{"id":31098,"date":"2024-06-23T12:44:54","date_gmt":"2024-06-23T12:44:54","guid":{"rendered":"https:\/\/electricalcabinet.net\/?p=31098"},"modified":"2024-06-24T14:27:08","modified_gmt":"2024-06-24T14:27:08","slug":"what-is-a-circuit-breaker","status":"publish","type":"post","link":"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/","title":{"rendered":"\u4ec0\u4e48\u662f\u65ad\u8def\u5668\uff0c\u5b83\u5982\u4f55\u5de5\u4f5c\uff1f"},"content":{"rendered":"<p>\u65ad\u8def\u5668\u662f\u4e00\u79cd\u7535\u6c14\u5b89\u5168\u88c5\u7f6e\uff0c\u4e13\u95e8\u7528\u4e8e\u4fdd\u62a4\u7535\u8def\uff0c\u9632\u6b62\u7535\u6d41\u8fc7\u5927\u8d85\u8fc7\u8bbe\u5907\u7684\u5b89\u5168\u5bb9\u91cf\uff08\u79f0\u4e3a\u8fc7\u6d41\uff09\u800c\u9020\u6210\u4f24\u5bb3\u3002\u8be5\u88c5\u7f6e\u7684\u4e3b\u8981\u76ee\u7684\u662f\u4e2d\u65ad\u7535\u6d41\u7684\u901a\u8fc7\uff0c\u4ee5\u4fdd\u62a4\u8bbe\u5907\u5e76\u907f\u514d\u53d1\u751f\u706b\u707e\u3002\u65ad\u8def\u5668\u4e0e\u4fdd\u9669\u4e1d\u4e0d\u540c\uff0c\u4fdd\u9669\u4e1d\u53ea\u5de5\u4f5c\u4e00\u6b21\u5c31\u9700\u8981\u66f4\u6362\uff0c\u800c\u65ad\u8def\u5668\u5219\u53ef\u4ee5\u590d\u4f4d\uff08\u624b\u52a8\u6216\u81ea\u52a8\uff09\uff0c\u7ee7\u7eed\u6b63\u5e38\u5de5\u4f5c\u3002<\/p><div id=\"ez-toc-container\" class=\"ez-toc-v2_0_80 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<div class=\"ez-toc-title ez-toc-toggle\" style=\"cursor:pointer\">\u76ee\u5f55<\/div>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"\u986f\u793a\/\u96b1\u85cf\u5167\u5bb9\u76ee\u9304\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">\u5207\u6362<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#How_does_a_circuit_breaker_work\" >\u65ad\u8def\u5668\u5982\u4f55\u5de5\u4f5c\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#Components_of_circuit_breaker\" >\u65ad\u8def\u5668\u7684\u7ec4\u4ef6<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#Types_of_Circuit_Breakers\" >\u65ad\u8def\u5668\u7c7b\u578b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#Low_Voltage_Circuit_Breakers_V_%3C_1000_Volts\" >\u4f4e\u538b\u65ad\u8def\u5668\uff08\u7535\u538b &lt; 1000 \u4f0f\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#Medium_Voltage_Circuit_Breakers_1_kV_%E2%80%93_33_kV\" >\u4e2d\u538b\u65ad\u8def\u5668\uff081 \u5343\u4f0f - 33 \u5343\u4f0f\uff09<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#High_Voltage_Circuit_Breakers_33_kV_%E2%80%93_220_kV\" >\u9ad8\u538b\u65ad\u8def\u5668\uff0833 \u5343\u4f0f - 220 \u5343\u4f0f\uff09<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#Difference_Between_Fuses_And_Circuit_Breakers\" >\u4fdd\u9669\u4e1d\u548c\u65ad\u8def\u5668\u7684\u533a\u522b<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#Fuses\" >\u4fdd\u9669\u4e1d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#Circuit_breakers\" >\u65ad\u8def\u5668<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#How_to_test_a_Circuit_Breaker\" >\u5982\u4f55\u6d4b\u8bd5\u65ad\u8def\u5668\uff1f<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#Features_of_High_Voltage_Circuit_Breakers\" >\u9ad8\u538b\u65ad\u8def\u5668\u7684\u7279\u70b9<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#Circuit_Breakers_FAQs\" >\u65ad\u8def\u5668\u5e38\u89c1\u95ee\u9898<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#1_Is_a_fuse_or_circuit_breaker_better\" >1.\u4fdd\u9669\u4e1d\u597d\u8fd8\u662f\u65ad\u8def\u5668\u597d\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#2_What_are_the_signs_that_my_circuit_breaker_needs_maintenance_or_replacement\" >2.\u54ea\u4e9b\u8ff9\u8c61\u8868\u660e\u6211\u7684\u65ad\u8def\u5668\u9700\u8981\u7ef4\u62a4\u6216\u66f4\u6362\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#3_Why_does_a_circuit_breaker_trip\" >3.\u4e3a\u4ec0\u4e48\u65ad\u8def\u5668\u4f1a\u8df3\u95f8\uff1f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/electricalcabinet.net\/zh\/what-is-a-circuit-breaker\/#4_How_to_choose_a_circuit_breaker\" >4.\u5982\u4f55\u9009\u62e9\u65ad\u8def\u5668<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_does_a_circuit_breaker_work\"><\/span>\u65ad\u8def\u5668\u5982\u4f55\u5de5\u4f5c\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5f53\u51fa\u73b0\u6545\u969c\u6216\u6545\u969c\u7535\u6d41\u65f6\uff0c\u65ad\u8def\u5668\u4f1a\u81ea\u52a8\u65ad\u5f00\u4ee5\u5207\u65ad\u7535\u6e90\u3002<\/p>\n\n\n\n<p>\u65ad\u8def\u5668\u7684\u7c7b\u578b\u51b3\u5b9a\u4e86\u5b83\u7684\u5de5\u4f5c\u65b9\u5f0f\u3002\u673a\u68b0\u5f0f\u65ad\u8def\u5668\uff08\u5982\u5bb6\u4e2d\u7684\u65ad\u8def\u5668\uff09\u662f\u4e00\u79cd\u5f00\u5173\uff0c\u53ef\u4ee5\u6253\u5f00\u548c\u5173\u95ed\uff0c\u8ba9\u7535\u6d41\u6d41\u52a8\u3002<\/p>\n\n\n\n<p>\u56fa\u6001\u65ad\u8def\u5668\u91c7\u7528 Ideal Power \u7684 B-TRAN\u2122 \u7b49\u529f\u7387\u534a\u5bfc\u4f53\u6765\u4ee3\u66ff\u673a\u68b0\u90e8\u4ef6\uff0c\u4ece\u800c\u5feb\u901f\u65ad\u5f00\u7535\u8def\u3002\u8fd9\u6837\u53ef\u4ee5\u51cf\u5c11\u78e8\u635f\uff0c\u5ef6\u957f\u4f7f\u7528\u5bff\u547d\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"\u65ad\u8def\u5668\u57fa\u7840\u77e5\u8bc6 - \u5b83\u4eec\u5982\u4f55\u5de5\u4f5c\uff1f\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/VGj32euYZ2c?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"\u65ad\u8def\u5668\u5de5\u4f5c\u539f\u7406\u8bf4\u660e\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/SNBfppriDjc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Components_of_circuit_breaker\"><\/span>\u65ad\u8def\u5668\u7684\u7ec4\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u8df3\u95f8\u6216\u4fdd\u62a4\u673a\u5236<\/strong>\u6709\u65f6\u4e5f\u79f0\u4e3a\u8df3\u95f8\u88c5\u7f6e\uff0c\u5728\u53d1\u751f\u7535\u6c14\u6545\u969c\u65f6\u542f\u52a8\u5de5\u4f5c\u673a\u5236\u3002<\/li>\n\n\n\n<li><strong>\u8fd0\u884c\u673a\u5236<\/strong>:\u64cd\u4f5c\u673a\u6784\u8d1f\u8d23\u6253\u5f00\u6216\u5173\u95ed\u65ad\u8def\u5668\uff0c\u4ee5\u53d1\u6325\u5176\u4fdd\u62a4\u529f\u80fd\u3002<\/li>\n\n\n\n<li><strong><span style=\"background: transparent; border: 0px; font-size: 16px; line-height: normal; margin: 0px; outline: 0px; padding: 0px; font-family: ABBvoiceBd, Arial, sans-serif; color: rgb(38, 38, 38); white-space-collapse: collapse;\">\u6a21\u5236\u6846\u67b6<\/span>: <\/strong>\u6a21\u5236\u6846\u67b6\u662f\u5927\u591a\u6570\u65ad\u8def\u5668\u7684\u5916\u90e8\u5916\u58f3\uff0c\u53ef\u63d0\u4f9b\u4fdd\u62a4\u548c\u652f\u6491\u3002\u5b83\u4e3a\u65ad\u8def\u5668\u7684\u5176\u4ed6\u90e8\u4ef6\u63d0\u4f9b\u7edd\u7f18\u4fdd\u62a4\u3002<\/li>\n\n\n\n<li><strong>\u5f27\u5f62\u6ed1\u9053<\/strong>:\u5f27\u69fd\u4f4d\u4e8e\u89e6\u5934\u9644\u8fd1\uff0c\u4ee5\u907f\u514d\u635f\u574f\u5e76\u5c06\u70ed\u91cf\u5bf9\u65ad\u8def\u5668\u8fd0\u884c\u7684\u5f71\u54cd\u964d\u81f3\u6700\u4f4e\u3002\u53d1\u751f\u6545\u969c\u65f6\uff0c\u5b83\u4eec\u4f1a\u5206\u79bb\u3002<\/li>\n\n\n\n<li><strong>\u8054\u7cfb\u65b9\u5f0f<\/strong>:\u89e6\u5934\u5206\u4e3a\u4e09\u7c7b\uff1a\u7535\u5f27\u89e6\u5934\u3001\u8f85\u52a9\u89e6\u5934\u548c\u4e3b\u89e6\u5934\uff0c\u7528\u4e8e\u4fdd\u8bc1\u65ad\u8def\u5668\u5185\u6700\u6709\u6548\u7684\u6c14\u6d41\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Types_of_Circuit_Breakers\"><\/span>\u65ad\u8def\u5668\u7c7b\u578b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u6839\u636e\u65ad\u8def\u5668\u7684\u7279\u6027\uff0c\u5982\u7535\u538b\u5206\u7c7b\u3001\u7ed3\u6784\u6837\u5f0f\u3001\u65ad\u8def\u7c7b\u578b\u548c\u7ed3\u6784\u5c5e\u6027\uff0c\u53ef\u4ee5\u5bf9\u65ad\u8def\u5668\u8fdb\u884c\u5404\u79cd\u5206\u7c7b\u3002<\/p>\n\n\n\n<p>\u4e0d\u8fc7\uff0c\u65ad\u8def\u5668\u6709\u56db\u79cd\u4e3b\u8981\u4ecb\u8d28\uff1a\u6cb9\/\u7a7a\u6c14\/\u771f\u7a7a\/\u516d\u6c1f\u5316\u786b<\/p>\n\n\n\n<p>\u7edd\u7f18\u4ecb\u8d28\u8f83\u9ad8\u7684\u4ecb\u7535\u5f3a\u5ea6\u53ef\u5b9e\u73b0\u7184\u5f27\u673a\u5236\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Low_Voltage_Circuit_Breakers_V_%3C_1000_Volts\"><\/span><strong>\u4f4e\u538b\u65ad\u8def\u5668\uff08\u7535\u538b &lt; 1000 \u4f0f\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5fae\u578b\u65ad\u8def\u5668 (MCB) <\/strong>\u662f\u4e00\u79cd\u7528\u4e8e\u4fdd\u62a4\u7535\u8def\u514d\u53d7\u8fc7\u6d41\u6216\u77ed\u8def\u5f71\u54cd\u7684\u5c0f\u578b\u88c5\u7f6e\u3002<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"500\" height=\"331\" src=\"https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-4.png\" alt=\"\u5fae\u578b\u65ad\u8def\u5668 (MCB)\" class=\"wp-image-31168\" title=\"\" srcset=\"https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-4.png 500w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-4-400x265.png 400w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-4-430x285.png 430w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-4-150x99.png 150w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<p>MCB \u6216\u5fae\u578b\u65ad\u8def\u5668\u662f\u4e00\u79cd\u5e7f\u6cdb\u4f7f\u7528\u7684\u65ad\u8def\u5668\uff0c\u4e13\u4e3a\u5bb6\u5ead\u4f4e\u538b\u4f7f\u7528\u800c\u8bbe\u8ba1\u3002\u8be5\u88c5\u7f6e\u53ef\u624b\u52a8\u542f\u52a8\u548c\u505c\u7528\uff0c\u6839\u636e\u78c1\u6027\u539f\u7406\u5de5\u4f5c\u3002\u5fae\u578b\u65ad\u8def\u5668\uff08MCB\uff09\u5185\u7684\u53cc\u91d1\u5c5e\u7247\u80fd\u68c0\u6d4b\u5230\u8fc7\u5927\u7684\u7535\u6d41\uff0c\u5e76\u968f\u4e4b\u8131\u5f00\u673a\u68b0\u95e9\u9501\u3002MCB \u6709\u591a\u79cd\u578b\u53f7\uff0c\u5305\u62ec A\u3001B\u3001C\u3001D\u3001G\u3001H \u548c K \u578b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7a7a\u6c14\u65ad\u8def\u5668<\/strong> \u662f\u4e00\u79cd\u5229\u7528\u538b\u7f29\u7a7a\u6c14\u7184\u706d\u65ad\u8def\u65f6\u5f62\u6210\u7684\u7535\u5f27\uff0c\u4ece\u800c\u4e2d\u65ad\u7535\u8def\u7684\u88c5\u7f6e\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u7a7a\u6c14\u65ad\u8def\u5668\u7528\u4e8e\u4f4e\u538b\u5e94\u7528\uff0c\u89e6\u5934\u5bff\u547d\u7ea6\u4e3a 6 \u6b21\u77ed\u8def\u3002\u65ad\u8def\u5668\u6709\u4e24\u79cd\u7c7b\u578b\uff1a\u4f20\u7edf\u7a7a\u6c14\u65ad\u8def\u5668\u548c\u78c1\u5439\u5f0f\u7a7a\u6c14\u65ad\u8def\u5668\u3002\u7a7a\u6c14\u65ad\u8def\u5668\u5229\u7528\u9ad8\u7535\u963b\u65ad\u8def\u6765\u7184\u706d\u7535\u5f27\u3002\u7f29\u5c0f\u7535\u5f27\u7684\u6a2a\u622a\u9762\u79ef\u548c\u5ef6\u957f\u7535\u5f27\u7684\u957f\u5ea6\u53ef\u589e\u52a0\u7535\u5f27\u7684\u7535\u963b\u3002\u7535\u5f27\u53ef\u901a\u8fc7\u5feb\u901f\u51b7\u5374\u5e76\u91cd\u65b0\u5bfc\u5165\u65ad\u8def\u5668\u800c\u7184\u706d\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5851\u58f3\u65ad\u8def\u5668 (MCCB)<\/strong><\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"500\" height=\"375\" src=\"https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-5.png\" alt=\"\u5851\u58f3\u65ad\u8def\u5668 (MCCB)\" class=\"wp-image-31169\" title=\"\" srcset=\"https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-5.png 500w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-5-400x300.png 400w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-5-430x323.png 430w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/image-5-150x113.png 150w\" sizes=\"(max-width: 500px) 100vw, 500px\" \/><\/figure>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u65ad\u8def\u5668\u88c5\u5728\u5851\u6599\u5916\u58f3\u5185\u3002\u7528\u4e8e\u9ad8\u538b\u7cfb\u7edf\u7684\u5927\u578b\u65ad\u8def\u5668\u3002<\/li>\n\n\n\n<li>MCCB \u7684\u5178\u578b\u7535\u6d41\u9ad8\u8fbe 1600A\uff0c\u6545\u969c\u7ea7\u522b\u9ad8\u8fbe 150KA\u3002<\/li>\n\n\n\n<li>\u8fd9\u4e9b\u65ad\u8def\u5668\u6bd4 MCB \u66f4\u575a\u56fa\uff0c\u80fd\u627f\u53d7\u66f4\u5927\u7684\u7535\u6d41\u3002<\/li>\n\n\n\n<li>MCCB \u4f7f\u7528\u53cc\u91d1\u5c5e\u548c\u7535\u78c1\u5143\u4ef6\uff0c\u4f46\u57fa\u4e8e\u5fae\u5904\u7406\u5668\u7684 MCCB \u66f4\u53d7\u9752\u7750\uff0c\u56e0\u4e3a\u5b83\u4eec\u5177\u6709\u5feb\u901f\u7684\u7535\u5b50\u91ca\u653e\u673a\u5236\u3002<\/li>\n\n\n\n<li>MCB \u548c MCCB \u6709\u5355\u6781\u3001\u4e24\u6781\u548c\u4e09\u6781\u4e09\u79cd\u5f62\u5f0f\uff0c\u53ef\u6ee1\u8db3\u5404\u79cd\u7535\u6c14\u9700\u6c42\u3002<\/li>\n<\/ol>\n\n\n\n<p><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Medium_Voltage_Circuit_Breakers_1_kV_%E2%80%93_33_kV\"><\/span><strong>\u4e2d\u538b\u65ad\u8def\u5668\uff081 \u5343\u4f0f - 33 \u5343\u4f0f\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6700\u5c0f\u6cb9\u65ad\u8def\u5668 (MoCB)<\/strong>:\u6cb9\u65ad\u8def\u5668\u4f7f\u7528\u53d8\u538b\u5668\u6cb9\u4f5c\u4e3a\u7edd\u7f18\u4f53\u6765\u7184\u706d\u7535\u5f27\u3002\u6cb9\u7684\u4ecb\u7535\u5f3a\u5ea6\u4e3a 110 kV\/cm\uff0c\u662f\u4e00\u79cd\u5f3a\u4ecb\u8d28\u3002\u4ea7\u751f\u7535\u5f27\u7684\u79bb\u5b50\u4e0e\u6cb9\u53d1\u751f\u53cd\u5e94\uff0c\u91ca\u653e\u51fa\u6c22\u6c14\uff0870-80%\uff09\u3001\u7532\u70f7\u3001\u4e59\u70ef\u548c\u4e59\u7094\u3002\u7531\u4e8e\u6c22\u5177\u6709\u826f\u597d\u7684\u5bfc\u70ed\u6027\uff0c\u63a5\u89e6\u5904\u7684\u6c22\u6c14\u6ce1\u53ef\u4ee5\u51b7\u5374\u7cfb\u7edf\uff0c\u5e2e\u52a9\u7535\u5f27\u53bb\u79bb\u5b50\u3002\u7535\u5f27\u8def\u5f84\u4e2d\u7684\u6cb9\u6e4d\u6d41\u4e5f\u4f1a\u963b\u788d\u751f\u4ea7\u3002\u8fd9\u4e9b\u65ad\u8def\u5668\u7684\u89e6\u70b9\u5bff\u547d\u4e3a 6 \u6b21\u77ed\u8def\uff0c\u9700\u8981\u7ecf\u5e38\u66f4\u6362\u3002<\/li>\n\n\n\n<li><strong>\u771f\u7a7a\u65ad\u8def\u5668\uff1a<\/strong> \u771f\u7a7a\u65ad\u8def\u5668\u4f7f\u7528\u7684\u4ecb\u8d28\u538b\u529b\u4f4e\u4e8e 760 \u6beb\u7c73\u6c5e\u67f1\u3002\u4f4e\u538b\u4ee5\u6258\uff081 \u6beb\u7c73\u6c5e\u67f1\uff09\u4e3a\u5355\u4f4d\u3002\u771f\u7a7a\u65ad\u8def\u5668\u4f7f\u7528 10-5 \u81f3 10-7 \u6258\u7684\u771f\u7a7a\u7184\u5f27\u4ecb\u8d28\u3002\u8fd9\u79cd\u4ecb\u8d28\u5728\u65ad\u8def\u5668\u4ecb\u8d28\u4e2d\u5177\u6709\u6700\u9ad8\u7684\u4ecb\u7535\u5f3a\u5ea6\u548c\u7edd\u7f18\u5f3a\u5ea6\u3002\u771f\u7a7a\u5141\u8bb8\u5fae\u55b7\u5c04\u4ea7\u751f\u91d1\u5c5e\u79bb\u5b50\u548c\u7535\u5f27\u3002\u771f\u7a7a\u65ad\u8def\u5668\u4f1a\u5728\u7b2c\u4e00\u4e2a\u5468\u671f\u4e2d\u65ad\u6545\u969c\u7535\u6d41\u3002\u771f\u7a7a\u65ad\u8def\u5668\u7684\u63a5\u89e6\u5bff\u547d\u4e3a 100 \u6b21\u77ed\u8def\uff0c\u4e14\u65e0\u7206\u70b8\u5371\u9669\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"High_Voltage_Circuit_Breakers_33_kV_%E2%80%93_220_kV\"><\/span><strong>\u9ad8\u538b\u65ad\u8def\u5668\uff0833 \u5343\u4f0f - 220 \u5343\u4f0f\uff09<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7a7a\u6c14\u7206\u7834\u65ad\u8def\u5668<\/strong>:\u5bf9\u4e8e\u4e2d\u538b\u3001\u9ad8\u538b\u548c\u8d85\u9ad8\u538b\uff0c\u9f13\u98ce\u65ad\u8def\u5668\u53ef\u53d6\u4ee3\u6cb9\u65ad\u8def\u5668\u3002\u5728\u7535\u538b\u8d85\u8fc7 110 \u5343\u4f0f\u7684\u60c5\u51b5\u4e0b\uff0c\u901a\u5e38\u4f1a\u4f7f\u7528\u55b7\u6c14\u65ad\u8def\u5668\u3002\u5229\u7528\u538b\u7f29\u7a7a\u6c14\u4ee3\u66ff\u6c2e\u6c14\u3001\u4e8c\u6c27\u5316\u78b3\u548c\u6c22\u6c14\u8fdb\u884c\u5feb\u901f\u7184\u5f27\u3002\u7528\u7a7a\u6c14\u4ee3\u66ff\u5176\u4ed6\u6c14\u4f53\u53ef\u6700\u5927\u9650\u5ea6\u5730\u964d\u4f4e\u65ad\u8def\u5668\u7684\u6210\u672c\u548c\u5c3a\u5bf8\u3002\u7531\u4e8e\u7528\u7a7a\u6c14\u4ee3\u66ff\u4e86\u6cb9\uff0c\u56e0\u6b64\u4e0d\u4f1a\u53d1\u751f\u706b\u707e\u3002\u7a7a\u6c14\u7206\u7834\u65ad\u8def\u5668\u7684\u77ed\u8def\u89e6\u5934\u5bff\u547d\u548c\u91cd\u5408\u95f8\u5bff\u547d\u5747\u4e3a 25 \u6b21\u3002<\/li>\n\n\n\n<li><strong>SF6 \u65ad\u8def\u5668<\/strong>:\u516d\u6c1f\u5316\u786b\u65ad\u8def\u5668\u5229\u7528\u516d\u6c1f\u5316\u786b\u6c14\u4f53\u7184\u706d\u9ad8\u538b\u548c\u8d85\u9ad8\u538b\u5e94\u7528\u4e2d\u7684\u7535\u5f27\u3002\u8d1f\u7535\u6027\u7684\u516d\u6c1f\u5316\u786b\u6c14\u4f53\u53ef\u5438\u6536\u81ea\u7531\u7535\u5b50\uff0c\u5e76\u5177\u6709\u5f88\u5f3a\u7684\u4ecb\u7535\u5f3a\u5ea6\u3002\u7535\u79bb\u706d\u5f27\u9700\u8981\u6c14\u4f53\u4ea7\u751f\u8d1f\u79bb\u5b50\uff0c\u8d1f\u79bb\u5b50\u7684\u901f\u5ea6\u6bd4\u81ea\u7531\u7535\u5b50\u6162\u3002\u4f7f\u7528 SF6 \u65ad\u8def\u5668 25 \u6b21\u77ed\u8def\u540e\uff0c\u53ef\u5229\u7528\u76f8\u540c\u7684\u6c14\u4f53\u3002\u6b64\u5916\uff0cSF6 \u8fd8\u5177\u6709\u9632\u706b\u3001\u4e0d\u7206\u70b8\u3001\u60f0\u6027\u548c\u65e0\u6bd2\u7b49\u7279\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Difference_Between_Fuses_And_Circuit_Breakers\"><\/span>\u4fdd\u9669\u4e1d\u548c\u65ad\u8def\u5668\u7684\u533a\u522b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u4e24\u79cd\u9009\u62e9\u5404\u6709\u5229\u5f0a\u3002\u4fdd\u9669\u4e1d\u901a\u5e38\u66f4\u7ecf\u6d4e\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u65ad\u8def\u5668\u5728\u6bcf\u6b21\u8fc7\u8f7d\u540e\u90fd\u4e0d\u9700\u8981\u66f4\u6362\uff0c\u800c\u4e14\u4f7f\u7528\u8d77\u6765\u66f4\u65b9\u4fbf\uff0c\u6ca1\u6709\u98ce\u9669\u3002\u867d\u7136\u53ef\u80fd\u6027\u6781\u4f4e\uff0c\u4f46\u4e5f\u66fe\u53d1\u751f\u8fc7\u65ad\u8def\u5668\u53d7\u963b\u800c\u65e0\u6cd5\u4e2d\u65ad\u7535\u8def\u7684\u60c5\u51b5\u3002<\/p>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1050\" height=\"460\" src=\"http:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/fuse.jpg.jpg\" alt=\"\u4fdd\u9669\u4e1d\" class=\"wp-image-31158\" title=\"\" srcset=\"https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/fuse.jpg.jpg 1050w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/fuse.jpg-400x175.jpg 400w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/fuse.jpg-768x336.jpg 768w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/fuse.jpg-430x188.jpg 430w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/fuse.jpg-700x307.jpg 700w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/fuse.jpg-150x66.jpg 150w\" sizes=\"(max-width: 1050px) 100vw, 1050px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Fuses\"><\/span>\u4fdd\u9669\u4e1d<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5728\u4e2d\u65ad\u8fc7\u6d41\u4e8b\u4ef6\u540e\u5fc5\u987b\u66f4\u6362\u3002<\/li>\n\n\n\n<li>\u521d\u59cb\u6210\u672c\u8f83\u4f4e<\/li>\n\n\n\n<li>\u65e0\u9700\u7ef4\u62a4<\/li>\n\n\n\n<li>\u4ec5\u5728\u53d1\u751f\u8fc7\u6d41\u4e8b\u4ef6\u65f6\u6253\u5f00<\/li>\n\n\n\n<li>\u6ca1\u6709\u53ef\u9009\u7684\u4fdd\u62a4\u529f\u80fd<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1050\" height=\"460\" src=\"https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/power-defense-breaker.jpg.jpg\" alt=\"\" class=\"wp-image-31159\" title=\"\" srcset=\"https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/power-defense-breaker.jpg.jpg 1050w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/power-defense-breaker.jpg-400x175.jpg 400w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/power-defense-breaker.jpg-768x336.jpg 768w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/power-defense-breaker.jpg-430x188.jpg 430w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/power-defense-breaker.jpg-700x307.jpg 700w, https:\/\/electricalcabinet.net\/wp-content\/uploads\/2024\/06\/power-defense-breaker.jpg-150x66.jpg 150w\" sizes=\"(max-width: 1050px) 100vw, 1050px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Circuit_breakers\"><\/span>\u65ad\u8def\u5668<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u53ef\u5728\u4e2d\u65ad\u8fc7\u6d41\u4e8b\u4ef6\u540e\u590d\u4f4d<\/li>\n\n\n\n<li>\u521d\u59cb\u6210\u672c\u8f83\u9ad8<\/li>\n\n\n\n<li>\u9700\u8981\u7ef4\u62a4<\/li>\n\n\n\n<li>\u53ef\u9009\u4fdd\u62a4\u529f\u80fd\uff08\u5982\u63a5\u5730\u6545\u969c\uff09<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<p>\u9605\u8bfb\u66f4\u591a <a href=\"https:\/\/electricalcabinet.net\/zh\/circuit-breakers-vs-fuses\/\" data-type=\"post\" data-id=\"31162\">\u65ad\u8def\u5668\u4e0e\u4fdd\u9669\u4e1d<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"How_to_test_a_Circuit_Breaker\"><\/span>\u5982\u4f55\u6d4b\u8bd5\u65ad\u8def\u5668\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u65ad\u8def\u5668\u53ef\u4ee5\u4f7f\u7528\u5206\u6790\u4eea\u3001\u6b27\u59c6\u8868\u3001\u4e07\u7528\u8868\u7b49\u8fdb\u884c\u6d4b\u8bd5\u3002\u6bcf\u79cd\u65ad\u8def\u5668\u7684\u8fd0\u884c\u65b9\u5f0f\u4e0d\u540c\uff0c\u9700\u8981\u8fdb\u884c\u4e0d\u540c\u7684\u6d4b\u8bd5\u3002\u6d4b\u8bd5\u5305\u62ec\u673a\u68b0\u3001\u70ed\u3001\u4ecb\u7535\u3001\u77ed\u8def\u3001\u7535\u538b\u548c\u7535\u963b\u3002\u6301\u8bc1\u7535\u5de5\u6216\u5de5\u7a0b\u5e08\u5fc5\u987b\u9009\u62e9\u6b63\u786e\u7684\u7a0b\u5e8f\u4ee5\u786e\u4fdd\u5b89\u5168\u3002\u65ad\u8def\u5668\u53ef\u4ee5\u7528\u6570\u5b57\u4e07\u7528\u8868\u8fdb\u884c\u7535\u4f4d\u5dee\u6d4b\u8bd5\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6b65\u9aa4 1\uff1a\u64e6\u5e72\u7535\u677f\u5468\u56f4\u7684\u4efb\u4f55\u4e1c\u897f\u3002\u540c\u65f6\uff0c\u6e05\u6d01\u6f6e\u6e7f\u7684\u5730\u677f\u5e76\u7b49\u5f85\u3002<\/li>\n\n\n\n<li>\u6b65\u9aa4 2\uff1a\u6253\u5f00\u914d\u7535\u76d8\uff0c\u6d4b\u8bd5\u65ad\u8def\u5668\u3002<\/li>\n\n\n\n<li>\u6b65\u9aa4 3\uff1a\u7528\u87ba\u4e1d\u5200\u63ed\u5f00\u65ad\u8def\u5668\u3002<\/li>\n\n\n\n<li>\u6b65\u9aa4 4\uff1a\u5173\u95ed\u8fde\u63a5\u5230\u65ad\u8def\u5668\u7684\u6240\u6709\u5c0f\u5de5\u5177\u548c\u7535\u5668\u3002<\/li>\n\n\n\n<li>\u6b65\u9aa4 5\uff1a \u5c06\u4e07\u7528\u8868\u8c03\u81f3 \"\u4ea4\u6d41\u7535\u538b \"\u6863\u3002<\/li>\n\n\n\n<li>\u6b65\u9aa4 6\uff1a \u5c06\u4e07\u7528\u8868\u7684\u7ea2\u7ebf\u548c\u9ed1\u7ebf\u5206\u522b\u8fde\u63a5\u5230\u65ad\u8def\u5668\u7684\u63a5\u7ebf\u7aef\u5b50\u87ba\u4e1d\uff08\u70ed\u7ebf\uff09\u548c\u63a5\u5730\u87ba\u4e1d\u4e0a\u3002<\/li>\n\n\n\n<li>\u4e07\u7528\u8868\u663e\u793a\u65ad\u8def\u5668\u87ba\u9489\u7535\u538b\u3002<\/li>\n\n\n\n<li>\u6b65\u9aa4 7\uff1a\u5982\u679c\u7535\u4f4d\u5dee\u4e3a\u96f6\uff0c\u5219\u66f4\u6362\u65ad\u8def\u5668\u3002<\/li>\n\n\n\n<li>\u6b65\u9aa4 8\uff1a 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class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Circuit_Breakers_FAQs\"><\/span>\u65ad\u8def\u5668\u5e38\u89c1\u95ee\u9898<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_Is_a_fuse_or_circuit_breaker_better\"><\/span>1.\u4fdd\u9669\u4e1d\u597d\u8fd8\u662f\u65ad\u8def\u5668\u597d\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u4e24\u79cd\u9009\u62e9\u5404\u6709\u5229\u5f0a\u3002\u4fdd\u9669\u4e1d\u901a\u5e38\u66f4\u7ecf\u6d4e\u3002\u76f8\u6bd4\u4e4b\u4e0b\uff0c\u65ad\u8def\u5668\u5728\u6bcf\u6b21\u8fc7\u8f7d\u540e\u90fd\u4e0d\u9700\u8981\u66f4\u6362\uff0c\u800c\u4e14\u4f7f\u7528\u8d77\u6765\u66f4\u65b9\u4fbf\uff0c\u6ca1\u6709\u98ce\u9669\u3002\u867d\u7136\u53ef\u80fd\u6027\u6781\u4f4e\uff0c\u4f46\u4e5f\u66fe\u53d1\u751f\u8fc7\u65ad\u8def\u5668\u53d7\u963b\u800c\u65e0\u6cd5\u4e2d\u65ad\u7535\u8def\u7684\u60c5\u51b5\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_What_are_the_signs_that_my_circuit_breaker_needs_maintenance_or_replacement\"><\/span><strong>2.\u54ea\u4e9b\u8ff9\u8c61\u8868\u660e\u6211\u7684\u65ad\u8def\u5668\u9700\u8981\u7ef4\u62a4\u6216\u66f4\u6362\uff1f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u8b66\u60d5\u65ad\u8def\u5668\u6545\u969c\u7684\u8ff9\u8c61\uff0c\u5982\u9891\u7e41\u8df3\u95f8\u3001\u55e1\u55e1\u58f0\u6216\u8fc7\u70ed\u3002\u5982\u679c\u53d1\u73b0\u8fd9\u4e9b\u8ff9\u8c61\uff0c\u8bf7\u54a8\u8be2\u5408\u683c\u7684\u7535\u5de5\u8fdb\u884c\u7ef4\u62a4\u6216\u66f4\u6362\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_Why_does_a_circuit_breaker_trip\"><\/span>3.\u4e3a\u4ec0\u4e48\u65ad\u8def\u5668\u4f1a\u8df3\u95f8\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u65ad\u8def\u5668\u8df3\u95f8\u65f6\u4f1a\u5207\u65ad\u7535\u8def\u4e2d\u7684\u7535\u6d41\uff0c\u4f5c\u4e3a\u9632\u6b62\u8fc7\u8f7d\u6216\u77ed\u8def\u7684\u5b89\u5168\u63aa\u65bd\u3002<\/p>\n\n\n\n<p>\u65ad\u8def\u5668\u8df3\u95f8\u7684\u6700\u5e38\u89c1\u539f\u56e0\u662f<\/p>\n\n\n\n<ul 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