627\u0635\u064a\u0644 \u0623\u062e\u0631\u0649 \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0646\u0641\u0633\u0647. \u0641\u0641\u0626\u0629 \u0627\u0644\u0639\u0644\u0628\u0629\u060c \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0644\u0644\u0627\u0646\u0642\u0637\u0627\u0639\u060c \u0648\u0646\u0648\u0639 \u062c\u0647\u0627\u0632 \u0627\u0644\u0627\u0646\u0642\u0637\u0627\u0639\u060c \u0648\u0639\u062f\u062f \u0627\u0644\u0623\u0642\u0637\u0627\u0628\u060c \u0648\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0648\u0627\u0644\u0645\u0644\u062d\u0642\u0627\u062a\u060c \u0648\u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u060c \u0643\u0644\u0647\u0627 \u0639\u0648\u0627\u0645\u0644 \u062a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0644\u0645\u0641\u062a\u0627\u062d MCCB. \u0648\u0635\u062d\u064a\u062d \u0623\u0646 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u0646\u0646\u0629 \u0644\u0640 KA \u062a\u0639\u062a\u0628\u0631 \u0628\u0627\u0644\u063a\u0629 \u0627\u0644\u0623\u0647\u0645\u064a\u0629\u060c \u0644\u0643\u0646\u0647\u0627 \u0644\u064a\u0633\u062a \u0627\u0644\u0639\u0627\u0645\u0644 \u0627\u0644\u0648\u062d\u064a\u062f \u0627\u0644\u0630\u064a \u064a\u062c\u0628 \u0623\u062e\u0630\u0647 \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631.<\/p>\n\n\n\n<h2 id=\"icu-vs-ics-in-mccb-the-difference-buyers-should-know\" class=\"wp-block-heading\">Icu \u0645\u0642\u0627\u0628\u0644 Ics \u0641\u064a \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 (MCCB): \u0627\u0644\u0641\u0631\u0642 \u0627\u0644\u0630\u064a \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0646 \u0645\u0639\u0631\u0641\u062a\u0647<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0646\u062f\u0645\u0627 \u064a\u0646\u0627\u0642\u0634 \u0645\u0648\u0638\u0641\u0648 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a \u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a (MCCB)\u060c \u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u0635\u0627\u062f\u0641\u0648\u0646 \u0645\u0635\u0637\u0644\u062d\u0627\u062a \u0645\u062b\u0644 Icu \u0648Ics \u0641\u064a \u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a. \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0644\u0645\u0627\u062a \u0644\u0648\u0635\u0641 \u0623\u062f\u0627\u0621 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0639\u0646\u062f \u062a\u0639\u0631\u0636\u0647 \u0644\u062a\u064a\u0627\u0631\u0627\u062a \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0628\u064a\u0631\u0629. \u0648\u0644\u0627 \u064a\u0646\u0628\u063a\u064a \u0627\u0639\u062a\u0628\u0627\u0631\u0647\u0627 \u0645\u062c\u0631\u062f \u0643\u0644\u0645\u0627\u062a \u0632\u062e\u0631\u0641\u064a\u0629 \u0641\u064a \u0627\u0644\u0643\u062a\u0627\u0644\u0648\u062c\u061b \u0641\u0647\u064a \u062a\u0624\u062b\u0631 \u0628\u0634\u0643\u0644 \u0645\u0628\u0627\u0634\u0631 \u0639\u0644\u0649 \u0625\u0645\u0643\u0627\u0646\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0647\u0630\u0627 \u0628\u0623\u0645\u0627\u0646 \u0641\u064a \u0646\u0638\u0627\u0645 \u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0641\u0639\u0644\u064a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0634\u064a\u0631 \u0645\u0635\u0637\u0644\u062d \u00abICU\u00bb \u0639\u0627\u062f\u0629\u064b \u0625\u0644\u0649 \u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0644\u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0641\u064a \u062d\u0627\u0644\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629. \u0648\u0647\u0648 \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646 \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0642\u0637\u0639\u0647\u0627 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u062d\u062f\u062f\u0629. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0628\u0639\u062f \u0625\u062a\u0645\u0627\u0645 \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0642\u0637\u0639 \u0647\u0630\u0647\u060c \u0648\u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u0625\u062c\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u060c \u0642\u062f \u0644\u0627 \u064a\u0639\u0648\u062f \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0642\u0627\u062f\u0631\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u0639\u0645\u0644 \u0628\u0634\u0643\u0644 \u0637\u0628\u064a\u0639\u064a\u060c \u0648\u064a\u0635\u0628\u062d \u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u0641\u062d\u0635\u0647 \u0623\u0648 \u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0634\u064a\u0631 \u0645\u0635\u0637\u0644\u062d \u00abIcs\u00bb \u0625\u0644\u0649 \u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629. \u0648\u0647\u0648 \u064a\u0645\u062b\u0644 \u0642\u064a\u0645\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u064a \u0644\u0627 \u064a\u0632\u0627\u0644 \u0639\u0646\u062f\u0647\u0627 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0642\u0627\u062f\u0631\u0627\u064b \u0639\u0644\u0649 \u0627\u0644\u0639\u0645\u0644 \u0628\u0634\u0643\u0644 \u0637\u0628\u064a\u0639\u064a \u0628\u0639\u062f \u0642\u0637\u0639 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0645\u0646 \u0630\u0644\u0643 \u0627\u0644\u0645\u0633\u062a\u0648\u0649. \u0648\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u064f\u0639\u0628\u064e\u0651\u0631 \u0639\u0646 Ics \u0643\u0646\u0633\u0628\u0629 \u0645\u0626\u0648\u064a\u0629 \u0645\u0646 Icu\u060c \u0645\u062b\u0644 50% \u0623\u0648 75% \u0623\u0648 100%\u060c \u0627\u0639\u062a\u0645\u0627\u062f\u064b\u0627 \u0639\u0644\u0649 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0639\u0645\u0648\u0644 \u0628\u0647\u0627. \u0648\u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0645\u0646 \u062e\u0644\u0627\u0644 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a \u0627\u0644\u0645\u064f\u062e\u062a\u0627\u0631 (MCCB).<\/p>\n\n\n\n<figure class=\"wp-block-table\"><div class=\"table-wrap\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u0627\u0644\u0645\u0635\u0637\u0644\u062d<\/strong><\/td><td><strong>\u0627\u0644\u0645\u0639\u0646\u0649 \u0627\u0644\u0639\u0627\u0645<\/strong><\/td><td><strong>\u0627\u0644\u0645\u0639\u0646\u0649 \u0627\u0644\u0639\u0645\u0644\u064a \u0644\u0645\u0634\u062a\u0631\u064a \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0630\u0627\u062a \u0627\u0644\u0635\u0645\u0627\u0645\u0627\u062a \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 (MCCB)<\/strong><\/td><\/tr><tr><td>\u0648\u062d\u062f\u0629 \u0627\u0644\u0639\u0646\u0627\u064a\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u0629<\/td><td>\u0623\u0642\u0635\u0649 \u0642\u062f\u0631\u0629 \u0644\u0642\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0641\u064a \u062d\u0627\u0644\u0629 \u0627\u0644\u0642\u0635\u0631.<\/td><td>\u064a\u064f\u0638\u0647\u0631 \u0627\u0644\u062d\u062f \u0627\u0644\u0623\u0642\u0635\u0649 \u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0644\u0642\u0627\u0637\u0639 \u0642\u0637\u0639\u0647 \u0641\u064a \u0638\u0644 \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0645\u062d\u062f\u062f\u0629. \u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0627\u0644\u0642\u064a\u0645\u0629 \u0639\u0646\u062f \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0635\u062d\u064a\u062d.<\/td><\/tr><tr><td>Ics<\/td><td>\u0642\u062f\u0631\u0629 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0641\u064a \u062d\u0627\u0644\u0629 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629.<\/td><td>\u064a\u0648\u0636\u062d \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0627\u0646\u0642\u0637\u0627\u0639 \u0627\u0644\u0645\u0631\u062a\u0628\u0637 \u0628\u0627\u0644\u0642\u062f\u0631\u0629 \u0639\u0644\u0649 \u0627\u0633\u062a\u0645\u0631\u0627\u0631 \u0627\u0644\u062e\u062f\u0645\u0629 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0645\u062d\u062f\u062f\u0629. \u0648\u0642\u062f \u064a\u0643\u0648\u0646 \u0627\u0631\u062a\u0641\u0627\u0639 \u0645\u0633\u062a\u0648\u0649 Ics \u0623\u0645\u0631\u0627\u064b \u0645\u0647\u0645\u0627\u064b \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u062d\u064a\u0648\u064a\u0629.<\/td><\/tr><tr><td>Icm<\/td><td>\u0642\u062f\u0631\u0629 \u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629.<\/td><td>\u064a\u0635\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0623\u0642\u0635\u0649 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0644\u0642\u0627\u0637\u0639 \u062a\u062d\u0645\u0644\u0647 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629. \u0648\u064a\u0631\u062a\u0628\u0637 \u0647\u0630\u0627 \u0628\u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u0643\u0647\u0631\u0648\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a.<\/td><\/tr><tr><td>Icw<\/td><td>\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u062a\u062d\u0645\u0644\u0647 \u0644\u0641\u062a\u0631\u0629 \u0642\u0635\u064a\u0631\u0629.<\/td><td>\u064a\u0635\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0644\u062c\u0647\u0627\u0632 \u062a\u062d\u0645\u0644\u0647 \u0644\u0641\u062a\u0631\u0629 \u0642\u0635\u064a\u0631\u0629. \u0648\u064a\u064f\u0631\u0643\u0632 \u0639\u0644\u0649 \u0647\u0630\u0627 \u0627\u0644\u0623\u0645\u0631 \u0628\u0634\u0643\u0644 \u0623\u0643\u0628\u0631 \u0641\u064a \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0626\u064a\u0629 \u0648\u0628\u0639\u0636 \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0647\u0648\u0627\u0626\u064a\u0629.<\/td><\/tr><\/tbody><\/table><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0634\u0631\u062d \u0623\u0643\u062b\u0631 \u062a\u0641\u0635\u064a\u0644\u0627\u064b \u0644\u0644\u0645\u0635\u0637\u0644\u062d\u0627\u062a \u0627\u0644\u0639\u0627\u0645\u0629 \u0627\u0644\u0645\u062a\u0639\u0644\u0642\u0629 \u0628\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0642\u0627\u0637\u0639\u0629\u060c \u0631\u0627\u062c\u0639 \u0645\u0642\u0627\u0644\u0629 \u0627\u0644\u062f\u0639\u0645 \u0627\u0644\u0635\u0627\u062f\u0631\u0629 \u0639\u0646 OOHMAGE \u062d\u0648\u0644 <a href=\"https:\/\/www.oohmage.com\/ar\/breaking-capacity-of-circuit-breaker\/\"><u>\u0627\u0644\u0633\u0639\u0629 \u0627\u0644\u0642\u0635\u0648\u0649 \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/u><\/a>. \u0627\u0633\u062a\u062e\u062f\u0645 \u062a\u0644\u0643 \u0627\u0644\u0635\u0641\u062d\u0629 \u0643\u062e\u0644\u0641\u064a\u0629\u060c \u062b\u0645 \u062d\u062f\u062f \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0645\u0646 \u0633\u0644\u0633\u0644\u0629 \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0631\u0643\u0628\u0629 (MCCB) \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u0629.<\/p>\n\n\n\n<h2 id=\"common-ka-ratings-for-mcb-mccb-and-acb\" class=\"wp-block-heading\">\u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0644\u062a\u064a\u0627\u0631 kA \u0641\u064a \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 (MCB) \u0648\u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0646\u0632\u0644\u0627\u0642 (MCCB) \u0648\u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 (ACB)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062a\u0648\u0641\u0631 \u0639\u0627\u062f\u0629\u064b \u0623\u0646\u0648\u0627\u0639 \u0645\u062e\u062a\u0644\u0641\u0629 \u0645\u0646 \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0628\u0646\u0637\u0627\u0642\u0627\u062a \u0645\u062a\u0646\u0648\u0639\u0629 \u0645\u0646 \u0633\u0639\u0629 \u0627\u0644\u0642\u0637\u0639. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u064a\u0646\u0628\u063a\u064a \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0647\u0630\u0647 \u0627\u0644\u0646\u0637\u0627\u0642\u0627\u062a \u0628\u0627\u0639\u062a\u0628\u0627\u0631\u0647\u0627 \u0645\u0631\u0627\u062c\u0639 \u0633\u0648\u0642\u064a\u0629 \u0646\u0645\u0648\u0630\u062c\u064a\u0629\u060c \u0648\u0644\u064a\u0633 \u0642\u0648\u0627\u0639\u062f \u0639\u0627\u0645\u0629. \u0648\u062a\u0639\u062a\u0645\u062f \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0639\u0644\u0649 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0648\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u0645\u0646\u062a\u062c\u060c \u0648\u062d\u062c\u0645 \u0627\u0644\u0647\u064a\u0643\u0644\u060c \u0648\u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u060c \u0648\u0648\u0631\u0642\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><div class=\"table-wrap\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u0646\u0648\u0639 \u0627\u0644\u0642\u0627\u0637\u0639<\/strong><\/td><td><strong>\u0645\u062c\u0627\u0644 \u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0634\u0627\u0626\u0639<\/strong><\/td><td><strong>\u0645\u0646\u0627\u0642\u0634\u0629 \u0646\u0645\u0648\u0630\u062c\u064a\u0629 \u062d\u0648\u0644 \u0642\u062f\u0631\u0629 \u0627\u0644\u062a\u062d\u0645\u0644<\/strong><\/td><\/tr><tr><td>MCB<\/td><td>\u0627\u0644\u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629\u060c \u0648\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0635\u063a\u064a\u0631\u0629\u060c \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0627\u0644\u062e\u0641\u064a\u0641\u0629.<\/td><td>\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u062a\u0645 \u0645\u0646\u0627\u0642\u0634\u0629 \u0647\u0630\u0627 \u0627\u0644\u0623\u0645\u0631 \u0641\u064a \u0633\u064a\u0627\u0642 \u0645\u0633\u062a\u0648\u064a\u0627\u062a kA \u0627\u0644\u0645\u0646\u062e\u0641\u0636\u0629 \u0645\u062b\u0644 4.5 kA \u0623\u0648 6 kA \u0623\u0648 10 kA\u060c \u0627\u0639\u062a\u0645\u0627\u062f\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u0633\u0648\u0642 \u0648\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0639\u0645\u0648\u0644 \u0628\u0647\u0627.<\/td><\/tr><tr><td>MCCB<\/td><td>\u062e\u0637\u0648\u0637 \u0627\u0644\u062a\u063a\u0630\u064a\u0629\u060c \u0644\u0648\u062d\u0627\u062a \u0627\u0644\u062a\u0648\u0632\u064a\u0639\u060c \u062f\u0648\u0627\u0626\u0631 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a\u060c \u0645\u062e\u0627\u0631\u062c \u0627\u0644\u0645\u0648\u0644\u062f\u0627\u062a\u060c \u0648\u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629.<\/td><td>\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u062a\u0648\u0641\u0631 \u0647\u0630\u0647 \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0628\u0645\u0633\u062a\u0648\u064a\u0627\u062a \u062a\u064a\u0627\u0631 (kA) \u0623\u0648\u0633\u0639 \u0646\u0637\u0627\u0642\u064b\u0627\u060c \u0645\u062b\u0644 10 kA\u060c \u064825 kA\u060c \u064836 kA\u060c \u064850 kA\u060c \u064870 kA\u060c \u0623\u0648 \u0623\u0639\u0644\u0649 \u0645\u0646 \u0630\u0644\u0643\u060c \u062d\u0633\u0628 \u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u0648\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a.<\/td><\/tr><tr><td>ACB<\/td><td>\u062e\u0637\u0648\u0637 \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629\u060c \u0648\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0643\u0628\u064a\u0631\u0629\u060c \u0648\u062e\u0637\u0637 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0626\u064a\u0629.<\/td><td>\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0627 \u0644\u0644\u0623\u0646\u0638\u0645\u0629 \u0630\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0627\u0644\u064a \u0627\u0644\u062a\u064a \u062a\u062a\u0637\u0644\u0628 \u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0639\u0627\u0644\u064a\u0629\u060c \u0648\u0642\u062f\u0631\u0629 \u062a\u062d\u0645\u0644 \u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0623\u0645\u062f\u060c \u0648\u0627\u0644\u062a\u0646\u0633\u064a\u0642.<\/td><\/tr><\/tbody><\/table><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"the-crucial-point-is-that-one-cannot-make-a-selection-solely-based-on-common-specification-ranges-a-10ka-circuit-breaker-might-be-just-right-when-placed-in-a-downstream-distribution-box-but-it-might-not-be-sufficient-when-placed-in-the-main-distribution-cabinet-near-the-transformer-a-50ka-circuit-breaker-which-might-be-necessary-in-an-industrial-project-could-be-a-waste-of-resources-for-a-small-distribution-panel-with-a-much-smaller-short-circuit-current\">\u0627\u0644\u0646\u0642\u0637\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0647\u064a \u0623\u0646\u0647 \u0644\u0627 \u064a\u0645\u0643\u0646 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0646\u0637\u0627\u0642\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0648\u062d\u062f\u0647\u0627. \u0641\u0642\u062f \u064a\u0643\u0648\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0628\u0633\u0639\u0629 10 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u062a\u0645\u0627\u0645\u064b\u0627 \u0639\u0646\u062f \u062a\u0631\u0643\u064a\u0628\u0647 \u0641\u064a \u0635\u0646\u062f\u0648\u0642 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u060c \u0644\u0643\u0646\u0647 \u0642\u062f \u0644\u0627 \u064a\u0643\u0648\u0646 \u0643\u0627\u0641\u064a\u064b\u0627 \u0639\u0646\u062f \u062a\u0631\u0643\u064a\u0628\u0647 \u0641\u064a \u062e\u0632\u0627\u0646\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0628\u0627\u0644\u0642\u0631\u0628 \u0645\u0646 \u0627\u0644\u0645\u062d\u0648\u0644. \u0623\u0645\u0627 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0628\u0633\u0639\u0629 50 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0627\u0644\u0630\u064a \u0642\u062f \u064a\u0643\u0648\u0646 \u0636\u0631\u0648\u0631\u064a\u064b\u0627 \u0641\u064a \u0645\u0634\u0631\u0648\u0639 \u0635\u0646\u0627\u0639\u064a\u060c \u0641\u0642\u062f \u064a\u0645\u062b\u0644 \u0625\u0647\u062f\u0627\u0631\u064b\u0627 \u0644\u0644\u0645\u0648\u0627\u0631\u062f \u0641\u064a \u0644\u0648\u062d\u0629 \u062a\u0648\u0632\u064a\u0639 \u0635\u063a\u064a\u0631\u0629 \u0630\u0627\u062a \u062a\u064a\u0627\u0631 \u0642\u0635\u0631 \u062f\u0627\u0626\u0631\u0629 \u0623\u0642\u0644 \u0628\u0643\u062b\u064a\u0631.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"from-a-procurement-perspective-the-most-reliable-approach-is-as-follows-first-based-on-the-project-technical-specifications-short-circuit-current-calculation-results-local-electrical-regulations-and-cabinet-design-plans-determine-the-specific-ka-rated-value-required-then-match-the-corresponding-series-of-circuit-breakers-and-the-parameter-specifications\">\u0645\u0646 \u0645\u0646\u0638\u0648\u0631 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a\u060c \u0641\u0625\u0646 \u0627\u0644\u0646\u0647\u062c \u0627\u0644\u0623\u0643\u062b\u0631 \u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0647\u0648 \u0643\u0645\u0627 \u064a\u0644\u064a: \u0623\u0648\u0644\u0627\u064b\u060c \u0627\u0633\u062a\u0646\u0627\u062f\u0627\u064b \u0625\u0644\u0649 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629 \u0644\u0644\u0645\u0634\u0631\u0648\u0639\u060c \u0648\u0646\u062a\u0627\u0626\u062c \u062d\u0633\u0627\u0628 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629\u060c \u0648\u0627\u0644\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u062d\u0644\u064a\u0629\u060c \u0648\u062e\u0637\u0637 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u062e\u0632\u0627\u0646\u0627\u062a\u060c \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629. \u062b\u0645\u060c \u064a\u062a\u0645 \u0645\u0637\u0627\u0628\u0642\u0629 \u0633\u0644\u0633\u0644\u0629 \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0642\u0627\u0628\u0644\u0629 \u0648\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0645\u0639\u0644\u0645\u0627\u062a\u0647\u0627.<\/p>\n\n\n\n<h2 id=\"how-to-choose-the-right-ka-rating-for-an-mccb\" class=\"wp-block-heading\">\u0643\u064a\u0641\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644 \u0644\u0644\u0635\u064a\u0627\u0646\u0629 (MCCB)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0635\u062d\u064a\u062d \u0644\u0640 MCCB \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u064a\u0646\u0628\u063a\u064a \u0627\u0644\u0628\u062f\u0621 \u0628\u0627\u0644\u0646\u0638\u0631 \u0625\u0644\u0649 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0646\u0641\u0633\u0647 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u0627\u0643\u062a\u0641\u0627\u0621 \u0628\u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0623\u0631\u062e\u0635 \u0641\u064a \u0643\u062a\u0627\u0644\u0648\u062c \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a. \u064a\u062c\u0628 \u0639\u0644\u0649 \u0645\u0648\u0638\u0641\u064a \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a \u0623\u0648 \u0627\u0644\u0645\u0647\u0646\u062f\u0633\u064a\u0646 \u0623\u0648 \u0645\u0635\u0646\u0639\u064a \u0627\u0644\u062e\u0632\u0627\u0646\u0627\u062a \u0623\u0648\u0644\u0627\u064b \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0643\u0627\u0646 \u0627\u0644\u0630\u064a \u0633\u064a\u062a\u0645 \u0641\u064a\u0647 \u062a\u0631\u0643\u064a\u0628 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0648\u062d\u062c\u0645 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0630\u064a \u0642\u062f \u064a\u062d\u062f\u062b \u0641\u064a \u062a\u0644\u0643 \u0627\u0644\u0646\u0642\u0637\u0629. \u0628\u0639\u062f \u0630\u0644\u0643\u060c \u064a\u062c\u0628 \u0639\u0644\u064a\u0647\u0645 \u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0627\u0637\u0639 MCCB \u0628\u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u062a\u0641\u064a \u0628\u0647\u0630\u0647 \u0627\u0644\u0642\u064a\u0645\u0629 \u0623\u0648 \u062a\u062a\u062c\u0627\u0648\u0632\u0647\u0627\u060c \u0645\u0639 \u062a\u0631\u0643 \u0647\u0627\u0645\u0634 \u0645\u0646\u0627\u0633\u0628 \u0648\u0641\u0642\u064b\u0627 \u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0633\u0627\u0639\u062f\u0643 \u0642\u0627\u0626\u0645\u0629 \u0627\u0644\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0641\u064a \u062a\u0648\u0636\u064a\u062d \u062a\u0641\u0627\u0635\u064a\u0644 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0646\u062a\u062c \u0642\u0628\u0644 \u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u0627\u0633\u062a\u0641\u0633\u0627\u0631. \u0648\u0644\u0627 \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u062d\u0644 \u0647\u0630\u0647 \u0627\u0644\u0642\u0627\u0626\u0645\u0629 \u0645\u062d\u0644 \u0627\u0644\u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629 \u0627\u0644\u0631\u0633\u0645\u064a\u0629\u060c \u0644\u0643\u0646\u0647\u0627 \u0645\u0641\u064a\u062f\u0629 \u0641\u064a \u062a\u062c\u0646\u0628 \u0625\u063a\u0641\u0627\u0644 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u062d\u062f\u062f \u0639\u0627\u062f\u0629\u064b \u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0646\u0647\u0627\u0626\u064a\u0629.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><div class=\"table-wrap\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u0639\u0646\u0635\u0631 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631<\/strong><\/td><td><strong>\u0645\u0627 \u0627\u0644\u0630\u064a \u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646\u0647<\/strong><\/td><td><strong>\u0644\u0645\u0627\u0630\u0627 \u0647\u0630\u0627 \u0645\u0647\u0645\u061f<\/strong><\/td><\/tr><tr><td>\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646<\/td><td>\u062c\u0647\u062f \u0627\u0644\u0646\u0638\u0627\u0645\u060c \u0648\u062d\u0627\u0644\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f\/\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631\u060c \u0648\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0639\u0645\u0648\u0644 \u0628\u0647\u0627.<\/td><td>\u064a\u062c\u0628 \u0641\u062d\u0635 \u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0639\u0646\u062f \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0635\u062d\u064a\u062d. \u0641\u0642\u062f \u0644\u0627 \u062a\u0646\u0637\u0628\u0642 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0633\u062c\u0644\u0629 \u0639\u0646\u062f \u062c\u0647\u062f \u0645\u0639\u064a\u0646 \u0639\u0644\u0649 \u062c\u0647\u062f \u0622\u062e\u0631.<\/td><\/tr><tr><td>\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0645\u062a\u0627\u062d<\/td><td>\u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062d\u0633\u0648\u0628 \u0623\u0648 \u0627\u0644\u0645\u062d\u062f\u062f \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u062a\u0631\u0643\u064a\u0628 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 (MCCB).<\/td><td>\u064a\u062c\u0628 \u0623\u0644\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0645\u062d\u062f\u062f \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0642\u0644 \u0645\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0645\u062a\u0627\u062d.<\/td><\/tr><tr><td>\u0642\u062f\u0631\u0629 \u0627\u0644\u0643\u0633\u0631 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629<\/td><td>\u0642\u064a\u0645\u0629 Icu\/Ics \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0623\u0648 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641\u0629 \u0644\u0645\u0634\u0631\u0648\u0639 kA.<\/td><td>\u0648\u0647\u0630\u0627 \u064a\u062d\u062f\u062f \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0647\u0646\u0627\u0643 \u062d\u0627\u062c\u0629 \u0625\u0644\u0649 \u0633\u0644\u0633\u0644\u0629 \u0642\u064a\u0627\u0633\u064a\u0629\u060c \u0623\u0648 \u0633\u0644\u0633\u0644\u0629 \u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062a\u062d\u0645\u0644\u060c \u0623\u0648 \u0633\u0644\u0633\u0644\u0629 \u0630\u0627\u062a \u0623\u062f\u0627\u0621 \u0623\u0639\u0644\u0649.<\/td><\/tr><tr><td>\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \/ \u062d\u062c\u0645 \u0627\u0644\u0625\u0637\u0627\u0631<\/td><td>\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644\u060c \u0648\u062d\u062c\u0645 \u0627\u0644\u0625\u0637\u0627\u0631\u060c \u0648\u0642\u062f\u0631\u0629 \u0627\u0644\u0627\u0646\u0642\u0637\u0627\u0639\u060c \u0648\u0634\u0631\u0648\u0637 \u062a\u062e\u0641\u064a\u0636 \u0627\u0644\u0642\u062f\u0631\u0629.<\/td><td>\u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u062d\u0645\u0644 \u0627\u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0627\u062f\u064a \u062f\u0648\u0646 \u062d\u062f\u0648\u062b \u062a\u0634\u063a\u064a\u0644 \u063a\u064a\u0631 \u0645\u0631\u063a\u0648\u0628 \u0641\u064a\u0647 \u0623\u0648 \u0627\u0631\u062a\u0641\u0627\u0639 \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629.<\/td><\/tr><tr><td>\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0648\u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629<\/td><td>\u062d\u062c\u0645 \u0627\u0644\u0643\u0627\u0628\u0644\u060c \u0648\u062a\u0635\u0645\u064a\u0645 \u0642\u0636\u0628\u0627\u0646 \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u060c \u0648\u062f\u0631\u062c\u0629 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u063a\u0644\u0627\u0641\u060c \u0648\u062f\u0631\u062c\u0629 \u062a\u062d\u0645\u0644 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0644\u0644\u0648\u062d\u0629.<\/td><td>\u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0642\u0627\u0637\u0639 \u0645\u0639 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0643\u0644\u064a \u0644\u0644\u0645\u062c\u0645\u0648\u0639\u0629\u060c \u0648\u0644\u064a\u0633 \u0641\u0642\u0637 \u0645\u0639 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0645\u0643\u0648\u0646\u0627\u062a \u0627\u0644\u0641\u0631\u062f\u064a\u0629.<\/td><\/tr><tr><td>\u0639\u062f\u062f \u0627\u0644\u0623\u0639\u0645\u062f\u0629<\/td><td>3P \u0623\u0648 4P \u0623\u0648 \u0623\u064a \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0646\u0638\u0627\u0645 \u0623\u062e\u0631\u0649.<\/td><td>\u064a\u0624\u062b\u0631 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0642\u0637\u0628 \u0639\u0644\u0649 \u062a\u0631\u062a\u064a\u0628 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u060c \u0648\u062a\u0628\u062f\u064a\u0644 \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u062d\u0627\u064a\u062f\u060c \u0648\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639.<\/td><\/tr><tr><td>\u0648\u062d\u062f\u0629 \u0627\u0644\u0642\u0637\u0639<\/td><td>\u0625\u0639\u062f\u0627\u062f\u0627\u062a \u062d\u0631\u0627\u0631\u064a\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0623\u0648 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629 \u0623\u0648 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0639\u062f\u064a\u0644 \u0623\u0648 \u062b\u0627\u0628\u062a\u0629\u060c \u062d\u0633\u0628 \u0627\u0644\u062d\u0627\u0644\u0629.<\/td><td>\u064a\u0624\u062b\u0631 \u0633\u0644\u0648\u0643 \u0627\u0644\u0642\u0627\u0637\u0639 \u0639\u0644\u0649 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0632\u0627\u0626\u062f \u0648\u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629\u060c \u0648\u0643\u0630\u0644\u0643 \u0639\u0644\u0649 \u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u0648\u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642.<\/td><\/tr><tr><td>\u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646 \u0648\u062d\u062f\u0629 \u0627\u0644\u0639\u0646\u0627\u064a\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u0629 (ICU) \u0648\u0648\u062d\u062f\u0629 \u0627\u0644\u0639\u0646\u0627\u064a\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u0629 (ICS)<\/td><td>\u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0642\u0635\u0648\u0649 \u0648\u0642\u062f\u0631\u0629 \u062a\u062d\u0645\u0644 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0627\u0644\u0648\u0627\u0631\u062f\u0629 \u0641\u064a \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/td><td>\u0642\u062f \u062a\u062a\u0637\u0644\u0628 \u0627\u0644\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062d\u064a\u0648\u064a\u0629 \u0623\u0648 \u0627\u0644\u062a\u064a \u062a\u0639\u0645\u0644 \u0628\u0634\u0643\u0644 \u0645\u0633\u062a\u0645\u0631 \u062a\u0623\u0643\u064a\u062f\u064b\u0627 \u0623\u0642\u0648\u0649 \u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u062e\u062f\u0645\u0629.<\/td><\/tr><tr><td>\u0627\u0644\u0633\u0648\u0642 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641\u0629<\/td><td>\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0644\u062c\u0627\u0646 \u0627\u0644\u062a\u0642\u064a\u064a\u0633 \u0627\u0644\u062f\u0648\u0644\u064a\u0629 (IEC) \u0623\u0648 \u0645\u0646\u0638\u0645\u0629 UL \u0623\u0648 \u0627\u0644\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u0645\u062d\u0644\u064a\u0629\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u062a\u0648\u062b\u064a\u0642.<\/td><td>\u062a\u062e\u062a\u0644\u0641 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0648\u0648\u0636\u0639 \u0627\u0644\u0639\u0644\u0627\u0645\u0627\u062a \u0648\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0628\u0627\u062e\u062a\u0644\u0627\u0641 \u0627\u0644\u0633\u0648\u0642 \u0648\u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a.<\/td><\/tr><tr><td>\u0627\u0644\u062a\u0637\u0628\u064a\u0642<\/td><td>\u0645\u0648\u0632\u0639 \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u060c \u0623\u0648 \u0645\u062d\u0631\u0643\u060c \u0623\u0648 \u0645\u0648\u0644\u062f\u060c \u0623\u0648 \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0637\u0627\u0642\u0629 \u0627\u0644\u0634\u0645\u0633\u064a\u0629\u060c \u0623\u0648 \u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629\u060c \u0623\u0648 \u0623\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0622\u062e\u0631.<\/td><td>\u064a\u0624\u062b\u0631 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0639\u0644\u0649 \u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0648\u0627\u0644\u0645\u0644\u062d\u0642\u0627\u062a \u0648\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a \u0627\u0644\u062a\u0646\u0633\u064a\u0642.<\/td><\/tr><\/tbody><\/table><\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full is-resized\"><img data-srcset=\"https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-10.png 323w, https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-10-300x241.png 300w\" decoding=\"async\"   data-src=\"https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-10.png\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" alt=\"\" class=\"wp-image-9633 lazyload\" style=\"aspect-ratio:1.2471944008688307;width:479px;height:auto\"  sizes=\"(max-width: 323px) 100vw, 323px\" \/><noscript><img loading=\"lazy\" decoding=\"async\" width=\"323\" height=\"259\" src=\"https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-10.png\" alt=\"\" class=\"wp-image-9633\" style=\"aspect-ratio:1.2471944008688307;width:479px;height:auto\" srcset=\"https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-10.png 323w, https:\/\/www.oohmage.com\/wp-content\/uploads\/2026\/07\/image-10-300x241.png 300w\" sizes=\"(max-width: 323px) 100vw, 323px\" \/><\/noscript><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"for-instance-the-purchaser-might-request-a-400a-3-pole-mccb-but-this-information-is-still-far-from-sufficient-the-supplier-also-needs-to-know-what-is-the-system-voltage-400v-415v-480v-or-other-values-what-is-the-required-breaking-capacity-25ka-36ka-50ka-or-higher-is-the-trip-unit-fixed-or-adjustable-does-the-product-need-to-meet-the-document-certification-requirements-of-specific-markets\">\u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0642\u062f \u064a\u0637\u0644\u0628 \u0627\u0644\u0645\u0634\u062a\u0631\u064a \u0642\u0627\u0637\u0639 \u062a\u064a\u0627\u0631 \u0645\u0639\u064a\u0627\u0631\u064a (MCCB) \u062b\u0644\u0627\u062b\u064a \u0627\u0644\u0623\u0642\u0637\u0627\u0628 \u0628\u0642\u062f\u0631\u0629 400 \u0623\u0645\u0628\u064a\u0631. \u0644\u0643\u0646 \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0644\u0627 \u062a\u0632\u0627\u0644 \u0628\u0639\u064a\u062f\u0629 \u0639\u0646 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0643\u0627\u0641\u064a\u0629. \u0641\u0627\u0644\u0645\u0639\u064a\u0651\u0646 \u064a\u062d\u062a\u0627\u062c \u0623\u064a\u0636\u064b\u0627 \u0625\u0644\u0649 \u0645\u0639\u0631\u0641\u0629: \u0645\u0627 \u0647\u0648 \u062c\u0647\u062f \u0627\u0644\u0646\u0638\u0627\u0645 (400 \u0641\u0648\u0644\u062a\u060c 415 \u0641\u0648\u0644\u062a\u060c 480 \u0641\u0648\u0644\u062a \u0623\u0648 \u0642\u064a\u0645 \u0623\u062e\u0631\u0649)\u061f \u0645\u0627 \u0647\u064a \u0633\u0639\u0629 \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 (25 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c 36 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c 50 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 \u0623\u0639\u0644\u0649)\u061f \u0647\u0644 \u0648\u062d\u062f\u0629 \u0627\u0644\u0642\u0637\u0639 \u062b\u0627\u0628\u062a\u0629 \u0623\u0645 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0639\u062f\u064a\u0644\u061f \u0647\u0644 \u064a\u062c\u0628 \u0623\u0646 \u064a\u0633\u062a\u0648\u0641\u064a \u0627\u0644\u0645\u0646\u062a\u062c \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0634\u0647\u0627\u062f\u0627\u062a \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0623\u0633\u0648\u0627\u0642 \u0645\u0639\u064a\u0646\u0629\u061f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"when-the-information-is-incomplete-a-responsible-supplier-should-proactively-clarify-the-situation-to-the-customer-instead-of-presumptuously-providing-a-generic-model-this-approach-not-only-demonstrates-responsibility-towards-the-purchasing-party-but-also-towards-the-cabinet-manufacturer-and-the-final-installation-site\">\u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u063a\u064a\u0631 \u0643\u0627\u0645\u0644\u0629\u060c \u064a\u0646\u0628\u063a\u064a \u0639\u0644\u0649 \u0627\u0644\u0645\u0648\u0631\u062f \u0627\u0644\u0645\u0633\u0624\u0648\u0644 \u0623\u0646 \u064a\u0628\u0627\u062f\u0631 \u0628\u062a\u0648\u0636\u064a\u062d \u0627\u0644\u0645\u0648\u0642\u0641 \u0644\u0644\u0639\u0645\u064a\u0644 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u062a\u0642\u062f\u064a\u0645 \u0646\u0645\u0648\u0630\u062c \u0639\u0627\u0645 \u062f\u0648\u0646 \u0627\u0633\u062a\u0634\u0627\u0631\u0629. \u0641\u0647\u0630\u0627 \u0627\u0644\u0646\u0647\u062c \u0644\u0627 \u064a\u064f\u0638\u0647\u0631 \u0627\u0644\u0645\u0633\u0624\u0648\u0644\u064a\u0629 \u062a\u062c\u0627\u0647 \u0627\u0644\u062c\u0647\u0629 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0629 \u0641\u062d\u0633\u0628\u060c \u0628\u0644 \u062a\u062c\u0627\u0647 \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0644\u0644\u062e\u0632\u0627\u0646\u0629 \u0648\u0645\u0648\u0642\u0639 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0623\u064a\u0636\u064b\u0627.<\/p>\n\n\n\n<h2 id=\"example-reading-a-400a-mccb-with-36ka-or-50ka-breaking-capacity\" class=\"wp-block-heading\">\u0645\u062b\u0627\u0644: \u0642\u0631\u0627\u0621\u0629 \u0642\u064a\u0645\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0641\u064a \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0648\u0638\u0627\u0626\u0641 (MCCB) \u0628\u0642\u062f\u0631\u0629 400 \u0623\u0645\u0628\u064a\u0631 \u0648\u0633\u0639\u0629 \u0642\u0637\u0639 \u062a\u0628\u0644\u063a 36 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 50 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0646\u0623\u062e\u0630 \u0645\u062b\u0627\u0644\u0627\u064b \u0627\u0641\u062a\u0631\u0627\u0636\u064a\u0627\u064b \u0644\u0645\u0634\u0631\u0648\u0639: \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0647\u0648 \u0642\u0627\u0637\u0639 \u062f\u0648\u0627\u0626\u0631 \u0645\u0639\u062f\u0646\u064a (MCCB) \u0628\u0642\u062f\u0631\u0629 400 \u0623\u0645\u0628\u064a\u0631. \u0648\u064a\u0634\u064a\u0631 \u0627\u0644\u0631\u0642\u0645 400 \u0623\u0645\u0628\u064a\u0631 \u0647\u0646\u0627 \u0625\u0644\u0649 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0623\u0648 \u0642\u064a\u0645\u0629 \u062a\u064a\u0627\u0631 \u0627\u0644\u0627\u0646\u0642\u0637\u0627\u0639 \u0648\u0641\u0642\u0627\u064b \u0644\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0645\u0646\u062a\u062c \u0627\u0644\u0645\u062d\u062f\u062f. \u0648\u0644\u0627 \u064a\u064f\u0634\u064a\u0631 \u0647\u0630\u0627 \u0627\u0644\u0631\u0642\u0645 \u0625\u0644\u0649 \u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0644\u0647\u0630\u0627 \u0627\u0644\u0642\u0627\u0637\u0639. \u0648\u0644\u062c\u0639\u0644 \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0643\u0627\u0645\u0644\u0629 \u0645\u0646 \u0627\u0644\u0646\u0627\u062d\u064a\u0629 \u0627\u0644\u0641\u0646\u064a\u0629\u060c \u064a\u062c\u0628 \u0639\u0644\u0649 \u0627\u0644\u0645\u0634\u062a\u0631\u064a \u0623\u064a\u0636\u064b\u0627 \u062a\u062d\u062f\u064a\u062f \u0633\u0639\u0629 \u0642\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629\u060c \u0645\u062b\u0644 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a 36 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0645 50 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0639\u0646\u062f \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0627\u0628\u0644.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u064a\u0628\u0644\u063a 30 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0641\u0645\u0646 \u0645\u0646\u0638\u0648\u0631 \u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0637\u0639\u060c \u0642\u062f \u064a\u0643\u0648\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062f\u0645\u062c (MCCB) \u0628\u0642\u062f\u0631\u0629 36 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0643\u0627\u0641\u064a\u0627\u064b \u2013 \u0648\u0628\u0627\u0644\u0637\u0628\u0639\u060c \u064a\u062c\u0628 \u0623\u064a\u0636\u064b\u0627 \u0623\u062e\u0630 \u0639\u0648\u0627\u0645\u0644 \u0623\u062e\u0631\u0649 \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631\u060c \u0645\u062b\u0644 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0648Icu\/Ics\u060c \u0648\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u062e\u0632\u0627\u0646\u0629\u060c \u0648\u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u062d\u0645\u0627\u064a\u0629\u060c \u0648\u0627\u0644\u0644\u0648\u0627\u0626\u062d \u0627\u0644\u0645\u062d\u0644\u064a\u0629. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u064a\u0628\u0644\u063a 42 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0641\u0642\u062f \u0644\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u062e\u064a\u0627\u0631 36 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0643\u0627\u0641\u064a\u064b\u0627\u060c \u0648\u0633\u064a\u062a\u0639\u064a\u0646 \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u062d\u0644 \u0628\u0645\u0648\u0627\u0635\u0641\u0627\u062a 50 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 \u0623\u0639\u0644\u0649.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0646 \u0627\u0644\u0645\u0647\u0645 \u0645\u0644\u0627\u062d\u0638\u0629 \u0623\u0646 \u0647\u0630\u0627 \u0645\u062c\u0631\u062f \u0645\u062b\u0627\u0644 \u0645\u0628\u0633\u0637. \u0648\u064a\u062c\u0628 \u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0646\u0647\u0627\u0626\u064a \u0627\u0633\u062a\u0646\u0627\u062f\u064b\u0627 \u0625\u0644\u0649 \u0646\u062a\u0627\u0626\u062c \u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0641\u0639\u0644\u064a\u0629 \u0644\u0644\u0645\u0634\u0631\u0648\u0639 \u0648\u0648\u062b\u0627\u0626\u0642 \u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><div class=\"table-wrap\"><table class=\"has-fixed-layout\"><tbody><tr><td><strong>\u0639\u0646\u0635\u0631 \u0627\u0644\u062a\u0633\u0645\u064a\u0629<\/strong><\/td><td><strong>\u0645\u0627 \u0642\u062f \u064a\u0631\u0627\u0647 \u0627\u0644\u0645\u0634\u062a\u0631\u064a<\/strong><\/td><td><strong>\u0643\u064a\u0641\u064a\u0629 \u062a\u0641\u0633\u064a\u0631 \u0630\u0644\u0643<\/strong><\/td><\/tr><tr><td>400 \u0623\u0645\u0628\u064a\u0631<\/td><td>\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0623\u0648 \u0642\u062f\u0631\u0629 \u0627\u0644\u0627\u0646\u0642\u0637\u0627\u0639.<\/td><td>\u0639\u0646\u0635\u0631 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0627\u062f\u064a. \u0648\u0647\u0630\u0627 \u0644\u0627 \u064a\u0639\u0646\u064a 400 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631.<\/td><\/tr><tr><td>36 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 50 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/td><td>\u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0637\u0639 \u0639\u0646\u062f \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u062d\u062f\u062f.<\/td><td>\u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644. \u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0645\u0633\u0627\u0648\u064a\u0629 \u0644\u0645\u0633\u062a\u0648\u0649 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0623\u0648 \u0623\u0639\u0644\u0649 \u0645\u0646\u0647.<\/td><\/tr><tr><td>3P \/ 4P<\/td><td>\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0623\u0639\u0645\u062f\u0629.<\/td><td>\u062a\u0623\u0643\u062f \u0645\u0646 \u062a\u0648\u0627\u0641\u0642\u0647\u0627 \u0645\u0639 \u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0646\u0638\u0627\u0645 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0633\u0644\u0643 \u0627\u0644\u0645\u062d\u0627\u064a\u062f.<\/td><\/tr><tr><td>\u0648\u062d\u062f\u0629 \u0627\u0644\u0642\u0637\u0639<\/td><td>\u062b\u0627\u0628\u062a\u0629\u060c \u0623\u0648 \u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0639\u062f\u064a\u0644\u060c \u0623\u0648 \u062d\u0631\u0627\u0631\u064a\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629\u060c \u0623\u0648 \u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629\u060c \u062d\u0633\u0628 \u0627\u0644\u0633\u0644\u0633\u0644\u0629.<\/td><td>\u064a\u0624\u062b\u0631 \u0639\u0644\u0649 \u0633\u0644\u0648\u0643 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0648\u0645\u0631\u0648\u0646\u0629 \u0627\u0644\u062a\u0646\u0633\u064a\u0642.<\/td><\/tr><tr><td>\u0639\u0644\u0627\u0645\u0627\u062a \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/td><td>\u0645\u062b\u0627\u0644: \u062a\u0635\u0646\u064a\u0641 Ue \u0639\u0646\u062f \u062c\u0647\u062f \u0645\u062d\u062f\u062f.<\/td><td>\u062a\u0623\u0643\u062f \u0645\u0646 \u0623\u0646 \u0642\u064a\u0645\u0629 kA \u062a\u0646\u0637\u0628\u0642 \u0639\u0644\u0649 \u062c\u0647\u062f \u0627\u0644\u0645\u0634\u0631\u0648\u0639.<\/td><\/tr><\/tbody><\/table><\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"this-example-demonstrates-why-when-making-an-inquiry-for-mccb-one-must-never-simply-say-i-need-a-circuit-breaker-with-a-rating-of-400a-a-complete-inquiry-should-provide-the-supplier-with-sufficient-information-so-that-he-can-help-you-select-the-appropriate-series-rather-than-merely-matching-a-specific-rated-current-value\">\u064a\u0648\u0636\u062d \u0647\u0630\u0627 \u0627\u0644\u0645\u062b\u0627\u0644 \u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u0630\u064a \u064a\u062c\u0639\u0644 \u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a\u060c \u0639\u0646\u062f \u062a\u0642\u062f\u064a\u0645 \u0627\u0633\u062a\u0641\u0633\u0627\u0631 \u0628\u0634\u0623\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a (MCCB)\u060c \u0623\u0644\u0627 \u064a\u0643\u062a\u0641\u064a \u0627\u0644\u0645\u0631\u0621 \u0628\u0642\u0648\u0644 \u201c\u0623\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0642\u0627\u0637\u0639 \u062f\u0627\u0626\u0631\u0629 \u0628\u0642\u062f\u0631\u0629 400 \u0623\u0645\u0628\u064a\u0631\u201d \u0641\u062d\u0633\u0628. \u064a\u062c\u0628 \u0623\u0646 \u064a\u0632\u0648\u062f \u0627\u0644\u0627\u0633\u062a\u0641\u0633\u0627\u0631 \u0627\u0644\u0643\u0627\u0645\u0644 \u0627\u0644\u0645\u0648\u0631\u062f \u0628\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0643\u0627\u0641\u064a\u0629 \u062d\u062a\u0649 \u064a\u062a\u0645\u0643\u0646 \u0645\u0646 \u0645\u0633\u0627\u0639\u062f\u062a\u0643 \u0641\u064a \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629\u060c \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u0627\u0643\u062a\u0641\u0627\u0621 \u0628\u0645\u0637\u0627\u0628\u0642\u0629 \u0642\u064a\u0645\u0629 \u062a\u064a\u0627\u0631 \u062a\u0635\u0646\u064a\u0641\u064a \u0645\u062d\u062f\u062f\u0629.<\/p>\n\n\n\n<h2 id=\"common-mistakes-when-selecting-mccb-ka-rating\" class=\"wp-block-heading\">\u0627\u0644\u0623\u062e\u0637\u0627\u0621 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 (kA) \u0644\u0645\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0627\u0646\u0641\u0635\u0627\u0644 (MCCB)<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"the-first-common-mistake-is-confusing-the-rated-current-with-the-ka-rated-value-the-purchaser-might-have-chosen-a-circuit-breaker-simply-because-its-current-rating-matched-the-load-but-completely-failed-to-consider-whether-it-could-safely-interrupt-the-short-circuit-current-at-the-installation-point-this-is-the-most-common-problem-at-first-glance-the-circuit-breaker-seems-to-be-the-right-choice-but-technically-speaking-it-is-completely-unsuitable\">\u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u0634\u0627\u0626\u0639 \u0627\u0644\u0623\u0648\u0644 \u0647\u0648 \u0627\u0644\u062e\u0644\u0637 \u0628\u064a\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0648\u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u0646\u0646\u0629 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631. \u0642\u062f \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u0634\u062a\u0631\u064a \u0642\u062f \u0627\u062e\u062a\u0627\u0631 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0644\u0645\u062c\u0631\u062f \u0623\u0646 \u062a\u0642\u064a\u064a\u0645\u0647 \u0644\u0644\u062a\u064a\u0627\u0631 \u064a\u062a\u0637\u0627\u0628\u0642 \u0645\u0639 \u0627\u0644\u062d\u0645\u0644\u060c \u0644\u0643\u0646\u0647 \u0623\u063a\u0641\u0644 \u062a\u0645\u0627\u0645\u064b\u0627 \u0627\u0644\u0646\u0638\u0631 \u0641\u064a\u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0628\u0625\u0645\u0643\u0627\u0646\u0647 \u0642\u0637\u0639 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0628\u0623\u0645\u0627\u0646 \u0639\u0646\u062f \u0646\u0642\u0637\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628. \u0647\u0630\u0647 \u0647\u064a \u0627\u0644\u0645\u0634\u0643\u0644\u0629 \u0627\u0644\u0623\u0643\u062b\u0631 \u0634\u064a\u0648\u0639\u064b\u0627 \u2013 \u0641\u0627\u0644\u0642\u0627\u0637\u0639 \u064a\u0628\u062f\u0648 \u0644\u0644\u0648\u0647\u0644\u0629 \u0627\u0644\u0623\u0648\u0644\u0649 \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0635\u062d\u064a\u062d\u060c \u0644\u0643\u0646\u0647 \u0645\u0646 \u0627\u0644\u0646\u0627\u062d\u064a\u0629 \u0627\u0644\u0641\u0646\u064a\u0629 \u063a\u064a\u0631 \u0645\u0646\u0627\u0633\u0628 \u0639\u0644\u0649 \u0627\u0644\u0625\u0637\u0644\u0627\u0642.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"the-second-mistake-is-to-only-consider-the-price-without-considering-the-installation-location-low-ka-circuit-breakers-are-indeed-cheaper-but-if-they-are-installed-next-to-the-transformer-at-the-generator-outlet-or-near-the-main-distribution-panel-they-might-not-be-sufficient-because-the-short-circuit-current-in-these-areas-is-often-higher-the-price-should-be-considered-after-confirming-the-basic-electrical-suitability\">\u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u062b\u0627\u0646\u064a \u0647\u0648 \u0627\u0644\u0627\u0643\u062a\u0641\u0627\u0621 \u0628\u0627\u0644\u0646\u0638\u0631 \u0625\u0644\u0649 \u0627\u0644\u0633\u0639\u0631 \u062f\u0648\u0646 \u0645\u0631\u0627\u0639\u0627\u0629 \u0645\u0648\u0642\u0639 \u0627\u0644\u062a\u0631\u0643\u064a\u0628. \u0635\u062d\u064a\u062d \u0623\u0646 \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0630\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0646\u062e\u0641\u0636 (low-kA) \u0623\u0631\u062e\u0635 \u062b\u0645\u0646\u0627\u064b\u060c \u0648\u0644\u0643\u0646 \u0625\u0630\u0627 \u062a\u0645 \u062a\u0631\u0643\u064a\u0628\u0647\u0627 \u0628\u062c\u0648\u0627\u0631 \u0627\u0644\u0645\u062d\u0648\u0644\u060c \u0623\u0648 \u0639\u0646\u062f \u0645\u062e\u0631\u062c \u0627\u0644\u0645\u0648\u0644\u062f\u060c \u0623\u0648 \u0628\u0627\u0644\u0642\u0631\u0628 \u0645\u0646 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629\u060c \u0641\u0642\u062f \u0644\u0627 \u062a\u0643\u0648\u0646 \u0643\u0627\u0641\u064a\u0629 \u0644\u0623\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0645\u0646\u0627\u0637\u0642 \u063a\u0627\u0644\u0628\u0627\u064b \u0645\u0627 \u064a\u0643\u0648\u0646 \u0623\u0639\u0644\u0649. \u0644\u0630\u0627 \u064a\u062c\u0628 \u0627\u0644\u0646\u0638\u0631 \u0641\u064a \u0627\u0644\u0633\u0639\u0631 \u0628\u0639\u062f \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0627\u0644\u0645\u0644\u0627\u0621\u0645\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"the-third-mistake-is-to-overlook-the-influence-of-the-rated-voltage-the-interrupting-capacity-is-not-an-isolated-value-the-same-circuit-breaker-may-have-one-interrupting-capacity-at-this-voltage-but-it-could-be-a-different-value-at-a-different-voltage-it-is-essential-to-consult-the-specification-sheet-in-accordance-with-the-actual-system-voltage\">\u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u062b\u0627\u0644\u062b \u0647\u0648 \u062a\u062c\u0627\u0647\u0644 \u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646. \u0641\u0627\u0644\u0642\u062f\u0631\u0629 \u0639\u0644\u0649 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0644\u064a\u0633\u062a \u0642\u064a\u0645\u0629 \u0642\u0627\u0626\u0645\u0629 \u0628\u0630\u0627\u062a\u0647\u0627. \u0641\u0642\u062f \u064a\u0643\u0648\u0646 \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0646\u0641\u0633\u0647 \u0642\u062f\u0631\u0629 \u0645\u0639\u064a\u0646\u0629 \u0639\u0644\u0649 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0639\u0646\u062f \u0647\u0630\u0627 \u0627\u0644\u062c\u0647\u062f\u060c \u0644\u0643\u0646\u0647\u0627 \u0642\u062f \u062a\u062e\u062a\u0644\u0641 \u0639\u0646\u062f \u062c\u0647\u062f \u0622\u062e\u0631. \u0648\u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0648\u0631\u0642\u0629 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0648\u0641\u0642\u064b\u0627 \u0644\u0644\u062c\u0647\u062f \u0627\u0644\u0641\u0639\u0644\u064a \u0644\u0644\u0646\u0638\u0627\u0645.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"the-fourth-mistake-is-to-focus-solely-on-the-circuit-breaker-itself-and-fail-to-consider-the-entire-distribution-panel-the-cabinet-busbar-system-cables-upstream-protection-devices-as-well-as-the-short-circuit-tolerance-capacity-of-the-distribution-panel-itself-all-need-to-be-taken-into-account-a-high-breaking-capacity-circuit-breaker-does-not-mean-that-the-entire-system-can-withstand-the-same-level-of-faults\">\u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u0631\u0627\u0628\u0639 \u0647\u0648 \u0627\u0644\u062a\u0631\u0643\u064a\u0632 \u062d\u0635\u0631\u064a\u064b\u0651\u0627 \u0639\u0644\u0649 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0646\u0641\u0633\u0647 \u062f\u0648\u0646 \u0645\u0631\u0627\u0639\u0627\u0629 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0628\u0623\u0643\u0645\u0644\u0647\u0627. \u0641\u0645\u0646 \u0627\u0644\u0636\u0631\u0648\u0631\u064a \u0623\u062e\u0630 \u0643\u0644 \u0645\u0646 \u0627\u0644\u062e\u0632\u0627\u0646\u0629 \u0648\u0646\u0638\u0627\u0645 \u0627\u0644\u0642\u0636\u0628\u0627\u0646 \u0627\u0644\u0645\u0648\u0635\u0644\u0629 \u0648\u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0648\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u0648\u062c\u0648\u062f\u0629 \u0641\u064a \u0627\u0644\u0645\u0631\u0627\u062d\u0644 \u0627\u0644\u0633\u0627\u0628\u0642\u0629\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0642\u062f\u0631\u0629 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0646\u0641\u0633\u0647\u0627 \u0639\u0644\u0649 \u062a\u062d\u0645\u0644 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629\u060c \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631. \u0648\u0644\u0627 \u064a\u0639\u0646\u064a \u0648\u062c\u0648\u062f \u0642\u0627\u0637\u0639 \u062f\u0648\u0627\u0626\u0631 \u0630\u064a \u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0639\u0627\u0644\u064a\u0629 \u0623\u0646 \u0627\u0644\u0646\u0638\u0627\u0645 \u0628\u0623\u0643\u0645\u0644\u0647 \u0642\u0627\u062f\u0631 \u0639\u0644\u0649 \u062a\u062d\u0645\u0644 \u0646\u0641\u0633 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0623\u0639\u0637\u0627\u0644.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"the-fifth-mistake-is-to-simply-replace-the-circuit-breaker-without-investigating-the-cause-after-it-has-experienced-a-serious-fault-if-the-mccb-has-already-disconnected-a-high-fault-current-then-the-installation-should-be-inspected-according-to-the-product-documentation-maintenance-procedures-and-safety-rules-whether-to-replace-it-or-not-should-be-decided-by-qualified-personnel\">\u0627\u0644\u062e\u0637\u0623 \u0627\u0644\u062e\u0627\u0645\u0633 \u0647\u0648 \u0627\u0644\u0627\u0643\u062a\u0641\u0627\u0621 \u0628\u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u062f\u0648\u0646 \u0627\u0644\u062a\u062d\u0642\u064a\u0642 \u0641\u064a \u0627\u0644\u0633\u0628\u0628 \u0628\u0639\u062f \u062a\u0639\u0631\u0636\u0647 \u0644\u0639\u0637\u0644 \u062e\u0637\u064a\u0631. \u0641\u0625\u0630\u0627 \u0643\u0627\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 (MCCB) \u0642\u062f \u0642\u0637\u0639 \u0628\u0627\u0644\u0641\u0639\u0644 \u062a\u064a\u0627\u0631 \u0639\u0637\u0644 \u0639\u0627\u0644\u064a\u060c \u0641\u064a\u062c\u0628 \u0641\u062d\u0635 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0648\u0641\u0642\u064b\u0627 \u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0645\u0646\u062a\u062c \u0648\u0625\u062c\u0631\u0627\u0621\u0627\u062a \u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0648\u0642\u0648\u0627\u0639\u062f \u0627\u0644\u0633\u0644\u0627\u0645\u0629. \u0648\u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u062e\u0630 \u0642\u0631\u0627\u0631 \u0627\u0633\u062a\u0628\u062f\u0627\u0644\u0647 \u0645\u0646 \u0639\u062f\u0645\u0647 \u0645\u0648\u0638\u0641\u0648\u0646 \u0645\u0624\u0647\u0644\u0648\u0646.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"a-standardized-procurement-process-can-prevent-these-problems-the-key-lies-in-treating-the-ka-rating-as-a-mandatory-technical-parameter-rather-than-an-optional-add-on-item-in-the-product-catalogue\">\u064a\u0645\u0643\u0646 \u0644\u0639\u0645\u0644\u064a\u0629 \u0634\u0631\u0627\u0621 \u0645\u0648\u062d\u062f\u0629 \u0623\u0646 \u062a\u0645\u0646\u0639 \u062d\u062f\u0648\u062b \u0647\u0630\u0647 \u0627\u0644\u0645\u0634\u0627\u0643\u0644. \u0648\u064a\u0643\u0645\u0646 \u0627\u0644\u0633\u0631 \u0641\u064a \u0627\u0639\u062a\u0628\u0627\u0631 \u062a\u0635\u0646\u064a\u0641 KA \u0645\u0639\u064a\u0627\u0631\u064b\u0627 \u062a\u0642\u0646\u064a\u064b\u0651\u0627 \u0625\u0644\u0632\u0627\u0645\u064a\u064b\u0651\u0627\u060c \u0648\u0644\u064a\u0633 \u0639\u0646\u0635\u0631\u064b\u0627 \u0625\u0636\u0627\u0641\u064a\u064b\u0651\u0627 \u0627\u062e\u062a\u064a\u0627\u0631\u064a\u064b\u0651\u0627 \u0641\u064a \u0643\u062a\u0627\u0644\u0648\u062c \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a.<\/p>\n\n\n\n<h2 id=\"when-to-ask-oohmage-for-mccb-selection-support\" class=\"wp-block-heading\">\u0645\u062a\u0649 \u064a\u062c\u0628 \u0637\u0644\u0628 \u0627\u0644\u062f\u0639\u0645 \u0645\u0646 OOHMAGE \u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a (MCCB)\u061f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0648\u0641\u0631 \u0634\u0631\u0643\u0629 OOHMAGE \u0645\u0646\u062a\u062c\u0627\u062a \u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0645\u0646\u062e\u0641\u0636\u0629 \u0627\u0644\u062c\u0647\u062f\u060c \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u062d\u0644\u0648\u0644 \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0642\u0637\u0639 (MCCB) \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0637\u0627\u0642\u0629 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0648\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u0634\u0627\u0631\u064a\u0639. \u0641\u0643\u0644\u0645\u0627 \u0643\u0627\u0646\u062a \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0623\u0643\u062b\u0631 \u0648\u0636\u0648\u062d\u064b\u0627\u060c \u0643\u0644\u0645\u0627 \u0623\u0645\u0643\u0646 \u062a\u062d\u0642\u064a\u0642 \u0645\u0637\u0627\u0628\u0642\u0629 \u0627\u0644\u0646\u0645\u0648\u0630\u062c \u0628\u0634\u0643\u0644 \u0623\u0633\u0631\u0639 \u0648\u0623\u0643\u062b\u0631 \u062f\u0642\u0629. \u0648\u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u063a\u064a\u0631 \u0643\u0627\u0645\u0644\u0629\u060c \u0641\u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u062e\u0637\u0648\u0629 \u0627\u0644\u0623\u0648\u0644\u0649 \u0647\u064a \u062a\u0648\u0636\u064a\u062d \u0627\u0644\u0638\u0631\u0648\u0641 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0641\u064a \u0627\u0644\u0645\u0648\u0642\u0639 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0644\u062a\u062e\u0645\u064a\u0646 \u0628\u0634\u0623\u0646 \u0627\u0644\u062d\u062c\u0645 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u0628\u0644 \u0637\u0644\u0628 \u0627\u0644\u062f\u0639\u0645 \u0627\u0644\u0641\u0646\u064a \u0628\u0634\u0623\u0646 \u0637\u0631\u0627\u0632 MCCB \u0623\u0648 \u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0639\u0631\u0636 \u0623\u0633\u0639\u0627\u0631\u060c \u064a\u0631\u062c\u0649 \u0625\u0631\u0633\u0627\u0644 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629 \u0625\u0646 \u0643\u0627\u0646\u062a \u0645\u062a\u0648\u0641\u0631\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646 \u0648\u0646\u0648\u0639 \u0646\u0638\u0627\u0645 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f\/\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631.<\/li>\n\n\n\n<li>\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646 \u0623\u0648 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0648\u0642\u0639 \u0644\u0644\u062d\u0645\u0644.<\/li>\n\n\n\n<li>\u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0645\u062a\u0627\u062d \u0627\u0644\u0645\u062d\u0633\u0648\u0628.<\/li>\n\n\n\n<li>\u0639\u062f\u062f \u0627\u0644\u0623\u0642\u0637\u0627\u0628\u060c \u0645\u062b\u0644 3P \u0623\u0648 4P.<\/li>\n\n\n\n<li>\u0646\u0648\u0639 \u0648\u062d\u062f\u0629 \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u0645\u0641\u0636\u0644\u0629\u060c \u0645\u062b\u0644 \u0627\u0644\u062b\u0627\u0628\u062a\u0629 \u0623\u0648 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u0636\u0628\u0637 \u0623\u0648 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0623\u0648 \u0627\u0644\u0625\u0644\u0643\u062a\u0631\u0648\u0646\u064a\u0629\u060c \u0625\u0646 \u062a\u0645 \u062a\u062d\u062f\u064a\u062f\u0647\u0627.<\/li>\n\n\n\n<li>\u0627\u0644\u0643\u0645\u064a\u0629\u060c \u0648\u0627\u0644\u0633\u0648\u0642 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641\u0629\u060c \u0648\u0627\u0644\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629.<\/li>\n\n\n\n<li>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a\u060c \u0645\u062b\u0644 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639\u060c \u0648\u062e\u0637 \u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0645\u062d\u0631\u0643\u060c \u0648\u0645\u062e\u0631\u062c \u0627\u0644\u0645\u0648\u0644\u062f\u060c \u0648\u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0634\u0645\u0633\u064a\u060c \u0623\u0648 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0635\u0646\u0627\u0639\u064a.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"with-these-detailed-information-oohmage-is-able-to-assist-in-reviewing-the-appropriate-mccb-series-solutions-and-to-formulate-a-clearer-quotation-path-however-specific-values-certification-certificates-accessory-configurations-inventory-status-and-market-entry-qualifications-for-the-target-market-still-need-to-be-confirmed-one-by-one-based-on-the-selected-product-series-specification-documents-order-requirements-and-the-final-usage-location\">\u0628\u0641\u0636\u0644 \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u062a\u0641\u0635\u064a\u0644\u064a\u0629\u060c \u062a\u0633\u062a\u0637\u064a\u0639 OOHMAGE \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629 \u0641\u064a \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u062d\u0644\u0648\u0644 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0645\u0646 \u0633\u0644\u0633\u0644\u0629 MCCB \u0648\u0648\u0636\u0639 \u0645\u0633\u0627\u0631 \u0623\u0648\u0636\u062d \u0644\u062a\u0642\u062f\u064a\u0645 \u0639\u0631\u0648\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631. \u0648\u0645\u0639 \u0630\u0644\u0643\u060c \u0644\u0627 \u064a\u0632\u0627\u0644 \u064a\u062a\u0639\u064a\u0646 \u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0648\u0634\u0647\u0627\u062f\u0627\u062a \u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0648\u062a\u0643\u0648\u064a\u0646\u0627\u062a \u0627\u0644\u0645\u0644\u062d\u0642\u0627\u062a \u0648\u062d\u0627\u0644\u0629 \u0627\u0644\u0645\u062e\u0632\u0648\u0646 \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u062f\u062e\u0648\u0644 \u0627\u0644\u0633\u0648\u0642 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641\u0629\u060c \u0643\u0644 \u0639\u0644\u0649 \u062d\u062f\u0629\u060c \u0627\u0633\u062a\u0646\u0627\u062f\u064b\u0627 \u0625\u0644\u0649 \u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0627\u0631\u0629 \u0648\u0648\u062b\u0627\u0626\u0642 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0637\u0644\u0628 \u0648\u0645\u0648\u0642\u0639 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0646\u0647\u0627\u0626\u064a.<strong><\/strong><\/p>\n\n\n\n<h2 id=\"final-thoughts\" class=\"wp-block-heading\">\u062e\u0627\u062a\u0645\u0629<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0631\u0628\u0637 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a (MCCB) \u0628\u064a\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0645\u062a\u0627\u062d \u0641\u064a \u0627\u0644\u0646\u0638\u0627\u0645 \u0648\u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0627\u0637\u0639 \u0639\u0644\u0649 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0628\u0623\u0645\u0627\u0646. \u0648\u064a\u0628\u062f\u0623 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0635\u062d\u064a\u062d \u0645\u0646 \u0646\u0642\u0637\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628: \u062d\u064a\u062b \u064a\u062c\u0628 \u062a\u062d\u062f\u064a\u062f \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644\u060c \u062b\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u062c\u0647\u062f\/\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0648Icu\/Ics\u060c \u0648\u0639\u062f\u062f \u0627\u0644\u0623\u0642\u0637\u0627\u0628\u060c \u0648\u0648\u062d\u062f\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0645\u0646 \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062c\u0628 \u0623\u0644\u0627 \u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0645\u0634\u062a\u0631\u0648\u0646 \u0648\u0645\u0635\u0645\u0645\u0648 \u0627\u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0641\u064a \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0645 \u0639\u0644\u0649 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0648\u062d\u062f\u0647 \u2014 \u0628\u0644 \u064a\u062c\u0628 \u0639\u0644\u064a\u0647\u0645 \u062f\u0627\u0626\u0645\u064b\u0627 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0633\u0639\u0629 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631\u060c \u0644\u0627 \u0633\u064a\u0645\u0627 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u0648\u062d\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629\u060c \u0648\u062e\u0637\u0648\u0637 \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629\u060c \u0648\u0645\u062e\u0627\u0631\u062c \u0627\u0644\u0645\u0648\u0644\u062f\u0627\u062a\u060c \u0648\u063a\u064a\u0631\u0647\u0627 \u0645\u0646 \u0627\u0644\u0645\u0648\u0627\u0642\u0639 \u0627\u0644\u0645\u0639\u0631\u0636\u0629 \u0644\u062d\u062f\u0648\u062b \u0623\u0639\u0637\u0627\u0644 \u0639\u0627\u0644\u064a\u0629. \u0648\u0628\u0648\u062c\u0648\u062f \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0627\u0644\u0643\u0627\u0645\u0644\u0629\u060c, <a href=\"https:\/\/www.oohmage.com\/ar\/\" data-type=\"link\" data-id=\"https:\/\/www.oohmage.com\/\">OOHMAGE<\/a> \u064a\u0645\u0643\u0646\u0646\u0627 \u0627\u0644\u0645\u0633\u0627\u0639\u062f\u0629 \u0641\u064a \u0639\u0645\u0644\u064a\u0629 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0648\u0645\u0631\u0627\u062c\u0639\u0629 \u0639\u0631\u0648\u0636 \u0627\u0644\u0623\u0633\u0639\u0627\u0631 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0641\u0646\u064a\u0629 \u0645\u062d\u062f\u062f\u0629 \u0628\u0648\u0636\u0648\u062d.<\/p>\n\n\n\n<h2 id=\"mccb-ka-rating-faqs\" class=\"wp-block-heading\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629 \u062d\u0648\u0644 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 (kA) \u0644\u0645\u0642\u0627\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 (MCCB)<\/h2>\n\n\n\n<h3 id=\"what-does-ka-mean-on-a-circuit-breaker\" class=\"wp-block-heading\">\u0645\u0627 \u0645\u0639\u0646\u0649 kA \u0639\u0644\u0649 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">kA \u062a\u0639\u0646\u064a \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631. \u0648\u0641\u064a \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u060c \u062a\u0634\u064a\u0631 \u0647\u0630\u0647 \u0627\u0644\u0648\u062d\u062f\u0629 \u0639\u0627\u062f\u0629\u064b \u0625\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0630\u064a \u064a\u0645\u0643\u0646 \u0644\u0644\u0642\u0627\u0637\u0639 \u0642\u0637\u0639\u0647 \u0628\u0623\u0645\u0627\u0646 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0645\u062d\u062f\u062f\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c 10 kA \u062a\u0639\u0646\u064a \u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u062a\u0628\u0644\u063a 10,000 \u0623\u0645\u0628\u064a\u0631\u060c \u0631\u0647\u0646\u0627\u064b \u0628\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0648\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0648\u0627\u0644\u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0648\u0627\u0631\u062f \u0641\u064a \u0648\u0631\u0642\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n\n\n\n<h3 id=\"is-ka-rating-the-same-as-amp-rating\" class=\"wp-block-heading\"><strong>\u0647\u0644 \u062a\u0635\u0646\u064a\u0641 kA \u0647\u0648 \u0646\u0641\u0633\u0647 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0623\u0645\u0628\u064a\u0631\u061f<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0627. \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0623\u0645\u0628\u064a\u0631 (A) \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u0645\u0631 \u0627\u0644\u0639\u0627\u062f\u064a\u060c \u0645\u062b\u0644 100 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 400 \u0623\u0645\u0628\u064a\u0631. \u0623\u0645\u0627 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0641\u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0641\u064a \u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0642\u0635\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u060c \u0645\u062b\u0644 10 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 25 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0623\u0648 50 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631. \u0648\u064a\u0644\u0632\u0645 \u0623\u062e\u0630 \u0647\u0627\u062a\u064a\u0646 \u0627\u0644\u0642\u064a\u0645\u062a\u064a\u0646 \u0641\u064a \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631 \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a \u0627\u0644\u0645\u064f\u062d\u0643\u0645 (MCCB).<\/p>\n\n\n\n<h3 id=\"what-is-the-ka-rating-of-an-mccb\" class=\"wp-block-heading\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u062a\u0635\u0646\u064a\u0641 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644 \u0644\u0644\u0635\u064a\u0627\u0646\u0629 (MCCB)\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"the-ka-rating-of-mccb-depends-on-the-product-series-enclosure-grade-rated-voltage-and-applicable-standards-usually-when-selecting-one-may-encounter-ratings-of-10ka-25ka-36ka-50ka-70ka-or-higher-but-the-specific-value-must-be-confirmed-based-on-the-specification-sheet-and-project-requirements\">\u064a\u0639\u062a\u0645\u062f \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u062a\u064a\u0627\u0631 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0644\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062f\u0645\u062c (MCCB) \u0639\u0644\u0649 \u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0645\u0646\u062a\u062c\u060c \u0648\u062f\u0631\u062c\u0629 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u063a\u0644\u0627\u0641\u060c \u0648\u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0648\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0645\u0639\u0645\u0648\u0644 \u0628\u0647\u0627. \u0648\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u062a\u0648\u0641\u0631 \u0639\u0646\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u062a\u0635\u0646\u064a\u0641\u0627\u062a \u062a\u0628\u0644\u063a 10 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0623\u0648 25 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0623\u0648 36 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0623\u0648 50 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0623\u0648 70 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u060c \u0623\u0648 \u0623\u0639\u0644\u0649 \u0645\u0646 \u0630\u0644\u0643\u060c \u0648\u0644\u0643\u0646 \u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0627\u0633\u062a\u0646\u0627\u062f\u064b\u0627 \u0625\u0644\u0649 \u0648\u0631\u0642\u0629 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0645\u0634\u0631\u0648\u0639.<\/p>\n\n\n\n<h3 id=\"what-is-the-difference-between-icu-and-ics-in-mccb\" class=\"wp-block-heading\"><strong>\u0645\u0627 \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 Icu \u0648 Ics \u0641\u064a \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0642\u0637\u0628 (MCCB)\u061f<\/strong><strong><\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Icu \u0647\u064a \u0633\u0639\u0629 \u0642\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0642\u0635\u0648\u0649\u060c \u0628\u064a\u0646\u0645\u0627 Ics \u0647\u064a \u0633\u0639\u0629 \u0642\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a\u0629. \u0645\u0646 \u0648\u062c\u0647\u0629 \u0646\u0638\u0631 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u060c \u062a\u0634\u064a\u0631 Icu \u0625\u0644\u0649 \u0623\u0639\u0644\u0649 \u0633\u0639\u0629 \u0642\u0637\u0639 \u0645\u062d\u062f\u062f\u0629\u060c \u0628\u064a\u0646\u0645\u0627 \u062a\u0634\u064a\u0631 Ics \u0625\u0644\u0649 \u0627\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u064a \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629. \u064a\u062c\u0628 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0641\u064a \u0648\u0631\u0642\u0629 \u0628\u064a\u0627\u0646\u0627\u062a \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0639\u062f\u0646\u064a \u0627\u0644\u0645\u064f\u062d\u0643\u0645 (MCCB) \u0627\u0644\u0645\u062e\u062a\u0627\u0631.<\/p>\n\n\n\n<h3 id=\"can-i-use-a-10ka-breaker-instead-of-a-6ka-breaker\" class=\"wp-block-heading\">\u0647\u0644 \u064a\u0645\u0643\u0646\u0646\u064a \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0642\u0627\u0637\u0639 \u062a\u064a\u0627\u0631 \u0628\u0642\u062f\u0631\u0629 10 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0642\u0627\u0637\u0639 \u062a\u064a\u0627\u0631 \u0628\u0642\u062f\u0631\u0629 6 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0641\u064a \u0643\u062b\u064a\u0631 \u0645\u0646 \u0627\u0644\u062d\u0627\u0644\u0627\u062a\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u062a\u0644\u0628\u064a \u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u0623\u0639\u0644\u0649 \u0645\u0633\u062a\u0648\u0649 kA \u0627\u0644\u0645\u0637\u0644\u0648\u0628 \u0627\u0644\u0623\u0642\u0644 \u0623\u0648 \u062a\u062a\u062c\u0627\u0648\u0632\u0647\u060c \u0644\u0643\u0646 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0644\u0627 \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0642\u064a\u0645\u0629 kA \u0648\u062d\u062f\u0647\u0627. \u0641\u0644\u0627 \u064a\u0632\u0627\u0644 \u064a\u062a\u0639\u064a\u0646 \u0639\u0644\u064a\u0643 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0648\u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u0646\u0646\u0629 \u0644\u0644\u062a\u064a\u0627\u0631\u060c \u0648\u0639\u062f\u062f \u0627\u0644\u0623\u0642\u0637\u0627\u0628\u060c \u0648\u0648\u062d\u062f\u0629 \u0627\u0644\u0642\u0637\u0639\u060c \u0648\u0627\u0644\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0645\u0627\u062f\u064a\u060c \u0648\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631\u060c \u0648\u0627\u0644\u0642\u062f\u0631\u0629 \u0627\u0644\u0645\u0642\u0646\u0646\u0629 \u0644\u0644\u0648\u062d\u0629\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0642\u0648\u0627\u0646\u064a\u0646 \u0627\u0644\u0645\u062d\u0644\u064a\u0629.<\/p>\n\n\n\n<h3 id=\"what-happens-if-the-breaker-ka-rating-is-too-low\" class=\"wp-block-heading\">\u0645\u0627\u0630\u0627 \u064a\u062d\u062f\u062b \u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0642\u0627\u0637\u0639 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0645\u0646\u062e\u0641\u0636\u064b\u0627 \u062c\u062f\u064b\u0651\u0627\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0625\u0630\u0627 \u0643\u0627\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644 \u0627\u0644\u0645\u062a\u0627\u062d \u0623\u0639\u0644\u0649 \u0645\u0646 \u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0627\u0644\u0642\u0627\u0637\u0639\u060c \u0641\u0642\u062f \u0644\u0627 \u064a\u062a\u0645\u0643\u0646 \u0627\u0644\u0642\u0627\u0637\u0639 \u0645\u0646 \u0642\u0637\u0639 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0646\u0627\u062a\u062c \u0639\u0646 \u0627\u0644\u0639\u0637\u0644 \u0628\u0623\u0645\u0627\u0646. \u0648\u0642\u062f \u064a\u0624\u062f\u064a \u0630\u0644\u0643 \u0625\u0644\u0649 \u0632\u064a\u0627\u062f\u0629 \u0645\u062e\u0627\u0637\u0631 \u062a\u0644\u0641 \u0627\u0644\u0645\u0639\u062f\u0627\u062a\u060c \u0623\u0648 \u0632\u064a\u0627\u062f\u0629 \u0637\u0627\u0642\u0629 \u0627\u0644\u0642\u0648\u0633 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u060c \u0623\u0648 \u062a\u0639\u0637\u0644 \u0627\u0644\u063a\u0644\u0627\u0641\u060c \u0623\u0648 \u062d\u062f\u0648\u062b \u0638\u0631\u0648\u0641 \u063a\u064a\u0631 \u0622\u0645\u0646\u0629. \u064a\u062c\u0628 \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628 \u0645\u0646 \u0642\u0650\u0628\u0644 \u0623\u0641\u0631\u0627\u062f \u0645\u0624\u0647\u0644\u064a\u0646.<\/p>\n\n\n\n<h3 id=\"how-do-i-know-what-ka-rating-my-panel-needs\" class=\"wp-block-heading\">\u0643\u064a\u0641 \u0623\u0639\u0631\u0641 \u0645\u0627 \u0647\u0648 \u0645\u0639\u062f\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 (kA) \u0627\u0644\u0630\u064a \u062a\u062d\u062a\u0627\u062c\u0647 \u0644\u0648\u062d\u062a\u064a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"the-required-ka-rating-should-be-determined-based-on-the-results-of-short-circuit-calculations-or-the-project-technical-specifications-the-influencing-factors-include-the-transformer-capacity-and-its-impedance-the-cable-length-the-short-circuit-capacity-of-the-upstream-power-grid-the-contribution-of-the-generator-or-motor-s-feedback-current-and-the-installation-position-of-the-distribution-panel-in-the-system-the-specific-expected-short-circuit-current-value-should-be-confirmed-by-qualified-electrical-professionals\">\u064a\u062c\u0628 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0642\u0646\u0646\u0629 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0628\u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0627\u0633\u062a\u0646\u0627\u062f\u064b\u0627 \u0625\u0644\u0649 \u0646\u062a\u0627\u0626\u062c \u062d\u0633\u0627\u0628\u0627\u062a \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0623\u0648 \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0641\u0646\u064a\u0629 \u0644\u0644\u0645\u0634\u0631\u0648\u0639. \u0648\u062a\u0634\u0645\u0644 \u0627\u0644\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u0645\u0624\u062b\u0631\u0629 \u0633\u0639\u0629 \u0627\u0644\u0645\u062d\u0648\u0644 \u0648\u0645\u0642\u0627\u0648\u0645\u062a\u0647\u060c \u0648\u0637\u0648\u0644 \u0627\u0644\u0643\u0627\u0628\u0644\u060c \u0648\u0633\u0639\u0629 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0644\u0634\u0628\u0643\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621 \u0627\u0644\u0623\u0645\u0627\u0645\u064a\u0629\u060c \u0648\u0645\u0633\u0627\u0647\u0645\u0629 \u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u063a\u0630\u064a\u0629 \u0627\u0644\u0631\u0627\u062c\u0639\u0629 \u0644\u0644\u0645\u0648\u0644\u062f \u0623\u0648 \u0627\u0644\u0645\u062d\u0631\u0643\u060c \u0648\u0645\u0648\u0642\u0639 \u062a\u0631\u0643\u064a\u0628 \u0644\u0648\u062d\u0629 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0641\u064a \u0627\u0644\u0646\u0638\u0627\u0645. \u0648\u064a\u062c\u0628 \u062a\u0623\u0643\u064a\u062f \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062d\u062f\u062f\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u0629 \u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0645\u0646 \u0642\u0628\u0644 \u0645\u062a\u062e\u0635\u0635\u064a\u0646 \u0645\u0624\u0647\u0644\u064a\u0646 \u0641\u064a \u0645\u062c\u0627\u0644 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0621.<\/p>\n\n\n\n<h3 id=\"does-a-higher-ka-rating-mean-better-protection\" class=\"wp-block-heading\">\u0647\u0644 \u064a\u0639\u0646\u064a \u0627\u0631\u062a\u0641\u0627\u0639 \u0642\u064a\u0645\u0629 kA \u062d\u0645\u0627\u064a\u0629 \u0623\u0641\u0636\u0644\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"a-higher-ka-rating-indicates-a-stronger-interrupting-capacity-but-this-does-not-necessarily-mean-that-the-overall-protection-effect-will-be-better-correct-protection-also-depends-on-multiple-factors-such-as-rated-current-trip-setting-value-protection-coordination-voltage-level-specific-application-and-cabinet-design-the-most-suitable-choice-is-always-the-one-that-matches-the-actual-system-requirements\">\u062a\u0634\u064a\u0631 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0623\u0639\u0644\u0649 \u0644\u0640 kA \u0625\u0644\u0649 \u0642\u062f\u0631\u0629 \u0642\u0637\u0639 \u0623\u0642\u0648\u0649\u060c \u0644\u0643\u0646 \u0647\u0630\u0627 \u0644\u0627 \u064a\u0639\u0646\u064a \u0628\u0627\u0644\u0636\u0631\u0648\u0631\u0629 \u0623\u0646 \u0641\u0639\u0627\u0644\u064a\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0625\u062c\u0645\u0627\u0644\u064a\u0629 \u0633\u062a\u0643\u0648\u0646 \u0623\u0641\u0636\u0644. \u062a\u0639\u062a\u0645\u062f \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u0623\u064a\u0636\u064b\u0627 \u0639\u0644\u0649 \u0639\u0648\u0627\u0645\u0644 \u0645\u062a\u0639\u062f\u062f\u0629 \u0645\u062b\u0644 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0648\u0642\u064a\u0645\u0629 \u0636\u0628\u0637 \u0627\u0644\u0627\u0646\u0637\u0644\u0627\u0642\u060c \u0648\u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u062d\u0645\u0627\u064a\u0629\u060c \u0648\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u062c\u0647\u062f\u060c \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642 \u0627\u0644\u0645\u062d\u062f\u062f\u060c \u0648\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u062e\u0632\u0627\u0646\u0629. \u0627\u0644\u062e\u064a\u0627\u0631 \u0627\u0644\u0623\u0646\u0633\u0628 \u0647\u0648 \u062f\u0627\u0626\u0645\u064b\u0627 \u0630\u0644\u0643 \u0627\u0644\u0630\u064a \u064a\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0641\u0639\u0644\u064a\u0629.<\/p>\n\n\n\n<h3 id=\"what-information-should-i-send-before-requesting-an-mccb-quotation\" class=\"wp-block-heading\">\u0645\u0627 \u0647\u064a \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u062a\u064a \u064a\u062c\u0628 \u0623\u0646 \u0623\u0631\u0633\u0644\u0647\u0627 \u0642\u0628\u0644 \u0637\u0644\u0628 \u0639\u0631\u0636 \u0623\u0633\u0639\u0627\u0631 \u0644\u0645\u0641\u062a\u0627\u062d MCCB\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\" id=\"when-making-an-inquiry-please-provide-the-following-information-rated-voltage-rated-current-required-ka-value-or-expected-short-circuit-current-pole-number-type-of-trip-device-requirement-purchase-quantity-target-market-and-application-scenario-these-details-will-help-the-supplier-recommend-a-more-suitable-mccb-series-for-you-avoiding-blind-recommendations\">\u0639\u0646\u062f \u062a\u0642\u062f\u064a\u0645 \u0627\u0633\u062a\u0641\u0633\u0627\u0631\u060c \u064a\u0631\u062c\u0649 \u062a\u0632\u0648\u064a\u062f\u0646\u0627 \u0628\u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u062a\u0627\u0644\u064a\u0629: \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0642\u0646\u0646\u060c \u0648\u0642\u064a\u0645\u0629 \u0627\u0644\u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u0629 \u0623\u0648 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u060c \u0648\u0639\u062f\u062f \u0627\u0644\u0623\u0642\u0637\u0627\u0628\u060c \u0648\u0646\u0648\u0639 \u062c\u0647\u0627\u0632 \u0627\u0644\u0642\u0637\u0639 \u0627\u0644\u0645\u0637\u0644\u0648\u0628\u060c \u0648\u0643\u0645\u064a\u0629 \u0627\u0644\u0634\u0631\u0627\u0621\u060c \u0648\u0627\u0644\u0633\u0648\u0642 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641\u0629\u060c \u0648\u0633\u064a\u0646\u0627\u0631\u064a\u0648 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645. \u0633\u062a\u0633\u0627\u0639\u062f \u0647\u0630\u0647 \u0627\u0644\u062a\u0641\u0627\u0635\u064a\u0644 \u0627\u0644\u0645\u0648\u0631\u062f \u0639\u0644\u0649 \u0627\u0642\u062a\u0631\u0627\u062d \u0633\u0644\u0633\u0644\u0629 \u0645\u0646 \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062f\u0645\u062c\u0629 (MCCB) \u0627\u0644\u0623\u0643\u062b\u0631 \u0645\u0644\u0627\u0621\u0645\u0629\u064b \u0644\u0627\u062d\u062a\u064a\u0627\u062c\u0627\u062a\u0643\u060c \u0645\u0645\u0627 \u064a\u062a\u064a\u062d \u062a\u062c\u0646\u0628 \u0627\u0644\u062a\u0648\u0635\u064a\u0627\u062a \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a\u0629.<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction The kA rating refers to the maximum short-circuit current that a circuit breaker can safely interrupt under specified conditions. For MCCB, this value constitutes a part of its interrupting capacity rather than its normal rated operating current. Choosing the correct kA rating helps to prevent the circuit breaker from malfunctioning when the fault current [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9631,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","rank_math_title":"MCCB kA Rating: How to Choose the Right Breaking Capacity Before You Buy","rank_math_description":"Choose the right MCCB kA rating with clear Icu\/Ics explanations, breaking capacity examples, and a practical checklist for safer selection.","rank_math_focus_keyword":""},"categories":[92],"tags":[],"class_list":["post-9626","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-circuit-breakers"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/posts\/9626","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/comments?post=9626"}],"version-history":[{"count":2,"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/posts\/9626\/revisions"}],"predecessor-version":[{"id":9635,"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/posts\/9626\/revisions\/9635"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/media\/9631"}],"wp:attachment":[{"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/media?parent=9626"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/categories?post=9626"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oohmage.com\/ar\/wp-json\/wp\/v2\/tags?post=9626"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}