{"id":4217,"date":"2026-09-21T00:00:00","date_gmt":"2026-09-21T00:00:00","guid":{"rendered":"https:\/\/chac-electric.com\/?p=4217"},"modified":"2026-10-27T09:39:42","modified_gmt":"2026-10-27T09:39:42","slug":"%d9%88%d8%a7%d9%82%d9%8a-%d8%af%d8%a7%d8%a6%d8%b1%d8%a9-%d8%a7%d9%84%d9%85%d8%ad%d8%b1%d9%83-%d9%85%d9%82%d8%a7%d8%a8%d9%84-%d9%82%d8%a7%d8%b7%d8%b9-%d8%a7%d9%84%d8%af%d8%a7%d8%a6%d8%b1%d8%a9","status":"publish","type":"post","link":"https:\/\/chac-electric.com\/ar\/blog\/motor-circuit-protector-vs-circuit-breaker\/","title":{"rendered":"\u062d\u0627\u0645\u064a \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062d\u0631\u0643 \u0645\u0642\u0627\u0628\u0644 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629"},"content":{"rendered":"<p>\u0639\u0646\u062f\u0645\u0627 \u0648\u0627\u062c\u0647 \u062f\u0648\u0631 \u0641\u064a \u0627\u0644\u0645\u0634\u0631\u0648\u0639 \u0645\u0634\u0643\u0644\u0629 \u0641\u064a \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631\u060c \u063a\u0627\u0644\u0628\u0627\u064b \u0645\u0627 \u0643\u0627\u0646 \u0627\u0644\u0641\u0634\u0644 \u0627\u0644\u0638\u0627\u0647\u0631\u064a \u064a\u0638\u0647\u0631 \u0642\u0628\u0644 \u0641\u0647\u0645 \u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u062d\u0642\u064a\u0642\u064a. \u0628\u062f\u0623\u062a \"\u0645\u0627\u064a\u0627\"\u060c \u0648\u0647\u064a \u0645\u0647\u0646\u062f\u0633\u0629 \u062a\u062d\u0643\u0645 \u0641\u064a \u0631\u0648\u062a\u0631\u062f\u0627\u0645\u060c \u062a\u0631\u0642\u064a\u0629 \u0646\u0627\u0642\u0644 \u0628\u062a\u0628\u062f\u064a\u0644 \u0642\u0627\u0637\u0639 \u0641\u0631\u0639\u064a \u0639\u0627\u0645 \u0628\u0648\u0627\u0642\u064a \u062f\u0627\u0626\u0631\u0629 \u0645\u062d\u0631\u0643. \u0628\u062f\u062a \u0627\u0644\u0628\u062f\u0627\u064a\u0629 \u0627\u0644\u0623\u0648\u0644\u0649 \u062c\u064a\u062f\u0629\u061b \u0648\u0639\u0646\u062f \u062d\u062f\u0648\u062b \u0627\u0644\u0627\u0646\u062d\u0634\u0627\u0631 \u0627\u0644\u062a\u0627\u0644\u064a\u060c \u062a\u0639\u0637\u0644 \u0627\u0644\u0645\u062d\u0631\u0643 \u0642\u0628\u0644 \u0623\u0646 \u064a\u062a\u0645\u0643\u0646 \u0627\u0644\u0628\u0627\u062f\u0626 \u0645\u0646 \u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u0648\u062a\u0648\u0642\u0641 \u0627\u0644\u062e\u0637. \u0623\u0638\u0647\u0631\u062a \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0623\u0646 \u0627\u0644\u0633\u0628\u0628 \u0627\u0644\u062c\u0630\u0631\u064a \u0643\u0627\u0646 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0648\u062a\u0646\u0633\u064a\u0642\u0647\u0627 \u0648\u0644\u064a\u0633 \u062c\u0647\u0627\u0632\u0627\u064b \u0645\u0639\u064a\u0628\u0627\u064b.<\/p>\n<p><strong>\u0645\u0644\u062e\u0635:<\/strong> A motor circuit protector is optimized for short-<a href=\"https:\/\/chac-electric.com\/ar\/blog\/rcbo-%d9%87%d9%88-%d8%ad%d9%84-%d8%ad%d9%85%d8%a7%d9%8a%d8%a9-%d8%a7%d9%84%d8%af%d8%a7%d8%a6%d8%b1%d8%a9-%d8%a7%d9%84%d9%85%d9%88%d8%ab%d9%88%d9%82-%d8%a8%d9%87-%d9%84%d9%84%d9%85%d9%87%d9%86%d8%af\/\">\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u062f\u0627\u0626\u0631\u0629<\/a> around a motor starter, while a general <a href=\"https:\/\/chac-electric.com\/ar\/blog\/%d9%82%d8%a7%d8%b7%d8%b9-%d8%a7%d9%84%d8%af%d8%a7%d8%a6%d8%b1%d8%a9-%d9%85%d9%82%d8%a7%d8%a8%d9%84-%d9%88%d8%a7%d9%82%d9%8a-%d8%a7%d9%84%d8%aa%d8%ba%d9%8a%d8%b1%d8%a7%d8%aa-%d8%a7%d9%84%d9%83%d9%87\/\">\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629<\/a> may also provide overload protection. In IEC practice, designers coordinate the breaker, overload relay and contactor so the motor can start without nuisance trips and still clear faults quickly. Map the motor\u2019s locked-rotor current, cable ampacity and required fault level before choosing a device. This article keeps the decision evidence-led and separates product capability from installation responsibility.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/chac-electric.com\/wp-content\/uploads\/2026\/09\/motor-circuit-protector-vs-circuit-breaker-featured-v2-200k.webp\" alt=\"\u0645\u0642\u0627\u0631\u0646\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0645\u0645\u064a\u0632\u0629 \u0628\u064a\u0646 \u062d\u0645\u0627\u064a\u0629 \u0645\u062d\u0631\u0643 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0648\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629\" loading=\"eager\"\/><\/p>\n<h2>\u0641\u0635\u0644 \u0645\u0647\u0627\u0645 \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0648\u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0632\u0627\u0626\u062f<\/h2>\n<p>\u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u062a\u0628\u062f\u0623 \u0628\u062d\u062f\u0648\u062f 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\u0627\u0644\u062a\u0631\u0643\u064a\u0628. \u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0646\u062d\u0646\u0649 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0627\u0644\u0632\u0645\u0646 \u0627\u0644\u062e\u0627\u0635 \u0628\u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0648\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0623\u0633\u0644\u0643\u064a\u0629 \u0627\u0644\u0645\u0639\u062a\u0645\u062f \u0643\u0644\u063a\u0629 \u0645\u0634\u062a\u0631\u0643\u0629 \u0628\u064a\u0646 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a\u060c \u0648\u0627\u0644\u062a\u0633\u0644\u064a\u0645.<\/p>\n<p>\u062a\u0648\u062b\u064a\u0642 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u0627\u062a \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0647\u0627 \u0641\u064a \u0627\u0644\u0644\u0648\u062d\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u064a\u062c\u0628 \u0623\u0646 \u062a\u0630\u0643\u0631 \u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u062a\u064a\u0627\u0631 \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u060c \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0628\u062f\u0626\u064a \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u060c \u0648\u0642\u0648\u0629 \u062a\u062d\u0645\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u0648\u0648\u0642\u062a \u0627\u0644\u0641\u0635\u0644 \u0627\u0644\u0645\u0637\u0644\u0648\u0628. \u0625\u0646 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0645\u0633\u0645\u0627\u0629 \u0645\u062b\u0644 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062d\u0642\u0646 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u060c \u0623\u0648 \u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0639\u0632\u0644\u060c \u0623\u0648 \u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u062a\u0643\u0648\u0646 \u0623\u0643\u062b\u0631 \u0641\u0627\u0626\u062f\u0629 \u0645\u0646 \u0627\u0644\u0628\u064a\u0627\u0646 \u0627\u0644\u0639\u0627\u0645 \u0628\u0623\u0646 \u0627\u0644\u0645\u0646\u062a\u062c \u0630\u0648 \u201c\u062f\u0631\u062c\u0629 \u0635\u0646\u0627\u0639\u064a\u0629\u201d.\u201d<\/p>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u062a\u062a\u063a\u064a\u0631 \u0628\u062a\u063a\u064a\u0631 \u0633\u0648\u0642 \u0627\u0644\u0648\u062c\u0647\u0629\u060c \u0623\u0648 \u0646\u0638\u0627\u0645 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u060c \u0623\u0648 \u0641\u0626\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u060c \u0641\u064a\u062c\u0628 \u0630\u0643\u0631 \u0647\u0630\u0627 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636 \u0641\u064a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0648\u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u062a\u0623\u0643\u064a\u062f \u062e\u0637\u064a \u0642\u0628\u0644 \u0627\u0644\u0625\u0635\u062f\u0627\u0631.<\/p>\n<h2>\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0628\u0627\u062f\u0626\u0627\u062a \u0627\u0644\u062d\u0631\u0643\u0629 \u0648\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646\u0647\u0627<\/h2>\n<p>\u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u0627\u0644\u0635\u062d\u064a\u062d\u0629 \u062a\u0628\u062f\u0623 \u0628\u062d\u062f\u0648\u062f \u0627\u0644\u062a\u0637\u0628\u064a\u0642. \u062d\u062f\u062f \u0627\u0644\u0645\u0635\u062f\u0631\u060c \u0648\u0627\u0644\u062d\u0645\u0644\u060c \u0648\u0627\u0644\u0645\u0648\u0635\u0644\u0627\u062a\u060c \u0648\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0639\u0637\u0644\u060c \u0648\u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0642\u0628\u0644 \u0645\u0642\u0627\u0631\u0646\u0629 \u0627\u0644\u0643\u062a\u0627\u0644\u0648\u062c\u0627\u062a. \u0627\u0644\u062c\u0647\u0627\u0632 \u0627\u0644\u0630\u064a \u064a\u0628\u062f\u0648 \u0645\u0646\u0627\u0633\u0628\u0627\u064b \u0645\u0646 \u062d\u064a\u062b \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0623\u0645\u0628\u064a\u0631 \u0642\u062f \u064a\u0641\u0634\u0644 \u0645\u0639 \u0630\u0644\u0643 \u0641\u064a \u0623\u062f\u0627\u0621 \u0627\u0644\u0642\u0648\u0633 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u060c \u0623\u0648 \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0626\u064a\u0629\u060c \u0623\u0648 \u062f\u0631\u062c\u0627\u062a \u0627\u0644\u062d\u0631\u0627\u0631\u0629\u060c \u0623\u0648 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u0631\u0643\u064a\u0628. \u0627\u0633\u062a\u062e\u062f\u0645 \u0645\u0646\u062d\u0646\u0649 \u0627\u0644\u062a\u064a\u0627\u0631 \u0648\u0627\u0644\u0632\u0645\u0646 \u0627\u0644\u062e\u0627\u0635 \u0628\u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0648\u0645\u0639\u064a\u0627\u0631 \u0627\u0644\u062a\u0648\u0635\u064a\u0644\u0627\u062a \u0627\u0644\u0623\u0633\u0644\u0643\u064a\u0629 \u0627\u0644\u0645\u0639\u062a\u0645\u062f \u0643\u0644\u063a\u0629 \u0645\u0634\u062a\u0631\u0643\u0629 \u0628\u064a\u0646 \u0627\u0644\u062a\u0635\u0645\u064a\u0645\u060c \u0648\u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a\u060c \u0648\u0627\u0644\u062a\u0633\u0644\u064a\u0645.<\/p>\n<p>\u062a\u0648\u062b\u064a\u0642 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u0627\u062a \u0648\u0627\u062e\u062a\u0628\u0627\u0631\u0647\u0627 \u0641\u064a \u0627\u0644\u0644\u0648\u062d\u0629. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u064a\u062c\u0628 \u0623\u0646 \u062a\u0630\u0643\u0631 \u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u062a\u064a\u0627\u0631 \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u060c \u0648\u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0628\u062f\u0626\u064a \u0627\u0644\u0645\u062a\u0648\u0642\u0639\u060c \u0648\u0642\u0648\u0629 \u062a\u062d\u0645\u0644 \u0627\u0644\u0645\u0648\u0635\u0644\u060c \u0648\u0648\u0642\u062a \u0627\u0644\u0641\u0635\u0644 \u0627\u0644\u0645\u0637\u0644\u0648\u0628. \u0625\u0646 \u0627\u0644\u0637\u0631\u0642 \u0627\u0644\u0645\u0633\u0645\u0627\u0629 \u0645\u062b\u0644 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062d\u0642\u0646 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u060c \u0623\u0648 \u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0639\u0632\u0644\u060c \u0623\u0648 \u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u062a\u0643\u0648\u0646 \u0623\u0643\u062b\u0631 \u0641\u0627\u0626\u062f\u0629 \u0645\u0646 \u0627\u0644\u0628\u064a\u0627\u0646 \u0627\u0644\u0639\u0627\u0645 \u0628\u0623\u0646 \u0627\u0644\u0645\u0646\u062a\u062c \u0630\u0648 \u201c\u062f\u0631\u062c\u0629 \u0635\u0646\u0627\u0639\u064a\u0629\u201d.\u201d<\/p>\n<p>\u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0625\u062c\u0627\u0628\u0629 \u062a\u062a\u063a\u064a\u0631 \u0628\u062a\u063a\u064a\u0631 \u0633\u0648\u0642 \u0627\u0644\u0648\u062c\u0647\u0629\u060c \u0623\u0648 \u0646\u0638\u0627\u0645 \u0627\u0644\u062c\u0647\u062f \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u060c \u0623\u0648 \u0641\u0626\u0629 \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645\u060c \u0641\u064a\u062c\u0628 \u0630\u0643\u0631 \u0647\u0630\u0627 \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636 \u0641\u064a \u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0648\u0627\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u062a\u0623\u0643\u064a\u062f \u062e\u0637\u064a \u0642\u0628\u0644 \u0627\u0644\u0625\u0635\u062f\u0627\u0631.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/chac-electric.com\/wp-content\/uploads\/2026\/09\/motor-circuit-protector-vs-circuit-breaker-product-200k.webp\" alt=\"\u0645\u0631\u062c\u0639 \u0645\u0646\u062a\u062c \u0648\u0627\u0642\u064a \u0645\u062d\u0631\u0643 CHAC \u0645\u0642\u0627\u0628\u0644 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629\" loading=\"lazy\"\/><\/p>\n<p><!-- addition:keyword-supplements-20261027:4217 --><\/p>\n<div class=\"article-keyword-supplement\">\n<h2>Does the quotation describe an MCP or a complete motor-protection breaker?<\/h2>\n<p>Before comparing prices, ask the supplier what <strong>\u062d\u0627\u0645\u064a \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062d\u0631\u0643<\/strong> means in the offered configuration. An instantaneous-only MCP relies on the specified surrounding overload and starter arrangement. A device described as an MPCB may combine different functions, but the name alone is not a sufficient specification. Request the actual trip characteristics, adjustment ranges and permitted assembly.<\/p>\n<p>For a replacement, compare the installed overload relay and contactor with the supplier&#8217;s documented combination rather than replacing only the device with the matching ampere number. Check the motor starting duty and the available fault level separately. A successful start does not establish the short-circuit capability of the complete starter.<\/p>\n<p>\u0627\u0644 <a href=\"https:\/\/chac-electric.com\/ar\/blog\/%d9%85%d9%83%d9%88%d9%86-%d8%a7%d9%84%d8%ad%d9%85%d8%a7%d9%8a%d8%a9-%d8%a7%d9%84%d8%ad%d8%b1%d8%a7%d8%b1%d9%8a%d8%a9-%d8%a7%d9%84%d9%83%d9%88%d9%86%d8%aa%d8%a7%d9%83%d8%aa%d9%88%d8%b1-%d9%88%d9%85\/\">motor starter and contactor guide<\/a> explains the division of functions. The <a href=\"https:\/\/chac-electric.com\/ar\/blog\/%d8%a7%d8%ae%d8%aa%d9%8a%d8%a7%d8%b1-%d8%a7%d9%84%d9%85%d9%83%d9%88%d9%86%d8%a7%d8%aa-%d8%a7%d9%84%d8%ad%d8%b1%d8%a7%d8%b1%d9%8a%d8%a9-%d8%a7%d9%84%d9%85%d8%ba%d9%86%d8%a7%d8%b7%d9%8a%d8%b3%d9%8a\/\">inverse-time and instantaneous-trip comparison<\/a> helps clarify why adding an instantaneous device does not automatically supply the missing overload response.<\/p>\n<\/div>\n<h2>Compare the devices by the duty they must perform<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u0628\u0639\u062f<\/th>\n<th>\u0627\u0644\u062e\u064a\u0627\u0631 \u0623<\/th>\n<th>\u0627\u0644\u062e\u064a\u0627\u0631 \u0628<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u0627\u0644\u0625\u0632\u0627\u0644\u0629 \u0627\u0644\u0633\u0631\u064a\u0639\u0629 \u0644\u0644\u0623\u0639\u0637\u0627\u0644<\/td>\n<td>\u062d\u0645\u0627\u064a\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u0628\u062d\u062c\u0645 \u0645\u0646\u0627\u0633\u0628 \u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0628\u062f\u0621 \u0644\u0644\u0645\u062d\u0631\u0643<\/td>\n<td>\u0645\u0646\u062d\u0646\u0649 \u062d\u0631\u0627\u0631\u064a \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a \u0644\u0623\u063a\u0631\u0627\u0636 \u0627\u0644\u062a\u063a\u0630\u064a\u0629<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u062d\u0645\u0648\u0644\u0629 \u0627\u0644\u0632\u0627\u0626\u062f\u0629<\/td>\n<td>\u0639\u0627\u062f\u0629\u064b \u0645\u0627 \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0645\u062e\u0631\u062c \u0632\u0627\u0626\u062f \u0645\u0646\u0641\u0635\u0644<\/td>\n<td>\u0642\u062f \u064a\u062a\u0636\u0645\u0646 \u0648\u0638\u064a\u0641\u0629 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0632\u0627\u0626\u062f \u0627\u0644\u062d\u0631\u0627\u0631\u064a<\/td>\n<\/tr>\n<tr>\n<td>\u0627\u0644\u0623\u0646\u0633\u0628<\/td>\n<td>\u0641\u0631\u0639 \u0627\u0644\u0645\u062d\u0631\u0643 \u0645\u0639 \u0627\u0644\u0628\u0627\u062f\u0626<\/td>\n<td>\u0645\u063a\u0630\u064a \u0645\u062a\u0639\u062f\u062f \u0627\u0644\u0623\u063a\u0631\u0627\u0636 \u0623\u0648 \u062f\u0627\u0626\u0631\u0629 \u062a\u0648\u0632\u064a\u0639<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Record the details a motor-protection supplier must confirm<\/h2>\n<ol>\n<li>\u062a\u062b\u0628\u064a\u062a \u0627\u0644\u0627\u0641\u062a\u0631\u0627\u0636\u0627\u062a \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629: \u062c\u0647\u062f \u0627\u0644\u0646\u0638\u0627\u0645\u060c \u0627\u0644\u0623\u0642\u0637\u0627\u0628\u060c \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644\u060c \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u062a\u0645\u062f\u064a\u062f\u060c \u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0637\u0644\u060c \u0648\u062d\u062f\u0648\u062f \u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u0645\u062d\u064a\u0637\u0629.<\/li>\n<li>\u0637\u0644\u0628 \u0628\u064a\u0627\u0646\u0627\u062a \u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0637\u0631\u0627\u0632: \u0627\u0644\u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u060c \u0645\u0646\u062d\u0646\u0649 \u0627\u0644\u0641\u0635\u0644\u060c \u0642\u062f\u0631\u0629 \u0627\u0644\u0642\u0637\u0639\u060c \u062d\u062f\u0648\u062f \u0627\u0644\u0623\u0637\u0631\u0627\u0641\u060c \u0627\u0644\u0623\u0628\u0639\u0627\u062f \u0648\u062f\u0644\u0629 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631.<\/li>\n<li>\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u0645\u0639 \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0641\u064a \u0623\u0639\u0644\u0649 \u0627\u0644\u0646\u0637\u0627\u0642 \u0648\u0623\u0633\u0641\u0644\u0647\u061b \u0644\u0627 \u062a\u0633\u062a\u0646\u062a\u062c \u0627\u0644\u0627\u0646\u062a\u0642\u0627\u0626\u064a\u0629 \u0645\u0646 \u0627\u0644\u0639\u0644\u0627\u0645\u0629 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0623\u0648 \u062d\u062c\u0645 \u0627\u0644\u0625\u0637\u0627\u0631.<\/li>\n<li>\u0627\u0644\u0645\u0648\u0627\u0641\u0642\u0629 \u0639\u0644\u0649 \u0639\u064a\u0646\u0629 \u0623\u0648 \u0645\u0642\u0627\u0644 \u0623\u0648\u0644\u060c \u0648\u062a\u0633\u062c\u064a\u0644 \u0646\u0642\u0627\u0637 \u0639\u0632\u0645 \u0627\u0644\u062f\u0648\u0631\u0627\u0646 \u0648\u0627\u0644\u0641\u062d\u0635\u060c \u0648\u062a\u062d\u062f\u064a\u062f \u0645\u0646 \u064a\u0642\u0648\u0645 \u0628\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u0634\u063a\u064a\u0644.<\/li>\n<li>\u0627\u0644\u062a\u062e\u0637\u064a\u0637 \u0644\u0642\u0637\u0639 \u0627\u0644\u063a\u064a\u0627\u0631 \u0648\u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u062a\u063a\u064a\u064a\u0631 \u0628\u062d\u064a\u062b \u0644\u0627 \u064a\u0624\u062f\u064a \u0623\u064a \u0627\u0633\u062a\u0628\u062f\u0627\u0644 \u0644\u0627\u062d\u0642 \u0625\u0644\u0649 \u062a\u063a\u064a\u064a\u0631 \u0623\u062f\u0627\u0621 \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u062e\u0644\u0633\u0629\u064b.<\/li>\n<\/ol>\n<p>\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 \u0639\u0627\u0626\u0644\u0627\u062a \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0642\u0627\u0628\u0644\u0629 \u0644\u0644\u062a\u0647\u064a\u0626\u0629\u060c \u062a\u0648\u0641\u0631 \u0634\u0631\u0643\u0629 \u062a\u0634\u0627\u0643 \u0625\u0644\u0643\u062a\u0631\u064a\u0643 \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0639\u0627\u0645\u0629 \u062d\u0648\u0644 <a href=\"https:\/\/chac-electric.com\/ar\/%d9%82%d8%a7%d8%b7%d8%b9-%d8%a7%d9%84%d8%af%d8%a7%d8%a6%d8%b1%d8%a9-%d8%a7%d9%84%d9%85%d8%b5%d8%ba%d8%b1\/\"><strong>\u0645\u0646\u062a\u062c\u0627\u062a \u0628\u0646\u0643 \u0645\u0635\u0631 (or \u0645\u0646\u062a\u062c\u0627\u062a \u0625\u0645 \u0633\u064a \u0628\u064a depending on context, but usually \u0645\u0646\u062a\u062c\u0627\u062a \u0628\u0646\u0643 \u0645\u0635\u0631 for MCB in Egypt or \u0645\u0646\u062a\u062c\u0627\u062a \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0644\u0644\u062c\u0647\u062f \u0627\u0644\u0645\u0646\u062e\u0641\u0636 - Miniature Circuit Breakers).\n\nLet's provide the literal and most common technical translation for \"MCB products\" (Miniature Circuit Breaker products - \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0635\u063a\u0631\u0629):\n\u0645\u0646\u062a\u062c\u0627\u062a \u0642\u0648\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0635\u063a\u0631\u0629<\/strong><\/a> \u0648 <a href=\"https:\/\/chac-electric.com\/ar\/%d9%85%d8%b9%d8%af%d8%a7%d8%aa-%d8%a7%d9%84%d8%aa%d9%88%d8%b2%d9%8a%d8%b9-%d8%a7%d9%84%d9%83%d9%87%d8%b1%d8%a8%d8%a7%d8%a6%d9%8a\/\"><strong>\u0645\u0639\u062f\u0627\u062a \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a<\/strong><\/a>. \u0627\u0639\u062a\u0628\u0631 \u0647\u0630\u0647 \u0627\u0644\u0635\u0641\u062d\u0627\u062a \u0646\u0642\u0637\u0629 \u0628\u062f\u0627\u064a\u0629 \u0648\u062a\u0623\u0643\u062f \u0645\u0646 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0646\u0645\u0648\u0630\u062c \u0627\u0644\u062f\u0642\u064a\u0642\u0629 \u0644\u0645\u0634\u0631\u0648\u0639\u0643.<\/p>\n<p><!-- second-round-optimization --><\/p>\n<h2>\u0645\u0637\u0627\u0628\u0642\u0629 \u062a\u064a\u0627\u0631 \u0628\u062f\u0621 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062d\u0631\u0643 \u0645\u0639 \u062e\u0637\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629<\/h2>\n<p>A <a href=\"https:\/\/chac-electric.com\/ar\/%d9%85%d8%b9%d8%af%d8%a7%d8%aa-%d8%a7%d9%84%d8%aa%d9%88%d8%b2%d9%8a%d8%b9-%d8%a7%d9%84%d9%83%d9%87%d8%b1%d8%a8%d8%a7%d8%a6%d9%8a\/\"><strong>\u062d\u0627\u0645\u064a \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062d\u0631\u0643<\/strong><\/a> \u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0627 \u0645\u0646 \u0645\u0644\u0641 \u062a\u0639\u0631\u064a\u0641 \u0628\u062f\u0621 \u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0645\u062d\u0631\u0643\u060c \u0628\u064a\u0646\u0645\u0627 <a href=\"https:\/\/chac-electric.com\/ar\/%d9%82%d8%a7%d8%b7%d8%b9-%d8%a7%d9%84%d8%af%d8%a7%d8%a6%d8%b1%d8%a9-%d8%a7%d9%84%d9%85%d8%b5%d8%ba%d8%b1\/\"><strong>\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629<\/strong><\/a> \u064a\u062c\u0628 \u0623\u0646 \u064a\u062a\u0648\u0627\u0641\u0642 \u0623\u064a\u0636\u0627\u064b \u0645\u0639 \u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0623\u0639\u0637\u0627\u0644 \u0627\u0644\u0645\u062a\u0627\u062d. \u0633\u0624\u0627\u0644 \u0627\u0644\u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0645\u0641\u064a\u062f \u0644\u064a\u0633 \u0623\u064a \u062c\u0647\u0627\u0632 \u064a\u0645\u062a\u0644\u0643 \u0623\u0639\u0644\u0649 \u0631\u0642\u0645 \u0623\u0645\u0628\u064a\u0631\u060c \u0628\u0644 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646 \u0625\u0639\u062f\u0627\u062f \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0632\u0627\u0626\u062f\u060c \u0627\u0644\u0627\u0633\u062a\u062c\u0627\u0628\u0629 \u0627\u0644\u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629\u060c \u0648\u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u0645\u0639 \u0627\u0644\u0645\u0646\u0628\u0639 \u062a\u063a\u0637\u064a \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644 \u0627\u0644\u0639\u0627\u062f\u064a \u0644\u0644\u0645\u062d\u0631\u0643 \u062f\u0648\u0646 \u0625\u062e\u0641\u0627\u0621 \u0639\u0637\u0644 \u0627\u0644\u062f\u0648\u0627\u0631 \u0627\u0644\u0645\u062a\u0648\u0642\u0641. \u062a\u0639\u0627\u0645\u0644 <strong>\u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0632\u0627\u0626\u062f \u0644\u0644\u0645\u062d\u0631\u0643<\/strong> \u0643\u0641\u062d\u0635 \u0645\u0648\u062b\u0642 \u0645\u0639 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u062d\u0631\u0643 \u0627\u0644\u0641\u0646\u064a\u0629 \u0648\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0627\u0644\u062a\u064a\u0627\u0631-\u0627\u0644\u0632\u0645\u0646 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629.<\/p>\n<p>\u064a\u062c\u0628 \u0623\u0646 \u062a\u0633\u062c\u0644 \u0627\u0644\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0639\u0645\u0644\u064a\u0629 \u062a\u064a\u0627\u0631 \u0627\u0644\u0628\u062f\u0621\u060c \u0648\u0645\u062f\u0629 \u0627\u0644\u0628\u062f\u0621\u060c \u0648\u0641\u0626\u0629 \u0627\u0644\u062e\u062f\u0645\u0629\u060c \u0648\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0641\u0642\u062f\u0627\u0646 \u0627\u0644\u0637\u0648\u0631\u060c \u0648\u0633\u064a\u0627\u0633\u0629 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u062d\u062f\u064a\u062f. \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0647\u0630\u0647 \u0627\u0644\u0645\u062f\u062e\u0644\u0627\u062a \u0645\u0641\u0642\u0648\u062f\u0629\u060c \u0641\u0642\u0645 \u0628\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0643\u0634\u0631\u0637\u064a \u0628\u062f\u0644\u0627\u064b \u0645\u0646 \u0627\u0639\u062a\u0628\u0627\u0631 \u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646\u0627\u0633\u0628\u0627\u064b \u0628\u0634\u0643\u0644 \u0639\u0627\u0645.<\/p>\n<p>\u0642\u0631\u0627\u0621\u0629 \u0630\u0627\u062a \u0635\u0644\u0629: <a href=\"https:\/\/chac-electric.com\/ar\/?p=4253\">\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0635\u0628\u0648\u0628 (MCCB) \u0645\u0642\u0627\u0628\u0644 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0635\u063a\u0631 (MCB)<\/a> \u064a\u0634\u0631\u062d \u0643\u064a\u0641 \u064a\u0624 \u062d\u062c\u0645 \u0627\u0644\u0625\u0637\u0627\u0631 \u0648\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u0639\u0637\u0644 \u0639\u0644\u0649 \u0628\u0646\u064a\u0629 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0623\u0648\u0633\u0639.<\/p>\n<h2>Use starting current and coordination data to select the motor branch<\/h2>\n<p>A motor branch is a coordinated set, not a single breaker choice. Record the motor&#8217;s full-load current, locked-rotor or starting current, conductor ampacity, starter type and prospective fault current. Then verify that the motor circuit protector, contactor and overload relay clear a fault while allowing the expected start without nuisance operation.CHAC&#8217;s <strong><a href=\"https:\/\/chac-electric.com\/ar\/product\/%d9%82%d8%a7%d8%b7%d8%b9-%d8%a7%d9%84%d8%ad%d9%85%d8%a7%d9%8a%d8%a9-%d8%a8%d9%85%d8%ad%d8%b1%d9%83-%d8%b3%d9%84%d8%b3%d9%84%d8%a9-cqv2\/\">motor protection circuit breaker<\/a><\/strong> \u0648 <strong><a href=\"https:\/\/chac-electric.com\/ar\/product\/%d8%aa%d8%b1%d8%ad%d9%8a%d9%84-%d8%a7%d9%84%d8%ad%d9%85%d9%84-%d8%a7%d9%84%d8%b2%d8%a7%d8%a6%d8%af-%d8%a7%d9%84%d8%ad%d8%b1%d8%a7%d8%b1%d9%8a-%d9%85%d9%86-%d8%b3%d9%84%d8%b3%d9%84%d8%a9-cqr2\/\">thermal overload relay<\/a><\/strong> pages can support a model review. Keep <strong>motor starter coordination<\/strong> tied to the approved time-current and coordination evidence; an MCP is not automatically a substitute for an overload relay.A frequently missed procurement field is the reset and test method after a jam or phase-loss event. Ask who can reset each device, what inspection is required before restart and which record is retained. That operational detail often determines whether the selected protection is workable on a production line.<\/p>\n<h2>\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n<h3>\u0647\u0644 \u064a\u0645\u0643\u0646 \u0644\u062d\u0627\u0645\u064a \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062d\u0631\u0643 \u0623\u0646 \u064a\u062d\u0644 \u0645\u062d\u0644 \u0645\u0631\u062d\u0644 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0632\u0627\u0626\u062f\u061f<\/h3>\n<p>\u0639\u0627\u062f\u0629\u064b \u0644\u0627. \u064a\u062a\u0639\u0627\u0645\u0644 \u0642\u0627\u0637\u0639 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a (MCP) \u0639\u0627\u062f\u0629\u064b \u0645\u0639 \u062d\u0645\u0627\u064a\u0629 \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0648\u0627\u0644\u0623\u0631\u0636\u064a\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u062d\u0645\u064a \u0645\u0631\u062d\u0644 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0632\u0627\u0626\u062f \u0627\u0644\u0645\u062d\u0631\u0643 \u0645\u0646 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0632\u0627\u0626\u062f \u0627\u0644\u0645\u0633\u062a\u0645\u0631. \u0627\u0633\u062a\u062e\u062f\u0645 \u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u062e\u0627\u0635\u0629 \u0628\u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0648\u0628\u064a\u0627\u0646\u0627\u062a \u0644\u0648\u062d\u0629 \u0627\u0633\u0645 \u0627\u0644\u0645\u062d\u0631\u0643 \u0642\u0628\u0644 \u0627\u0644\u0627\u0633\u062a\u063a\u0646\u0627\u0621 \u0639\u0646 \u0623\u064a \u0645\u0643\u0648\u0646.<\/p>\n<h3>\u0644\u0645\u0627\u0630\u0627 \u064a\u0641\u0635\u0644 \u0627\u0644\u0645\u062d\u0631\u0643 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0639\u0627\u062f\u064a \u0623\u062b\u0646\u0627\u0621 \u0628\u062f\u0621 \u0627\u0644\u062a\u0634\u063a\u064a\u0644\u061f<\/h3>\n<p>\u0642\u062f \u064a\u0643\u0648\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u0628\u062f\u0621 \u0639\u062f\u0629 \u0623\u0636\u0639\u0627\u0641 \u062a\u064a\u0627\u0631 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0643\u0627\u0645\u0644\u060c \u0644\u0630\u0627 \u0641\u0625\u0646 \u0627\u0644\u0636\u0628\u0637 \u0627\u0644\u0644\u062d\u0638\u064a \u0623\u0648 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0642\u062f \u064a\u0643\u0648\u0646 \u0645\u0646\u062e\u0641\u0636\u0627\u064b \u0644\u0644\u063a\u0627\u064a\u0629. \u062d\u062f\u062f \u0645\u0646\u062d\u0646\u0649 \u0648\u0639\u062a\u0628\u0629 \u0645\u063a\u0646\u0627\u0637\u064a\u0633\u064a\u0629 \u064a\u062a\u062d\u0645\u0644\u0627\u0646 \u062a\u064a\u0627\u0631\u0627\u062a \u0627\u0644\u062a\u062f\u0641\u0642 \u0627\u0644\u0627\u0646\u062f\u0641\u0627\u0639\u064a \u0627\u0644\u0645\u0648\u062b\u0642\u0629\u060c \u0645\u0639 \u0627\u0644\u0628\u0642\u0627\u0621 \u0636\u0645\u0646 \u062d\u062f\u0648\u062f \u0627\u0644\u0643\u0627\u0628\u0644\u0627\u062a \u0648\u0633\u0639\u0629 \u0627\u0644\u0623\u0639\u0637\u0627\u0644.<\/p>\n<h3>\u0645\u0627 \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0644\u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u0645\u062d\u0631\u0643\u0627\u062a (MCP) \u0648\u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0628\u0648\u0628 \u0627\u0644\u0645\u0646\u0633\u0642 (MCCB)\u061f<\/h3>\n<p>\u0645\u0641\u062a\u0627\u062d \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0644\u0644\u0645\u062d\u0631\u0643\u0627\u062a (MCP) \u0647\u0648 \u062c\u0647\u0627\u0632 \u062d\u0645\u0627\u064a\u0629 \u0644\u0641\u0631\u0639 \u0645\u062d\u0631\u0643 \u0645\u062e\u0635\u0635 \u0644\u0644\u0639\u0645\u0644 \u0645\u0639 \u0628\u0627\u062f\u0626 \u062d\u0631\u0643\u0629\u061b \u0623\u0645\u0627 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u0635\u0628\u0648\u0628 (MCCB) \u0641\u0647\u0648 \u0645\u0646\u0635\u0629 \u0623\u0648\u0633\u0639 \u0630\u0627\u062a \u0625\u0637\u0627\u0631 \u0623\u0643\u0628\u0631 \u0648\u062e\u064a\u0627\u0631\u0627\u062a \u0642\u0637\u0639 \u0623\u0643\u0628\u0631. \u0648\u064a\u0639\u062a\u0645\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0635\u062d\u064a\u062d \u0639\u0644\u0649 \u0627\u0644\u062a\u064a\u0627\u0631\u060c \u0648\u0645\u0633\u062a\u0648\u0649 \u0642\u0635\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629\u060c \u0648\u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062a\u0646\u0633\u064a\u0642.<\/p>\n<h3>\u0643\u064a\u0641 \u064a\u062a\u0645 \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0632\u0627\u0626\u062f\u061f<\/h3>\n<p>\u0642\u0627\u0631\u0646 \u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u062d\u0645\u064a\u0644 \u0627\u0644\u0643\u0627\u0645\u0644 \u0644\u0644\u0645\u062d\u0631\u0643\u060c \u0648\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u062e\u062f\u0645\u0629\u060c \u0648\u0625\u0639\u062f\u0627\u062f \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u0632\u0627\u0626\u062f\u060c \u0648\u0645\u0646\u062d\u0646\u0649 \u0641\u0635\u0644 \u0642\u0627\u0637\u0639 \u0627\u0644\u062f\u0627\u0626\u0631\u0629\u060c \u062b\u0645 \u062a\u062d\u0642\u0642 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u0646\u0633\u064a\u0642 \u0627\u0644\u0645\u0646\u0634\u0648\u0631\u0629 \u0645\u0646 \u0642\u0628\u0644 \u0627\u0644\u0634\u0631\u0643\u0629 \u0627\u0644\u0645\u0635\u0646\u0639\u0629 \u0644\u0644\u0628\u0627\u062f\u0626 \u0623\u0648 \u0628\u064a\u0627\u0646\u0627\u062a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0646\u0648\u0639 1\/\u0627\u0644\u0646\u0648\u0639 2. \u0642\u0645 \u0628\u0625\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0644\u0648\u062d\u0629 \u0627\u0644\u0645\u062c\u0645\u0639\u0629 \u0645\u064a\u062f\u0627\u0646\u064a\u0627\u064b \u0642\u0628\u0644 \u0627\u0644\u062a\u0633\u0644\u064a\u0645.<\/p>\n<h3>Is a motor circuit protector a breaker?<\/h3>\n<p>An MCP is a circuit-breaker type device intended for a defined motor branch duty, commonly focused on short-circuit protection around a starter. It does not automatically provide the overload function required for every motor, so the complete starter coordination must be checked.<\/p>\n<h2>\u0645\u0631\u0627\u062c\u0639 \u0645\u0648\u062b\u0648\u0642\u0629<\/h2>\n<ul>\n<li>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 IEC 60947-4-1 (\u064a\u062a\u0645 \u0627\u0644\u0631\u062c\u0648\u0639 \u0625\u0644\u0649 \u0627\u0644\u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u062d\u0627\u0644\u064a \u0648\u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0627\u0644\u0648\u0637\u0646\u064a).<\/li>\n<li>\u0622\u064a \u0625\u064a \u0633\u064a 60947-2 (\u0631\u0627\u062c\u0639 \u0627\u0644\u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u062d\u0627\u0644\u064a \u0648\u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0627\u0644\u0648\u0637\u0646\u064a).<\/li>\n<li>\u0627\u0644\u0645\u0627\u062f\u0629 430 \u0645\u0646 \u0627\u0644\u0643\u0648\u062f \u0627\u0644\u0648\u0637\u0646\u064a \u0644\u0644\u0643\u0647\u0631\u0628\u0627\u0621 (NEC) NFPA 70 (\u064a\u064f\u0631\u062c\u0649 \u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0625\u0635\u062f\u0627\u0631 \u0627\u0644\u062d\u0627\u0644\u064a \u0648\u0627\u0644\u0627\u0639\u062a\u0645\u0627\u062f \u0627\u0644\u0648\u0637\u0646\u064a).<\/li>\n<li><a href=\"https:\/\/www.osha.gov\/laws-regs\/regulations\/standardnumber\/1910\/1910.303\" rel=\"noopener noreferrer nofollow\" target=\"_blank\">\u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0641\u064a OSHA 1910.303<\/a><\/li>\n<li><a href=\"https:\/\/forums.mikeholt.com\/threads\/mcp-vs-circuit-breaker.124126\/\" rel=\"noopener noreferrer nofollow\" target=\"_blank\">Mike Holt MCP versus circuit breaker discussion<\/a><\/li>\n<\/ul>\n<p>\u0627\u0644\u0645\u0628\u062f\u0623 \u0627\u0644\u062f\u0627\u0626\u0645 \u0628\u0633\u064a\u0637: \u0642\u0645 \u0628\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0648\u0627\u0644\u062f\u0644\u064a\u0644 \u0645\u0639\u0627\u064b\u060c \u062b\u0645 \u0627\u062e\u062a\u0628\u0631 \u0627\u0644\u0646\u062a\u064a\u062c\u0629 \u0627\u0644\u0645\u062c\u0645\u0639\u0629. \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0645\u0631\u0627\u062c\u0639\u0629 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u060c \u0623\u0648 \u0633\u0624\u0627\u0644 \u062a\u0637\u0628\u064a\u0642\u060c \u0623\u0648 \u0627\u0642\u062a\u0628\u0627\u0633 \u0645\u0648\u062b\u0642\u060c, <a href=\"https:\/\/chac-electric.com\/ar\/%d8%a7%d8%aa%d8%b5%d9%84-%d8%a8%d9%86%d8%a7\/\">\u0627\u062a\u0635\u0644 \u0628\u0640 CHAC Electric<\/a> \u0648\u0634\u0627\u0631\u0643 \u0645\u062a\u0637\u0644\u0628\u0627\u062a \u0627\u0644\u0648\u0627\u062c\u0628 \u0648\u0627\u0644\u062c\u0647\u062f \u0648\u0633\u0648\u0642 \u0627\u0644\u0648\u062c\u0647\u0629.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u062a\u0634\u0631\u062d \u0647\u0630\u0647 \u0627\u0644\u062f\u0644\u064a\u0644 \u0642\u0648\u0627\u0637\u0639 \u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0645\u062d\u0631\u0643 \u0645\u0639 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u0645\u0644\u064a\u060c \u0648\u0627\u0644\u062a\u0648\u0635\u064a\u0644\u060c \u0648\u0627\u0644\u062a\u0646\u0633\u064a\u0642\u060c \u0648\u0641\u062d\u0648\u0635\u0627\u062a \u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 \u0644\u0645\u0634\u062a\u0631\u064a \u0627\u0644\u0623\u062c\u0647\u0632\u0629 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a\u0629 \u0627\u0644\u0639\u0627\u0644\u0645\u064a\u0629.<\/p>","protected":false},"author":1,"featured_media":4215,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-4217","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":8}},"acf":[],"_links":{"self":[{"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/posts\/4217","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/comments?post=4217"}],"version-history":[{"count":5,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/posts\/4217\/revisions"}],"predecessor-version":[{"id":5709,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/posts\/4217\/revisions\/5709"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/media\/4215"}],"wp:attachment":[{"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/media?parent=4217"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/categories?post=4217"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chac-electric.com\/ar\/wp-json\/wp\/v2\/tags?post=4217"}],"curies":[{"name":"\u0644\u0639\u0628 \u062c\u064a\u062f\u0629","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}