{"id":21355,"date":"2026-01-19T02:29:35","date_gmt":"2026-01-18T18:29:35","guid":{"rendered":"https:\/\/viox.com\/?p=21355"},"modified":"2026-01-19T02:29:37","modified_gmt":"2026-01-18T18:29:37","slug":"rcd-vs-gfci-breaker-difference-iec-nec","status":"publish","type":"post","link":"https:\/\/test.viox.com\/ja\/rcd-vs-gfci-breaker-difference-iec-nec\/","title":{"rendered":"RCD\u30d6\u30ec\u30fc\u30ab\u30fc\u3068GFCI\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u9055\u3044\u306f\uff1f"},"content":{"rendered":"<div class=\"product-intro\">\n<p>\u56fd\u969b\u7684\u306a\u96fb\u6c17\u5de5\u4e8b\u8acb\u8ca0\u696d\u8005\u3001\u30d1\u30cd\u30eb\u30d3\u30eb\u30c0\u30fc\u3001\u304a\u3088\u3073\u8abf\u9054\u30b9\u30da\u30b7\u30e3\u30ea\u30b9\u30c8\u306b\u3068\u3063\u3066\u3001IEC\uff08\u56fd\u969b\uff09\u898f\u683c\u3068NEC\uff08\u5317\u7c73\uff09\u898f\u683c\u306e\u9593\u306e\u7528\u8a9e\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u5e38\u306b\u4e0d\u6e80\u306e\u7a2e\u3068\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u3082\u4e00\u822c\u7684\u306a\u6df7\u4e71\u70b9\u306f\u4f55\u3067\u3057\u3087\u3046\u304b\uff1f\u305d\u308c\u306f\u3001 <strong>RCD\u30d6\u30ec\u30fc\u30ab\u30fc<\/strong> \u3084 <strong>GFCI\u30d6\u30ec\u30fc\u30ab\u30fc<\/strong>.<\/p>\n<p>\u3068GFCI\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u533a\u5225\u3067\u3059\u3002\u3053\u308c\u3089\u306f\u540c\u3058\u30c7\u30d0\u30a4\u30b9\u306a\u306e\u3067\u3057\u3087\u3046\u304b\uff1f\u4e00\u65b9\u3092\u4ed6\u65b9\u306e\u4ee3\u308f\u308a\u306b\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f\u306a\u305c\u4e00\u65b9\u306f5mA\u3067\u30c8\u30ea\u30c3\u30d7\u3057\u3001\u4ed6\u65b9\u306f30mA\u3067\u30c8\u30ea\u30c3\u30d7\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u7528\u8a9e\u306e\u58c1\u3092\u53d6\u308a\u6255\u3044\u3001\u3053\u308c\u30892\u3064\u306e\u91cd\u8981\u306a\u5b89\u5168\u30c7\u30d0\u30a4\u30b9\u306e\u6280\u8853\u7684\u3001\u6a5f\u80fd\u7684\u3001\u304a\u3088\u3073\u898f\u5236\u4e0a\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002\u30c9\u30d0\u30a4\uff08IEC\uff09\u307e\u305f\u306f\u30c0\u30e9\u30b9\uff08NEC\uff09\u3067\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u7279\u5b9a\u3059\u308b\u5834\u5408\u3067\u3082\u3001\u3053\u308c\u3089\u306e\u30cb\u30e5\u30a2\u30f3\u30b9\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u5b89\u5168\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3068\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/p>\n<h2>\u6838\u5fc3\uff1a\u540c\u3058\u6280\u8853\u3001\u7570\u306a\u308b\u540d\u79f0<\/h2>\n<p>RCD\u3068GFCI\u306f\u3069\u3061\u3089\u3082\u3001 <strong>\u5730\u7d61\u96fb\u6d41<\/strong>\u2015\u2015\u56de\u8def\u304b\u3089\u5730\u9762\u306b\u6f0f\u308c\u308b\u96fb\u6c17\uff08\u591a\u304f\u306e\u5834\u5408\u3001\u4eba\u4f53\u3092\u4ecb\u3057\u3066\uff09\u3092\u691c\u51fa\u3059\u308b\u3053\u3068\u3067\u3001\u4eba\u547d\u3092\u6551\u3046\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p>\u3069\u3061\u3089\u306e\u30c7\u30d0\u30a4\u30b9\u3082\u3001\u540c\u3058\u57fa\u672c\u7684\u306a\u7269\u7406\u539f\u7406\u306b\u57fa\u3065\u3044\u3066\u52d5\u4f5c\u3057\u307e\u3059\u3002 <strong>\u30ad\u30eb\u30d2\u30db\u30c3\u30d5\u306e\u6cd5\u5247<\/strong>. \u305d\u308c\u3089\u306f\u3001\u6d3b\u7dda\uff08\u30db\u30c3\u30c8\uff09\u5c0e\u4f53\u3092\u6d41\u308c\u308b\u96fb\u6d41\u3092\u76e3\u8996\u3057\u3001\u305d\u308c\u3092\u4e2d\u6027\u7dda\u306b\u623b\u308b\u96fb\u6d41\u3068\u6bd4\u8f03\u3057\u307e\u3059\u3002\u6b63\u5e38\u306a\u56de\u8def\u3067\u306f\u3001\u3053\u308c\u3089\u306e\u96fb\u6d41\u306f\u7b49\u3057\u304f\u306a\u308a\u307e\u3059\u3002\u3082\u3057\u7570\u306a\u308c\u3070\u3001\u96fb\u6d41\u304c\u3069\u3053\u304b\u6f0f\u308c\u3066\u3044\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n<ul>\n<li><strong>RCD\uff08\u6b8b\u7559\u96fb\u6d41\u30c7\u30d0\u30a4\u30b9\uff09\uff1a<\/strong> \u3053\u308c\u306f\u3001 <strong>IEC\uff08\u56fd\u969b\u96fb\u6c17\u6a19\u6e96\u4f1a\u8b70\uff09<\/strong>. IEC\u306b\u3088\u3063\u3066\u4f7f\u7528\u3055\u308c\u308b\u5305\u62ec\u7684\u306a\u7528\u8a9e\u3067\u3059\u3002RCCB\u3084RCBO\u3092\u542b\u3080\u30c7\u30d0\u30a4\u30b9\u306e\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002\u300c\u6b8b\u7559\u300d\u3068\u3044\u3046\u7528\u8a9e\u306f\u3001\u4e2d\u6027\u7dda\u3092\u4ecb\u3057\u3066\u623b\u3089\u306a\u304b\u3063\u305f\u300c\u6b8b\u308a\u300d\u306e\u96fb\u6d41\u3092\u6307\u3057\u307e\u3059\u3002.<\/li>\n<li><strong>GFCI\uff08\u5730\u7d61\u906e\u65ad\u5668\uff09\uff1a<\/strong> \u3053\u308c\u306f\u3001 <strong>\u5317\u7c73\uff08NEC\/UL\u898f\u683c\uff09\u3067\u4f7f\u7528\u3055\u308c\u308b\u7279\u5b9a\u306e\u7528\u8a9e\u3067\u3059\u3002<\/strong>. \u6e2c\u5b9a\u65b9\u6cd5\u3067\u306f\u306a\u304f\u3001 <em>\u6545\u969c<\/em> \u72b6\u614b\uff08\u5730\u7d61\uff09\u3092\u5f37\u8abf\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u7269\u7406\u5b66\u306f\u540c\u4e00\u3067\u3059\u304c\u3001 <strong>\u5b9f\u88c5\u3001\u611f\u5ea6\u3001\u304a\u3088\u3073\u30c8\u30ea\u30c3\u30d7\u7279\u6027<\/strong> \u306f\u3001\u5317\u7c73\u3068\u4e16\u754c\u306e\u4ed6\u306e\u5730\u57df\u3068\u306e\u9593\u306e\u7570\u306a\u308b\u5b89\u5168\u54f2\u5b66\u306e\u305f\u3081\u306b\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\u3002.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Technical-diagram-comparing-RCD-and-GFCI-internal-residual-current-detection-mechanisms-showing-identical-working-principles-with-current-transformer-and-trip-relay.webp\" alt=\"Technical diagram comparing RCD and GFCI internal residual current detection mechanisms showing identical working principles with current transformer and trip relay\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">RCD\uff08IEC\uff09\u304a\u3088\u3073GFCI\uff08UL 943\uff09\u306e\u691c\u51fa\u30e1\u30ab\u30cb\u30ba\u30e0\u306e\u540c\u4e00\u306e\u5185\u90e8\u52d5\u4f5c\u539f\u7406\u3092\u793a\u3059\u6280\u8853\u56f3\u3002.<\/figcaption><\/figure>\n<h2>\u7528\u8a9e\u306e\u5206\u89e3\uff1aRCD\u30d5\u30a1\u30df\u30ea\u30fc\u5bfeGFCI\u30d5\u30a1\u30df\u30ea\u30fc<\/h2>\n<p>\u6df7\u4e71\u306f\u3001\u300cRCD\u300d\u304c\u30ab\u30c6\u30b4\u30ea\u3067\u3042\u308a\u3001\u300cGFCI\u300d\u304c\u7279\u5b9a\u306e\u88fd\u54c1\u5f62\u5f0f\u3092\u6307\u3059\u3053\u3068\u304c\u591a\u3044\u3068\u3044\u3046\u4e8b\u5b9f\u304b\u3089\u751f\u3058\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u660e\u78ba\u306b\u3059\u308b\u305f\u3081\u306b\u3001\u3053\u308c\u3089\u306e\u6a5f\u80fd\u304c\u3069\u306e\u3088\u3046\u306b\u30d1\u30c3\u30b1\u30fc\u30b8\u5316\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u898b\u3066\u307f\u307e\u3057\u3087\u3046\u3002.<\/p>\n<p>\u3053\u308c\u3089\u306e\u982d\u5b57\u8a9e\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u6b21\u306e\u30ac\u30a4\u30c9\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/test.viox.com\/ja\/electrical-alphabet-soup-mccb-vs-rccb-explained\/\">\u96fb\u6c17\u306e\u30a2\u30eb\u30d5\u30a1\u30d9\u30c3\u30c8\u30b9\u30fc\u30d7\uff1aMCCB\u5bfeRCCB\u306e\u8aac\u660e<\/a>.<\/p>\n<h3>\u30b0\u30ed\u30fc\u30d0\u30eb\u7528\u8a9e\u306e\u6bd4\u8f03<\/h3>\n<table style=\"width: 100%; border-collapse: collapse;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>IEC \/ \u56fd\u969b\u7528\u8a9e<\/th>\n<th>\u5317\u7c73\uff08UL\/NEC\uff09\u7528\u8a9e<\/th>\n<th>\u6a5f\u80fd<\/th>\n<th>\u4e3b\u8981\u898f\u683c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>RCD<\/strong> RCD\uff08\u5305\u62ec\u7684\u306a\u7528\u8a9e\uff09<\/td>\n<td><strong>\u5730\u7d61\u4fdd\u8b77<\/strong><\/td>\n<td>\u6f0f\u96fb\u4fdd\u8b77\u306e\u4e00\u822c\u7684\u306a\u7528\u8a9e\u3002.<\/td>\n<td>GFCI\uff08\u5305\u62ec\u7684\u306a\u7528\u8a9e\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>RCCB<\/strong> RCCB\uff08\u6b8b\u7559\u96fb\u6d41\u56de\u8def\u906e\u65ad\u5668\uff09<\/td>\n<td><em>\u76f4\u63a5\u7684\u306a\u540c\u7b49\u7269\u306f\u3042\u308a\u307e\u305b\u3093<\/em> \uff08\u6700\u3082\u8fd1\u3044\u306e\u306f\u30b9\u30bf\u30f3\u30c9\u30a2\u30ed\u30f3\u306eGFCI\u30b9\u30a4\u30c3\u30c1\u3067\u3059\u304c\u3001\u307e\u308c\u3067\u3059\uff09<\/td>\n<td>\u6f0f\u96fb\u4fdd\u8b77\u306e\u307f\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 <strong>\u306e\u307f<\/strong>. \u3002MCB\uff08\u30df\u30cb\u30c1\u30e5\u30a2\u56de\u8def\u906e\u65ad\u5668\uff09\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <a href=\"https:\/\/test.viox.com\/ja\/mcb\/\">MCB<\/a>.<\/td>\n<td>IEC61008-1<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30a2\u30fc\u30eb\u30b7\u30fc\u30dc<\/strong> \uff08\u904e\u96fb\u6d41\u4ed8\u304d\u6b8b\u7559\u96fb\u6d41\u30d6\u30ec\u30fc\u30ab\u30fc\uff09<\/td>\n<td><strong>GFCI\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc<\/strong><\/td>\n<td>RCBO\uff08\u6b8b\u7559\u96fb\u6d41\u906e\u65ad\u5668\u3001\u904e\u8ca0\u8377\u4fdd\u8b77\u4ed8\u304d\uff09.<\/td>\n<td>GFCI\u56de\u8def\u906e\u65ad\u5668<\/td>\n<\/tr>\n<tr>\n<td><em>\u76f4\u63a5\u7684\u306a\u540c\u7b49\u7269\u306f\u3042\u308a\u307e\u305b\u3093<\/em> \uff08SRCD\u306f\u5b58\u5728\u3057\u307e\u3059\u304c\u3001\u307e\u308c\u3067\u3059\uff09<\/td>\n<td><strong>GFCI\u30b3\u30f3\u30bb\u30f3\u30c8<\/strong> \uff08\u30a2\u30a6\u30c8\u30ec\u30c3\u30c8\uff09<\/td>\n<td>\u58c1\u306e\u30bd\u30b1\u30c3\u30c8\u306b\u7d71\u5408\u3055\u308c\u305f\u6f0f\u96fb\u4fdd\u8b77\u3002.<\/td>\n<td>UL943<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>IEC\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\uff08RCD\uff09<\/h3>\n<p>IEC\u5e02\u5834\uff08\u30e8\u30fc\u30ed\u30c3\u30d1\u3001\u30a2\u30b8\u30a2\u3001\u30aa\u30fc\u30b9\u30c8\u30e9\u30ea\u30a2\uff09\u3067\u306f\u3001\u4fdd\u8b77\u306f\u901a\u5e38\u5206\u5272\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <strong>RCCB<\/strong> RCCB\u304c\u56de\u8def\u306e\u30b0\u30eb\u30fc\u30d7\u3092\u4fdd\u8b77\u3057\u305f\u308a\u3001 <strong>\u30a2\u30fc\u30eb\u30b7\u30fc\u30dc<\/strong> RCBO\u304c\u5358\u4e00\u306e\u91cd\u8981\u306a\u56de\u8def\u3092\u4fdd\u8b77\u3057\u305f\u308a\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u91cd\u8981\u306a\u306e\u306f\u3001RCCB\u306f <em>\u3067\u304d\u306a\u3044<\/em> \u904e\u8ca0\u8377\u304b\u3089\u4fdd\u8b77\u3057\u306a\u3044\u3053\u3068\u3067\u3059\u3002\u96fb\u6d41\u304c\u5b9a\u683c\u3092\u8d85\u3048\u308b\u3068\u713c\u640d\u3057\u307e\u3059\u3002\u5e38\u306b\u4e0a\u6d41\u306e\u30d2\u30e5\u30fc\u30ba\u307e\u305f\u306fMCB\u3068\u7d44\u307f\u5408\u308f\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <a href=\"https:\/\/test.viox.com\/ja\/rcd-vs-mcb-understanding-the-key-differences-in-electrical-protection-devices\/\">RCD\u5bfeMCB\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/a> \u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<h3>\u5317\u7c73\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\uff08GFCI\uff09<\/h3>\n<p>\u7c73\u56fd\u3068\u30ab\u30ca\u30c0\u3067\u306f\u3001 <strong>GFCI\u30d6\u30ec\u30fc\u30ab\u30fc<\/strong> GFCI\u56de\u8def\u906e\u65ad\u5668\u304cRCBO\u306e\u76f4\u63a5\u7684\u306a\u540c\u7b49\u7269\u3067\u3059\u3002\u3053\u308c\u306f\u3001\u30d1\u30cd\u30eb\u306b\u53d6\u308a\u4ed8\u3051\u3089\u308c\u305f1\u3064\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3067\u3059\u3079\u3066\uff08\u904e\u8ca0\u8377\u3001\u77ed\u7d61\u3001\u5730\u7d61\uff09\u3092\u51e6\u7406\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u6700\u3082\u4e00\u822c\u7684\u306a\u30c7\u30d0\u30a4\u30b9\u306f <strong>GFCI\u30b3\u30f3\u30bb\u30f3\u30c8<\/strong>, GFCI\u30b3\u30f3\u30bb\u30f3\u30c8\u3067\u3042\u308a\u3001\u4fdd\u8b77\u3092\u4f7f\u7528\u5834\u6240\uff08\u305f\u3068\u3048\u3070\u3001\u30d0\u30b9\u30eb\u30fc\u30e0\u306e\u30bd\u30b1\u30c3\u30c8\uff09\u306b\u914d\u7f6e\u3057\u307e\u3059\u3002.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Side-by-side-comparison-of-VIOX-RCCB-residual-current-device-in-IEC-format-versus-GFCI-circuit-breaker-in-North-American-UL-format-showing-design-differences.webp\" alt=\"Side-by-side comparison of VIOX RCCB residual current device in IEC format versus GFCI circuit breaker in North American UL format showing design differences\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">\u30d3\u30b8\u30e5\u30a2\u30eb\u6bd4\u8f03\uff1aVIOX RCCB\uff08IEC\u5f62\u5f0f\uff09\u5bfeGFCI\u56de\u8def\u906e\u65ad\u5668\uff08\u5317\u7c73\u5f62\u5f0f\uff09\u3002.<\/figcaption><\/figure>\n<h2>\u91cd\u8981\u306a\u9055\u3044\uff1a\u611f\u5ea6\u95be\u5024<\/h2>\n<p>RCD\u3068GFCI\u306e\u6700\u3082\u91cd\u8981\u306a\u6280\u8853\u7684\u306a\u9055\u3044\u306f\u3001 <strong>\u611f\u5ea6<\/strong>. \u3067\u3059\u3002\u3053\u308c\u306f\u3001\u3069\u3053\u3067\u3069\u306e\u3088\u3046\u306b\u4f7f\u7528\u3067\u304d\u308b\u304b\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002.<\/p>\n<table style=\"width: 100%; border-collapse: collapse;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\n<th>RCD\uff08IEC\u898f\u683c\uff09<\/th>\n<th>GFCI\uff08\u5317\u7c73\u898f\u683c\uff09<\/th>\n<th>\u6ce8\u8a18<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u30c8\u30ea\u30c3\u30d7\u95be\u5024<\/strong><\/td>\n<td><strong>30mA<\/strong> \uff08\u6a19\u6e96\uff09<\/td>\n<td><strong>30mA<\/strong> 5mA<\/td>\n<td>\uff08\u00b11mA\uff09.<\/td>\n<\/tr>\n<tr>\n<td><strong>GFCI\u306f6\u500d\u9ad8\u611f\u5ea6\u3067\u3059\u3002<\/strong><\/td>\n<td>\u81f4\u6b7b\u7684\u306a\u5fc3\u5ba4\u7d30\u52d5\uff08\u611f\u96fb\u4fdd\u8b77\uff09\u306e\u9632\u6b62\u3002.<\/td>\n<td>\u9632\u6b62 <em>\u4ed6\u306e<\/em> \u30b7\u30e7\u30c3\u30af\u611f\u899a\uff08\u9a5a\u6115\u53cd\u5fdc\uff09\u3002.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><strong>\u8ff7\u60d1\u306a\u30c8\u30ea\u30c3\u30d7<\/strong><\/td>\n<td>\u4f4e\u30ea\u30b9\u30af\u300230mA\u306f\u30b1\u30fc\u30d6\u30eb\u306e\u81ea\u7136\u306a\u6f0f\u308c\u3092\u8a31\u5bb9\u3057\u307e\u3059\u3002.<\/td>\n<td>\u9759\u96fb\u5bb9\u91cf\u6027\u6f0f\u308c\u306e\u305f\u3081\u3001\u9577\u3044\u30b1\u30fc\u30d6\u30eb\u914d\u7dda\u3067\u306f\u9ad8\u30ea\u30b9\u30af\u3002.<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><strong>\u65c5\u884c\u6642\u9593<\/strong><\/td>\n<td>&lt; 300ms\uff08\u77ac\u6642\uff09<\/td>\n<td>&lt; 25ms\uff08\u3088\u308a\u9ad8\u3044\u6545\u969c\u6642\uff09<\/td>\n<td>GFCI\u306f\u4e00\u822c\u7684\u306b\u30c8\u30ea\u30c3\u30d7\u304c\u901f\u3044\u3002.<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u306a\u305c\u9055\u3044\u304c\u3042\u308b\u306e\u304b\uff1f<\/strong><br \/>\n\u5317\u7c73\u898f\u683c\uff08UL 943\uff09\u306f\u3001\u300cLet-Go\u300d\u95be\u5024\u3092\u512a\u5148\u3057\u307e\u3059\u30025mA\u306e\u30b7\u30e7\u30c3\u30af\u306f\u75db\u307f\u3092\u4f34\u3044\u307e\u3059\u304c\u3001\u4eba\u304c\u30ef\u30a4\u30e4\u30fc\u304b\u3089\u624b\u3092\u96e2\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002IEC\u898f\u683c\uff08IEC 60479\uff09\u306f\u300130mA\u306f\u91cd\u5927\u306a\u30b7\u30e7\u30c3\u30af\u3067\u3059\u304c\u3001\u77ed\u6642\u9593\u3067\u3042\u308c\u3070\u5fc3\u5ba4\u7d30\u52d5\uff08\u5fc3\u505c\u6b62\uff09\u306e\u95be\u5024\u3092\u4e00\u822c\u7684\u306b\u4e0b\u56de\u308b\u3053\u3068\u3092\u8a8d\u8b58\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p>IEC\u306f\u3001\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u96fb\u6e90\u3084\u9577\u3044\u30b1\u30fc\u30d6\u30eb\u914d\u7dda\u306e\u81ea\u7136\u306a\u6f0f\u308c\u96fb\u6d41\u306b\u3088\u3063\u3066\u7d76\u3048\u9593\u306a\u3044\u8aa4\u30c8\u30ea\u30c3\u30d7\u304c\u767a\u751f\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u300c\u5bb6\u5168\u4f53\u300d\u307e\u305f\u306f\u300c\u56de\u8def\u5168\u4f53\u300d\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b30mA\u3092\u9078\u629e\u3057\u307e\u3057\u305f\u3002NEC\u306f\u6700\u5927\u306e\u5b89\u5168\u306e\u305f\u3081\u306b5mA\u3092\u9078\u629e\u3057\u307e\u3057\u305f\u304c\u3001\u30b1\u30fc\u30d6\u30eb\u9577\u3068\u6f0f\u308c\u306e\u84c4\u7a4d\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u308b\u305f\u3081\u306b\u3001\u4fdd\u8b77\u3092\u30d1\u30cd\u30eb\u3067\u306f\u306a\u304f\u30b3\u30f3\u30bb\u30f3\u30c8\uff08GFCI\u30ec\u30bb\u30d7\u30bf\u30af\u30eb\uff09\u306b\u8a2d\u7f6e\u3059\u308b\u3053\u3068\u3092\u4f59\u5100\u306a\u304f\u3055\u308c\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Comparative-sensitivity-chart-showing-GFCI-5mA-versus-RCD-30mA-trip-thresholds-with-human-safety-impact-zones-and-application-recommendations.webp\" alt=\"Comparative sensitivity chart showing GFCI 5mA versus RCD 30mA trip thresholds with human safety impact zones and application recommendations\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">\u611f\u5ea6\u30e9\u30c0\u30fc\uff1aUL 943 GFCI\uff085mA\uff09\u3068IEC RCD\uff0830mA\uff09\u898f\u683c\u9593\u306e\u4eba\u9593\u306e\u5b89\u5168\u5f71\u97ff\u30be\u30fc\u30f3\u306e\u6bd4\u8f03\u3002.<\/figcaption><\/figure>\n<h2>\u5b9f\u88c5\u54f2\u5b66\uff1a\u30dd\u30a4\u30f3\u30c8\u30aa\u30d6\u30e6\u30fc\u30b9 vs \u56de\u8def\u5168\u4f53<\/h2>\n<p>\u611f\u5ea6\u306e\u9055\u3044\u304c\u30012\u3064\u306e\u7570\u306a\u308b\u8a2d\u7f6e\u54f2\u5b66\u3092\u63a8\u9032\u3057\u307e\u3059\u3002.<\/p>\n<h3>\u5317\u7c73\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\uff08NEC\uff09\uff1a\u30dd\u30a4\u30f3\u30c8\u30aa\u30d6\u30e6\u30fc\u30b9<\/h3>\n<p>5mA\u306f\u975e\u5e38\u306b\u654f\u611f\u3067\u3042\u308b\u305f\u3081\u3001GFCI\u306f\u6b74\u53f2\u7684\u306b\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u307e\u3059 <strong>\u53ef\u80fd\u306a\u9650\u308a\u8ca0\u8377\u306b\u8fd1\u3044\u5834\u6240<\/strong>\u2014\u901a\u5e38\u306f\u30d0\u30b9\u30eb\u30fc\u30e0\u307e\u305f\u306f\u30ad\u30c3\u30c1\u30f3\u306e\u30ec\u30bb\u30d7\u30bf\u30af\u30eb\u3068\u3057\u3066\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30d0\u30a4\u30b9\u304c50\u30d5\u30a3\u30fc\u30c8\u306e\u30ed\u30e1\u30c3\u30af\u30b9\u30b1\u30fc\u30d6\u30eb\u306e\u7d2f\u7a4d\u6f0f\u308c\u306b\u3088\u3063\u3066\u30c8\u30ea\u30c3\u30d7\u3059\u308b\u306e\u3092\u9632\u304e\u307e\u3059\u3002GFCI\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u5b58\u5728\u3057\u307e\u3059\u304c\u3001\u53e4\u3044\u5bb6\u3067\u306fGFCI\u30b3\u30f3\u30bb\u30f3\u30c8\u307b\u3069\u4e00\u822c\u7684\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n<h3>IEC\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a\u56de\u8def\u5168\u4f53\u306e\u4fdd\u8b77<\/h3>\n<p>30mA\u306e\u95be\u5024\u3092\u4f7f\u7528\u3059\u308b\u3068\u3001RCD\u306f\u914d\u96fb\u76e4\uff08\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fc\u30e6\u30cb\u30c3\u30c8\uff09\u304b\u3089\u56de\u8def\u5168\u4f53\u3001\u307e\u305f\u306f\u56de\u8def\u306e\u30b0\u30eb\u30fc\u30d7\u5168\u4f53\u3092\u5feb\u9069\u306b\u4fdd\u8b77\u3067\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4fdd\u8b77\u304c\u4e00\u5143\u5316\u3055\u308c\u3001\u30ea\u30bb\u30c3\u30c8\u3068\u7ba1\u7406\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n<table style=\"width: 100%; border-collapse: collapse;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u7279\u5fb4<\/th>\n<th>\u5317\u7c73\uff08GFCI\uff09\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/th>\n<th>IEC\uff08RCD\uff09\u306e\u30a2\u30d7\u30ed\u30fc\u30c1<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>\u6240\u5728\u5730<\/strong><\/td>\n<td>\u58c1\u306e\u30b3\u30f3\u30bb\u30f3\u30c8\uff08\u30ec\u30bb\u30d7\u30bf\u30af\u30eb\uff09\u307e\u305f\u306f\u30d1\u30cd\u30eb<\/td>\n<td>\u914d\u96fb\u76e4\uff08\u30d1\u30cd\u30eb\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u7bc4\u56f2<\/strong><\/td>\n<td>\u7279\u5b9a\u306e\u5371\u967a\u306a\u5834\u6240\uff08\u6fe1\u308c\u305f\u5834\u6240\uff09<\/td>\n<td>\u3059\u3079\u3066\u306e\u30bd\u30b1\u30c3\u30c8\u56de\u8def\uff08\u304a\u3088\u3073\u307e\u3059\u307e\u3059\u7167\u660e\uff09<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/strong><\/td>\n<td>\u30e6\u30fc\u30b6\u30fc\u306f\u6bce\u6708\u5404\u30b3\u30f3\u30bb\u30f3\u30c8\u3092\u30c6\u30b9\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/td>\n<td>\u30e6\u30fc\u30b6\u30fc\u306f\u30e1\u30a4\u30f3\u30d1\u30cd\u30eb\u3067\u30c7\u30d0\u30a4\u30b9\u3092\u30c6\u30b9\u30c8\u3057\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30b3\u30b9\u30c8<\/strong><\/td>\n<td>\u4f4e\u3044\uff08\u30b3\u30f3\u30bb\u30f3\u30c8\u306f\u5b89\u4fa1\uff09<\/td>\n<td>\u9ad8\u3044\uff08\u30d1\u30cd\u30eb\u30c7\u30d0\u30a4\u30b9\u306f\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u3055\u308c\u305f\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\uff09<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Electrical-distribution-diagram-comparing-North-American-point-of-use-GFCI-receptacle-installation-versus-IEC-whole-circuit-RCD-protection-from-distribution-panel.webp\" alt=\"Electrical distribution diagram comparing North American point-of-use GFCI receptacle installation versus IEC whole-circuit RCD protection from distribution panel\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">\u5317\u7c73\u306e\u30dd\u30a4\u30f3\u30c8\u30aa\u30d6\u30e6\u30fc\u30b9GFCI\u8a2d\u7f6e\u3068IEC\u56de\u8def\u30ec\u30d9\u30ebRCD\u4fdd\u8b77\u306e\u9055\u3044\u3092\u793a\u3059\u56f3\u3002.<\/figcaption><\/figure>\n<h2>\u898f\u683c\u3068\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u30de\u30c8\u30ea\u30c3\u30af\u30b9<\/h2>\n<p>\u88fd\u9020\u696d\u8005\u304a\u3088\u3073\u8f38\u5165\u696d\u8005\u306b\u3068\u3063\u3066\u3001\u898f\u683c\u306e\u540d\u524d\u3092\u77e5\u308b\u3053\u3068\u3088\u308a\u3082\u3001\u898f\u683c\u3092\u77e5\u308b\u3053\u3068\u306e\u65b9\u304c\u91cd\u8981\u3067\u3059\u3002\u307b\u3068\u3093\u3069\u306e30mA RCD\u306f\u611f\u5ea6\u8981\u4ef6\u306e\u305f\u3081\u306b\u4e0d\u5408\u683c\u306b\u306a\u308b\u305f\u3081\u3001UL 943\u306b\u5408\u683c\u3057\u306a\u3044\u9650\u308a\u3001IEC RCD\u3092\u7c73\u56fd\u5e02\u5834\u3067\u300cGFCI\u300d\u3068\u3057\u3066\u8ca9\u58f2\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002.<\/p>\n<table style=\"width: 100%; border-collapse: collapse;\" border=\"1\" cellspacing=\"0\" cellpadding=\"8\">\n<thead>\n<tr style=\"background-color: #f2f2f2;\">\n<th>\u30c7\u30d0\u30a4\u30b9\u30bf\u30a4\u30d7<\/th>\n<th>\u4e3b\u8981\u898f\u683c<\/th>\n<th>\u611f\u5ea6<\/th>\n<th>\u30c6\u30b9\u30c8\u8981\u4ef6<\/th>\n<th>\u8a8d\u8a3c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><strong>GFCI<\/strong><\/td>\n<td><strong>UL943<\/strong> \/ CSA C22.2<\/td>\n<td><strong>30mA<\/strong> \u00b11mA<\/td>\n<td>\u6bce\u6708\uff08\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u3067\u306f\u81ea\u52d5\u76e3\u8996\u304c\u5fc5\u8981\uff09<\/td>\n<td>UL \/ ETL \/ CSA<\/td>\n<\/tr>\n<tr>\n<td><strong>RCCB<\/strong><\/td>\n<td><strong>IEC61008-1<\/strong><\/td>\n<td>10\u300130\u3001100\u3001300mA<\/td>\n<td>\u5b9a\u671f\u7684\uff08\u30c6\u30b9\u30c8\u30dc\u30bf\u30f3\uff09<\/td>\n<td>CE \/ CB \/ KEMA<\/td>\n<\/tr>\n<tr>\n<td><strong>\u30a2\u30fc\u30eb\u30b7\u30fc\u30dc<\/strong><\/td>\n<td><strong>IEC 61009-1<\/strong><\/td>\n<td>10\u300130\u3001100\u3001300mA<\/td>\n<td>\u5b9a\u671f\u7684\uff08\u30c6\u30b9\u30c8\u30dc\u30bf\u30f3\uff09<\/td>\n<td>CE \/ CB \/ CCC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u30af\u30ed\u30b9\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306b\u95a2\u3059\u308b\u6ce8\u8a18\uff1a<\/strong> 30mA RCD\u306f <strong>\u306a\u3044<\/strong> \u30d0\u30b9\u30eb\u30fc\u30e0\/\u30ad\u30c3\u30c1\u30f3\uff085mA\u304c\u5fc5\u8981\uff09\u306e\u4eba\u54e1\u4fdd\u8b77\u306b\u95a2\u3059\u308bNEC\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u307e\u3059\u3002\u9006\u306b\u3001\u30e8\u30fc\u30ed\u30c3\u30d1\u306e\u5bb6\u306b\u8a2d\u7f6e\u3055\u308c\u305f5mA GFCI\u306f\u3001\u7570\u306a\u308b\u63a5\u5730\u914d\u7f6e\u3068\u8a31\u5bb9\u3055\u308c\u308b\u6f0f\u308c\u96fb\u6d41\u306e\u305f\u3081\u306b\u3001\u7d76\u3048\u9593\u306a\u3044\u8aa4\u30c8\u30ea\u30c3\u30d7\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p>IEC\u898f\u683c\u306e\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001\u4ee5\u4e0b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044 <a href=\"https:\/\/test.viox.com\/ja\/iec-61008-1-standard-rccb-requirements-explained\/\">IEC 61008-1\u898f\u683c\uff1aRCCB\u8981\u4ef6\u306e\u8aac\u660e<\/a>.<\/p>\n<figure style=\"text-align: center; margin: 20px 0;\"><img decoding=\"async\" style=\"max-width: 100%; height: auto;\" src=\"https:\/\/img.viox.com\/Electrical-contractor-installing-VIOX-RCD-and-GFCI-protection-devices-in-commercial-distribution-panel-showing-both-IEC-and-North-American-formats.webp\" alt=\"Electrical contractor installing VIOX RCD and GFCI protection devices in commercial distribution panel showing both IEC and North American formats\" \/><figcaption style=\"font-style: italic; margin-top: 10px; color: #555;\">VIOX\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3092\u8a2d\u7f6e\u3059\u308b\u8acb\u8ca0\u696d\u8005\uff1a\u5546\u696d\u30d1\u30cd\u30eb\u3067IEC\u5f62\u5f0f\u3068\u5317\u7c73\u5f62\u5f0f\u306e\u4e21\u65b9\u3092\u4e26\u3079\u3066\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/figcaption><\/figure>\n<h2>RCD\u3068GFCI\u306e\u3069\u3061\u3089\u3092\u9078\u629e\u3059\u308b\u304b<\/h2>\n<p>\u9078\u629e\u306f\u307b\u3068\u3093\u3069\u306e\u5834\u5408\u3001\u306b\u3088\u3063\u3066\u6c7a\u5b9a\u3055\u308c\u307e\u3059 <strong>\u5730\u7406\u3068\u5730\u57df\u306e\u30b3\u30fc\u30c9<\/strong>.<\/p>\n<ol>\n<li><strong>\u5317\u7c73\uff08\u7c73\u56fd\u3001\u30ab\u30ca\u30c0\u3001\u30e1\u30ad\u30b7\u30b3\uff09\uff1a<\/strong> \u5fc5\u305a <strong>GFCIs<\/strong>.\n<ul>\n<li>\u7528\u9014 <strong>GFCI\u30ec\u30bb\u30d7\u30bf\u30af\u30eb<\/strong> \u30ec\u30c8\u30ed\u30d5\u30a3\u30c3\u30c8\u307e\u305f\u306f\u7279\u5b9a\u306e\u6fe1\u308c\u305f\u5834\u6240\u306e\u5834\u5408\u3002.<\/li>\n<li>\u7528\u9014 <strong>GFCI\u30d6\u30ec\u30fc\u30ab\u30fc<\/strong> \u65b0\u3057\u3044\u5efa\u8a2d\u306e\u5834\u5408\u3001\u307e\u305f\u306f\u30a2\u30af\u30bb\u30b9\u3057\u306b\u304f\u3044\u30b3\u30f3\u30bb\u30f3\u30c8\uff08\u5e8a\u6696\u623f\u3084\u5c4b\u5916\u30dd\u30f3\u30d7\u306a\u3069\uff09\u306e\u3042\u308b\u56de\u8def\u3092\u4fdd\u8b77\u3059\u308b\u5834\u5408\u3002.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u305d\u306e\u4ed6\u306e\u5730\u57df\uff08\u30e8\u30fc\u30ed\u30c3\u30d1\u3001\u30a2\u30b8\u30a2\u3001\u30a2\u30d5\u30ea\u30ab\u3001\u5357\u7c73\u3001AU\/NZ\uff09\uff1a<\/strong> \u5fc5\u305a <strong>RCD<\/strong>.\n<ul>\n<li>\u7528\u9014 <strong>RCCB<\/strong> \uff08MCB\u3068\u30da\u30a2\u30ea\u30f3\u30b0\uff09\u914d\u96fb\u76e4\u3067\u306e\u4e00\u822c\u7684\u306a\u30b0\u30eb\u30fc\u30d7\u4fdd\u8b77\u7528\u3002.<\/li>\n<li>\u7528\u9014 <strong>RCBOs<\/strong> 1\u3064\u306e\u56de\u8def\u306e\u969c\u5bb3\u304c\u30b0\u30eb\u30fc\u30d7\u5168\u4f53\u3092\u30c8\u30ea\u30c3\u30d7\u3055\u305b\u305f\u304f\u306a\u3044\u30df\u30c3\u30b7\u30e7\u30f3\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u306a\u56de\u8def\u306e\u5834\u5408\u3002\u4ee5\u4e0b\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044 <a href=\"https:\/\/test.viox.com\/ja\/how-to-select-the-right-rcbo\/\">\u9069\u5207\u306aRCBO\u306e\u9078\u3073\u65b9<\/a>.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n<p><strong>\u7279\u6b8a\u306a\u30b1\u30fc\u30b9\uff1a\u9ad8\u611f\u5ea6\u306e\u30cb\u30fc\u30ba<\/strong><br \/>\nIEC\u5730\u57df\u306b\u3044\u308b\u304c\u3001\u30b9\u30a4\u30df\u30f3\u30b0\u30d7\u30fc\u30eb\u307e\u305f\u306f\u533b\u7642\u6a5f\u5668\u306e\u4fdd\u8b77\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u3092\u6307\u5b9a\u3067\u304d\u307e\u3059\u3002 <strong>10mA RCD<\/strong>. \u3002\u3053\u308c\u306f\u3001IEC\u30d5\u30a9\u30fc\u30e0\u30d5\u30a1\u30af\u30bf\u30fc\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001\u5317\u7c73\u306eGFCI\u306e\u611f\u5ea6\u3092\u6a21\u5023\u3057\u307e\u3059\u3002.<\/p>\n<h2>\u4e00\u822c\u7684\u306a\u8aa4\u89e3\u3092\u89e3\u304f<\/h2>\n<ul>\n<li><strong>\u795e\u8a71#1\uff1a\u300cRCD\u306f\u5358\u306a\u308b\u30e8\u30fc\u30ed\u30c3\u30d1\u306eGFCI\u3067\u3059\u3002\u300d\u201c<\/strong><em>\u4e8b\u5b9f\uff1a<\/em> \u6280\u8853\u306f\u985e\u4f3c\u3057\u3066\u3044\u307e\u3059\u304c\u3001 <strong>30mA \u5bfe 5mA<\/strong> \u3053\u306e\u9055\u3044\u306b\u3088\u308a\u3001\u6a5f\u80fd\u7684\u306b\u660e\u78ba\u306a\u30ab\u30c6\u30b4\u30ea\u306b\u306a\u308a\u307e\u3059\u3002\u76f4\u63a5\u7684\u306a\u4e92\u63db\u6027\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/li>\n<li><strong>\u8aa4\u89e3 1\uff1aGFCIs\u306f\u904e\u8ca0\u8377\u304b\u3089\u4fdd\u8b77\u3059\u308b\u3002\u201c<\/strong><em>\u4e8b\u5b9f\uff1a<\/em> <strong>GFCI\u30b3\u30f3\u30bb\u30f3\u30c8\uff08\u30a2\u30a6\u30c8\u30ec\u30c3\u30c8\uff09\u306f<\/strong> \u904e\u8ca0\u8377\u304b\u3089\u4fdd\u8b77\u3057\u307e\u305b\u3093\u3002 <strong>GFCI\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc<\/strong> \u306e\u307f\u3067\u3059\u3002RCD\uff08RCCB\uff09\u3082\u904e\u8ca0\u8377\u304b\u3089\u4fdd\u8b77\u3057\u307e\u305b\u3093\u3002.<\/li>\n<li><strong>\u8aa4\u89e3 2\uff1a\u7c73\u56fd\u306730mA\u306eRCD\u3092\u4f7f\u7528\u3067\u304d\u308b\u3002\u201c<\/strong><em>\u4e8b\u5b9f\uff1a<\/em> \u4e00\u822c\u7684\u306b\u3001\u3067\u304d\u307e\u305b\u3093\u3002NEC\u306f\u3001\u4eba\u8eab\u5b89\u5168\u306e\u305f\u3081\u306b\u30af\u30e9\u30b9A GFCI\u4fdd\u8b77\uff085mA\uff09\u3092\u8981\u6c42\u3057\u3066\u3044\u307e\u3059\u300230mA\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u7c73\u56fd\u3067\u306f\u751f\u547d\u5b89\u5168\u4fdd\u8b77\u3067\u306f\u306a\u304f\u3001\u300c\u6a5f\u5668\u63a5\u5730\u6545\u969c\u4fdd\u8b77\u300d\uff08GFPE\uff09\u3068\u898b\u306a\u3055\u308c\u307e\u3059\u3002.<\/li>\n<li><strong>\u8aa4\u89e3 3\uff1aRCCB\u306f\u5b8c\u5168\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3059\u308b\u3002\u201c<\/strong><em>\u4e8b\u5b9f\uff1a<\/em> RCCB\u306f\u6f0f\u96fb\u306e\u307f\u3092\u691c\u51fa\u3057\u307e\u3059\u3002\u77ed\u7d61\uff08\u6d3b\u7dda\u3068\u4e2d\u6027\u7dda\u9593\uff09\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u3001RCCB\u306f\u30c8\u30ea\u30c3\u30d7\u3059\u308b\u524d\u306b\u6eb6\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002 <strong>\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044<\/strong> MCB\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<\/ul>\n<h2>FAQ\u30bb\u30af\u30b7\u30e7\u30f3<\/h2>\n<p><strong>\u8cea\u554f\uff1a\u7c73\u56fd\u306e\u8a2d\u5099\u3067GFCI\u306e\u4ee3\u308f\u308a\u306bRCD\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/strong><br \/>\n\u3044\u3044\u3048\u3002\u7c73\u56fd\u96fb\u6c17\u5de5\u4e8b\u898f\u7a0b\uff08NEC\uff09\u3067\u306f\u3001\u30af\u30e9\u30b9A\u306e\u5730\u7d61\u4fdd\u8b77\u304c\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u304a\u308a\u3001\u3053\u308c\u306f5mA\u3067\u30c8\u30ea\u30c3\u30d7\u3057\u307e\u3059\u3002\u6a19\u6e96\u7684\u306a30mA\u306eRCD\u306f\u3053\u306e\u611f\u5ea6\u8981\u4ef6\u3092\u6e80\u305f\u3057\u3066\u304a\u3089\u305a\u3001\u4eba\u8eab\u4fdd\u8b77\u306e\u89b3\u70b9\u304b\u3089\u3059\u308b\u3068\u6cd5\u898f\u9055\u53cd\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p><strong>\u8cea\u554f\uff1aRCCB\u3068RCBO\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/strong><br \/>\n\u30a2\u30f3 <strong>RCCB<\/strong> \u63a5\u5730\u6f0f\u96fb\u4fdd\u8b77\u306e\u307f\u3092\u63d0\u4f9b\u3057\u3001\u5225\u306e\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\uff08MCB\uff09\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002 <strong>\u30a2\u30fc\u30eb\u30b7\u30fc\u30dc<\/strong> \u306f\u3001\u6f0f\u96fb\u3001\u904e\u8ca0\u8377\u3001\u77ed\u7d61\u306e\u6a5f\u80fd\u3092\u5358\u4e00\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u7d44\u307f\u5408\u308f\u305b\u305f\u3082\u306e\u3067\u3059\u3002 <a href=\"https:\/\/test.viox.com\/ja\/what-is-the-difference-between-mcb-mccb-rcb-rcd-rccb-and-rcbo\/\">MCB\u3001MCCB\u3001RCB\u3001RCD\u3001RCCB\u3001RCBO\u306e\u9055\u3044\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/a>.<\/p>\n<p><strong>\u8cea\u554f\uff1a\u306a\u305c\u5317\u7c73\u306f5mA\u3092\u4f7f\u7528\u3057\u3001\u4e16\u754c\u306e\u4ed6\u306e\u5730\u57df\u306f30mA\u3092\u4f7f\u7528\u3059\u308b\u306e\u3067\u3059\u304b\uff1f<\/strong><br \/>\n\u5317\u7c73\u306f\u3001\u611f\u96fb\u3084\u7b4b\u8089\u306e\u30ed\u30c3\u30af\u30a2\u30c3\u30d7\u3092\u9632\u3050\u305f\u3081\u306b\u3001\u300clet-go\u300d\u95be\u5024\uff085mA\uff09\u3092\u512a\u5148\u3057\u307e\u3057\u305f\u3002\u4e16\u754c\u306e\u4ed6\u306e\u5730\u57df\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5b9a\u6027\u3068\u56de\u8def\u5168\u4f53\u306e\u4fdd\u8b77\u3092\u512a\u5148\u3057\u300130mA\u306f\u5fc3\u5ba4\u7d30\u52d5\uff08\u6b7b\u4ea1\uff09\u3092\u9632\u3050\u306e\u306b\u5341\u5206\u5b89\u5168\u3067\u3042\u308a\u3001\u4e0d\u8981\u306a\u30c8\u30ea\u30c3\u30d7\u3092\u6e1b\u3089\u3059\u3068\u5224\u65ad\u3057\u307e\u3057\u305f\u3002.<\/p>\n<p><strong>\u8cea\u554f\uff1aGFCI\u30d6\u30ec\u30fc\u30ab\u30fc\u306f\u904e\u96fb\u6d41\u4fdd\u8b77\u3082\u63d0\u4f9b\u3057\u307e\u3059\u304b\uff1f<\/strong><br \/>\n\u306f\u3044\u3002 <strong>GFCI\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc<\/strong> \u30d1\u30cd\u30eb\u306b\u53d6\u308a\u4ed8\u3051\u3089\u308c\u305f\u3082\u306e\u306f\u3001\u63a5\u5730\u6545\u969c\u3001\u904e\u8ca0\u8377\u3001\u77ed\u7d61\u306e3\u5c64\u306e\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u305f\u3060\u3057\u3001 <strong>GFCI\u30b3\u30f3\u30bb\u30f3\u30c8<\/strong> \uff08\u58c1\u306e\u30b3\u30f3\u30bb\u30f3\u30c8\uff09\u306f\u3001\u63a5\u5730\u6545\u969c\u4fdd\u8b77\u306e\u307f\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n<p><strong>\u8cea\u554f\uff1a5mA GFCI\u306830mA RCD\u306e\u3069\u3061\u3089\u304c\u826f\u3044\u3067\u3059\u304b\uff1f<\/strong><br \/>\n\u3069\u3061\u3089\u3082\u300c\u3088\u308a\u826f\u3044\u300d\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305d\u308c\u3089\u306f\u7570\u306a\u308b\u54f2\u5b66\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u30025mA\u306f\u3088\u308a\u53b3\u5bc6\u306a\u611f\u96fb\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u9577\u3044\u56de\u8def\u3067\u306f\u4e0d\u8981\u306a\u30c8\u30ea\u30c3\u30d7\u304c\u767a\u751f\u3057\u3084\u3059\u304f\u306a\u308a\u307e\u3059\u300230mA\u306f\u5bb6\u5168\u4f53\u306e\u4fdd\u8b77\u306b\u3088\u308a\u5805\u7262\u3067\u3059\u304c\u3001\u30c8\u30ea\u30c3\u30d7\u3059\u308b\u524d\u306b\u3001\u3088\u308a\u5f37\u3044\uff08\u305f\u3060\u3057\u81f4\u6b7b\u7684\u3067\u306f\u306a\u3044\uff09\u611f\u96fb\u3092\u8a31\u5bb9\u3057\u307e\u3059\u3002.<\/p>\n<h2>\u8981\u70b9<\/h2>\n<ul>\n<li><strong>\u540c\u3058\u6280\u8853\u3001\u7570\u306a\u308b\u30eb\u30fc\u30eb\uff1a<\/strong> RCD\u3068GFCI\u306f\u3069\u3061\u3089\u3082\u30ab\u30ec\u30f3\u30c8\u30c8\u30e9\u30f3\u30b9\u3092\u4f7f\u7528\u3057\u3066\u6f0f\u96fb\u3092\u691c\u51fa\u3057\u307e\u3059\u304c\u3001\u30c8\u30ea\u30c3\u30d7\u95be\u5024\u306f\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\uff0830mA\u5bfe5mA\uff09\u3002.<\/li>\n<li><strong>\u5730\u57df\u3092\u628a\u63e1\u3059\u308b\uff1a<\/strong> \u5317\u7c73\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u306fGFCI\uff08UL 943\uff09\u3092\u4f7f\u7528\u3057\u3001\u56fd\u969b\u7684\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u306fRCD\uff08IEC 61008\/61009\uff09\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/li>\n<li><strong>\u30c7\u30d0\u30a4\u30b9\u306e\u7a2e\u985e\u304c\u91cd\u8981\uff1a<\/strong>\n<ul>\n<li><strong>RCCB\uff1a<\/strong> \u6f0f\u96fb\u306e\u307f\uff08MCB\u304c\u5fc5\u8981\uff09\u3002.<\/li>\n<li><strong>RCBO \/ GFCI\u30d6\u30ec\u30fc\u30ab\u30fc\uff1a<\/strong> \u6f0f\u96fb + \u904e\u8ca0\u8377 + \u77ed\u7d61\uff08\u30aa\u30fc\u30eb\u30a4\u30f3\u30ef\u30f3\uff09\u3002.<\/li>\n<\/ul>\n<\/li>\n<li><strong>\u611f\u5ea6\u306e\u30c8\u30ec\u30fc\u30c9\u30aa\u30d5\uff1a<\/strong> 5mA\uff08GFCI\uff09\u306f\u76f4\u63a5\u63a5\u89e6\u306b\u5bfe\u3057\u3066\u3088\u308a\u5b89\u5168\u3067\u3059\u304c\u3001\u9577\u3044\u56de\u8def\u3067\u306e\u5b9f\u88c5\u306f\u56f0\u96e3\u3067\u3059\u300230mA\uff08RCD\uff09\u306f\u3001\u96c6\u4e2d\u578b\u30d1\u30cd\u30eb\u4fdd\u8b77\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002.<\/li>\n<li><strong>\u5b89\u5168\u306e\u591a\u5c64\u5316\uff1a<\/strong> \u5b8c\u5168\u306a\u4fdd\u8b77\u306e\u305f\u3081\u306b\u3001\u3053\u308c\u3089\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u9069\u5207\u306a\u63a5\u5730\u304a\u3088\u3073\u30b5\u30fc\u30b8\u4fdd\u8b77\u3068\u7d44\u307f\u5408\u308f\u305b\u3066\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/test.viox.com\/ja\/grounding-vs-gfci-vs-surge-protection\/\">\u63a5\u5730 vs GFCI vs \u30b5\u30fc\u30b8\u4fdd\u8b77\u3092\u304a\u8aad\u307f\u304f\u3060\u3055\u3044\u3002<\/a> \u5168\u4f53\u50cf\u306b\u3064\u3044\u3066\u306f\u3002.<\/li>\n<\/ul>\n<p>\u30b0\u30ed\u30fc\u30d0\u30eb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u3092\u6e80\u305f\u3059\u30d7\u30ec\u30df\u30a2\u30e0\u306a\u56de\u8def\u4fdd\u8b77\u306b\u3064\u3044\u3066\u306f\u3001VIOX\u306e\u5b8c\u5168\u306a\u7bc4\u56f2\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/test.viox.com\/ja\/\">RCCB\u3001RCBO\u3001\u304a\u3088\u3073GFCI\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/a>.<\/p>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>For international electrical contractors, panel builders, and procurement specialists, navigating the terminology between IEC (International) and NEC (North American) standards can be a source of constant frustration. The most common point of confusion? The distinction between an RCD Breaker and a GFCI Breaker. Are they the same device? Can you use one in place of the other? Why does one trip at 5mA and the other at 30mA? This guide dismantles the terminology barrier, explaining the technical, functional, and regulatory differences between these two critical safety devices. Whether you are specifying a project in Dubai (IEC) or Dallas (NEC), understanding these nuances is essential for safety compliance and system reliability. [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21356,"comment_status":"closed","ping_status":"closed","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-21355","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\/21355","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=21355"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts\/21355\/revisions"}],"predecessor-version":[{"id":21357,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts\/21355\/revisions\/21357"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/media\/21356"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/media?parent=21355"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/categories?post=21355"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/tags?post=21355"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}