{"id":7120,"date":"2024-09-24T16:25:33","date_gmt":"2024-09-24T08:25:33","guid":{"rendered":"https:\/\/viox.com\/?p=7120"},"modified":"2026-03-28T16:50:34","modified_gmt":"2026-03-28T08:50:34","slug":"full-guide-to-molded-case-circuit-breakers-mccbs","status":"publish","type":"post","link":"https:\/\/test.viox.com\/ja\/full-guide-to-molded-case-circuit-breakers-mccbs\/","title":{"rendered":"\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\uff08MCCB\uff09\u3068\u306f\uff1f\u52d5\u4f5c\u539f\u7406\u3001\u69cb\u6210\u8981\u7d20\u3001\u5b9a\u683c\u3001\u304a\u3088\u3073\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u95a2\u3059\u308b\u5b8c\u5168\u30ac\u30a4\u30c9"},"content":{"rendered":"<div class=\"product-intro\">\n<h2>\u76f4\u63a5\u56de\u7b54<\/h2>\n<figure style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/img.viox.com\/Molded-case-circuit-breaker-installed-in-a-low-voltage-industrial-distribution-panel.webp\" alt=\"Molded case circuit breaker installed in a low voltage industrial distribution panel\" \/><figcaption><em>\u4f4e\u96fb\u5727\u306e\u7523\u696d\u7528\u914d\u96fb\u76e4\u5185\u306b\u5b89\u5168\u306b\u8a2d\u7f6e\u3055\u308c\u3001\u914d\u96fb\u6a5f\u5668\u3092\u4fdd\u8b77\u3059\u308b\u6e96\u5099\u304c\u3067\u304d\u3066\u3044\u308b\u9ad8\u8010\u4e45\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u906e\u65ad\u5668\uff08MCCB\uff09\u3002.<\/em><\/figcaption><\/figure>\n<p>A <strong>\u914d\u7dda\u7528\u906e\u65ad\u5668\uff08MCCB\uff09\u306f\u3001<\/strong> \u306f\u3001\u30d5\u30a3\u30fc\u30c0\u30fc\u3001\u3088\u308a\u5927\u304d\u306a\u5206\u5c90\u56de\u8def\u3001\u6a5f\u68b0\u4f9b\u7d66\u3001\u304a\u3088\u3073\u914d\u96fb\u6a5f\u5668\u3092\u904e\u8ca0\u8377\u304a\u3088\u3073\u77ed\u7d61\u304b\u3089\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u308b\u4f4e\u96fb\u5727\u906e\u65ad\u5668\u3067\u3059\u3002\u3088\u308a\u5c0f\u3055\u3044\u3082\u306e\u3068\u6bd4\u8f03\u3057\u3066 <a href=\"https:\/\/test.viox.com\/ja\/mcb\/\">MCB<\/a>, \u3001MCCB\u306f\u901a\u5e38\u3001\u3088\u308a\u9ad8\u3044\u96fb\u6d41\u7bc4\u56f2\u3001\u3088\u308a\u9ad8\u3044\u906e\u65ad\u5bb9\u91cf\u3001\u304a\u3088\u3073\u5546\u7528\u304a\u3088\u3073\u7523\u696d\u7528\u96fb\u529b\u30b7\u30b9\u30c6\u30e0\u5411\u3051\u306e\u3088\u308a\u67d4\u8edf\u306a\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n<p>\u5b9f\u969b\u306b\u306f\u3001MCCB\u306f\u4f4e\u96fb\u5727\u4fdd\u8b77\u968e\u5c64\u306e\u4e2d\u9593\u306b\u4f4d\u7f6e\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/test.viox.com\/ja\/mcb\/\">MCB<\/a><\/strong> \u3088\u308a\u5c0f\u3055\u3044\u6700\u7d42\u56de\u8def\u7528<\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/mccb\/\"><strong>MCCB<\/strong><\/a> \u3088\u308a\u5927\u304d\u3044\u30d5\u30a3\u30fc\u30c0\u30fc\u304a\u3088\u3073\u9ad8\u8ca0\u8377\u5206\u5c90\u4fdd\u8b77\u7528<\/li>\n<li><strong><a href=\"https:\/\/test.viox.com\/ja\/acb\/\">ACB<\/a><\/strong> \u6700\u9ad8\u96fb\u6d41\u306e\u4f4e\u96fb\u5727\u914d\u96fb\u76e4\u306e\u5f79\u5272\u7528<\/li>\n<\/ul>\n<p>\u30b7\u30b9\u30c6\u30e0\u304c\u5c0f\u578b\u906e\u65ad\u5668\u3092\u8d85\u3048\u305f\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u305d\u308c\u304c\u5b9f\u969b\u7684\u306a\u95be\u5024\u3067\u3059\u3002 <strong>MCCB\u306f\u3001\u56de\u8def\u304c\u5c0f\u578b\u906e\u65ad\u5668\u304c\u901a\u5e38\u63d0\u4f9b\u3067\u304d\u308b\u3088\u308a\u3082\u591a\u304f\u306e\u5bb9\u91cf\u3068\u3088\u308a\u591a\u304f\u306e\u4fdd\u8b77\u306e\u67d4\u8edf\u6027\u3092\u5fc5\u8981\u3068\u3059\u308b\u5834\u5408\u306b\u4f7f\u7528\u3055\u308c\u308b\u3001\u3088\u308a\u9ad8\u8010\u4e45\u306e\u4f4e\u96fb\u5727\u906e\u65ad\u5668\u3067\u3059\u3002.<\/strong><\/p>\n<p>\u982d\u5b57\u8a9e\u306e\u8aac\u660e\u306e\u307f\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044 <a href=\"https:\/\/test.viox.com\/ja\/mccb-full-form-molded-case-circuit-breaker\/\">MCCB\u306e\u6b63\u5f0f\u540d\u79f0\uff1aMolded Case Circuit Breaker\uff08\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u56de\u8def\u906e\u65ad\u5668\uff09<\/a>.<\/p>\n<h2>\u8981\u70b9<\/h2>\n<ul>\n<li>MCCB\u306f <strong>\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u56de\u8def\u906e\u65ad\u5668<\/strong> \u4f4e\u96fb\u5727\u30d5\u30a3\u30fc\u30c0\u30fc\u304a\u3088\u3073\u9ad8\u8ca0\u8377\u56de\u8def\u4fdd\u8b77\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/li>\n<li>MCCB\u306f\u3001\u96fb\u6d41\u3001\u6545\u969c\u30ec\u30d9\u30eb\u3001\u307e\u305f\u306f\u30c8\u30ea\u30c3\u30d7\u8a2d\u5b9a\u306e\u8981\u4ef6\u304c\u6a19\u6e96\u306e <a href=\"https:\/\/test.viox.com\/ja\/mcb\/\">MCB<\/a>.<\/li>\n<li>\u306e\u5b9f\u7528\u7684\u306a\u7bc4\u56f2\u3092\u8d85\u3048\u308b\u5834\u5408\u306b\u3088\u304f\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/li>\n<li>\u4e3b\u8981\u306a\u5b9a\u683c\u306f\u3001\u96fb\u6d41\u3068\u96fb\u5727\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u906e\u65ad\u5bb9\u91cf\u3001\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u7a2e\u985e\u3001\u304a\u3088\u3073\u30a2\u30af\u30bb\u30b5\u30ea\u8981\u4ef6\u3082\u542b\u307e\u308c\u307e\u3059\u3002.<\/li>\n<li>MCCB\u30ac\u30a4\u30c9\u306f\u3001\u6700\u521d\u306b\u57fa\u672c\u3092\u8aac\u660e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u8a73\u7d30\u306a\u9078\u629e\u3001\u6bd4\u8f03\u3001\u304a\u3088\u3073\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u8abf\u6574\u306f\u3001\u3088\u308a\u5c02\u9580\u7684\u306a\u30da\u30fc\u30b8\u306b\u5206\u5c90\u3067\u304d\u307e\u3059\u3002.<\/li>\n<\/ul>\n<h2>MCCB \u3068\u306f\u4f55\u3067\u3059\u304b?<\/h2>\n<p>MCCB\u306f\u3001\u30e2\u30fc\u30eb\u30c9\u7d76\u7e01\u30cf\u30a6\u30b8\u30f3\u30b0\u306b\u53ce\u7d0d\u3055\u308c\u305f\u904e\u96fb\u6d41\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u56de\u8def\u304c\u5c0f\u578b\u5206\u5c90\u906e\u65ad\u5668\u304c\u901a\u5e38\u63d0\u4f9b\u3067\u304d\u308b\u3088\u308a\u3082\u5805\u7262\u306a\u4fdd\u8b77\u3092\u5fc5\u8981\u3068\u3059\u308b\u4f4e\u96fb\u5727\u30b7\u30b9\u30c6\u30e0\u7528\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p>\u30d5\u30ec\u30fc\u30ba <code>\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9<\/code> \u306f\u3001\u901a\u96fb\u63a5\u70b9\u3001\u64cd\u4f5c\u6a5f\u69cb\u3001\u30a2\u30fc\u30af\u906e\u65ad\u69cb\u9020\u3001\u304a\u3088\u3073\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u3092\u53ce\u5bb9\u3059\u308b\u7d76\u7e01\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u3092\u6307\u3057\u307e\u3059\u3002\u906e\u65ad\u5668\u306fACB\u306e\u3088\u3046\u306a\u30aa\u30fc\u30d7\u30f3\u30d5\u30ec\u30fc\u30e0\u3067\u306f\u306a\u304f\u3001\u5c0f\u578b\u306eDIN\u30ec\u30fc\u30eb\u5c0f\u578b\u906e\u65ad\u5668\u307b\u3069\u30b3\u30f3\u30d1\u30af\u30c8\u3067\u3082\u306a\u304f\u3001\u8ca0\u8377\u304c\u5236\u9650\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002.<\/p>\n<p>\u307b\u3068\u3093\u3069\u306e\u5b9f\u969b\u306e\u8a2d\u7f6e\u3067\u306f\u3001MCCB\u306f\u4ee5\u4e0b\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u914d\u96fb\u76e4\u304b\u3089\u306e\u51fa\u529b\u30d5\u30a3\u30fc\u30c0\u30fc<\/li>\n<li>\u3088\u308a\u5927\u304d\u306a\u30e2\u30fc\u30bf\u30fc\u304a\u3088\u3073\u6a5f\u68b0\u56de\u8def<\/li>\n<li>\u30b5\u30d6\u30e1\u30a4\u30f3\u914d\u96fb<\/li>\n<li>\u767a\u96fb\u6a5f\u304a\u3088\u3073\u30c8\u30e9\u30f3\u30b9\u30d5\u30a1\u30fc\u95a2\u9023\u306e\u30d5\u30a3\u30fc\u30c0\u30fc\u4fdd\u8b77<\/li>\n<li>\u4e00\u822c\u7684\u306aMCB\u8ca0\u8377\u3092\u8d85\u3048\u308b\u30d1\u30cd\u30eb\u30dc\u30fc\u30c9\u304a\u3088\u3073\u914d\u96fb\u76e4\u306e\u5206\u5c90\u4fdd\u8b77<\/li>\n<\/ul>\n<p>\u6559\u80b2\u7684\u306a\u6982\u8981\u3067\u306f\u306a\u304f\u3001\u88fd\u54c1\u30ec\u30d9\u30eb\u306e\u30d3\u30e5\u30fc\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001 <a href=\"https:\/\/test.viox.com\/ja\/mccb\/\">VIOX MCCB\u30da\u30fc\u30b8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044<\/a>.<\/p>\n<h2>MCCB\u306e\u4ed5\u7d44\u307f<\/h2>\n<figure style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/img.viox.com\/Technical-diagram-showing-how-a-molded-case-circuit-breaker-detects-faults-and-interrupts-current.webp\" alt=\"Technical diagram showing how a molded case circuit breaker detects faults and interrupts current\" \/><figcaption><em>\u904e\u8ca0\u8377\u304a\u3088\u3073\u77ed\u7d61\u6761\u4ef6\u4e0b\u3067\u306eMCCB\u306e\u6545\u969c\u691c\u51fa\u304a\u3088\u3073\u96fb\u6d41\u906e\u65ad\u30d7\u30ed\u30bb\u30b9\u3092\u793a\u3059\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306e\u6280\u8853\u56f3\u3002.<\/em><\/figcaption><\/figure>\n<p>\u5927\u307e\u304b\u306b\u8a00\u3046\u3068\u3001MCCB\u306f2\u3064\u306e\u30b8\u30e7\u30d6\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u5b9a\u683c\u5185\u3067\u901a\u5e38\u306e\u8ca0\u8377\u96fb\u6d41\u3092\u7d99\u7d9a\u7684\u306b\u4f1d\u9001\u3057\u307e\u3059\u3002.<\/li>\n<li>\u6545\u969c\u72b6\u614b\u304c\u30c8\u30ea\u30c3\u30d7\u7279\u6027\u3092\u8d85\u3048\u308b\u3068\u3001\u56de\u8def\u3092\u81ea\u52d5\u7684\u306b\u958b\u304d\u307e\u3059\u3002.<\/li>\n<\/ol>\n<p>\u906e\u65ad\u5668\u306f\u3001\u6b21\u306e\u30c8\u30ea\u30c3\u30d7\u30b7\u30b9\u30c6\u30e0\u3092\u4ecb\u3057\u3066\u6545\u969c\u3092\u691c\u51fa\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u71b1\u78c1\u6c17\u5f0f<\/strong><\/li>\n<li><strong>\u96fb\u5b50\u5f0f<\/strong><\/li>\n<\/ul>\n<p>\u71b1\u78c1\u6c17\u5f0fMCCB\u306e\u5834\u5408\uff1a<\/p>\n<ul>\n<li>\u71b1\u7d20\u5b50\u306f\u6301\u7d9a\u7684\u306a\u904e\u8ca0\u8377\u72b6\u614b\u306b\u5fdc\u7b54\u3057\u307e\u3059<\/li>\n<li>\u78c1\u6c17\u7d20\u5b50\u306f\u3088\u308a\u9ad8\u3044\u77ed\u7d61\u96fb\u6d41\u306b\u5fdc\u7b54\u3057\u307e\u3059<\/li>\n<\/ul>\n<p>\u96fb\u5b50\u5f0fMCCB\u306e\u5834\u5408\uff1a<\/p>\n<ul>\n<li>\u96fb\u6d41\u306f\u3088\u308a\u6b63\u78ba\u306b\u6e2c\u5b9a\u3055\u308c\u307e\u3059<\/li>\n<li>\u30c8\u30ea\u30c3\u30d7\u30ed\u30b8\u30c3\u30af\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u8907\u6570\u306e\u4fdd\u8b77\u6a5f\u80fd\u306b\u308f\u305f\u3063\u3066\u8abf\u6574\u3067\u304d\u307e\u3059<\/li>\n<li>\u901a\u5e38\u3001\u8abf\u6574\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u67d4\u8edf\u6027\u304c\u9ad8\u304f\u306a\u308a\u307e\u3059<\/li>\n<\/ul>\n<p>\u3088\u308a\u9ad8\u5ea6\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u901a\u5e38\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u300c\u30c8\u30ea\u30c3\u30d7\u3059\u308b\u304b\u3069\u3046\u304b\u300d\u3060\u3051\u3067\u306a\u304f\u3001 <strong>\u3069\u306e\u3088\u3046<\/strong> \u30c8\u30ea\u30c3\u30d7\u3057\u307e\u3059\u3002\u96fb\u5b50\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u6b21\u306e\u3088\u3046\u306a\u4fdd\u8b77\u6a5f\u80fd\u3092\u901a\u3058\u3066\u8b70\u8ad6\u3055\u308c\u307e\u3059 <code>L<\/code>, <code>S<\/code>, <code>I<\/code>, \u3001\u304a\u3088\u3073\u5834\u5408\u306b\u3088\u3063\u3066\u306f <code>G<\/code>:<\/p>\n<ul>\n<li><code>L<\/code> = \u9577\u6642\u9593\u4fdd\u8b77<\/li>\n<li><code>S<\/code> = \u77ed\u6642\u9593\u4fdd\u8b77<\/li>\n<li><code>I<\/code> = \u77ac\u6642\u4fdd\u8b77<\/li>\n<li><code>G<\/code> = \u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306e\u5730\u7d61\u4fdd\u8b77<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u8a2d\u5b9a\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u306e <strong>\u6642\u9593\u96fb\u6d41\u7279\u6027\uff08TCC\uff09\u3092\u5f62\u6210\u3057\u307e\u3059<\/strong> \u8abf\u6574\u7814\u7a76\u306e\u4e2d\u5fc3\u3068\u306a\u308a\u307e\u3059\u3002\u8a00\u3044\u63db\u3048\u308c\u3070\u3001\u96fb\u5b50\u5f0fMCCB\u306f\u3001\u3088\u308a\u9ad8\u3044\u96fb\u6d41\u3060\u3051\u3067\u306a\u304f\u3001\u305d\u306e\u30c8\u30ea\u30c3\u30d7\u52d5\u4f5c\u304c\u30b7\u30b9\u30c6\u30e0\u306e\u6b8b\u308a\u306e\u90e8\u5206\u306b\u9069\u5408\u3059\u308b\u3088\u3046\u306b\u8abf\u6574\u3067\u304d\u308b\u305f\u3081\u306b\u3088\u304f\u9078\u629e\u3055\u308c\u307e\u3059\u3002.<\/p>\n<p>\u906e\u65ad\u30b7\u30fc\u30b1\u30f3\u30b9\u81ea\u4f53\u306f\u6a5f\u68b0\u7684\u304a\u3088\u3073\u96fb\u6c17\u7684\u3067\u3059\u3002\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u304c\u906e\u65ad\u5668\u3092\u958b\u304f\u3088\u3046\u306b\u6307\u793a\u3059\u308b\u3068\u3001\u63a5\u70b9\u304c\u5206\u96e2\u3057\u3001\u30a2\u30fc\u30af\u304c\u5f62\u6210\u3055\u308c\u3001\u30a2\u30fc\u30af\u304c\u30a2\u30fc\u30af\u5236\u5fa1\u69cb\u9020\u306b\u5f37\u5236\u7684\u306b\u5165\u308a\u3001\u6545\u969c\u96fb\u6d41\u304c\u5b89\u5168\u306b\u906e\u65ad\u3055\u308c\u308b\u307e\u3067\u7d9a\u304d\u307e\u3059\u3002.<\/p>\n<p>\u8a73\u7d30\u306a\u6280\u8853\u6bd4\u8f03\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044 <a href=\"https:\/\/test.viox.com\/ja\/electronic-vs-thermal-magnetic-mccb\/\">\u96fb\u5b50\u5f0f\u5bfe\u71b1\u78c1\u6c17\u5f0fMCCB<\/a>.<\/p>\n<h2>MCCB\u306e\u5185\u90e8\u69cb\u9020<\/h2>\n<figure style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/img.viox.com\/Technical-infographic-showing-the-main-internal-parts-of-a-molded-case-circuit-breaker.webp\" alt=\"Technical infographic showing the main internal parts of a molded case circuit breaker\" \/><figcaption><em>MCCB\u306e\u5185\u90e8\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306e\u8a73\u7d30\u306a\u6280\u8853\u7684\u5185\u8a33\u3002\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u3001\u30a2\u30fc\u30af\u30c1\u30e3\u30f3\u30d0\u30fc\u3001\u304a\u3088\u3073\u9811\u4e08\u306a\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u3092\u7d39\u4ecb\u3057\u307e\u3059\u3002.<\/em><\/figcaption><\/figure>\n<p>\u3053\u308c\u306f\u3001 <code>MCCB\u306e\u5185\u90e8<\/code> \u30af\u30a8\u30ea\u306b\u7b54\u3048\u308b\u6700\u3082\u6709\u7528\u306a\u65b9\u6cd5\u306e1\u3064\u3067\u3059\u3002\u591a\u304f\u306e\u8aad\u8005\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u3069\u306e\u3088\u3046\u306b\u69cb\u7bc9\u3055\u308c\u3001\u306a\u305c\u5c0f\u578b\u906e\u65ad\u5668\u3088\u308a\u3082\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308b\u306e\u304b\u3092\u5b9f\u969b\u306b\u5c0b\u306d\u3066\u3044\u308b\u305f\u3081\u3067\u3059\u3002.<\/p>\n<p>MCCB\u306e\u4e00\u822c\u7684\u306a\u5185\u90e8\u30bb\u30af\u30b7\u30e7\u30f3\u306b\u306f\u3001\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<h3>1. \u30e2\u30fc\u30eb\u30c9\u7d76\u7e01\u30b1\u30fc\u30b9<\/h3>\n<p>\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u6a5f\u68b0\u7684\u4fdd\u8b77\u3001\u7d76\u7e01\u3001\u5bf8\u6cd5\u5b89\u5b9a\u6027\u3001\u304a\u3088\u3073\u5185\u90e8\u90e8\u54c1\u306e\u30b5\u30dd\u30fc\u30c8\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u914d\u96fb\u76e4\u304a\u3088\u3073\u30d1\u30cd\u30eb\u3067\u306e\u71b1\u3001\u6545\u969c\u30b9\u30c8\u30ec\u30b9\u3001\u304a\u3088\u3073\u9577\u3044\u8010\u7528\u5e74\u6570\u306b\u8010\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>2. \u56fa\u5b9a\u63a5\u70b9\u304a\u3088\u3073\u53ef\u52d5\u63a5\u70b9<\/h3>\n<p>\u901a\u5e38\u306e\u52d5\u4f5c\u6642\u306b\u96fb\u6d41\u3092\u6d41\u3057\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u30c8\u30ea\u30c3\u30d7\u3059\u308b\u3068\u5206\u96e2\u3057\u307e\u3059\u3002\u63a5\u70b9\u306e\u8a2d\u8a08\u306f\u3001\u6e29\u5ea6\u4e0a\u6607\u3001\u4fe1\u983c\u6027\u3001\u304a\u3088\u3073\u96fb\u6c17\u7684\u8010\u4e45\u6027\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u3002.<\/p>\n<h3>3. \u64cd\u4f5c\u6a5f\u69cb<\/h3>\n<p>\u64cd\u4f5c\u6a5f\u69cb\u306f\u3001\u63a5\u70b9\u3092\u958b\u9589\u3059\u308b\u305f\u3081\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u84c4\u7a4d\u304a\u3088\u3073\u89e3\u653e\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u30cf\u30f3\u30c9\u30eb\u3092\u4ecb\u3057\u3066\u64cd\u4f5c\u3059\u308b\u90e8\u5206\u3067\u3059\u304c\u3001\u6545\u969c\u6761\u4ef6\u4e0b\u3067\u63a5\u70b9\u304c\u78ba\u5b9f\u306b\u958b\u304f\u3088\u3046\u306b\u3059\u308b\u6a5f\u68b0\u30b7\u30b9\u30c6\u30e0\u3067\u3082\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>4. \u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8<\/h3>\n<p>\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306f\u3001MCCB\u306e\u4fdd\u8b77\u982d\u8133\u3067\u3059\u3002\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u30bf\u30a4\u30d7\u306b\u5fdc\u3058\u3066\u3001\u6b21\u306e\u3044\u305a\u308c\u304b\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u71b1\u78c1\u6c17\u5f0f<\/li>\n<li>\u8abf\u6574\u53ef\u80fd\u306a\u8a2d\u5b9a\u3092\u5099\u3048\u305f\u96fb\u5b50\u5f0f<\/li>\n<\/ul>\n<p>\u3088\u308a\u9ad8\u5ea6\u306a\u8a2d\u8a08\u3067\u306f\u3001\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306f\u3001\u9577\u6642\u9593\u3001\u77ed\u6642\u9593\u3001\u77ac\u6642\u4fdd\u8b77\u306a\u3069\u306e\u6a5f\u80fd\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3001\u88fd\u54c1\u30d5\u30a1\u30df\u30ea\u30fc\u306b\u3088\u3063\u3066\u306f\u8ffd\u52a0\u306e\u30ed\u30b8\u30c3\u30af\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3053\u3068\u3082\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>5. \u30a2\u30fc\u30af\u30b7\u30e5\u30fc\u30c8\u307e\u305f\u306f\u30a2\u30fc\u30af\u906e\u65ad\u69cb\u9020<\/h3>\n<p>\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u6545\u969c\u96fb\u6d41\u4e0b\u3067\u958b\u304f\u3068\u3001\u96fb\u6c17\u30a2\u30fc\u30af\u304c\u5f62\u6210\u3055\u308c\u307e\u3059\u3002\u30a2\u30fc\u30af\u30b7\u30e5\u30fc\u30c8\u306f\u3001\u30a2\u30fc\u30af\u3092\u5f15\u304d\u4f38\u3070\u3057\u3001\u51b7\u5374\u3057\u3001\u5206\u5272\u3057\u3066\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u96fb\u6d41\u3092\u5b89\u5168\u306b\u906e\u65ad\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002.<\/p>\n<h3>6. \u96fb\u6e90\u5074\u304a\u3088\u3073\u8ca0\u8377\u5074\u7aef\u5b50<\/h3>\n<p>\u3053\u308c\u3089\u306f\u3001MCCB\u3092\u30b7\u30b9\u30c6\u30e0\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002\u5b9f\u969b\u306e\u8a2d\u7f6e\u4f5c\u696d\u3067\u306f\u3001\u7aef\u5b50\u306e\u54c1\u8cea\u3001\u30c8\u30eb\u30af\u5236\u5fa1\u3001\u5c0e\u4f53\u306e\u9069\u5408\u6027\u3001\u304a\u3088\u3073\u30d0\u30b9\u30d0\u30fc\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u304c\u3059\u3079\u3066\u3001\u9577\u671f\u7684\u306a\u4fe1\u983c\u6027\u306b\u3068\u3063\u3066\u91cd\u8981\u3067\u3059\u3002.<\/p>\n<h3>7. \u30a2\u30af\u30bb\u30b5\u30ea<\/h3>\n<p>\u591a\u304f\u306eMCCB\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u30a2\u30af\u30bb\u30b5\u30ea\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u88dc\u52a9\u63a5\u70b9<\/li>\n<li>\u30b7\u30e3\u30f3\u30c8\u30c8\u30ea\u30c3\u30d7<\/li>\n<li>\u4e0d\u8db3\u96fb\u5727\u30ea\u30ea\u30fc\u30b9<\/li>\n<li>\u30e2\u30fc\u30bf\u30fc\u30aa\u30da\u30ec\u30fc\u30bf\u30fc<\/li>\n<li>\u30a2\u30e9\u30fc\u30e0\u63a5\u70b9<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306f\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u3092\u5358\u7d14\u306a\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u304b\u3089\u3001\u3088\u308a\u5e83\u7bc4\u306a\u5236\u5fa1\u304a\u3088\u3073\u76e3\u8996\u30b7\u30b9\u30c6\u30e0\u306e\u4e00\u90e8\u306b\u5909\u3048\u307e\u3059\u3002.<\/p>\n<p>\u30a2\u30af\u30bb\u30b5\u30ea\u304c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4e2d\u5fc3\u3067\u3042\u308b\u5834\u5408\u306f\u3001\u88dc\u52a9\u63a5\u70b9\u3084\u30b7\u30e3\u30f3\u30c8\u30c8\u30ea\u30c3\u30d7\u6a5f\u80fd\u306a\u3069\u306e\u95a2\u9023\u3059\u308b\u5c02\u9580\u7684\u306a\u30c8\u30d4\u30c3\u30af\u3092\u5225\u9014\u53d6\u308a\u4e0a\u3052\u308b\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h2>\u7406\u89e3\u3057\u3066\u304a\u304f\u3079\u304d\u4e3b\u8981\u306aMCCB\u5b9a\u683c<\/h2>\n<figure style=\"text-align: center;\"><img decoding=\"async\" src=\"https:\/\/img.viox.com\/Technical-infographic-showing-key-MCCB-ratings-including-Icu-Ics-and-LSIG-trip-functions.webp\" alt=\"Technical infographic showing key MCCB ratings including Icu Ics and LSIG trip functions\" \/><figcaption><em>\u91cd\u8981\u306aMCCB\u5b9a\u683c\u306e\u5305\u62ec\u7684\u306a\u6982\u8981\u3002Icu\u3001Ics\u906e\u65ad\u5bb9\u91cf\u3001\u304a\u3088\u3073\u96fb\u5b50\u30c8\u30ea\u30c3\u30d7\u30ab\u30fc\u30d6\u6a5f\u80fd\u3092\u8a73\u7d30\u306b\u8aac\u660e\u3057\u307e\u3059\u3002.<\/em><\/figcaption><\/figure>\n<p>\u30a8\u30f3\u30b8\u30cb\u30a2\u304c\u5358\u7d14\u306a\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u8b70\u8ad6\u304b\u3089MCCB\u56fa\u6709\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u306b\u79fb\u884c\u3059\u308b\u7406\u7531\u306e1\u3064\u306f\u3001\u5b9a\u683c\u304c\u975e\u5e38\u306b\u91cd\u8981\u306b\u306a\u308a\u59cb\u3081\u308b\u305f\u3081\u3067\u3059\u3002.<\/p>\n<h3>\u5b9a\u683c\u96fb\u6d41<\/h3>\n<p>\u3053\u308c\u306f\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u5b9a\u7fa9\u3055\u308c\u305f\u6761\u4ef6\u4e0b\u3067\u6d41\u3059\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u96fb\u6d41\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u4eba\u3005\u304c\u6700\u521d\u306b\u898b\u308b\u5024\u306e1\u3064\u3067\u3059\u304c\u3001\u305d\u308c\u3060\u3051\u304c\u91cd\u8981\u306a\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n<h3>\u30d5\u30ec\u30fc\u30e0\u30b5\u30a4\u30ba<\/h3>\n<p>\u30d5\u30ec\u30fc\u30e0\u306f\u3001\u7269\u7406\u7684\u306a\u30d6\u30ec\u30fc\u30ab\u30fc\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3068\u96fb\u6d41\u30a8\u30f3\u30d9\u30ed\u30fc\u30d7\u3092\u78ba\u7acb\u3057\u307e\u3059\u3002\u540c\u3058\u30d5\u30ec\u30fc\u30e0\u30d5\u30a1\u30df\u30ea\u30fc\u5185\u306b\u7570\u306a\u308b\u30c8\u30ea\u30c3\u30d7\u8a2d\u5b9a\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>\u5b9a\u683c\u96fb\u5727<\/h3>\n<p>\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u96fb\u5727\u3068\u3001\u95a2\u9023\u3059\u308b\u5834\u5408\u306fAC\u307e\u305f\u306fDC\u306e\u9069\u5408\u6027\u3092\u542b\u3080\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u306b\u4e00\u81f4\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>\u6975\u6570<\/h3>\n<p>\u4e00\u822c\u7684\u306a\u6975\u69cb\u6210\u306b\u306f\u3001\u6b21\u306e\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>2\u6975<\/li>\n<li>3\u6975<\/li>\n<li>4\u6975<\/li>\n<\/ul>\n<p>\u6975\u6570\u306e\u9078\u629e\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3001\u5c0e\u4f53\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u8981\u4ef6\u3001\u304a\u3088\u3073\u4e2d\u6027\u7dda\u306e\u51e6\u7406\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002.<\/p>\n<h3>\u906e\u65ad\u5bb9\u91cf<\/h3>\n<p>\u3053\u308c\u306f\u3001\u6700\u3082\u91cd\u8981\u306aMCCB\u30d1\u30e9\u30e1\u30fc\u30bf\u306e1\u3064\u3067\u3059\u3002\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u3001\u8a2d\u7f6e\u30dd\u30a4\u30f3\u30c8\u3067\u4f7f\u7528\u53ef\u80fd\u306a\u4e88\u60f3\u3055\u308c\u308b\u6545\u969c\u96fb\u6d41\u3092\u906e\u65ad\u3067\u304d\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p>\u4e3b\u8981\u306a\u7528\u8a9e\u306b\u306f\u3001\u6b21\u306e\u3082\u306e\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li><code>\u30a4\u30af<\/code><\/li>\n<li><code>Ics<\/code><\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u5b9a\u683c\u306f\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u5b9f\u969b\u306e\u6545\u969c\u30ec\u30d9\u30eb\u3068\u8a2d\u7f6e\u306e\u30b5\u30fc\u30d3\u30b9\u671f\u5f85\u306b\u9069\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u306b\u5f71\u97ff\u3057\u307e\u3059\u3002.<\/p>\n<p>\u3088\u308a\u7126\u70b9\u3092\u7d5e\u3063\u305f\u8b70\u8ad6\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/test.viox.com\/ja\/how-to-read-mccb-nameplates-for-electrical-safety\/\">\u96fb\u6c17\u5b89\u5168\u306e\u305f\u3081\u306eMCCB\u9298\u677f\u306e\u8aad\u307f\u65b9<\/a>.<\/p>\n<h3>\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u7a2e\u985e<\/h3>\n<p>\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306f\u3001\u4ee5\u4e0b\u306b\u5f37\u304f\u5f71\u97ff\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u8abf\u6574\u53ef\u80fd\u6027<\/li>\n<li>\u8abf\u6574<\/li>\n<li>\u518d\u73fe\u6027<\/li>\n<li>\u76e3\u8996\u306e\u53ef\u80fd\u6027<\/li>\n<\/ul>\n<p>\u305d\u306e\u305f\u3081\u3001MCCB\u30ac\u30a4\u30c9\u3067\u306f\u3001\u57fa\u672c\u30ec\u30d9\u30eb\u3067\u3042\u3063\u3066\u3082\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u30bf\u30a4\u30d7\u306b\u3064\u3044\u3066\u8a00\u53ca\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h2>\u4e00\u822c\u7684\u306aMCCB\u306e\u30bf\u30a4\u30d7<\/h2>\n<p>MCCB\u3092\u5206\u985e\u3059\u308b\u306b\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u4fbf\u5229\u306a\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002\u5b9f\u7528\u7684\u306a\u30ac\u30a4\u30c9\u3067\u306f\u3001\u5206\u985e\u6cd5\u3092\u5358\u7d14\u306b\u4fdd\u3064\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>\u30c8\u30ea\u30c3\u30d7\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u5225<\/h3>\n<ul>\n<li>\u71b1\u78c1\u6c17\u5f0fMCCB<\/li>\n<li>\u96fb\u5b50\u5f0fMCCB<\/li>\n<\/ul>\n<p>\u3053\u308c\u306f\u3001\u8a2d\u5b9a\u3001\u7cbe\u5ea6\u3001\u304a\u3088\u3073\u9023\u643a\u306b\u76f4\u63a5\u5f71\u97ff\u3059\u308b\u305f\u3081\u3001\u5b9f\u969b\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u6700\u3082\u610f\u5473\u306e\u3042\u308b\u5206\u985e\u3067\u3042\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u304c\u9078\u629e\u7684\u306a\u9023\u643a\u3001\u3088\u308a\u53b3\u5bc6\u306a\u8a2d\u5b9a\u5236\u5fa1\u3001\u307e\u305f\u306f\u3088\u308a\u9ad8\u5ea6\u306a\u4fdd\u8b77\u30ed\u30b8\u30c3\u30af\u3092\u5fc5\u8981\u3068\u3059\u308b\u5834\u5408\u3001\u901a\u5e38\u3001\u4f1a\u8a71\u306f\u5358\u7d14\u306a\u56fa\u5b9a\u30c8\u30ea\u30c3\u30d7\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u9078\u629e\u3067\u306f\u306a\u304f\u3001\u96fb\u5b50\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u3068\u305d\u306eTCC\u52d5\u4f5c\u306b\u5411\u304b\u3044\u307e\u3059\u3002.<\/p>\n<h3>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c7\u30e5\u30fc\u30c6\u30a3\u5225<\/h3>\n<p>\u4e00\u90e8\u306eMCCB\u306f\u3001\u7c21\u5358\u306a\u30d5\u30a3\u30fc\u30c0\u30fc\u4fdd\u8b77\u306e\u305f\u3081\u306b\u9078\u629e\u3055\u308c\u307e\u3059\u304c\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u4ee5\u4e0b\u3092\u5fc5\u8981\u3068\u3059\u308b\u305f\u3081\u306b\u9078\u629e\u3055\u308c\u308b\u3082\u306e\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u3088\u308a\u9ad8\u3044\u906e\u65ad\u6027\u80fd<\/li>\n<li>\u3088\u308a\u8abf\u6574\u53ef\u80fd\u306a\u30c8\u30ea\u30c3\u30d7\u52d5\u4f5c<\/li>\n<li>\u3088\u308a\u5f37\u529b\u306a\u9023\u643a\u30b5\u30dd\u30fc\u30c8<\/li>\n<li>\u30a2\u30af\u30bb\u30b5\u30ea\u306e\u7d71\u5408<\/li>\n<\/ul>\n<h3>\u53d6\u308a\u4ed8\u3051\u304a\u3088\u3073\u30b7\u30b9\u30c6\u30e0\u7d71\u5408\u5225<\/h3>\n<p>\u30e1\u30fc\u30ab\u30fc\u3068\u30b7\u30b9\u30c6\u30e0\u306b\u5fdc\u3058\u3066\u3001MCCB\u306f\u3001\u30d1\u30cd\u30eb\u30dc\u30fc\u30c9\u3001\u30b9\u30a4\u30c3\u30c1\u30dc\u30fc\u30c9\u3001\u6a5f\u68b0\u30a2\u30bb\u30f3\u30d6\u30ea\u3001\u307e\u305f\u306f\u5c02\u7528\u306e\u4fdd\u8b77\u30b3\u30f3\u30d1\u30fc\u30c8\u30e1\u30f3\u30c8\u306b\u7d71\u5408\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p>\u307b\u3068\u3093\u3069\u306e\u8aad\u8005\u306b\u3068\u3063\u3066\u3001\u5f79\u7acb\u3064\u8cea\u554f\u306f\u300cMCCB\u306e\u30bf\u30a4\u30d7\u306f\u3044\u304f\u3064\u5b58\u5728\u3059\u308b\u304b\uff1f\u300d\u3067\u306f\u306a\u304f\u3001\u3080\u3057\u308d\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<p><strong>\u3069\u306e\u30c8\u30ea\u30c3\u30d7\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\u3001\u5b9a\u683c\u30af\u30e9\u30b9\u3001\u304a\u3088\u3073\u30a2\u30af\u30bb\u30b5\u30ea\u30bb\u30c3\u30c8\u304c\u79c1\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u9069\u5408\u3057\u307e\u3059\u304b\uff1f<\/strong><\/p>\n<h2>MCCB\u306f\u3069\u3053\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u304b\uff1f<\/h2>\n<p>MCCB\u306f\u3001\u4f4e\u96fb\u5727\u306e\u5546\u696d\u304a\u3088\u3073\u7523\u696d\u30b7\u30b9\u30c6\u30e0\u3067\u5e83\u304f\u4f7f\u7528\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4e00\u822c\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u306f\u3001\u6b21\u306e\u3082\u306e\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u4f4e\u96fb\u5727\u914d\u96fb\u76e4\u304b\u3089\u306e\u4e3b\u5e79\u7dda\u30d5\u30a3\u30fc\u30c0\u30fc<\/li>\n<li>\u30b5\u30d6\u914d\u96fb\u304a\u3088\u3073\u30d1\u30cd\u30eb\u30d5\u30a3\u30fc\u30c0\u30fc<\/li>\n<li>\u30e2\u30fc\u30bf\u30fc\u304a\u3088\u3073\u6a5f\u68b0\u4f9b\u7d66\u56de\u8def<\/li>\n<li>HVAC\u914d\u96fb<\/li>\n<li>\u767a\u96fb\u6a5f\u30d5\u30a3\u30fc\u30c0\u30fc\u4fdd\u8b77<\/li>\n<li>\u8ee2\u9001\u95a2\u9023\u306e\u914d\u96fb\u30a2\u30bb\u30f3\u30d6\u30ea<\/li>\n<li>MCB\u5bb9\u91cf\u304c\u5341\u5206\u3067\u306a\u3044\u3001\u3088\u308a\u5927\u304d\u306a\u5206\u5c90\u56de\u8def<\/li>\n<\/ul>\n<p>\u3053\u308c\u304c\u3001 <code>mccbs<\/code> \u30af\u30a8\u30ea\u304c\u3001\u30ab\u30b8\u30e5\u30a2\u30eb\u306a\u4f4f\u5b85\u30e6\u30fc\u30b6\u30fc\u3067\u306f\u306a\u304f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u3001\u30d1\u30cd\u30eb\u30d3\u30eb\u30c0\u30fc\u3001\u304a\u3088\u3073\u8abf\u9054\u30c1\u30fc\u30e0\u3092\u5f15\u304d\u4ed8\u3051\u308b\u50be\u5411\u304c\u3042\u308b\u7406\u7531\u306e1\u3064\u3067\u3059\u3002MCCB\u306f\u901a\u5e38\u3001\u30b7\u30b9\u30c6\u30e0\u30c7\u30e5\u30fc\u30c6\u30a3\u304c\u9ad8\u304f\u3001\u9078\u629e\u304c\u4e0d\u9069\u5207\u306a\u5834\u5408\u306e\u7d50\u679c\u304c\u3088\u308a\u6df1\u523b\u306a\u5834\u5408\u306b\u8868\u793a\u3055\u308c\u307e\u3059\u3002.<\/p>\n<h2>MCCB vs MCB\uff1a\u7c21\u5358\u306a\u5b9f\u7528\u7684\u306a\u6bd4\u8f03<\/h2>\n<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u57fa\u672c\u7684\u306a\u9055\u3044\u3092\u8aac\u660e\u3059\u308b\u3082\u306e\u3067\u3042\u308a\u3001\u5c02\u7528\u306e\u6bd4\u8f03\u30da\u30fc\u30b8\u306b\u4ee3\u308f\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n<table style=\"border-collapse: collapse; width: 100%; text-align: left;\" border=\"1\">\n<thead>\n<tr>\n<th style=\"padding: 8px;\">\u7279\u5fb4<\/th>\n<th style=\"padding: 8px;\">MCCB<\/th>\n<th style=\"padding: 8px;\">MCB<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\">\u4e00\u822c\u7684\u306a\u5f79\u5272<\/td>\n<td style=\"padding: 8px;\">\u4e3b\u5e79\u56de\u8def\u304a\u3088\u3073\u9ad8\u8ca0\u8377\u5206\u5c90\u56de\u8def\u306e\u4fdd\u8b77<\/td>\n<td style=\"padding: 8px;\">\u3088\u308a\u5c0f\u898f\u6a21\u306a\u6700\u7d42\u56de\u8def<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">\u73fe\u5728\u306e\u7bc4\u56f2<\/td>\n<td style=\"padding: 8px;\">\u3088\u308a\u5e83\u7bc4\u56f2\u304b\u3064\u9ad8\u6a5f\u80fd<\/td>\n<td style=\"padding: 8px;\">\u3088\u308a\u4f4e\u6a5f\u80fd\u304b\u3064\u9650\u5b9a\u7684<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">\u906e\u65ad\u5bb9\u91cf<\/td>\n<td style=\"padding: 8px;\">\u4e00\u822c\u7684\u306b\u9ad8\u3044<\/td>\n<td style=\"padding: 8px;\">\u4e00\u822c\u7684\u306b\u4f4e\u3044<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">\u30c8\u30ea\u30c3\u30d7\u8a2d\u5b9a\u306e\u67d4\u8edf\u6027<\/td>\n<td style=\"padding: 8px;\">\u3057\u3070\u3057\u3070\u3088\u308a\u5e83\u3044<\/td>\n<td style=\"padding: 8px;\">\u901a\u5e38\u306f\u3088\u308a\u30b7\u30f3\u30d7\u30eb<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n<td style=\"padding: 8px;\">\u696d\u52d9\u7528\u304a\u3088\u3073\u7523\u696d\u7528\u914d\u96fb<\/td>\n<td style=\"padding: 8px;\">\u4f4f\u5b85\u7528\u304a\u3088\u3073\u8efd\u8ca0\u8377\u5206\u5c90\u56de\u8def<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5b9f\u7528\u7684\u306a\u30dd\u30a4\u30f3\u30c8\u306f\u30b7\u30f3\u30d7\u30eb\u3067\u3059\u3002<\/p>\n<ul>\n<li>\u9078\u629e\u3059\u308b <a href=\"https:\/\/test.viox.com\/ja\/mcb\/\">MCB<\/a> \u3088\u308a\u5c0f\u3055\u3044\u6700\u7d42\u56de\u8def\u7528<\/li>\n<li>\u8ca0\u8377\u30ec\u30d9\u30eb\u3001\u6545\u969c\u30ec\u30d9\u30eb\u3001\u307e\u305f\u306f\u4fdd\u8b77\u306e\u67d4\u8edf\u6027\u304c\u305d\u306e\u7bc4\u56f2\u3092\u8d85\u3048\u308b\u5834\u5408\u306f\u3001MCCB\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<p>\u5c02\u7528\u306e\u6bd4\u8f03\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/test.viox.com\/ja\/mccb-vs-mcb\/\">MCCB\u3068MCB\u306e\u6bd4\u8f03<\/a>.<\/p>\n<h2>MCCB\u306e\u9078\u3073\u65b9\uff1a\u9ad8\u30ec\u30d9\u30eb\u306e\u9078\u629e\u30ed\u30b8\u30c3\u30af<\/h2>\n<p>\u3053\u306e\u30da\u30fc\u30b8\u3067\u306f\u3001\u8aad\u8005\u306b\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u63d0\u4f9b\u3057\u3001\u8a73\u7d30\u306a\u30b5\u30a4\u30b8\u30f3\u30b0\u306f\u5c02\u9580\u30ac\u30a4\u30c9\u306b\u59d4\u306d\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p>\u5927\u307e\u304b\u306b\u8a00\u3063\u3066\u3001MCCB\u306e\u9078\u629e\u306f\u4ee5\u4e0b\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li>\u8ca0\u8377\u96fb\u6d41<\/li>\n<li>\u30b7\u30b9\u30c6\u30e0\u96fb\u5727<\/li>\n<li>\u6975\u6570<\/li>\n<li>\u5229\u7528\u53ef\u80fd\u306a\u77ed\u7d61\u96fb\u6d41<\/li>\n<li>\u5fc5\u8981\u306a\u906e\u65ad\u5bb9\u91cf<\/li>\n<li>\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u7a2e\u985e<\/li>\n<li>\u30a2\u30af\u30bb\u30b5\u30ea\u304a\u3088\u3073\u5236\u5fa1\u306e\u8981\u4ef6<\/li>\n<li>\u4e0a\u6d41\u304a\u3088\u3073\u4e0b\u6d41\u30c7\u30d0\u30a4\u30b9\u3068\u306e\u9023\u643a<\/li>\n<\/ol>\n<p>\u305d\u308c\u3067\u57fa\u790e\u30da\u30fc\u30b8\u3068\u3057\u3066\u306f\u5341\u5206\u3067\u3059\u3002.<br \/>\n\u8aad\u8005\u304c\u3059\u3067\u306b\u5b9f\u969b\u306e\u30d1\u30cd\u30eb\u306e\u30b5\u30a4\u30b8\u30f3\u30b0\u3092\u884c\u3063\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u5c02\u7528\u30ac\u30a4\u30c9\u3067\u3088\u308a\u6df1\u304f\u6398\u308a\u4e0b\u3052\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <a href=\"https:\/\/test.viox.com\/ja\/how-to-select-an-mccb-for-a-panel\/\">\u30d1\u30cd\u30eb\u7528MCCB\u306e\u9078\u629e\u65b9\u6cd5<\/a>.<\/p>\n<h2>\u8a2d\u7f6e\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3001\u304a\u3088\u3073\u30c6\u30b9\u30c8\u306e\u57fa\u672c<\/h2>\n<p>MCCB\u306f\u8010\u4e45\u6027\u304c\u3042\u308a\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u624b\u9593\u304c\u304b\u304b\u3089\u306a\u3044\u30c7\u30d0\u30a4\u30b9\u3068\u3057\u3066\u6271\u308f\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u3067\u3059\u304c\u3001\u305d\u308c\u3092\u300c\u6c38\u4e45\u306b\u7121\u8996\u3059\u308b\u300d\u3068\u6df7\u540c\u3059\u3079\u304d\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u201c<\/p>\n<p>\u57fa\u672c\u7684\u306a\u30ec\u30d9\u30eb\u3067\u306f\u3001\u9069\u5207\u306a\u6163\u884c\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u6b63\u3057\u3044\u5c0e\u4f53\u3068\u7aef\u5b50\u306e\u30de\u30c3\u30c1\u30f3\u30b0<\/li>\n<li>\u9069\u5207\u306a\u30c8\u30eb\u30af\u306e\u9069\u7528<\/li>\n<li>\u8ca0\u8377\u3055\u308c\u305f\u63a5\u7d9a\u90e8\u306e\u71b1\u691c\u67fb<\/li>\n<li>\u640d\u50b7\u307e\u305f\u306f\u904e\u71b1\u306e\u76ee\u8996\u691c\u67fb<\/li>\n<li>\u8a2d\u7f6e\u306b\u9069\u3057\u305f\u5b9a\u671f\u7684\u306a\u6a5f\u80fd\u30c1\u30a7\u30c3\u30af<\/li>\n<\/ul>\n<p>\u96fb\u5b50\u5f0f\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u3092\u5099\u3048\u305f\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u5834\u5408\u3001\u30c6\u30b9\u30c8\u3068\u691c\u8a3c\u306f\u5358\u7d14\u306a\u6a5f\u68b0\u7684\u30c1\u30a7\u30c3\u30af\u3092\u8d85\u3048\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u9069\u5207\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u8a08\u753b\u306f\u3001\u4ee5\u4e0b\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u8ca0\u8377<\/li>\n<li>\u6545\u969c\u5c65\u6b74<\/li>\n<li>\u30b7\u30b9\u30c6\u30e0\u306e\u91cd\u8981\u6027<\/li>\n<li>\u30e1\u30fc\u30ab\u30fc\u306e\u30ac\u30a4\u30c0\u30f3\u30b9<\/li>\n<\/ul>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u30c6\u30b9\u30c8\u304c\u91cd\u8981\u3067\u3042\u308b\u3053\u3068\u3092\u78ba\u7acb\u3059\u308b\u3060\u3051\u3067\u6e08\u307f\u307e\u3059\u3002\u5c02\u7528\u306e\u30c6\u30b9\u30c8\u30da\u30fc\u30b8\u306b\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n<h2>MCCB\u306b\u95a2\u3059\u308b\u3088\u304f\u3042\u308b\u9593\u9055\u3044<\/h2>\n<h3>1. \u5b9a\u683c\u96fb\u6d41\u306e\u307f\u3092\u9078\u629e\u8981\u7d20\u3068\u3057\u3066\u6271\u3046<\/h3>\n<p>\u5b9a\u683c\u96fb\u6d41\u306f\u91cd\u8981\u3067\u3059\u304c\u3001\u906e\u65ad\u5bb9\u91cf\u3001\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u7a2e\u985e\u3001\u307e\u305f\u306f\u5354\u8abf\u304c\u4e0d\u9069\u5207\u306a\u5834\u5408\u3001MCCB\u306f\u4f9d\u7136\u3068\u3057\u3066\u9593\u9055\u3063\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>2. MCB\u3067\u5341\u5206\u306a\u5834\u5408\u306bMCCB\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p>\u904e\u5270\u306a\u4fdd\u8b77\u306f\u3001\u5b9f\u969b\u306e\u4fa1\u5024\u3092\u8ffd\u52a0\u305b\u305a\u306b\u4e88\u7b97\u3068\u30b9\u30da\u30fc\u30b9\u3092\u6d6a\u8cbb\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>3. MCCB\u304c\u5fc5\u8981\u306a\u5834\u5408\u306bMCB\u3092\u4f7f\u7528\u3059\u308b<\/h3>\n<p>\u3053\u308c\u306f\u53cd\u5bfe\u306e\u30a8\u30e9\u30fc\u3067\u3042\u308a\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u3088\u308a\u5371\u967a\u306a\u30a8\u30e9\u30fc\u3067\u3059\u3002\u3088\u308a\u9ad8\u3044\u6545\u969c\u8ca0\u8377\u3001\u3088\u308a\u5927\u304d\u306a\u4e3b\u5e79\u56de\u8def\u3001\u304a\u3088\u3073\u3088\u308a\u8981\u6c42\u306e\u53b3\u3057\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001MCCB\u30ec\u30d9\u30eb\u306e\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n<h3>4. \u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u6280\u8853\u3092\u7121\u8996\u3059\u308b<\/h3>\n<p>\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u9078\u629e\u306f\u3001\u4fdd\u8b77\u6027\u80fd\u3060\u3051\u3067\u306a\u304f\u3001\u8abf\u6574\u53ef\u80fd\u6027\u3068\u9078\u629e\u6027\u306b\u3082\u5f71\u97ff\u3057\u307e\u3059\u3002.<\/p>\n<h3>5. \u30cd\u30fc\u30e0\u30d7\u30ec\u30fc\u30c8\u306e\u78ba\u8a8d\u3092\u30b9\u30ad\u30c3\u30d7\u3059\u308b<\/h3>\n<p>\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u30e9\u30d9\u30eb\u304c\u5b8c\u5168\u306b\u7406\u89e3\u3055\u308c\u3066\u3044\u306a\u3044\u305f\u3081\u306b\u3001\u591a\u304f\u306e\u9078\u629e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u906e\u65ad\u5bb9\u91cf\u3001\u30d5\u30ec\u30fc\u30e0\u3001\u304a\u3088\u3073\u30c8\u30ea\u30c3\u30d7\u306e\u8a73\u7d30\u304c\u3059\u3079\u3066\u91cd\u8981\u3067\u3059\u3002.<\/p>\n<h2>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3>\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc\uff08MCCB\uff09\u306f\u3001\u30e2\u30fc\u30eb\u30c9\u7d76\u7e01\u30b1\u30fc\u30b9\u306b\u53ce\u7d0d\u3055\u308c\u305f\u4f4e\u5727\u904e\u96fb\u6d41\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3067\u3059\u3002\u96fb\u6d41\u30ec\u30d9\u30eb\u3001\u6545\u969c\u5bb9\u91cf\u3001\u307e\u305f\u306f\u30c8\u30ea\u30c3\u30d7\u306e\u67d4\u8edf\u6027\u304c\u30df\u30cb\u30c1\u30e5\u30a2\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u5b9f\u7528\u7bc4\u56f2\u3092\u8d85\u3048\u308b\u30d5\u30a3\u30fc\u30c0\u30fc\u3084\u9ad8\u8ca0\u8377\u5206\u5c90\u56de\u8def\u306e\u4fdd\u8b77\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n<h3>MCCB\u3068MCB\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>MCCB\u306f\u4e00\u822c\u7684\u306b\u3001\u3088\u308a\u5927\u304d\u306a\u56de\u8def\u3001\u3088\u308a\u9ad8\u3044\u6545\u969c\u30ec\u30d9\u30eb\u3001\u304a\u3088\u3073\u3088\u308a\u8981\u6c42\u306e\u53b3\u3057\u3044\u4fdd\u8b77\u7fa9\u52d9\u306b\u4f7f\u7528\u3055\u308c\u308b\u4e00\u65b9\u3001MCB\u306f\u901a\u5e38\u3001\u3088\u308a\u5358\u7d14\u306a\u4fdd\u8b77\u8981\u4ef6\u3092\u6301\u3064\u3088\u308a\u5c0f\u3055\u306a\u6700\u7d42\u56de\u8def\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n<h3>MCCB\u306e\u5185\u90e8\u69cb\u9020\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u4e00\u822c\u7684\u306aMCCB\u306f\u3001\u30e2\u30fc\u30eb\u30c9\u7d76\u7e01\u30b1\u30fc\u30b9\u3001\u56fa\u5b9a\u63a5\u70b9\u3068\u53ef\u52d5\u63a5\u70b9\u3001\u64cd\u4f5c\u6a5f\u69cb\u3001\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u3001\u30a2\u30fc\u30af\u5236\u5fa1\u90e8\u54c1\u3001\u7aef\u5b50\u3001\u305d\u3057\u3066\u591a\u304f\u306e\u5834\u5408\u3001\u88dc\u52a9\u63a5\u70b9\u3084\u30b7\u30e3\u30f3\u30c8\u30c8\u30ea\u30c3\u30d7\u306a\u3069\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u4ed8\u5c5e\u54c1\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002.<\/p>\n<h3>MCCB\u306f\u3069\u3053\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059\u304b\uff1f<\/h3>\n<p>MCCB\u306f\u3001\u30d5\u30a3\u30fc\u30c0\u30fc\u3001\u6a5f\u68b0\u56de\u8def\u3001\u5206\u96fb\u76e4\u3001\u304a\u3088\u3073\u3088\u308a\u5927\u304d\u306a\u5206\u5c90\u56de\u8def\u3092\u542b\u3080\u3001\u4f4e\u96fb\u5727\u306e\u5546\u696d\u304a\u3088\u3073\u7523\u696d\u7528\u914d\u96fb\u30b7\u30b9\u30c6\u30e0\u3067\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n<h3>MCCB\u306b\u304a\u3051\u308bIcu\u3068Ics\u306f\u4f55\u3092\u610f\u5473\u3057\u307e\u3059\u304b\uff1f<\/h3>\n<p>\u3053\u308c\u3089\u306f\u906e\u65ad\u5bb9\u91cf\u306b\u95a2\u9023\u3059\u308b\u5b9a\u683c\u3067\u3042\u308a\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u5229\u7528\u53ef\u80fd\u306a\u77ed\u7d61\u96fb\u6d41\u304a\u3088\u3073\u30b7\u30b9\u30c6\u30e0\u3067\u4e88\u60f3\u3055\u308c\u308b\u4f7f\u7528\u72b6\u6cc1\u306b\u9069\u3057\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u3092\u5224\u65ad\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002.<\/p>\n<h3>\u3059\u3079\u3066\u306eMCCB\u304c\u96fb\u5b50\u5f0f\u3067\u3059\u304b\uff1f<\/h3>\n<p>MCCB\u306b\u306f\u3001\u7528\u9014\u3084\u88fd\u54c1\u30d5\u30a1\u30df\u30ea\u30fc\u306b\u5fdc\u3058\u3066\u3001\u71b1\u78c1\u6c17\u5f0f\u307e\u305f\u306f\u96fb\u5b50\u5f0f\u306e\u30c8\u30ea\u30c3\u30d7\u6280\u8853\u304c\u4f7f\u7528\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>\u9069\u5207\u306aMCCB\u306f\u3069\u306e\u3088\u3046\u306b\u9078\u5b9a\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u9069\u5207\u306aMCCB\uff08\u914d\u7dda\u7528\u906e\u65ad\u5668\uff09\u3092\u9078\u5b9a\u3059\u308b\u306b\u306f\u3001\u8a2d\u7f6e\u5834\u6240\u306e\u96fb\u6d41\u3001\u96fb\u5727\u3001\u6975\u6570\u3001\u77ed\u7d61\u96fb\u6d41\u3001\u906e\u65ad\u5bb9\u91cf\u3001\u30c8\u30ea\u30c3\u30d7\u30e6\u30cb\u30c3\u30c8\u306e\u7a2e\u985e\u3001\u304a\u3088\u3073\u5354\u8abf\u8981\u4ef6\u3092\u7167\u5408\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u6700\u3082\u660e\u78ba\u306a\u7b54\u3048\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f <code>\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc\u3068\u306f<\/code>, \u3001\u305d\u308c\u306f\u3053\u308c\u3067\u3059\uff1a<\/p>\n<p><strong>MCCB\u306f\u3001\u96fb\u6d41\u30ec\u30d9\u30eb\u3001\u6545\u969c\u30ec\u30d9\u30eb\u3001\u307e\u305f\u306f\u30c8\u30ea\u30c3\u30d7\u306e\u67d4\u8edf\u6027\u304c\u30df\u30cb\u30c1\u30e5\u30a2\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u901a\u5e38\u306e\u52d5\u4f5c\u7bc4\u56f2\u3092\u8d85\u3048\u308b\u3001\u4e3b\u5e79\u56de\u8def\u304a\u3088\u3073\u9ad8\u8ca0\u8377\u5206\u5c90\u56de\u8def\u7528\u306e\u4f4e\u96fb\u5727\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3067\u3059\u3002.<\/strong><\/p>\n<p>\u305d\u308c\u304c\u3001\u3053\u306e\u30da\u30fc\u30b8\u304c\u4ee5\u4e0b\u3068\u306f\u5225\u306b\u5b58\u5728\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u7406\u7531\u3067\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<ul>\n<li>\u30e1\u30a4\u30f3\u63a5\u70b9 <a href=\"https:\/\/test.viox.com\/ja\/mccb\/\">MCCB\u88fd\u54c1\u30da\u30fc\u30b8<\/a><\/li>\n<li>\u30e1\u30a4\u30f3\u63a5\u70b9 <a href=\"https:\/\/test.viox.com\/ja\/mccb-vs-mcb\/\">MCCB\u3068MCB\u306e\u6bd4\u8f03\u30da\u30fc\u30b8<\/a><\/li>\n<li>\u30e1\u30a4\u30f3\u63a5\u70b9 <a href=\"https:\/\/test.viox.com\/ja\/how-to-select-an-mccb-for-a-panel\/\">MCCB\u9078\u5b9a\u30ac\u30a4\u30c9<\/a><\/li>\n<li>\u30e1\u30a4\u30f3\u63a5\u70b9 <a href=\"https:\/\/test.viox.com\/ja\/mccb-full-form-molded-case-circuit-breaker\/\">MCCB\u306e\u30d5\u30eb\u30d5\u30a9\u30fc\u30e0\u30da\u30fc\u30b8<\/a><\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<\/div>\n<div class=\"simg-pop-btn\" style=\"top: 5915.77px; left: 54.0078px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 5915.77px; left: 54.0078px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 79.8281px; left: 54.0078px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 79.8281px; left: 54.0078px; display: none;\"><\/div>\n<div class=\"simg-pop-btn\" style=\"top: 79.8281px; left: 54.0078px; display: none;\"><\/div>","protected":false},"excerpt":{"rendered":"<p>Direct Answer A heavy-duty molded case circuit breaker (MCCB) safely installed within a low-voltage industrial distribution panel, ready to protect distribution equipment. A molded case circuit breaker (MCCB) is a low-voltage circuit breaker used to protect feeders, larger branch circuits, machinery supplies, and distribution equipment against overloads and short circuits. Compared with a smaller MCB, an MCCB typically offers a higher current range, higher breaking capacity, and more flexible trip-unit options for commercial and industrial power systems. In practical terms, an MCCB sits in the middle of the low-voltage protection hierarchy: MCB for smaller final circuits MCCB for larger feeders and higher-duty branch protection ACB for the highest-current low-voltage switchboard [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":7121,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-7120","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts\/7120","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/comments?post=7120"}],"version-history":[{"count":4,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts\/7120\/revisions"}],"predecessor-version":[{"id":23291,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts\/7120\/revisions\/23291"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/media\/7121"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/media?parent=7120"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/categories?post=7120"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/tags?post=7120"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}