{"id":20257,"date":"2025-11-18T23:16:49","date_gmt":"2025-11-18T15:16:49","guid":{"rendered":"https:\/\/viox.com\/?p=20257"},"modified":"2025-11-18T23:17:25","modified_gmt":"2025-11-18T15:17:25","slug":"nec-vs-iec-terminology-correspondence","status":"publish","type":"post","link":"https:\/\/test.viox.com\/ja\/nec-vs-iec-terminology-correspondence\/","title":{"rendered":"NEC\u3068IEC\uff1a\u4e3b\u8981\u7528\u8a9e\u5bfe\u5fdc\u8868"},"content":{"rendered":"<div class=\"product-intro\">\n<p>\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u304b\u3089\u30e1\u30fc\u30eb\u304c\u5c4a\u304d\u3001\u300cNEC\u306b\u57fa\u3065\u304fGFCI\u4fdd\u8b77\u3092\u3054\u5e0c\u671b\u3067\u3059\u304b\u3001\u305d\u308c\u3068\u3082IEC 61009\u306b\u57fa\u3065\u304fRCD\u4fdd\u8b77\u3092\u3054\u5e0c\u671b\u3067\u3059\u304b\uff1f\u300d\u3068\u554f\u3044\u5408\u308f\u305b\u304c\u3042\u308a\u307e\u3057\u305f\u3002\u30d1\u30cd\u30eb\u306e\u4ed5\u69d8\u3092\u534a\u5206\u307e\u3067\u9032\u3081\u3066\u3044\u305f\u3068\u3053\u308d\u3067\u3059\u3002\u201c<\/p>\n<p>\u753b\u9762\u3092\u898b\u3064\u3081\u307e\u3059\u3002\u3053\u308c\u3089\u306f\u540c\u3058\u3082\u306e\u3067\u306f\u306a\u3044\u306e\u3067\u3059\u304b\uff1f<\/p>\n<p>\u305d\u3046\u3067\u3059\u3002\u3042\u308b\u610f\u5473\u3067\u306f\u3002\u30c7\u30d0\u30a4\u30b9\u306f\u540c\u3058\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u304c\u3001\u7528\u8a9e\u3001\u898f\u683c\u756a\u53f7\u3001\u5b9a\u683c\u306e\u547d\u540d\u6cd5\u3001\u3055\u3089\u306b\u306f\u30c6\u30b9\u30c8\u30d1\u30e9\u30e1\u30fc\u30bf\u307e\u3067\u7570\u306a\u308a\u307e\u3059\u3002\u7c73\u56fd\u3067\u8a13\u7df4\u3092\u53d7\u3051\u305f\u3042\u306a\u305f\u306e\u982d\u306f\u300cGFCI\u300d\u3068\u8a00\u3044\u307e\u3059\u3002\u56fd\u969b\u7684\u306a\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306b\u306f\u300cRCBO\u300d\u3068\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u30e1\u30ad\u30b7\u30b3\u306e\u30d1\u30cd\u30eb\u30e1\u30fc\u30ab\u30fc\u306f\u3001\u30c6\u30ad\u30b5\u30b9\u306e\u9867\u5ba2\u3068\u30e8\u30fc\u30ed\u30c3\u30d1\u306e\u9867\u5ba2\u306e\u4e21\u65b9\u306b\u30b5\u30fc\u30d3\u30b9\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u3001\u4e21\u65b9\u306e\u7528\u8a9e\u304c\u5fc5\u8981\u3067\u3059\u30021\u3064\u306e\u30c7\u30d0\u30a4\u30b9\u30022\u3064\u306e\u8a00\u8a9e\u3002\u305d\u3057\u3066\u3001\u4ed5\u69d8\u66f8\u3067\u3053\u308c\u3089\u3092\u6df7\u540c\u3059\u308b\u3068\u3001\u9593\u9055\u3063\u305f\u6a5f\u5668\u3001\u6df7\u4e71\u3057\u305f\u898b\u7a4d\u3082\u308a\u3001\u307e\u305f\u306f\u5168\u54e1\u304c\u5b9f\u969b\u306b\u4f55\u3092\u610f\u5473\u3057\u305f\u306e\u304b\u3092\u660e\u78ba\u306b\u3059\u308b\u305f\u3081\u306e3\u9031\u9593\u306e\u9045\u5ef6\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u306f\u3001\u3042\u306a\u305f\u306e\u89e3\u8aad\u30ea\u30f3\u30b0\u3067\u3059\u3002NEC\uff08\u7c73\u56fd\u3067\u4e3b\u6d41\u306e\u7c73\u56fd\u96fb\u6c17\u5de5\u4e8b\u898f\u7a0b\uff09\u3068IEC\uff08\u56fd\u969b\u96fb\u6c17\u6a19\u6e96\u4f1a\u8b70\u3001\u307b\u307c\u3059\u3079\u3066\u306e\u5834\u6240\u3067\u4f7f\u7528\uff09\u306e\u9593\u306e\u4e3b\u8981\u306a\u5bfe\u5fdc\u95a2\u4fc2\u3092\u30de\u30c3\u30d4\u30f3\u30b0\u3057\u3001\u7ffb\u8a33\u30a8\u30e9\u30fc\u306a\u3057\u306b\u5e02\u5834\u5168\u4f53\u3067\u6a5f\u5668\u3092\u4ed5\u69d8\u5316\u3001\u8abf\u9054\u3001\u8a2d\u7f6e\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002.<\/p>\n<h2>\u3053\u306e\u7528\u8a9e\u306e\u5bfe\u5fdc\u304c\u91cd\u8981\u306a\u7406\u7531<\/h2>\n<p>\u3053\u308c\u306f\u5b66\u8853\u7684\u306a\u5c41\u7406\u5c48\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u56fd\u5883\u3092\u8d8a\u3048\u3066\u4f5c\u696d\u3059\u308b\u5834\u5408\uff08\u56fd\u969b\u7684\u306a\u30e1\u30fc\u30ab\u30fc\u304b\u3089\u6a5f\u5668\u3092\u8abf\u9054\u3057\u305f\u308a\u3001\u591a\u56fd\u7c4d\u65bd\u8a2d\u5411\u3051\u306e\u30d1\u30cd\u30eb\u3092\u8a2d\u8a08\u3057\u305f\u308a\u3001\u7c73\u56fd\u304a\u3088\u3073\u7c73\u56fd\u4ee5\u5916\u306e\u8a2d\u7f6e\u306b\u307e\u305f\u304c\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u3064\u3044\u3066\u30b3\u30f3\u30b5\u30eb\u30c6\u30a3\u30f3\u30b0\u3092\u884c\u3063\u305f\u308a\u3059\u308b\u5834\u5408\uff09\u3001\u7528\u8a9e\u306e\u4e0d\u4e00\u81f4\u306f\u5b9f\u969b\u306e\u30b3\u30b9\u30c8\u3092\u751f\u307f\u51fa\u3057\u307e\u3059\u3002.<\/p>\n<p><strong>\u4ed5\u69d8\u30a8\u30e9\u30fc\uff1a<\/strong> \u30e8\u30fc\u30ed\u30c3\u30d1\u306e\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u306b\u9001\u4fe1\u3055\u308c\u305f\u4ed5\u69d8\u66f8\u306b\u300cGFCI\u300d\u3068\u8a18\u8ff0\u3057\u307e\u3059\u3002\u5f7c\u3089\u306f\u3001 <a href=\"https:\/\/test.viox.com\/ja\/rccb\/\">RCCB<\/a> \uff08\u904e\u96fb\u6d41\u4fdd\u8b77\u306e\u306a\u3044\u6b8b\u7559\u96fb\u6d41\u56de\u8def\u906e\u65ad\u5668\uff09\u3092\u898b\u7a4d\u3082\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u5f7c\u3089\u306e\u30ab\u30bf\u30ed\u30b0\u3067\u6700\u3082\u8fd1\u3044\u4e00\u81f4\u3067\u3042\u308b\u305f\u3081\u3067\u3059\u3002RCBO\uff08\u7d71\u5408\u3055\u308c\u305f\u904e\u96fb\u6d41\u4fdd\u8b77\u4ed8\u304d\uff09\u304c\u5fc5\u8981\u3067\u3057\u305f\u3002\u30d1\u30cd\u30eb\u304c\u5230\u7740\u3057\u3001\u4fdd\u8b77\u30b9\u30ad\u30fc\u30e0\u304c\u4e0d\u5b8c\u5168\u3067\u3059\u3002\u518d\u6ce8\u6587\u3001\u518d\u767a\u9001\u3001\u9045\u5ef6\u3002.<\/p>\n<p><strong>\u8abf\u9054\u306e\u6df7\u4e71\uff1a<\/strong> \u3042\u306a\u305f\u306e\u8abf\u9054\u30c1\u30fc\u30e0\u306f\u3001\u30a2\u30b8\u30a2\u306e\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u304b\u3089\u300cIP65\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u300d\u3067\u7d20\u6674\u3089\u3057\u3044\u4fa1\u683c\u3092\u898b\u3064\u3051\u307e\u3059\u3002NEC\u30d9\u30fc\u30b9\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4ed5\u69d8\u3067\u306f\u3001NEMA 4X\uff08\u8010\u8150\u98df\u6027\u3001\u30db\u30fc\u30b9\u30c0\u30a6\u30f3\u4fdd\u8b77\uff09\u304c\u8981\u6c42\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u3053\u308c\u3089\u306f\u540c\u7b49\u3067\u3059\u304b\uff1f\u305d\u3046\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002NEMA 4X\u306b\u306f\u3001IP65\u304c\u30ab\u30d0\u30fc\u3057\u3066\u3044\u306a\u3044\u8ffd\u52a0\u306e\u8010\u8150\u98df\u6027\u30c6\u30b9\u30c8\u3068\u30db\u30fc\u30b9\u30c0\u30a6\u30f3\u8981\u4ef6\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u3089\u3092\u8a2d\u7f6e\u3059\u308b\u3068\u30016\u304b\u6708\u5f8c\u306b\u306f\u6cbf\u5cb8\u306e\u5869\u6c34\u5674\u9727\u304c\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306e\u30ac\u30b9\u30b1\u30c3\u30c8\u3092\u8150\u98df\u3055\u305b\u307e\u3059\u30021\u3064\u306e\u5b9a\u683c\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u5225\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u76f4\u63a5\u5909\u63db\u3055\u308c\u307e\u305b\u3093\u3002.<\/p>\n<p><strong>\u898f\u683c\u6e96\u62e0\u306e\u30ae\u30e3\u30c3\u30d7\uff1a<\/strong> \u8acb\u8ca0\u696d\u8005\u306f\u3001IEC 60947-2\u3092 <a href=\"https:\/\/test.viox.com\/ja\/mccb\/\">MCCB<\/a> \u7c73\u56fd\u306e\u65bd\u8a2d\u306b\u8a2d\u7f6e\u3057\u3001\u300c\u56de\u8def\u906e\u65ad\u5668\u300d\u306f\u3069\u3053\u3067\u3082\u540c\u3058\u610f\u5473\u3067\u3042\u308b\u3068\u60f3\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002AHJ\uff08\u7ba1\u8f44\u5f53\u5c40\uff09\u306f\u3001NEC\u8981\u4ef6\u306b\u5f93\u3063\u3066UL 489\u306b\u30ea\u30b9\u30c8\u3055\u308c\u305f\u906e\u65ad\u5668\u3092\u8981\u6c42\u3057\u307e\u3059\u3002IEC 60947-2\u906e\u65ad\u5668\u306fUL\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u691c\u67fb\u306f\u5931\u6557\u3057\u307e\u3059\u3002\u518d\u4f5c\u696d\u3001\u4ea4\u63db\u3001\u8ab0\u304c\u652f\u6255\u3046\u304b\u306b\u3064\u3044\u3066\u306e\u8b70\u8ad6\u3002.<\/p>\n<p><strong>\u89e3\u8aad\u30ea\u30f3\u30b0\u306e\u554f\u984c<\/strong>\u2014\u3042\u308b\u30b7\u30b9\u30c6\u30e0\u306b\u7cbe\u901a\u3057\u3066\u3044\u308b\u304c\u3001\u5225\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u8aad\u307f\u66f8\u304d\u304c\u3067\u304d\u306a\u3044\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u3001\u8aa4\u3063\u305f\u4ed5\u69d8\u3001\u8abf\u9054\u306e\u9045\u5ef6\u3001\u304a\u3088\u3073\u7c21\u5358\u306a\u7528\u8a9e\u7ffb\u8a33\u3067\u56de\u907f\u3067\u304d\u305f\u306f\u305a\u306e\u73fe\u5834\u3067\u306e\u6545\u969c\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002\u305d\u308c\u304c\u3053\u306e\u30ac\u30a4\u30c9\u304c\u4fee\u6b63\u3059\u308b\u3053\u3068\u3067\u3059\u3002.<\/p>\n<h2>5\u3064\u306e\u4e3b\u8981\u306a\u7528\u8a9e\u30ab\u30c6\u30b4\u30ea<\/h2>\n<p>NEC-IEC\u306e\u5206\u5272\u306f\u30015\u3064\u306e\u5927\u304d\u306a\u9818\u57df\u306b\u73fe\u308c\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306b\u72ec\u81ea\u306e\u5bfe\u5fdc\u30eb\u30fc\u30eb\u3068\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li><strong>\u56de\u8def\u4fdd\u8b77\u88c5\u7f6e<\/strong> \uff08GFCI\u5bfeRCD\u3001AFCI\u5bfeAFDD\u3001\u906e\u65ad\u5668\u30d5\u30a1\u30df\u30ea\u30fc\uff09<\/li>\n<li><strong>\u96fb\u6c17\u7684\u5b9a\u683c<\/strong> \uff08\u96fb\u5727\u3001\u96fb\u6d41\u3001\u906e\u65ad\u5bb9\u91cf\u306e\u547d\u540d\u6cd5\uff09<\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/nema-enclosure-ratings-guide\/\"><strong>\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u4fdd\u8b77\u7b49\u7d1a<\/strong><\/a> (<a href=\"https:\/\/test.viox.com\/ja\/what-is-nema\/\">\u30cd\u30de<\/a> \u30bf\u30a4\u30d7\u5bfeIP\u30b3\u30fc\u30c9\uff09<\/li>\n<li><strong>\u63a5\u5730\u5bfe\u30a2\u30fc\u30b9\u306e\u8a00\u8a9e<\/strong> \uff08EGC\u5bfePE\u5c0e\u4f53\uff09<\/li>\n<li><strong>\u898f\u683c\u756a\u53f7\u30b7\u30b9\u30c6\u30e0<\/strong> \uff08NEC\u6761\u9805\u5bfeIEC\u898f\u683c\u30b7\u30ea\u30fc\u30ba\uff09<\/li>\n<\/ol>\n<p>\u5bfe\u5fdc\u8868\u3068\u5b9f\u7528\u7684\u306a\u89e3\u8aad\u30eb\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u305d\u308c\u305e\u308c\u306b\u53d6\u308a\u7d44\u307f\u307e\u3059\u3002.<\/p>\n<figure><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-20259\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/NEC-to-IEC-terminology-translation-overview.webp\" alt=\"NEC-to-IEC terminology translation overview\" width=\"800\" height=\"450\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/NEC-to-IEC-terminology-translation-overview.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/NEC-to-IEC-terminology-translation-overview-300x169.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/NEC-to-IEC-terminology-translation-overview-768x432.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/NEC-to-IEC-terminology-translation-overview-18x10.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/NEC-to-IEC-terminology-translation-overview-600x338.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n<figure><figcaption><em>\u56f31\uff1aNEC\u304b\u3089IEC\u3078\u306e\u7528\u8a9e\u7ffb\u8a33\u306e\u6982\u8981\u3002\u30b7\u30b9\u30c6\u30e0\u9593\u306e\u4ed5\u69d8\u306e\u89e3\u8aad\u30ea\u30f3\u30b0\u2014\u7c73\u56fd\u306e\u7528\u8a9e\uff08\u5de6\uff09\u306f\u3001\u8907\u6570\u306e\u7570\u306a\u308bIEC\u30c7\u30d0\u30a4\u30b9\u30d5\u30a1\u30df\u30ea\u30fc\uff08\u53f3\uff09\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3055\u308c\u3001\u305d\u308c\u305e\u308c\u304c\u7570\u306a\u308b\u898f\u683c\u306b\u3088\u3063\u3066\u7ba1\u7406\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5bfe\u5fdc\u95a2\u4fc2\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u3067\u3001\u4ed5\u69d8\u30a8\u30e9\u30fc\u3001\u8abf\u9054\u306e\u9045\u5ef6\u3001\u304a\u3088\u3073\u6a5f\u5668\u306e\u975e\u4e92\u63db\u6027\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/em><\/figcaption><\/figure>\n<h2>\u30ab\u30c6\u30b4\u30ea1\uff1a\u56de\u8def\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9<\/h2>\n<p>\u3053\u3053\u3067\u6700\u3082\u6df7\u4e71\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u7c73\u56fd\u3067\u306f\u3001\u300cGFCI\u300d\u3084\u300c\u56de\u8def\u906e\u65ad\u5668\u300d\u306a\u3069\u306e\u5305\u62ec\u7684\u306a\u7528\u8a9e\u304c\u4f7f\u7528\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u308c\u305e\u308c\u306b\u72ec\u81ea\u306e\u898f\u683c\u3068\u7bc4\u56f2\u3092\u6301\u3064\u8907\u6570\u306e\u7570\u306a\u308bIEC\u30c7\u30d0\u30a4\u30b9\u30d5\u30a1\u30df\u30ea\u30fc\u306b\u30de\u30c3\u30d4\u30f3\u30b0\u3055\u308c\u307e\u3059\u3002.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"10\">\n<thead>\n<tr>\n<th>NEC\/US\u7528\u8a9e<\/th>\n<th>IEC\u76f8\u5f53\u7528\u8a9e<\/th>\n<th>IEC\u898f\u683c<\/th>\n<th>\u4e3b\u306a\u9055\u3044\u3068\u6ce8\u610f\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>GFCI<\/strong> \uff08\u5730\u7d61\u906e\u65ad\u5668\uff09<\/td>\n<td><strong>RCD<\/strong> \u30d5\u30a1\u30df\u30ea\u30fc<\/td>\n<td>IEC 61008\uff08RCCB\uff09\u3001IEC 61009\uff08RCBO\uff09<\/td>\n<td><strong>RCCB<\/strong> = \u6b8b\u7559\u96fb\u6d41\u56de\u8def\u906e\u65ad\u5668 <em>\u306a\u3057<\/em> \u4e00\u4f53\u578b\u904e\u96fb\u6d41\u4fdd\u8b77\uff08\u611f\u96fb\u4fdd\u8b77\u306e\u307f\uff09\u3002. <strong>\u30a2\u30fc\u30eb\u30b7\u30fc\u30dc<\/strong> = \u6b8b\u7559\u96fb\u6d41\u906e\u65ad\u5668 <em>\u3068<\/em> \u7d71\u5408\u3055\u308c\u305f\u904e\u96fb\u6d41\u4fdd\u8b77\u3002\u7c73\u56fd\u306e\u300cGFCI\u906e\u65ad\u5668\u300d\u2248 IEC RCBO\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>AFCI<\/strong> \uff08\u30a2\u30fc\u30af\u6545\u969c\u906e\u65ad\u5668\uff09<\/td>\n<td><strong>AFDD<\/strong> \uff08\u30a2\u30fc\u30af\u6545\u969c\u691c\u51fa\u30c7\u30d0\u30a4\u30b9\uff09<\/td>\n<td>IEC 62606<\/td>\n<td>\u914d\u7dda\u5185\u306e\u5371\u967a\u306a\u30a2\u30fc\u30af\u6545\u969c\u3092\u691c\u51fa\u3057\u307e\u3059\u3002IEC\u306f\u300c\u691c\u51fa\u30c7\u30d0\u30a4\u30b9\u300d\u306e\u8a00\u8a9e\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u6a5f\u80fd\u306f\u540c\u7b49\u3067\u3059\u3002\u5bdd\u5ba4\/\u30ea\u30d3\u30f3\u30b0\u30a8\u30ea\u30a2\uff08US NEC\uff09\u304a\u3088\u3073\u540c\u69d8\u306e\u30b9\u30da\u30fc\u30b9\uff08\u5bb6\u5ead\u7528\u8a2d\u7f6e\u306eIEC\uff09\u3067\u5fc5\u9808\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc<\/strong> \uff08\u4e00\u822c\uff09<\/td>\n<td><strong>MCB<\/strong> \u307e\u305f\u306f <strong>MCCB\/ACB<\/strong><\/td>\n<td>IEC 60898-1\uff08MCB\uff09\u3001IEC 60947-2\uff08\u7523\u696d\u7528\uff09<\/td>\n<td><strong>MCB<\/strong> \uff08\u5c0f\u578b\u56de\u8def\u906e\u65ad\u5668\uff09IEC 60898-1\u306b\u6e96\u62e0\u3001\u5bb6\u5ead\u7528\/\u6700\u7d42\u56de\u8def\u7528\u3001\u6700\u5927125A\u3001\u4e00\u822c\u306e\u4eba\u304c\u8a2d\u7f6e\u3002. <strong>MCCB\/ACB<\/strong> IEC 60947-2\u306b\u6e96\u62e0\u3001\u7523\u696d\u7528\/\u914d\u96fb\u7528\u3001\u3088\u308a\u9ad8\u3044\u5b9a\u683c\u3001\u719f\u7df4\u3057\u305f\u4eba\u306e\u307f\u304c\u8a2d\u7f6e\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\uff08MCCB\uff09<\/strong><\/td>\n<td><strong>MCCB<\/strong><\/td>\n<td>IEC 60947-2<\/td>\n<td>\u540c\u3058\u7528\u8a9e\u3067\u3059\u304c\u3001IEC 60947-2\u306e\u7bc4\u56f2\u306f\u3088\u308a\u5e83\u3044\u3067\u3059\uff08ACB\u3092\u542b\u3080\uff09\u3002UL 489\u306b\u6e96\u62e0\u3057\u305fUS MCCB\u3002NEC\u8a2d\u7f6e\u306e\u5834\u5408\u306f\u5e38\u306bUL\u30ea\u30b9\u30c8\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002IEC\u6e96\u62e0\u3060\u3051\u3067\u306f\u5341\u5206\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc<\/strong><\/td>\n<td><strong>\u8a2d\u7f6eCB\u306e\u539f\u70b9<\/strong><\/td>\n<td>IEC 60364\uff08\u8a2d\u7f6e\uff09\u3001IEC 60947-2<\/td>\n<td>IEC\u306f\u3001\u305d\u308c\u3092\u300c\u8a2d\u7f6e\u306e\u539f\u70b9\u300d\u306b\u3042\u308b\u906e\u65ad\u5668\u3068\u547c\u3073\u307e\u3059\u3002\u6a5f\u80fd\u306f\u540c\u3058\u3067\u3059\u2014\u30d1\u30cd\u30eb\u307e\u305f\u306f\u30b5\u30d6\u30d1\u30cd\u30eb\u5168\u4f53\u306e\u30e1\u30a4\u30f3\u906e\u65ad\u304a\u3088\u3073\u904e\u96fb\u6d41\u4fdd\u8b77\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5206\u5c90\u56de\u8def\u906e\u65ad\u5668<\/strong><\/td>\n<td><strong>\u6700\u7d42\u56de\u8def\u906e\u65ad\u5668<\/strong><\/td>\n<td>IEC 60898-1\u3001IEC 60364<\/td>\n<td>US\u300c\u5206\u5c90\u56de\u8def\u300d= IEC\u300c\u6700\u7d42\u56de\u8def\u300d\u3002\u500b\u3005\u306e\u8ca0\u8377\u307e\u305f\u306f\u30b3\u30f3\u30bb\u30f3\u30c8\u56de\u8def\u3092\u4fdd\u8b77\u3059\u308b\u906e\u65ad\u5668\u3002\u7528\u8a9e\u306e\u4ea4\u63db\u3001\u540c\u3058\u6a5f\u80fd\u3002.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Pro\u30c1\u30c3\u30d7#1:<\/strong> <em>\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3092\u56fd\u969b\u7684\u306b\u8abf\u9054\u3059\u308b\u5834\u5408\u306f\u3001\u6a5f\u80fd\uff08\u300c\u904e\u96fb\u6d41\u4ed8\u304d\u6b8b\u7559\u96fb\u6d41\u4fdd\u8b77\u300d\uff09\u3068IEC\u7528\u8a9e\uff08\u300cIEC 61009\u306b\u6e96\u62e0\u3057\u305fRCBO\u300d\uff09\u306e\u4e21\u65b9\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u300cGFCI\u300d\u3060\u3051\u306b\u983c\u3089\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u2014\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u306f\u660e\u78ba\u5316\u3092\u6c42\u3081\u3001\u30e1\u30fc\u30eb\u306e\u3084\u308a\u53d6\u308a\u30671\u9031\u9593\u3092\u7121\u99c4\u306b\u3057\u307e\u3059\u3002.<\/em><\/p>\n<figure><img decoding=\"async\" class=\"alignnone size-full wp-image-20260\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/RCCB-vs-RCBO-functional-difference.webp\" alt=\"RCCB vs RCBO functional difference\" width=\"800\" height=\"450\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/RCCB-vs-RCBO-functional-difference.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/RCCB-vs-RCBO-functional-difference-300x169.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/RCCB-vs-RCBO-functional-difference-768x432.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/RCCB-vs-RCBO-functional-difference-18x10.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/RCCB-vs-RCBO-functional-difference-600x338.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n<figure><figcaption><em>\u56f32\uff1aRCCB\u3068RCBO\u306e\u6a5f\u80fd\u7684\u306a\u9055\u3044\u3002RCCB\uff08IEC 61008\uff09\u306f\u3001\u6b8b\u7559\u96fb\u6d41\u4fdd\u8b77\u306e\u307f\u3092\u63d0\u4f9b\u3057\u307e\u3059\u2014\u904e\u96fb\u6d41\u6a5f\u80fd\u306e\u306a\u3044\u611f\u96fb\u4fdd\u8b77\u3002\u904e\u8ca0\u8377\u4fdd\u8b77\u306b\u306f\u5225\u306e\u906e\u65ad\u5668\u304c\u5fc5\u8981\u3067\u3059\u3002RCBO\uff08IEC 61009\uff09\u306f\u3001\u6b8b\u7559\u96fb\u6d41\u4fdd\u8b77\u3068\u904e\u96fb\u6d41\u4fdd\u8b77\u306e\u4e21\u65b9\u30921\u3064\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u7d71\u5408\u3057\u3001US GFCI\u906e\u65ad\u5668\u3068\u6a5f\u80fd\u7684\u306b\u540c\u7b49\u3067\u3059\u3002\u9593\u9055\u3063\u305f\u3082\u306e\u3092\u6307\u5b9a\u3059\u308b\u3068\u3001\u4fdd\u8b77\u30b9\u30ad\u30fc\u30e0\u304c\u4e0d\u5b8c\u5168\u306b\u306a\u308a\u307e\u3059\u3002.<\/em><\/figcaption><\/figure>\n<h2>\u30ab\u30c6\u30b4\u30ea2\uff1a\u96fb\u6c17\u5b9a\u683c\u306e\u547d\u540d\u6cd5<\/h2>\n<p>\u5b9a\u683c\u30e9\u30d9\u30eb\u306f\u3001\u6bd4\u8f03\u3057\u3088\u3046\u3068\u3059\u308b\u307e\u3067\u4f3c\u3066\u3044\u307e\u3059\u3002NEC\u3067\u8a13\u7df4\u3055\u308c\u305f\u76ee\u306f\u7279\u5b9a\u306e\u5358\u4f4d\u3068\u5f62\u5f0f\u3092\u671f\u5f85\u3057\u307e\u3059\u3002IEC\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306f\u7570\u306a\u308b\u898f\u5247\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u30cb\u30e5\u30a2\u30f3\u30b9\u3092\u898b\u9003\u3059\u3068\u3001\u30aa\u30fc\u30d0\u30fc\u30b9\u30da\u30c3\u30af\uff08\u304a\u91d1\u306e\u7121\u99c4\uff09\u307e\u305f\u306f\u30a2\u30f3\u30c0\u30fc\u30b9\u30da\u30c3\u30af\uff08\u73fe\u5834\u3067\u306e\u6545\u969c\uff09\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"10\">\n<thead>\n<tr>\n<th>\u5b9a\u683c\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\n<th>NEC\/US\u898f\u683c<\/th>\n<th>IEC\u898f\u683c<\/th>\n<th>\u4e3b\u306a\u76f8\u9055\u70b9\u3068\u7ffb\u8a33\u4e0a\u306e\u6ce8\u610f<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u906e\u65ad\u5bb9\u91cf<\/strong><\/td>\n<td><strong>AIC<\/strong> (\u906e\u65ad\u96fb\u6d41\u5bb9\u91cf) kA\u5358\u4f4d<\/td>\n<td><strong>Icn<\/strong> (\u5b9a\u683c\u77ed\u7d61\u906e\u65ad\u5bb9\u91cf) kA\u5358\u4f4d \u307e\u305f\u306f <strong>\u30a4\u30af<\/strong> (\u7a76\u6975\u906e\u65ad\u5bb9\u91cf)<\/td>\n<td>\u7c73\u56fd\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8: \u201c10,000 AIC\u201d \u307e\u305f\u306f \u201c10 kA AIC\u201d\u3002IEC\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8: Icn \u307e\u305f\u306f Icu (kA\u5358\u4f4d)\u3002MCB (IEC 60898-1) \u306e\u5834\u5408\u3001\u5bb9\u91cf\u306f <strong>\u9577\u65b9\u5f62\u306e\u4e2d\u306e\u30a2\u30f3\u30da\u30a2\u6570<\/strong> (\u4f8b: 6000 \u306f 6,000A = 6 kA \u3092\u610f\u5473\u3057\u307e\u3059)\u3002\u7523\u696d\u7528CB (IEC 60947-2) \u306e\u5834\u5408\u3001kA\u5358\u4f4d\u3067\u76f4\u63a5\u8868\u793a\u3055\u308c\u307e\u3059\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5b9a\u683c\u96fb\u5727<\/strong><\/td>\n<td>120V, 240V, 480V (\u7c73\u56fd\u306e\u4e00\u822c\u7684\u306a\u96fb\u5727)<\/td>\n<td>230V, 400V (EU\u306e\u4e00\u822c\u7684\u306a\u96fb\u5727); IEC 60947-2 \u306b\u6e96\u62e0\u3057\u3066\u6700\u5927 1000V AC \u307e\u3067\u306e\u5b9a\u683c<\/td>\n<td>\u7c73\u56fd\u306f 120\/240V \u5358\u76f8\u4f4f\u5b85\u7528\u3001480V \u7523\u696d\u7528\u3092\u4f7f\u7528\u3002IEC \u306f 230\/400V \u4e09\u76f8\u3092\u4f7f\u7528\u3002\u6a5f\u5668\u306e\u5b9a\u683c\u96fb\u5727\u306f\u30b7\u30b9\u30c6\u30e0\u96fb\u5727\u3092\u8d85\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u516c\u79f0\u96fb\u5727\u3068\u6700\u5927\u96fb\u5727 (Ue \u5bfe Uimp) \u306e\u4e21\u65b9\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u73fe\u5728\u306e\u8a55\u4fa1<\/strong><\/td>\n<td>\u30a2\u30f3\u30da\u30a2 (A)\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u30cf\u30f3\u30c9\u30eb\u307e\u305f\u306f\u30e9\u30d9\u30eb\u306b\u8868\u793a<\/td>\n<td>\u30a2\u30f3\u30da\u30a2 (A)\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u306b\u8868\u793a; RCBO\/RCCB \u306f\u6700\u65b0\u306e\u898f\u683c\u306b\u5f93\u3044 \u2264125A \u5b9a\u683c<\/td>\n<td>\u540c\u3058\u5358\u4f4d\u3067\u3059\u304c\u3001\u4ee5\u4e0b\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044 <strong>\u71b1\u52d5\u5f0f\u30c8\u30ea\u30c3\u30d7\u3068\u77ac\u6642\u30c8\u30ea\u30c3\u30d7<\/strong> \u53ef\u5909\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u8a2d\u5b9a\u3002\u7c73\u56fd\u306e\u30d6\u30ec\u30fc\u30ab\u30fc: \u9023\u7d9a\u5b9a\u683c\u3002IEC MCCB: In (\u5b9a\u683c\u96fb\u6d41) \u304a\u3088\u3073\u8a72\u5f53\u3059\u308b\u5834\u5408\u306f\u8abf\u6574\u53ef\u80fd\u306a\u71b1\u52d5\u30c8\u30ea\u30c3\u30d7\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u5b9a\u683c\u5468\u6ce2\u6570<\/strong><\/td>\n<td>60 Hz (\u7c73\u56fd\u306e\u6a19\u6e96)<\/td>\n<td>50 Hz \u307e\u305f\u306f 50\/60 Hz (IEC \u30c7\u30d0\u30a4\u30b9\u306f\u591a\u304f\u306e\u5834\u5408\u30c7\u30e5\u30a2\u30eb\u5b9a\u683c)<\/td>\n<td>\u6700\u65b0\u306e IEC \u30c7\u30d0\u30a4\u30b9\u306e\u307b\u3068\u3093\u3069\u306f 50\/60 Hz \u5b9a\u683c\u3067\u3042\u308b\u305f\u3081\u3001\u76f8\u4e92\u4e92\u63db\u6027\u306f\u4e00\u822c\u7684\u3067\u3059\u3002\u53e4\u3044\u30c7\u30d0\u30a4\u30b9\u306f 50 Hz \u306e\u307f\u306e\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u7c73\u56fd\u306e 60 Hz \u30b7\u30b9\u30c6\u30e0\u306b\u6307\u5b9a\u3059\u308b\u524d\u306b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u6f0f\u96fb (RCD)<\/strong><\/td>\n<td><strong>\u30c8\u30ea\u30c3\u30d7\u96fb\u6d41<\/strong> mA\u5358\u4f4d (\u4f8b: 5 mA, 30 mA)<\/td>\n<td><strong>I\u0394n<\/strong> (\u5b9a\u683c\u6b8b\u7559\u52d5\u4f5c\u96fb\u6d41) mA\u5358\u4f4d<\/td>\n<td>\u540c\u3058\u30d1\u30e9\u30e1\u30fc\u30bf\u3001\u7570\u306a\u308b\u8a18\u53f7\u300230 mA \u306f\u3001\u4e21\u65b9\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u611f\u96fb\u4fdd\u8b77\u306e\u4e00\u822c\u7684\u306a\u95be\u5024\u3067\u3059\u3002IEC \u306f I\u0394n \u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u7c73\u56fd\u306e\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306b\u306f\u300c\u30c8\u30ea\u30c3\u30d7\u96fb\u6d41\u300d\u307e\u305f\u306f\u300c\u611f\u5ea6\u300d\u3068\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u201c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>Pro\u30c1\u30c3\u30d7#2:<\/strong> <em>\u906e\u65ad\u5bb9\u91cf\u3092\u6bd4\u8f03\u3059\u308b\u969b\u306f\u3001IEC MCB \u306e\u8868\u793a\u306e\u7f60\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u9577\u65b9\u5f62\u306e\u4e2d\u306e\u300c6000\u300d\u306f\u30016 \u30a2\u30f3\u30da\u30a2 (6 kA) \u3067\u306f\u306a\u304f\u30016,000 \u30a2\u30f3\u30da\u30a2 (6 kA) \u3092\u610f\u5473\u3057\u307e\u3059\u3002\u7523\u696d\u7528\u30d6\u30ec\u30fc\u30ab\u30fc (IEC 60947-2) \u306f\u3001kA\u5358\u4f4d\u3067\u76f4\u63a5\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3053\u306e2\u3064\u3092\u6df7\u540c\u3059\u308b\u3068\u3001\u5927\u5e45\u306a\u904e\u5c0f\u8a55\u4fa1\u306b\u3064\u306a\u304c\u308a\u3001\u58ca\u6ec5\u7684\u306a\u77ed\u7d61\u6545\u969c\u304c\u767a\u751f\u3057\u307e\u3059\u3002.<\/em><\/p>\n<figure><img decoding=\"async\" class=\"alignnone size-full wp-image-20261\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-IEC-marking-trap-that-causes-catastrophic-under-specification.webp\" alt=\"The IEC marking trap that causes catastrophic under-specification\" width=\"800\" height=\"600\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-IEC-marking-trap-that-causes-catastrophic-under-specification.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-IEC-marking-trap-that-causes-catastrophic-under-specification-300x225.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-IEC-marking-trap-that-causes-catastrophic-under-specification-768x576.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-IEC-marking-trap-that-causes-catastrophic-under-specification-16x12.webp 16w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/The-IEC-marking-trap-that-causes-catastrophic-under-specification-600x450.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n<figure><figcaption><em>\u56f33: \u58ca\u6ec5\u7684\u306a\u904e\u5c0f\u8a55\u4fa1\u3092\u5f15\u304d\u8d77\u3053\u3059 IEC \u306e\u8868\u793a\u306e\u7f60\u3002IEC 60898-1 MCB \u306f\u3001\u9577\u65b9\u5f62\u306e\u4e2d\u306e\u30a2\u30f3\u30da\u30a2\u6570\u3067\u906e\u65ad\u5bb9\u91cf\u3092\u8868\u793a\u3057\u307e\u3059 (\u201c6000\u201d = 6,000A = 6 kA)\u3002\u4e00\u65b9\u3001IEC 60947-2 \u7523\u696d\u7528\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u3001\u5bb9\u91cf\u3092 kA\u5358\u4f4d\u3067\u76f4\u63a5\u8868\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u898f\u683c\u3092\u6df7\u540c\u3059\u308b\u3068\u300110,000 kA \u3092\u5f97\u3066\u3044\u308b\u3068\u601d\u3063\u3066\u3044\u305f\u306e\u306b 10 kA \u306e\u30d6\u30ec\u30fc\u30ab\u30fc\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u3001\u77ed\u7d61\u30a4\u30d9\u30f3\u30c8\u4e2d\u306b\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u6545\u969c\u3059\u308b 1,000 \u500d\u306e\u4ed5\u69d8\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002.<\/em><\/figcaption><\/figure>\n<h2>\u30ab\u30c6\u30b4\u30ea 3: \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u4fdd\u8b77\u7b49\u7d1a (NEMA \u5bfe IP)<\/h2>\n<p>\u3053\u308c\u306f\u8ab0\u3082\u304c\u671b\u3093\u3067\u3044\u3066\u3001\u8ab0\u3082\u76f2\u4fe1\u3059\u3079\u304d\u3067\u306f\u306a\u3044\u5bfe\u5fdc\u3067\u3059\u3002NEMA 250 \u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3 \u30bf\u30a4\u30d7\u3068 IEC 60529 IP \u30b3\u30fc\u30c9\u306f\u3069\u3061\u3089\u3082\u74b0\u5883\u4fdd\u8b77\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u7570\u306a\u308b\u3082\u306e\u3092\u30c6\u30b9\u30c8\u3057\u3001\u7570\u306a\u308b\u65b9\u6cd5\u3092\u4f7f\u7528\u3057\u3001\u7570\u306a\u308b\u5371\u967a\u3092\u5bfe\u8c61\u3068\u3057\u3066\u3044\u307e\u3059\u3002\u516c\u5f0f\u306e NEMA \u30ac\u30a4\u30c0\u30f3\u30b9 (BI 50014\u20132024) \u306f\u7387\u76f4\u3067\u3059\u3002 <strong>\u305d\u308c\u3089\u306f\u76f4\u63a5\u540c\u7b49\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/strong><\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"10\">\n<thead>\n<tr>\n<th>NEMA\u30bf\u30a4\u30d7<\/th>\n<th>\u6700\u3082\u8fd1\u3044 IP \u30b3\u30fc\u30c9 (\u6982\u7b97)<\/th>\n<th>NEMA \u30bf\u30a4\u30d7\u304c\u30ab\u30d0\u30fc\u3059\u308b\u3082\u306e<\/th>\n<th>IP \u30b3\u30fc\u30c9\u304c\u30ab\u30d0\u30fc\u3059\u308b\u3082\u306e<\/th>\n<th>\u91cd\u8981\u306a\u76f8\u9055\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>NEMA 1<\/strong><\/td>\n<td><strong>IP10<\/strong> (\u975e\u5e38\u306b\u5927\u307e\u304b)<\/td>\n<td>\u5c4b\u5185\u3001\u6c4e\u7528\u3001\u5076\u767a\u7684\u306a\u63a5\u89e6\u304b\u3089\u4fdd\u8b77<\/td>\n<td>\u9650\u5b9a\u7684\u306a\u4fdd\u8b77 (IP1X = \u226550mm \u306e\u7269\u4f53)<\/td>\n<td>NEMA 1 \u306b\u306f\u3001IP10 \u306b\u306f\u306a\u3044\u69cb\u9020\u30c6\u30b9\u30c8 (\u525b\u6027\u3001\u30c9\u30a2\u30e9\u30c3\u30c1\u5f37\u5ea6) \u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u771f\u306e\u30de\u30c3\u30c1\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>NEMA 3<\/strong><\/td>\n<td><strong>IP54<\/strong><\/td>\n<td>\u5c4b\u5916\u3001\u96e8\/\u307f\u305e\u308c\/\u98a8\u3067\u5439\u304d\u98db\u3070\u3055\u308c\u308b\u7c89\u5875\u3001\u30db\u30fc\u30b9\u3067\u306e\u6c34\u6d17\u3044\u307e\u305f\u306f\u6c34\u6ca1\u306f\u4e0d\u53ef<\/td>\n<td>\u9632\u5875\u3001\u98db\u6cab\u6c34<\/td>\n<td>NEMA 3 \u306f\u3001\u6c37\/\u307f\u305e\u308c\u306e\u8981\u4ef6\u3068\u8150\u98df\u30c6\u30b9\u30c8\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002IP54 \u306f\u3001\u7c89\u5875\u3068\u98db\u6cab\u6c34\u306e\u307f\u3092\u30c6\u30b9\u30c8\u3057\u307e\u3059\u3002\u8fd1\u3044\u3067\u3059\u304c\u3001NEMA 3 \u306e\u65b9\u304c\u5e83\u7bc4\u56f2\u3067\u3059\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>NEMA 3R<\/strong><\/td>\n<td><strong>IP24<\/strong> \u3078\u306e <strong>IP34<\/strong><\/td>\n<td>\u5c4b\u5916\u3001\u96e8\/\u307f\u305e\u308c\u3001\u305f\u3060\u3057\u3001\u7c89\u5875\u3068\u6c34\u306e\u4fb5\u5165\u3092\u3042\u308b\u7a0b\u5ea6\u8a31\u5bb9<\/td>\n<td>\u3055\u307e\u3056\u307e; IP24 \u306f\u6700\u5c0f\u9650 (\u98db\u6cab)\u3001IP34 \u306f\u308f\u305a\u304b\u306b\u512a\u308c\u3066\u3044\u307e\u3059<\/td>\n<td>NEMA 3R \u306f\u3001\u3088\u308a\u5b89\u4fa1\u306a\u5c4b\u5916\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u3059 (\u9632\u5875\u8981\u4ef6\u306f\u3042\u308a\u307e\u305b\u3093)\u3002IP \u30b3\u30fc\u30c9\u3060\u3051\u3067\u306f\u3001\u5c4b\u5916\u306e UV\/\u307f\u305e\u308c\u6027\u80fd\u306f\u4fdd\u8a3c\u3055\u308c\u307e\u305b\u3093\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>NEMA 4<\/strong><\/td>\n<td><strong>IP66<\/strong><\/td>\n<td>\u30db\u30fc\u30b9\u3067\u306e\u6c34\u6d17\u3044\/\u98db\u6cab\u6c34\u3001\u9632\u5875\u3001\u5c4b\u5185\u307e\u305f\u306f\u5c4b\u5916<\/td>\n<td>\u9632\u5875\u3001\u5f37\u529b\u306a\u30a6\u30a9\u30fc\u30bf\u30fc\u30b8\u30a7\u30c3\u30c8<\/td>\n<td>\u7c89\u5875\u3068\u6c34\u306e\u4fb5\u5165\u306b\u5bfe\u3059\u308b\u307b\u307c\u4e00\u81f4\u3002NEMA 4 \u306f\u3001\u8010\u8150\u98df\u6027\u3068\u69cb\u9020\u30c6\u30b9\u30c8 (\u30d2\u30f3\u30b8\/\u30e9\u30c3\u30c1\u8010\u4e45\u6027) \u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002IP66 \u306f\u4fb5\u5165\u306e\u307f\u306b\u5bfe\u51e6\u3057\u307e\u3059\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30cd\u30de4X<\/strong><\/td>\n<td><strong>IP66<\/strong> (\u90e8\u5206\u7684)<\/td>\n<td>NEMA 4 \u3068\u540c\u3058\u3001\u30d7\u30e9\u30b9\u8010\u8150\u98df\u6027 (\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3001\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0)<\/td>\n<td>\u9632\u5875\u3001\u5f37\u529b\u306a\u30a6\u30a9\u30fc\u30bf\u30fc\u30b8\u30a7\u30c3\u30c8<\/td>\n<td><strong>NEMA 4X \u306e\u8010\u8150\u98df\u6027\u306f\u3001IP66 \u3067\u306f\u30ab\u30d0\u30fc\u3055\u308c\u306a\u3044\u5225\u306e\u30c6\u30b9\u30c8\u3067\u3059\u3002.<\/strong> IP66 \u5b9a\u683c\u306e\u8edf\u92fc\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306f\u3001\u6cbf\u5cb8\u74b0\u5883\u3067\u9306\u3073\u307e\u3059\u3002NEMA 4X \u306f\u3001\u8150\u98df\u4fdd\u8b77\u3092\u660e\u793a\u7684\u306b\u8981\u6c42\u3057\u307e\u3059\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>NEMA 12<\/strong><\/td>\n<td><strong>IP54<\/strong> \u307e\u305f\u306f <strong>IP55<\/strong><\/td>\n<td>\u5c4b\u5185\u3001\u7c89\u5875\/\u6c5a\u308c\/\u7cf8\u304f\u305a\u3001\u6ef4\u4e0b\/\u98db\u6cab\u306e\u975e\u8150\u98df\u6027\u6db2\u4f53<\/td>\n<td>\u9632\u5875\u3001\u98db\u6cab\u307e\u305f\u306f\u4f4e\u5727\u30b8\u30a7\u30c3\u30c8<\/td>\n<td>\u307b\u307c\u4e00\u81f4\u3057\u307e\u3059\u304c\u3001NEMA 12 \u306b\u306f\u8010\u6cb9\u6027\u30c6\u30b9\u30c8\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059 (\u30ac\u30b9\u30b1\u30c3\u30c8\u306f\u5de5\u696d\u7528\u30aa\u30a4\u30eb\u306b\u8010\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059)\u3002IP \u30b3\u30fc\u30c9\u306f\u8010\u85ac\u54c1\u6027\u3092\u30c6\u30b9\u30c8\u3057\u307e\u305b\u3093\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>NEMA 13<\/strong><\/td>\n<td><strong>IP54<\/strong> \uff08\u6982\u7565\uff09<\/td>\n<td>\u5c4b\u5185\u3001\u7c89\u5875\/\u7cf8\u304f\u305a\u3001\u5674\u9727\u6c34\u3001\u6cb9\/\u30af\u30fc\u30e9\u30f3\u30c8\u306e\u6d78\u900f<\/td>\n<td>\u9632\u5875\u3001\u98db\u6cab\u6c34<\/td>\n<td>NEMA 13\u306f\u3001\u6cb9\/\u30af\u30fc\u30e9\u30f3\u30c8\u8010\u6027\u8a66\u9a13\uff08\u5674\u9727\/\u6d78\u900f\uff09\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002IP54\u8a66\u9a13\u306f\u6c34\u306e\u307f\u3067\u3001\u6cb9\u306f\u5bfe\u8c61\u5916\u3067\u3059\u3002\u5de5\u4f5c\u6a5f\u68b0\u306e\u7528\u9014\u306b\u306f\u76f8\u5f53\u3057\u307e\u305b\u3093\u3002.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u5358\u7d14\u306b\u7f6e\u304d\u63db\u3048\u3089\u308c\u306a\u3044\u7406\u7531<\/strong><\/p>\n<p>NEMA 2024\u306e\u6982\u8981\u306b\u306f\u3001NEMA\u30bf\u30a4\u30d7\u306b\u306f\u4ee5\u4e0b\u304c\u542b\u307e\u308c\u308b\u3068\u660e\u8a18\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <strong>\u8150\u98df\u8a66\u9a13\u3001\u69cb\u9020\u7684\u5b8c\u5168\u6027\u8a66\u9a13\uff08\u30d2\u30f3\u30b8\u30b5\u30a4\u30af\u30eb\u3001\u30e9\u30c3\u30c1\u5f37\u5ea6\uff09\u3001\u304a\u3088\u3073\u7279\u5b9a\u306e\u74b0\u5883 hazards\uff08\u6c37\u3001\u6cb9\u3001\u30af\u30fc\u30e9\u30f3\u30c8\uff09<\/strong> IP\u30b3\u30fc\u30c9\u3067\u306f\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093\u3002IP\u30b3\u30fc\u30c9\u306f\u3001\u4ee5\u4e0b\u306b\u7126\u70b9\u3092\u5f53\u3066\u3066\u3044\u307e\u3059\u3002 <strong>\u56fa\u4f53\u304a\u3088\u3073\u6db2\u4f53\u306e\u4fb5\u5165<\/strong>\u2014\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u304c\u8150\u98df\u3059\u308b\u304b\u3069\u3046\u304b\u3001\u30c9\u30a2\u30e9\u30c3\u30c1\u304c10,000\u30b5\u30a4\u30af\u30eb\u8010\u3048\u308b\u304b\u3069\u3046\u304b\u3001\u307e\u305f\u306f\u30ac\u30b9\u30b1\u30c3\u30c8\u304c\u4f5c\u52d5\u6cb9\u306b\u8010\u3048\u308b\u304b\u3069\u3046\u304b\u306b\u3064\u3044\u3066\u306f\u4f55\u3082\u8ff0\u3079\u3066\u3044\u307e\u305b\u3093\u3002.<\/p>\n<p>\u4ed5\u69d8\u306bNEMA 4X\u3068\u8a18\u8f09\u3055\u308c\u3066\u304a\u308a\u3001\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u304cIP66\u3092\u63d0\u793a\u3059\u308b\u5834\u5408\u306f\u3001\u300c\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306e\u6750\u8cea\u306fNEMA 250\u8a66\u9a13\u306b\u6e96\u62e0\u3057\u305f\u8010\u8150\u98df\u6027\u304c\u3042\u308a\u307e\u3059\u304b\uff1f\u300d\u3068\u5c0b\u306d\u3066\u304f\u3060\u3055\u3044\u3002\u300cIP66\u3067\u30ab\u30d0\u30fc\u3055\u308c\u3066\u3044\u307e\u3059\u300d\u3068\u7b54\u3048\u305f\u5834\u5408\u3001\u305d\u308c\u306f\u9593\u9055\u3044\u3067\u3059\u30026\u304b\u6708\u3067\u8150\u98df\u3059\u308b\u8edf\u92fcIP66\u30dc\u30c3\u30af\u30b9\u3092\u8a2d\u7f6e\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p><strong>Pro\u30c1\u30c3\u30d7#3:<\/strong> <em>\u8ffd\u52a0\u306e\u8a66\u9a13\u8981\u4ef6\u3092\u78ba\u8a8d\u305b\u305a\u306b\u3001IP\u30b3\u30fc\u30c9\u3092NEMA\u30bf\u30a4\u30d7\u306b\uff08\u307e\u305f\u306f\u305d\u306e\u9006\u306b\uff09\u6c7a\u3057\u3066\u4ee3\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u8150\u98df\u3057\u3084\u3059\u3044\u74b0\u5883\uff08\u6cbf\u5cb8\u3001\u5316\u5b66\u30d7\u30e9\u30f3\u30c8\u3001\u6d88\u6bd2\u5264\u3092\u4f7f\u7528\u3059\u308b\u98df\u54c1\u52a0\u5de5\uff09\u306e\u5834\u5408\u3001NEMA 4X\u306f\u3001IP66\u306b\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u8150\u98df\u8a66\u9a13\u3092\u660e\u793a\u7684\u306b\u8981\u6c42\u3057\u307e\u3059\u3002\u4e21\u65b9\u306e\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u6e96\u62e0\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u4e21\u65b9\u3092\u6307\u5b9a\u3059\u308b\u304b\u3001\u7ba1\u8f44\u533a\u57df\u306b\u4e00\u81f4\u3059\u308b\u3082\u306e\u3092\u9078\u629e\u3057\u3001\u3059\u3079\u3066\u306e\u8a66\u9a13\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/em><\/p>\n<figure><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-20263\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Why-NEMA-4X-\u2260-IP66-in-corrosive-environments.webp\" alt=\"Why NEMA 4X \u2260 IP66 in corrosive environments\" width=\"800\" height=\"450\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Why-NEMA-4X-\u2260-IP66-in-corrosive-environments.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Why-NEMA-4X-\u2260-IP66-in-corrosive-environments-300x169.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Why-NEMA-4X-\u2260-IP66-in-corrosive-environments-768x432.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Why-NEMA-4X-\u2260-IP66-in-corrosive-environments-18x10.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/11\/Why-NEMA-4X-\u2260-IP66-in-corrosive-environments-600x338.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption><em>\u56f34\uff1a\u8150\u98df\u6027\u74b0\u5883\u306b\u304a\u3051\u308bNEMA 4X \u2260 IP66\u306e\u7406\u7531\u3002\u3069\u3061\u3089\u306e\u5b9a\u683c\u3082\u7c89\u5875\u3068\u6c34\u306e\u4fb5\u5165\u3092\u8a66\u9a13\u3057\u307e\u3059\u304c\u3001NEMA 4X\u306f\u3001IP66\u304c\u30ab\u30d0\u30fc\u3057\u3066\u3044\u306a\u3044\u5fc5\u9808\u306e\u8010\u8150\u98df\u6027\u8a66\u9a13\uff08ASTM B117\u306b\u3088\u308b\u5869\u6c34\u5674\u9727\uff09\u3068\u69cb\u9020\u7684\u5b8c\u5168\u6027\u8a66\u9a13\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002IP66\u5b9a\u683c\u306e\u8edf\u92fc\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306f\u3001\u4fb5\u5165\u8a66\u9a13\u306b\u5408\u683c\u3057\u3066\u3082\u3001\u6cbf\u5cb8\u3001\u5316\u5b66\u3001\u307e\u305f\u306f\u98df\u54c1\u52a0\u5de5\u74b0\u5883\u3067\u6570\u304b\u6708\u4ee5\u5185\u306b\u58ca\u6ec5\u7684\u306a\u6545\u969c\u3092\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5b9a\u683c\u3092\u4ee3\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u5e38\u306b\u6750\u6599\u4ed5\u69d8\u3068\u8150\u98df\u8a66\u9a13\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/em><\/figcaption><\/figure>\n<h2>\u30ab\u30c6\u30b4\u30ea4\uff1a\u63a5\u5730\u3068\u30a2\u30fc\u30b9\u306e\u7528\u8a9e<\/h2>\n<p>\u7c73\u56fd\u3067\u306f\u300cgrounding\uff08\u63a5\u5730\uff09\u300d\u3068\u8a00\u3044\u307e\u3059\u3002\u4e16\u754c\u306e\u4ed6\u306e\u5730\u57df\u3067\u306f\u300cearthing\uff08\u30a2\u30fc\u30b9\uff09\u300d\u3068\u8a00\u3044\u307e\u3059\u3002\u540c\u3058\u6982\u5ff5\u3067\u3059\u304c\u3001\u8a9e\u5f59\u304c\u7570\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u5c0e\u4f53\u306e\u6307\u5b9a\u3068\u8272\u5206\u3051\u3082\u7570\u306a\u308a\u3001\u305d\u308c\u304c\u914d\u7dda\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"10\">\n<thead>\n<tr>\n<th>NEC\/US\u7528\u8a9e<\/th>\n<th>IEC\u7528\u8a9e<\/th>\n<th>\u8272\u5206\u3051\uff08\u7c73\u56fd\/NEC\uff09<\/th>\n<th>\u8272\u5206\u3051\uff08IEC\uff09<\/th>\n<th>\u6ce8\u8a18<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u63a5\u5730<\/strong><\/td>\n<td><strong>\u63a5\u5730<\/strong><\/td>\n<td>\u2014<\/td>\n<td>\u2014<\/td>\n<td>\u6982\u5ff5\u7684\u306a\u7528\u8a9e\u3002NEC\u306f\u3059\u3079\u3066\u306b\u300cgrounding\uff08\u63a5\u5730\uff09\u300d\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002IEC\u306f\u3001\u5730\u7403\u3078\u306e\u63a5\u7d9a\u306b\u300cearthing\uff08\u30a2\u30fc\u30b9\uff09\u300d\u3001PE\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u63a5\u7d9a\u306b\u300cbonding\uff08\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\uff09\u300d\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>Equipment Grounding Conductor (EGC)\uff08\u6a5f\u5668\u63a5\u5730\u5c0e\u4f53\uff09<\/strong><\/td>\n<td><strong>Protective Conductor (PE)\uff08\u4fdd\u8b77\u5c0e\u4f53\uff09<\/strong><\/td>\n<td>\u7dd1\u307e\u305f\u306f\u7dd1\/\u9ec4<\/td>\n<td>\u7dd1\/\u9ec4<\/td>\n<td>\u3069\u3061\u3089\u306e\u7528\u8a9e\u3082\u3001\u611f\u96fb\u9632\u6b62\u306e\u305f\u3081\u306b\u6a5f\u5668\u306e\u30d5\u30ec\u30fc\u30e0\/\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u3092\u5730\u7403\u306b\u63a5\u7d9a\u3059\u308b\u5c0e\u4f53\u3092\u6307\u3057\u307e\u3059\u3002IEC\u306f\u307b\u307c\u666e\u904d\u7684\u306b\u300cPE\u300d\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>Grounding Electrode Conductor (GEC)\uff08\u63a5\u5730\u96fb\u6975\u5c0e\u4f53\uff09<\/strong><\/td>\n<td><strong>Earthing Conductor\uff08\u30a2\u30fc\u30b9\u5c0e\u4f53\uff09<\/strong><\/td>\n<td>\u7dd1\u307e\u305f\u306f\u3080\u304d\u51fa\u3057<\/td>\n<td>\u7dd1\/\u9ec4\u307e\u305f\u306f\u3080\u304d\u51fa\u3057<\/td>\n<td>\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u306e\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\/\u63a5\u5730\u30dd\u30a4\u30f3\u30c8\u3092\u63a5\u5730\u96fb\u6975\uff08\u30ed\u30c3\u30c9\u3001\u30d7\u30ec\u30fc\u30c8\u306a\u3069\uff09\u306b\u63a5\u7d9a\u3059\u308b\u5c0e\u4f53\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>Grounded Conductor\uff08\u63a5\u5730\u5c0e\u4f53\uff09<\/strong><\/td>\n<td><strong>Neutral Conductor (N)\uff08\u4e2d\u6027\u5c0e\u4f53\uff09<\/strong><\/td>\n<td>\u767d\u307e\u305f\u306f\u7070\u8272<\/td>\n<td>\u9752\uff08\u5358\u76f8\uff09\u3001\u7570\u306a\u308b\uff083\u76f8\uff09<\/td>\n<td>\u7c73\u56fd\u306e\u30b9\u30d7\u30ea\u30c3\u30c8\u30d5\u30a7\u30fc\u30ba\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u63a5\u5730\u5c0e\u4f53\u304c\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u3067\u3059\u3002IEC\u306f\u3001\u5358\u76f8\u306e\u4e2d\u6027\u7dda\u306b\u9752\u3092\u4f7f\u7528\u3057\u30013\u76f8\u306b\u306f\u7279\u5b9a\u306e\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>\u63a5\u5408<\/strong><\/td>\n<td><strong>Protective Bonding \/ Equipotential Bonding\uff08\u4fdd\u8b77\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\/\u7b49\u96fb\u4f4d\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\uff09<\/strong><\/td>\n<td>\u2014<\/td>\n<td>\u2014<\/td>\n<td>\u96fb\u5727\u5dee\u3092\u9632\u3050\u305f\u3081\u306b\u5c0e\u96fb\u6027\u90e8\u54c1\u3092\u76f8\u4e92\u306b\u63a5\u7d9a\u3059\u308b\u3053\u3068\u3002\u7c73\u56fd\u3068IEC\u306f\u3069\u3061\u3089\u3082\u300cbonding\uff08\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\uff09\u300d\u3092\u4f7f\u7528\u3057\u3066\u3044\u307e\u3059\u304c\u3001IEC\u306e\u65b9\u304c\u7528\u8a9e\u304c\u3088\u308a\u660e\u78ba\u3067\u3059\u3002.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6a5f\u80fd\u7684\u306a\u9055\u3044\u306f\u6700\u5c0f\u9650\u3067\u3059\u2014\u5b89\u5168\u306e\u305f\u3081\u306b\u91d1\u5c5e\u88fd\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u3092\u5730\u7403\u306b\u63a5\u7d9a\u3059\u308b\u3053\u3068\u306b\u5909\u308f\u308a\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u591a\u56fd\u7c4d\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u660e\u78ba\u306b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u300cEGC\u3092\u63a5\u7d9a\u3059\u308b\u300d\u3068\u8a18\u8ff0\u3057\u305f\u5834\u5408\u3001IEC\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u53d7\u3051\u305f\u96fb\u6c17\u6280\u5e2b\u306f\u3059\u3050\u306b\u8a8d\u8b58\u3067\u304d\u306a\u3044\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u660e\u78ba\u306b\u3059\u308b\u305f\u3081\u306b\u3001\u300cprotective conductor (PE)\uff08\u4fdd\u8b77\u5c0e\u4f53\uff09\u300d\u307e\u305f\u306f\u300cEGC\/PE\u300d\u3068\u8a18\u8ff0\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<p><strong>\u8272\u5206\u3051\u306e\u843d\u3068\u3057\u7a74\uff1a<\/strong> \u7c73\u56fd\u306e\u4e2d\u6027\u7dda\u306f\u767d\u3067\u3059\u3002IEC\u306e\u5358\u76f8\u4e2d\u6027\u7dda\u306f\u9752\u3067\u3059\u3002\u7c73\u56fd\u306e\u30d1\u30cd\u30eb\u3067\u767d\u3044\u5c0e\u4f53\u3092\u898b\u305fIEC\u306e\u30c8\u30ec\u30fc\u30cb\u30f3\u30b0\u3092\u53d7\u3051\u305f\u96fb\u6c17\u6280\u5e2b\u306f\u3001\u305d\u308c\u304c\u76f8\u5c0e\u4f53\u3067\u3042\u308b\u3068\u60f3\u5b9a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\uff08IEC\u3067\u306f\u767d\u306f\u76f8\u306b\u4f7f\u7528\u3055\u308c\u307e\u305b\u3093\u304c\u3001\u4e2d\u6027\u7dda\u3067\u3082\u3042\u308a\u307e\u305b\u3093\uff09\u3002\u7279\u306b\u6df7\u5408\u898f\u683c\u306e\u8a2d\u7f6e\u307e\u305f\u306f\u56fd\u969b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u3001\u3059\u3079\u3066\u306b\u30e9\u30d9\u30eb\u3092\u4ed8\u3051\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<h2>\u30ab\u30c6\u30b4\u30ea5\uff1a\u898f\u683c\u756a\u53f7\u30b7\u30b9\u30c6\u30e0<\/h2>\n<p>NEC\u306f\u6761\u9805\u3068\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u4f7f\u7528\u3057\u307e\u3059\uff08\u4f8b\uff1a\u30e2\u30fc\u30bf\u30fc\u306e\u5834\u5408\u306fNEC\u7b2c430\u6761\u3001\u63a5\u5730\u306e\u7b2c250\u6761\uff09\u3002IEC\u306f\u3001\u90e8\u54c1\u3068\u30b5\u30d6\u90e8\u54c1\u3092\u793a\u3059\u30c0\u30c3\u30b7\u30e5\u4ed8\u304d\u306e\u6570\u5024\u898f\u683c\u30b7\u30ea\u30fc\u30ba\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\u305d\u308c\u3089\u306f1\u5bfe1\u3067\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093\u304c\u3001\u3053\u3053\u306b\u65b9\u5411\u6027\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n<table border=\"1\" cellspacing=\"0\" cellpadding=\"10\">\n<thead>\n<tr>\n<th>NEC\u6761\u9805\/\u30bb\u30af\u30b7\u30e7\u30f3<\/th>\n<th>\u6982\u7565\u7684\u306aIEC\u898f\u683c\u76f8\u5f53<\/th>\n<th>\u7bc4\u56f2<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>NEC\u7b2c100\u6761<\/strong> \uff08\u5b9a\u7fa9\uff09<\/td>\n<td>IEC Electropedia (IEV)<\/td>\n<td>\u5b9a\u7fa9\u3002IEC\u306e\u56fd\u969b\u96fb\u6c17\u6280\u8853\u7528\u8a9e\u96c6\u306f\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u53c2\u7167\u3067\u3059\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>NEC\u7b2c250\u6761<\/strong> \uff08\u63a5\u5730\uff09<\/td>\n<td>IEC 60364-4-41\u3001IEC 60364-5-54<\/td>\n<td>\u8a2d\u7f6e\u306e\u30a2\u30fc\u30b9\u304a\u3088\u3073\u4fdd\u8b77\u5c0e\u4f53\u306e\u8981\u4ef6\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>NEC\u7b2c430\u6761<\/strong> \uff08\u30e2\u30fc\u30bf\u30fc\uff09<\/td>\n<td>IEC 60034\uff08\u56de\u8ee2\u6a5f\uff09\u3001IEC 60947-4-1\uff08\u63a5\u89e6\u5668\/\u30b9\u30bf\u30fc\u30bf\u30fc\uff09<\/td>\n<td>\u30e2\u30fc\u30bf\u30fc\u8981\u4ef6\u304a\u3088\u3073\u30e2\u30fc\u30bf\u30fc\u5236\u5fa1\u6a5f\u5668\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>NEC\u7b2c440\u6761<\/strong> \uff08HVAC\uff09<\/td>\n<td>IEC 60335-2-40\uff08\u30d2\u30fc\u30c8\u30dd\u30f3\u30d7\u3001\u30a8\u30a2\u30b3\u30f3\uff09<\/td>\n<td>HVAC\u56fa\u6709\u306e\u5b89\u5168\u304a\u3088\u3073\u8a2d\u7f6e\u898f\u5247\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>UL 489<\/strong> \uff08\u56de\u8def\u906e\u65ad\u5668\uff09<\/td>\n<td>IEC 60947-2\uff08\u7523\u696d\u7528CB\uff09\u3001IEC 60898-1\uff08\u5bb6\u5ead\u7528MCB\uff09<\/td>\n<td>\u7c73\u56fd\u306e\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u304a\u3088\u3073\u4f4e\u96fb\u5727\u56de\u8def\u906e\u65ad\u5668\u3068IEC\u30d5\u30a1\u30df\u30ea\u306e\u6bd4\u8f03\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>UL943<\/strong> \uff08GFCI\uff09<\/td>\n<td>IEC 61008\uff08RCCB\uff09\u3001IEC 61009\uff08RCBO\uff09<\/td>\n<td>\u5730\u7d61\/\u6f0f\u96fb\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3002.<\/td>\n<\/tr>\n<tr>\n<td><strong>NEMA 250<\/strong> (\u7b50\u4f53)<\/td>\n<td>IEC 60529 (IP\u30b3\u30fc\u30c9)<\/td>\n<td>\u7b50\u4f53\u306e\u4fb5\u5165\u4fdd\u8b77\u3002\u4e0a\u8a18\u3067\u8aac\u660e\u3057\u305f\u3088\u3046\u306b\u3001\u540c\u7b49\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>IEC\u306e\u30ca\u30f3\u30d0\u30ea\u30f3\u30b0\u30ed\u30b8\u30c3\u30af\uff1a <strong>60947<\/strong> \u306f\u4f4e\u96fb\u5727\u958b\u9589\u88c5\u7f6e\u306e\u30d5\u30a1\u30df\u30ea\u30fc\u3067\u3042\u308a\u3001, <strong>60947-2<\/strong> \u306f\u305d\u306e\u30d5\u30a1\u30df\u30ea\u30fc\u5185\u306e\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3067\u3042\u308a\u3001, <strong>60947-4-1<\/strong> \u306f\u63a5\u89e6\u5668\u304a\u3088\u3073\u30e2\u30fc\u30bf\u30b9\u30bf\u30fc\u30bf\u30fc\u3067\u3059\u3002\u30c0\u30c3\u30b7\u30e5\u306f\u3001\u30c8\u30d4\u30c3\u30af\uff0860947 = \u958b\u9589\u88c5\u7f6e\uff09\u3001\u30d1\u30fc\u30c8\uff082 = \u30d6\u30ec\u30fc\u30ab\u30fc\uff09\u3001\u304a\u3088\u3073\u30b5\u30d6\u30d1\u30fc\u30c8\uff084-1 = \u63a5\u89e6\u5668\uff09\u3092\u533a\u5207\u308a\u307e\u3059\u3002NEC\u306f\u3001\u968e\u5c64\u7684\u306a\u30c0\u30c3\u30b7\u30e5\u30b7\u30b9\u30c6\u30e0\u306a\u3057\u3067\u3001\u9023\u756a\u306e\u8a18\u4e8b\u756a\u53f7\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/p>\n<p>\u4ed5\u69d8\u66f8\u3092\u4f5c\u6210\u3059\u308b\u969b\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304c\u8907\u6570\u306e\u7ba1\u8f44\u533a\u57df\u306b\u307e\u305f\u304c\u308b\u5834\u5408\u306f\u3001\u4e21\u65b9\u3092\u5f15\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u300c\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u3001\u8a72\u5f53\u3059\u308b\u5834\u5408\u3001UL 489\uff08\u7c73\u56fd\u3067\u306e\u8a2d\u7f6e\u306e\u5834\u5408\uff09\u307e\u305f\u306fIEC 60947-2\uff08\u56fd\u969b\u7684\u306a\u8a2d\u7f6e\u306e\u5834\u5408\uff09\u306b\u6e96\u62e0\u3059\u308b\u3082\u306e\u3068\u3057\u307e\u3059\u3002\u300d\u201c<\/p>\n<h2>3\u3064\u306e\u4e00\u822c\u7684\u306a\u6df7\u4e71\u306e\u843d\u3068\u3057\u7a74\uff08\u304a\u3088\u3073\u305d\u308c\u3089\u3092\u56de\u907f\u3059\u308b\u65b9\u6cd5\uff09<\/h2>\n<p>\u7d4c\u9a13\u8c4a\u5bcc\u306a\u30a8\u30f3\u30b8\u30cb\u30a2\u3067\u3055\u3048\u3001NEC\u3068IEC\u306e\u4e16\u754c\u3092\u884c\u304d\u6765\u3059\u308b\u969b\u306b\u3053\u308c\u3089\u306e\u843d\u3068\u3057\u7a74\u306b\u306f\u307e\u308a\u307e\u3059\u3002\u305d\u308c\u3089\u3092\u56de\u907f\u3059\u308b\u65b9\u6cd5\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n<h3>\u843d\u3068\u3057\u7a741\uff1a\u300c\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u300d\u304c\u540c\u3058\u610f\u5473\u3067\u3042\u308b\u3068\u60f3\u5b9a\u3059\u308b<\/h3>\n<p><strong>\u554f\u984c\u70b9\uff1a<\/strong> \u7c73\u56fd\u3067\u306f\u3001\u300c\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u300d\u306f\u5305\u62ec\u7684\u306a\u7528\u8a9e\u3067\u3059\u3002IEC\u306e\u4e16\u754c\u3067\u306f\u3001\u4ee5\u4e0b\u3092\u533a\u5225\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <strong>MCB\uff08IEC 60898-1\uff09<\/strong> \u5bb6\u5ead\u7528\/\u6700\u7d42\u56de\u8def\u7528\u3001\u304a\u3088\u3073 <strong>MCCB\/ACB\uff08IEC 60947-2\uff09<\/strong> \u7523\u696d\u7528\/\u914d\u96fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u3002\u305d\u308c\u3089\u306f\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u7570\u306a\u308b\u898f\u683c\u306b\u3088\u3063\u3066\u7ba1\u7406\u3055\u308c\u3001\u7570\u306a\u308b\u96fb\u5727\u30a4\u30f3\u30d1\u30eb\u30b9\u5b9a\u683c\uff08Uimp\uff09\u3092\u6301\u3061\u3001\u7570\u306a\u308b\u30e6\u30fc\u30b6\u30fc\u3092\u5bfe\u8c61\u3068\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p>IEC 60898-1 MCB\u306f\u3001\u5bb6\u5ead\u3084\u8efd\u5546\u696d\u30d3\u30eb\u306b\u6700\u7d42\u56de\u8def\u3092\u8a2d\u7f6e\u3059\u308b\u4e00\u822c\u306e\u4eba\u3005\u5411\u3051\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u6700\u5927125A\u3001\u901a\u5e38\u306f\u4f4e\u3044\u906e\u65ad\u5bb9\u91cf\uff08\u6700\u592725 kA Icn\uff09\u3001\u304a\u3088\u3073\u3088\u308a\u5358\u7d14\u306a\u5354\u8abf\u8981\u4ef6\u3067\u3059\u3002IEC 60947-2\u7523\u696d\u7528\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u3001\u719f\u7df4\u3057\u305f\u96fb\u6c17\u6280\u5e2b\u5411\u3051\u3067\u3042\u308a\u3001\u3088\u308a\u9ad8\u3044\u96fb\u6d41\u3068\u96fb\u5727\uff082024\u5e74\u7248\u3067\u306f\u6700\u59271000V AC \/ 1500V DC\uff09\u3092\u30ab\u30d0\u30fc\u3057\u3001\u7d76\u7e01\u9069\u5408\u6027\u3068EMC\u306b\u95a2\u3059\u308b\u3088\u308a\u53b3\u683c\u306a\u30c6\u30b9\u30c8\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p><strong>\u5b9f\u969b\u306e\u6545\u969c\u4e8b\u4f8b\uff1a<\/strong> \u3042\u308b\u8acb\u8ca0\u696d\u8005\u306f\u3001\u300c\u5b89\u4fa1\u3067\u96fb\u6d41\u5b9a\u683c\u304c\u9069\u5408\u3059\u308b\u300d\u3068\u3044\u3046\u7406\u7531\u3067\u3001\u88fd\u9020\u65bd\u8a2d\u306e\u4e3b\u914d\u96fb\u76e4\u306bIEC 60898-1 MCB\u3092\u6307\u5b9a\u3057\u307e\u3057\u305f\u30026\u304b\u6708\u5f8c\u3001\u751f\u7523\u30d5\u30ed\u30a2\u3067\u306e\u4e09\u76f8\u6545\u969c\u306b\u3088\u308a\u300135 kA\u306e\u77ed\u7d61\u96fb\u6d41\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u3002MCB\uff08\u5b9a\u683cIcn = 10 kA\uff09\u306f\u58ca\u6ec5\u7684\u306b\u6545\u969c\u3057\u307e\u3057\u305f\u3002\u63a5\u70b9\u304c\u6eb6\u7740\u3057\u3001\u7b50\u4f53\u304c\u3072\u3073\u5272\u308c\u307e\u3057\u305f\u3002\u6839\u672c\u539f\u56e0\uff1a\u9593\u9055\u3063\u305f\u30d6\u30ec\u30fc\u30ab\u30fc\u30d5\u30a1\u30df\u30ea\u30fc\u3002\u4ed5\u69d8\u3067\u306f\u3001Icu \u226550 kA\u306eIEC 60947-2 MCCB\u3092\u8981\u6c42\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002.<\/p>\n<p><strong>\u56de\u907f\u65b9\u6cd5\uff1a<\/strong> \u3053\u308c\u306f\u6700\u7d42\u56de\u8def\uff08\u7167\u660e\u3001\u30b3\u30f3\u30bb\u30f3\u30c8\u3001\u5c0f\u898f\u6a21\u8ca0\u8377\uff09\u3067\u3059\u304b\u3001\u305d\u308c\u3068\u3082\u914d\u96fb\/\u30d5\u30a3\u30fc\u30c0\u30fc\u56de\u8def\uff08\u4e3b\u30d1\u30cd\u30eb\u3001\u30b5\u30d6\u30d1\u30cd\u30eb\u3001\u5927\u578b\u30e2\u30fc\u30bf\u30fc\u30d5\u30a3\u30fc\u30c0\u30fc\uff09\u3067\u3059\u304b\uff1f\u6700\u7d42\u56de\u8def\u2192IEC 60898-1 MCB\u3002\u914d\u96fb\/\u7523\u696d\u7528\u2192IEC 60947-2 MCCB\u307e\u305f\u306fACB\u3002\u4e0d\u660e\u306a\u5834\u5408\u306f\u3001\u5229\u7528\u53ef\u80fd\u306a\u6545\u969c\u96fb\u6d41\u3092\u78ba\u8a8d\u3057\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u5b9a\u683c\u906e\u65ad\u5bb9\u91cf\uff08Icn\u307e\u305f\u306fIcu\uff09\u3068\u6bd4\u8f03\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6545\u969c\u96fb\u6d41\u304c\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u5bb9\u91cf\u3092\u8d85\u3048\u308b\u5834\u5408\u306f\u3001\u9593\u9055\u3063\u305f\u30c7\u30d0\u30a4\u30b9\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<h3>\u843d\u3068\u3057\u7a742\uff1aIEC\u906e\u65ad\u5bb9\u91cf\u30de\u30fc\u30ad\u30f3\u30b0\u306e\u8aa4\u8aad<\/h3>\n<p><strong>\u554f\u984c\u70b9\uff1a<\/strong> IEC 60898-1 MCB\u306f\u3001\u77ed\u7d61\u5bb9\u91cf\u3092 <strong>\u9577\u65b9\u5f62\u306e\u4e2d\u306e\u30a2\u30f3\u30da\u30a2\u6570<\/strong>\u3067\u30de\u30fc\u30af\u3057\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u300c6000\u300d\u306f6,000\u30a2\u30f3\u30da\u30a2\u3001\u3064\u307e\u308a6 kA\u3092\u610f\u5473\u3057\u307e\u3059\u3002IEC 60947-2\u7523\u696d\u7528\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u3001\u5bb9\u91cf\u3092 <strong>kA<\/strong>. \u3067\u76f4\u63a5\u30de\u30fc\u30af\u3057\u307e\u3059\u3002\u6ce8\u610f\u3057\u3066\u3044\u306a\u3044\u3068\u3001MCB\u306b\u300c6000\u300d\u3068\u8868\u793a\u3055\u308c\u3066\u300c6 kA\u300d\u3068\u8003\u3048\u308b\u306e\u306f\u6b63\u3057\u3044\u3067\u3059\u304c\u3001\u7523\u696d\u7528\u30d6\u30ec\u30fc\u30ab\u30fc\u306b\u300c10\u300d\u3068\u8868\u793a\u3055\u308c\u3066\u300c10\u30a2\u30f3\u30da\u30a2\u300d\u3068\u8003\u3048\u308b\u306e\u306f\u58ca\u6ec5\u7684\u306b\u9593\u9055\u3063\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u306f10 kA\uff0810,000\u30a2\u30f3\u30da\u30a2\uff09\u3067\u3059\u3002.<\/p>\n<p><strong>\u56de\u907f\u65b9\u6cd5\uff1a<\/strong> \u5e38\u306b\u30d6\u30ec\u30fc\u30ab\u30fc\u304c\u8a8d\u8a3c\u3055\u308c\u3066\u3044\u308b\u898f\u683c\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\uff08\u30e9\u30d9\u30eb\u306b\u300cIEC 60898-1\u300d\u307e\u305f\u306f\u300cIEC 60947-2\u300d\u3092\u63a2\u3057\u3066\u304f\u3060\u3055\u3044\uff09\u300260898-1\u306e\u5834\u5408\u3001\u9577\u65b9\u5f62\u306e\u6570\u5b57\u306f\u30a2\u30f3\u30da\u30a2\u3067\u3059\uff08kA\u306e\u5834\u5408\u306f1000\u3067\u5272\u3063\u3066\u304f\u3060\u3055\u3044\uff09\u300260947-2\u306e\u5834\u5408\u3001\u30de\u30fc\u30ad\u30f3\u30b0\u306f\u3059\u3067\u306bkA\u3067\u3059\u3002\u4e0d\u660e\u306a\u5834\u5408\u306f\u3001\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306eIcn\u307e\u305f\u306fIcu\u306e\u884c\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u5358\u4f4d\u304c\u660e\u78ba\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n<h3>\u843d\u3068\u3057\u7a743\uff1aNEMA 4X\u3068IP66\u3092\u540c\u7b49\u3068\u3057\u3066\u6271\u3046<\/h3>\n<p>\u3053\u308c\u306b\u3064\u3044\u3066\u306f\u4e0a\u8a18\u3067\u8aac\u660e\u3057\u307e\u3057\u305f\u304c\u3001#1\u7b50\u4f53\u4ed5\u69d8\u306e\u30a8\u30e9\u30fc\u3067\u3042\u308b\u305f\u3081\u3001\u7e70\u308a\u8fd4\u3059\u4fa1\u5024\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p><strong>\u554f\u984c\u70b9\uff1a<\/strong> NEMA 4X\u306b\u306f\u3001\u8010\u98df\u6027\u8a66\u9a13\uff08\u5869\u6c34\u5674\u9727\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u3084\u8010\u98df\u6027\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u306a\u3069\u306e\u7279\u5b9a\u306e\u6750\u6599\uff09\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002IP66\u306f\u3001\u7c89\u5875\u3068\u6c34\u306e\u4fb5\u5165\u306e\u307f\u3092\u30c6\u30b9\u30c8\u3057\u307e\u3059\u3002\u8edf\u92fc\u88fd\u306e\u7b50\u4f53\u306fIP66\u5b9a\u683c\u3067\u3042\u3063\u3066\u3082\u3001IP66\u306f\u8150\u98df\u3092\u30c6\u30b9\u30c8\u3057\u306a\u3044\u305f\u3081\u3001\u6cbf\u5cb8\u307e\u305f\u306f\u5316\u5b66\u74b0\u5883\u3067\u306f\u9306\u3073\u3066\u30d0\u30e9\u30d0\u30e9\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p><strong>\u5b9f\u969b\u306e\u6545\u969c\u4e8b\u4f8b\uff1a<\/strong> \u3042\u308b\u98df\u54c1\u52a0\u5de5\u65bd\u8a2d\u306f\u3001\u653b\u6483\u7684\u306a\u6d88\u6bd2\u5264\uff08\u5869\u7d20\u7cfb\uff09\u3092\u4f7f\u7528\u3057\u305f\u6d17\u6d44\u30a8\u30ea\u30a2\u306e\u5236\u5fa1\u76e4\u306bNEMA 4X\u7b50\u4f53\u3092\u6307\u5b9a\u3057\u307e\u3057\u305f\u3002\u8abf\u9054\u90e8\u9580\u306f\u3001\u6d77\u5916\u306e\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u304b\u3089\u300c\u540c\u7b49\u300d\u306eIP66\u7b50\u4f53\uff08\u5857\u88c5\u3055\u308c\u305f\u8edf\u92fc\uff09\u3092\u8abf\u9054\u3057\u307e\u3057\u305f\u30028\u304b\u6708\u4ee5\u5185\u306b\u3001\u6d88\u6bd2\u5264\u30b9\u30d7\u30ec\u30fc\u304c\u5857\u88c5\u3092\u8150\u98df\u3057\u3001\u7b50\u4f53\u3092\u9306\u3073\u3055\u305b\u3001\u30c9\u30a2\u30ac\u30b9\u30b1\u30c3\u30c8\u306e\u30b7\u30fc\u30eb\u3092\u640d\u306a\u3044\u307e\u3057\u305f\u3002\u6c34\u306e\u4fb5\u5165\u306b\u3088\u308aPLC\u304c\u640d\u50b7\u3057\u3001$15,000\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3068\u4ea4\u63db\u8cbb\u7528\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u3002NEMA 4X\u3067\u306f\u3001\u6d88\u6bd2\u5264\u306b\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u307e\u305f\u306f\u8010\u98df\u6027\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u5fc5\u8981\u3067\u3057\u305f\u3002.<\/p>\n<p><strong>\u56de\u907f\u65b9\u6cd5\uff1a<\/strong> \u4ed5\u69d8\u3067NEMA 4X\u3092\u8981\u6c42\u3059\u308b\u5834\u5408\u306f\u3001IP\u5b9a\u683c\u306b\u95a2\u4fc2\u306a\u304f\u3001\u7b50\u4f53\u6750\u6599\u3068\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u304cNEMA 250\u306e\u8010\u98df\u6027\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002IP66\u3092NEMA 4X\u306e\u4ee3\u308f\u308a\u306b\u6307\u5b9a\u3059\u308b\u5834\u5408\u306f\u3001\u7b50\u4f53\u304cASTM B117\u307e\u305f\u306f\u540c\u7b49\u306e\u5869\u6c34\u5674\u9727\u8a66\u9a13\u3067\u8150\u98df\u8a66\u9a13\u6e08\u307f\u3067\u3042\u308b\u3053\u3068\u3092\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u304b\u3089\u66f8\u9762\u3067\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3055\u3089\u306b\u826f\u3044\u306e\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067NEC\u3068IEC\u306e\u4e21\u65b9\u306e\u6e96\u62e0\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u4e21\u65b9\u306e\u5b9a\u683c\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u300c\u7b50\u4f53\u306f\u3001NEMA 250\u306b\u6e96\u62e0\u3057\u305fNEMA 4X <em>\u305d\u3057\u3066<\/em> IEC 60529\u306b\u6e96\u62e0\u3057\u305fIP66\u3067\u3042\u308a\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u92fc\u69cb\u9020\u307e\u305f\u306fASTM B117\u306b\u3088\u308b\u5869\u6c34\u5674\u9727\u8a66\u9a13\u3067\u691c\u8a3c\u3055\u308c\u305f\u8010\u98df\u6027\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3092\u5099\u3048\u3066\u3044\u308b\u3082\u306e\u3068\u3057\u307e\u3059\u3002\u300d\u201d<\/p>\n<p><strong>Pro\u30c1\u30c3\u30d7#4:<\/strong> <em>\u4e0a\u8a18\u306e3\u3064\u306e\u843d\u3068\u3057\u7a74\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u9593\u306e\u4ed5\u69d8\u30a8\u30e9\u30fc\u306e\u7d0470%\u3092\u5360\u3081\u3066\u3044\u307e\u3059\u3002\u305d\u308c\u3089\u3092\u6697\u8a18\u3059\u308b\u304b\u3001\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3092\u5370\u5237\u3057\u3066\u30e2\u30cb\u30bf\u30fc\u306b\u8cbc\u308a\u4ed8\u3051\u3066\u304f\u3060\u3055\u3044\u3002\u300c\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u300d\u3001\u300c\u906e\u65ad\u5bb9\u91cf\u300d\u3001\u307e\u305f\u306f\u300c\u7b50\u4f53\u5b9a\u683c\u300d\u3092NEC-IEC\u306e\u5883\u754c\u3092\u8d8a\u3048\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u4ed5\u69d8\u306b\u8a18\u8ff0\u3059\u308b\u305f\u3073\u306b\u3001\u3069\u306e\u30b7\u30b9\u30c6\u30e0\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u304b\u3001\u304a\u3088\u3073\u7528\u8a9e\u304c\u5b9f\u969b\u306b\u540c\u7b49\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u518d\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/em><\/p>\n<h2>\u30b7\u30b9\u30c6\u30e0\u9593\u4ed5\u69d8\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h2>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u306e\u3059\u3079\u3066\u306e\u5bfe\u5fdc\u95a2\u4fc2\u3092\u6697\u8a18\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u308c\u3067\u5927\u4e08\u592b\u3067\u3059\u3002\u5fc5\u8981\u306a\u306e\u306f\u3001\u8cfc\u5165\u6ce8\u6587\u306b\u306a\u308b\u524d\u306b\u7ffb\u8a33\u30a8\u30e9\u30fc\u3092\u30ad\u30e3\u30c3\u30c1\u3059\u308b\u305f\u3081\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3067\u3059\u3002.<\/p>\n<p>NEC\u3068IEC\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u307e\u305f\u304c\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u4ed5\u69d8\u3001RFQ\u3001\u307e\u305f\u306f\u6a5f\u5668\u30ea\u30b9\u30c8\u3092\u78ba\u5b9a\u3059\u308b\u524d\u306b\u3001\u4ee5\u4e0b\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li>\u2610 <strong>\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\uff1a<\/strong> \u79c1\u306f <em>\u6a5f\u80fd<\/em> \uff08\u300c\u904e\u96fb\u6d41\u306b\u3088\u308b\u6b8b\u7559\u96fb\u6d41\u4fdd\u8b77\u300d\uff09\u3092\u3001\u7528\u8a9e\uff08\u300cGFCI\u300d\u307e\u305f\u306f\u300cRCBO\u300d\uff09\u306b\u52a0\u3048\u3066\u6307\u5b9a\u3057\u307e\u3057\u305f\u304b\uff1f\u300cGFCI\u300d\u3068\u66f8\u3044\u305f\u5834\u5408\u3001RCCB\uff08\u904e\u96fb\u6d41\u306a\u3057\uff09\u307e\u305f\u306fRCBO\uff08\u904e\u96fb\u6d41\u3042\u308a\uff09\u304c\u5fc5\u8981\u304b\u3069\u3046\u304b\u3092\u660e\u78ba\u306b\u3057\u307e\u3057\u305f\u304b\uff1f<\/li>\n<li>\u2610 <strong>\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc:<\/strong> \u6700\u7d42\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\uff08IEC 60898-1 MCB\uff09\u3068\u7523\u696d\u7528\/\u914d\u96fb\u30d6\u30ec\u30fc\u30ab\u30fc\uff08IEC 60947-2 MCCB\/ACB\uff09\u3092\u533a\u5225\u3057\u307e\u3057\u305f\u304b\uff1f\u6b63\u3057\u3044\u5358\u4f4d\uff08\u9577\u65b9\u5f62\u5185\u306ekA\u3068\u30a2\u30f3\u30da\u30a2\uff09\u3067\u906e\u65ad\u5bb9\u91cf\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u304b\uff1f<\/li>\n<li>\u2610 <strong>\u7b50\u4f53\uff1a<\/strong> \u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u304c\u8907\u6570\u306e\u7ba1\u8f44\u533a\u57df\u306b\u307e\u305f\u304c\u308b\u5834\u5408\u306f\u3001 <em>\u4e21\u65b9<\/em> NEMA\u30bf\u30a4\u30d7\u3068IP\u30b3\u30fc\u30c9\u3092\u4f7f\u7528\u3057\u3066\u74b0\u5883\u4fdd\u8b77\u3092\u6307\u5b9a\u3057\u307e\u3057\u305f\u304b\uff1f\u4e00\u65b9\u3092\u4ed6\u65b9\u306e\u4ee3\u308f\u308a\u306b\u6307\u5b9a\u3057\u305f\u5834\u5408\u3001\u4e00\u65b9\u306e\u30b7\u30b9\u30c6\u30e0\u304c\u30ab\u30d0\u30fc\u3057\u3001\u4ed6\u65b9\u306e\u30b7\u30b9\u30c6\u30e0\u304c\u30ab\u30d0\u30fc\u3057\u306a\u3044\u8010\u98df\u6027\u3001\u69cb\u9020\u8a66\u9a13\u3001\u304a\u3088\u3073\u74b0\u5883\u30cf\u30b6\u30fc\u30c9\uff08\u6c37\u3001\u6cb9\u3001\u30af\u30fc\u30e9\u30f3\u30c8\uff09\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u304b\uff1f<\/li>\n<li>\u2610 <strong>\u63a5\u5730\/\u30a2\u30fc\u30b9\uff1a<\/strong> \u591a\u56fd\u7c4d\u30c1\u30fc\u30e0\u5411\u3051\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u3001\u4e21\u65b9\u306e\u7528\u8a9e\uff08\u300cEGC\/PE\u300d\u307e\u305f\u306f\u300c\u63a5\u5730\/\u30a2\u30fc\u30b9\u300d\uff09\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u304b\uff1f\u30b7\u30b9\u30c6\u30e0\u9593\u306e\u914d\u7dda\u30a8\u30e9\u30fc\u3092\u56de\u907f\u3059\u308b\u305f\u3081\u306b\u3001\u5c0e\u4f53\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u660e\u793a\u7684\u306b\u6307\u5b9a\u3057\u307e\u3057\u305f\u304b\uff1f<\/li>\n<li>\u2610 <strong>\u898f\u683c\u306e\u5f15\u7528\uff1a<\/strong> \u8a72\u5f53\u3059\u308b\u5834\u5408\u3001NEC\u306e\u8a18\u4e8b\u3068IEC\u898f\u683c\u306e\u4e21\u65b9\u3092\u5f15\u7528\u3057\u307e\u3057\u305f\u304b\uff08\u300cNEC\u7b2c430\u6761\u304a\u3088\u3073IEC 60947-4-1\u306b\u6e96\u62e0\u3001\u7ba1\u8f44\u533a\u57df\u306b\u9069\u7528\u3055\u308c\u308b\u5834\u5408\u300d\uff09\uff1fIEC\u6e96\u62e0\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u3001\u7c73\u56fd\u3067\u306e\u8a2d\u7f6e\u306b\u5fc5\u8981\u306aUL\/CSA\u30ea\u30b9\u30c8\u3092\u6301\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u304b\uff1f<\/li>\n<li>\u2610 <strong>\u96fb\u5727\u3068\u5468\u6ce2\u6570\uff1a<\/strong> 50 Hz\u7528\u306b\u5b9a\u683c\u3055\u308c\u305fIEC\u30c7\u30d0\u30a4\u30b9\u304c60 Hz\u30b7\u30b9\u30c6\u30e0\u3067\u52d5\u4f5c\u3059\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u304b\uff08\u6700\u65b0\u306e\u30c7\u30d0\u30a4\u30b9\u306e\u307b\u3068\u3093\u3069\u306f\u30c7\u30e5\u30a2\u30eb\u5b9a\u683c50\/60 Hz\u3067\u3059\u304c\u3001\u53e4\u3044\u30c7\u30d0\u30a4\u30b9\u306f\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\uff09\uff1f\u96fb\u5727\u306e\u4e92\u63db\u6027\uff08120V\u5bfe230V\u3001240V\u5bfe400V\uff09\u3092\u78ba\u8a8d\u3057\u307e\u3057\u305f\u304b\uff1f<\/li>\n<\/ul>\n<p>RFQ\u3067\u300c\u9001\u4fe1\u300d\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u304b\u3001\u8cfc\u5165\u6ce8\u6587\u3067\u300c\u627f\u8a8d\u300d\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u524d\u306b\u3001\u305d\u306e\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002NEMA 4X\u3068IP66\u306e\u30a8\u30e9\u30fc\u30921\u3064\u30ad\u30e3\u30c3\u30c1\u3059\u308b\u3060\u3051\u3067\u3001$15,000\u30683\u9031\u9593\u306e\u9045\u5ef6\u3092\u7bc0\u7d04\u3067\u304d\u307e\u3059\u3002\u906e\u65ad\u5bb9\u91cf\u306e\u8aa4\u8aad\u3092\u30ad\u30e3\u30c3\u30c1\u3059\u308b\u3068\u3001\u8ab0\u304b\u3092\u8ca0\u50b7\u3055\u305b\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u58ca\u6ec5\u7684\u306a\u6545\u969c\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n<hr \/>\n<p><strong>\u53c2\u7167\u898f\u683c\u3068\u30bd\u30fc\u30b9<\/strong><\/p>\n<ul>\n<li>IEC 60947-2:2024 (\u4f4e\u96fb\u5727\u958b\u9589\u88c5\u7f6e\u304a\u3088\u3073\u5236\u5fa1\u88c5\u7f6e \u2013 \u7b2c2\u90e8\uff1a\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3001Ed. 6.0\u30012024-09-18\u767a\u884c)<\/li>\n<li>IEC 61009-1:2024 (\u4e00\u4f53\u578b\u904e\u96fb\u6d41\u4fdd\u8b77\u4ed8\u304d\u6b8b\u7559\u96fb\u6d41\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc \u2013 RCBO\u3001Ed. 4.0\u30012024-11-21\u767a\u884c)<\/li>\n<li>IEC 61008-2-1:2024 (\u4e00\u4f53\u578b\u904e\u96fb\u6d41\u4fdd\u8b77\u306a\u3057\u6b8b\u7559\u96fb\u6d41\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc \u2013 RCCB\u3001Ed. 2.0\u30012024-11-21\u767a\u884c)<\/li>\n<li>IEC 62606 (\u30a2\u30fc\u30af\u6545\u969c\u691c\u51fa\u30c7\u30d0\u30a4\u30b9\u306e\u4e00\u822c\u8981\u4ef6\u30012022\u5e74\u307e\u3067\u306e\u7d71\u5408\u7248)<\/li>\n<li>IEC 60898-1 (\u5bb6\u5ead\u7528\u304a\u3088\u3073\u985e\u4f3c\u306e\u8a2d\u7f6e\u306e\u904e\u96fb\u6d41\u4fdd\u8b77\u7528\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc \u2013 MCB)<\/li>\n<li>IEC 60529 (\u7b50\u4f53\u306b\u3088\u3063\u3066\u63d0\u4f9b\u3055\u308c\u308b\u4fdd\u8b77\u7b49\u7d1a \u2013 IP\u30b3\u30fc\u30c9)<\/li>\n<li>NEMA 250-2020\uff08\u6700\u59271000\u30dc\u30eb\u30c8\u306e\u96fb\u6c17\u6a5f\u5668\u7528\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\uff09<\/li>\n<li>NEMA BI 50014\u20132024 (NEMA 250\u3068IEC 60529\u306e\u7c21\u5358\u306a\u6bd4\u8f03)<\/li>\n<li>NEC 2023 (NFPA 70\u3001\u7c73\u56fd\u96fb\u6c17\u5de5\u4e8b\u898f\u7a0b)<\/li>\n<li>UL 489 (\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3001\u30e2\u30fc\u30eb\u30c9\u30b1\u30fc\u30b9\u30b9\u30a4\u30c3\u30c1\u3001\u304a\u3088\u3073\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u7b50\u4f53)<\/li>\n<li>UL 943 (\u5730\u7d61\u56de\u8def\u906e\u65ad\u5668)<\/li>\n<li>IEC Electropedia (IEV 826-13-22\u3001\u4fdd\u8b77\u5c0e\u4f53\u306e\u5b9a\u7fa9)<\/li>\n<\/ul>\n<p><strong>\u9069\u6642\u6027\u306b\u95a2\u3059\u308b\u58f0\u660e<\/strong><\/p>\n<p>\u3059\u3079\u3066\u306e\u898f\u683c\u30d0\u30fc\u30b8\u30e7\u30f3\u3001\u6280\u8853\u4ed5\u69d8\u3001\u304a\u3088\u3073\u901a\u4fe1\u30ac\u30a4\u30c0\u30f3\u30b9\u306f\u30012025\u5e7411\u6708\u73fe\u5728\u3067\u6b63\u78ba\u3067\u3059\u3002.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>You&#8217;re halfway through the panel spec when the supplier&#8217;s email arrives: &#8220;Can you clarify\u2014are you requesting GFCI protection per NEC or RCD protection per IEC 61009?&#8221; You stare at the screen. Aren&#8217;t they the same thing? They are. Sort of. The device does the same job\u2014but the terminology, the standards numbering, the rating nomenclature, and even the test parameters are different. Your US-trained brain says &#8220;GFCI.&#8221; The international supplier&#8217;s datasheet says &#8220;RCBO.&#8221; The panel builder in Mexico needs both terms because they serve clients in Texas and clients in Europe. One device. Two languages. 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