{"id":2544,"date":"2026-03-01T02:39:45","date_gmt":"2026-03-01T02:39:45","guid":{"rendered":"https:\/\/cnkuangya.com\/?p=2544"},"modified":"2026-04-24T14:27:26","modified_gmt":"2026-04-24T06:27:26","slug":"type-b-rccbs-ev-safety-essential","status":"publish","type":"post","link":"https:\/\/cnkuangya.com\/ja\/blog\/type-b-rccbs-ev-safety-essential\/","title":{"rendered":"\u30bf\u30a4\u30d7B RCCBEV\u30bb\u30fc\u30d5\u30c6\u30a3"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u306f\u3058\u3081\u306b\u96fb\u6c17\u4fdd\u8b77\u5f37\u5316\u306e\u5fc5\u8981\u6027<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/cnkuangya.com\/ja\/product\/b-type-rccb-vkl11-b-b\/\">\u30bf\u30a4\u30d7B RCCB<\/a>s:EV\u306e\u5b89\u5168\u6027\u306f\u4e0d\u53ef\u6b20\uff1a\u96fb\u52d5\u30e2\u30d3\u30ea\u30c6\u30a3\u3078\u306e\u4e16\u754c\u7684\u306a\u79fb\u884c\u306f\u3001\u304b\u3064\u3066\u306a\u3044\u30da\u30fc\u30b9\u3067\u52a0\u901f\u3057\u3066\u3044\u308b\u3002\u73fe\u5728\u3001\u4e16\u754c\u4e2d\u3067\u4f55\u767e\u4e07\u53f0\u3082\u306e\u96fb\u6c17\u81ea\u52d5\u8eca\uff08EV\uff09\u304c\u9053\u8def\u3092\u8d70\u308a\u3001\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u304c\u90fd\u5e02\u4e2d\u5fc3\u90e8\u3001\u9ad8\u901f\u9053\u8def\u3001\u4f4f\u5b85\u5730\u306a\u3069\u3067\u6025\u901f\u306b\u62e1\u5927\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u308c\u3089\u306e\u8a2d\u5099\u306b\u304a\u3051\u308b\u96fb\u6c17\u5b89\u5168\u306e\u91cd\u8981\u6027\u306f\u3044\u304f\u3089\u5f37\u8abf\u3057\u3066\u3082\u3057\u904e\u304e\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u5b89\u5168\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u306e\u4e2d\u5fc3\u306b\u306f\u3001\u91cd\u8981\u3067\u3042\u308a\u306a\u304c\u3089\u898b\u904e\u3054\u3055\u308c\u304c\u3061\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3001\u3059\u306a\u308f\u3061\u6b8b\u7559\u96fb\u6d41\u30d6\u30ec\u30fc\u30ab\u30fc\uff08RCCB\uff09\u3001\u7279\u306b\u6700\u65b0\u306eEV\u5145\u96fb\u30b7\u30b9\u30c6\u30e0\u7279\u6709\u306e\u96fb\u6c17\u7684\u8ab2\u984c\u306b\u5bfe\u51e6\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u30bf\u30a4\u30d7B\u306e\u30d0\u30ea\u30a8\u30fc\u30b7\u30e7\u30f3\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2030\u5e74\u307e\u3067\u306b\u591a\u304f\u306e\u5e02\u5834\u3067\u65b0\u8eca\u8ca9\u58f2\u53f0\u6570\u306e50%\u4ee5\u4e0a\u304c\u96fb\u6c17\u81ea\u52d5\u8eca\u306b\u306a\u308b\u3068\u4e88\u6e2c\u3055\u308c\u308b\u306a\u3069\u3001EV\u306e\u666e\u53ca\u304c\u6025\u901f\u306b\u9032\u3080\u4e2d\u3001\u4fe1\u983c\u6027\u3068\u5b89\u5168\u6027\u306e\u9ad8\u3044\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u306b\u5bfe\u3059\u308b\u9700\u8981\u304c\u6700\u3082\u9ad8\u307e\u3063\u3066\u3044\u308b\u3002\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u5bb6\u5ead\u3001\u8077\u5834\u3001\u516c\u5171\u306e\u5834\u6240\u306e\u3044\u305a\u308c\u306b\u8a2d\u7f6e\u3055\u308c\u308b\u306b\u305b\u3088\u3001\u8907\u96d1\u306a\u96fb\u6c17\u8a2d\u5099\u3067\u3042\u308a\u3001\u81f4\u547d\u7684\u306a\u6f0f\u96fb\u304b\u3089\u5229\u7528\u8005\u3068\u6a5f\u5668\u306e\u4e21\u65b9\u3092\u4fdd\u8b77\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u9069\u5207\u306a\u4fdd\u8b77\u88c5\u7f6e\u3001\u7279\u306beV\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u306erccb\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306f\u3001\u8a2d\u7f6e\u8005\u3001\u65bd\u8a2d\u7ba1\u7406\u8005\u3001\u96fb\u6c17\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3068\u3063\u3066\u57fa\u672c\u7684\u306a\u691c\u8a0e\u4e8b\u9805\u3068\u306a\u3063\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EV\u5145\u96fb\u6280\u8853\u306e\u9032\u5316\u306b\u3088\u308a\u3001\u5f93\u6765\u306e\u4fdd\u8b77\u88c5\u7f6e\u3067\u306f\u5bfe\u5fdc\u3067\u304d\u306a\u304b\u3063\u305f\u65b0\u305f\u306a\u96fb\u6c17\u73fe\u8c61\u304c\u767a\u751f\u3057\u3066\u3044\u307e\u3059\u3002\u6700\u65b0\u306eEV\u5145\u96fb\u5668\u3001\u7279\u306bDC\u6025\u901f\u5145\u96fb\u6a5f\u80fd\u3092\u5229\u7528\u3057\u305f\u308a\u3001\u30d3\u30fc\u30af\u30eb\u30fb\u30c4\u30fc\u30fb\u30b0\u30ea\u30c3\u30c9\uff08V2G\uff09\u6a5f\u80fd\u3092\u7d44\u307f\u8fbc\u3093\u3060\u5145\u96fb\u5668\u306f\u3001DC\u6210\u5206\u3084\u9ad8\u5468\u6ce2\u9ad8\u8abf\u6ce2\u3092\u542b\u3080\u8907\u96d1\u306a\u6ce2\u5f62\u306e\u6b8b\u7559\u96fb\u6d41\u3092\u767a\u751f\u3055\u305b\u307e\u3059\u3002\u3053\u306e\u3088\u3046\u306a\u7279\u6027\u304b\u3089\u3001\u5f93\u6765\u306e\u30bf\u30a4\u30d7AC\u3084\u30bf\u30a4\u30d7A\u306eRCCB\u3067\u306f\u4e0d\u5341\u5206\u3067\u3042\u308a\u3001EV\u5145\u96fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u767a\u751f\u3059\u308b\u5168\u30b9\u30da\u30af\u30c8\u30eb\u306e\u6545\u969c\u96fb\u6d41\u3092\u691c\u51fa\u3057\u5bfe\u5fdc\u3067\u304d\u308b\u30bf\u30a4\u30d7B\u306eRCCB\u3092\u5c0e\u5165\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6b8b\u7559\u96fb\u6d41\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u306b\u3064\u3044\u3066<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"687\" height=\"1024\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626-687x1024.jpg\" alt=\"\u30c1\u30f3\u30af\u30a2\u30f3\u30e4\" class=\"wp-image-2259\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626-687x1024.jpg 687w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626-201x300.jpg 201w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626-768x1145.jpg 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626-1030x1536.jpg 1030w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626-1374x2048.jpg 1374w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626-8x12.jpg 8w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626-300x447.jpg 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626-600x894.jpg 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/4ab379d36bf4a0c32d80a6ae500f21f8531ceb7e22179984ed5359e6cfd66626.jpg 1696w\" sizes=\"auto, (max-width: 687px) 100vw, 687px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">\u57fa\u672c\u52d5\u4f5c\u539f\u7406<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Residual Current Circuit Breakers represent a cornerstone of modern electrical safety systems, designed to protect against electric shock and prevent electrical fires caused by earth fault currents. Unlike conventional circuit breakers that respond to overcurrent conditions, RCCBs continuously monitor the balance of current flowing through the live and neutral conductors of an electrical circuit. Under normal operating conditions, the currents in these conductors are equal and opposite, resulting in zero net magnetic flux in the device&#8217;s toroidal transformer core. When an earth fault occurs, creating an alternative path for current to flow through a person or equipment chassis to ground, this balance is disrupted.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">The resulting differential current induces a magnetic flux in the transformer&#8217;s core, which the RCCB&#8217;s detection circuit recognizes as a fault condition. When this residual current exceeds the device&#8217;s rated sensitivity threshold, typically 30mA for personnel protection or 300mA for fire protection, the RCCB&#8217;s trip mechanism activates within milliseconds, disconnecting the power supply and eliminating the shock hazard. This fundamental operating principle has proven remarkably effective in protecting human life across countless residential, commercial, and industrial applications for decades.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9032\u5316 <a href=\"https:\/\/cnkuangya.com\/ja\/product\/%e3%82%bf%e3%82%a4%e3%83%97a-rccb-vfl001\/\">RCCB\u30bf\u30a4\u30d7<\/a><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RCCB\u6280\u8853\u306e\u958b\u767a\u306f\u3044\u304f\u3064\u304b\u306e\u4e16\u4ee3\u3092\u7d4c\u3066\u9032\u6b69\u3057\u3066\u304a\u308a\u3001\u305d\u308c\u305e\u308c\u304c\u7279\u5b9a\u306e\u96fb\u6c17\u969c\u5bb3\u306e\u30ab\u30c6\u30b4\u30ea\u30fc\u306b\u5bfe\u5fdc\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002\u6700\u3082\u53e4\u304f\u3001\u6700\u3082\u57fa\u672c\u7684\u306aAC\u578bRCCB\u306f\u300150Hz\u307e\u305f\u306f60Hz\u306e\u57fa\u672c\u96fb\u6e90\u5468\u6ce2\u6570\u3067\u6b63\u5f26\u6ce2\u4ea4\u6d41\u6b8b\u7559\u96fb\u6d41\u306e\u307f\u3092\u691c\u51fa\u3057\u307e\u3059\u3002\u5f93\u6765\u306e\u96fb\u6c17\u8a2d\u5099\u3067\u4e00\u822c\u7684\u306a\u5358\u7d14\u306a\u62b5\u6297\u8ca0\u8377\u3084\u8a98\u5c0e\u8ca0\u8377\u306b\u306f\u9069\u3057\u3066\u3044\u307e\u3059\u304c\u3001AC\u578b\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u76f4\u6d41\u6545\u969c\u96fb\u6d41\u3084\u6700\u65b0\u306e\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u6a5f\u5668\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u308b\u9ad8\u5468\u6ce2\u8108\u52d5\u96fb\u6d41\u3092\u78ba\u5b9f\u306b\u691c\u51fa\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7A\u306eRCCB\u306f\u3001\u4ea4\u6d41\u306b\u91cd\u7573\u3059\u308b\u8108\u52d5\u3059\u308b\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41\u3092\u542b\u3080\u3088\u3046\u306b\u4fdd\u8b77\u6a5f\u80fd\u3092\u62e1\u5f35\u3057\u3001\u6d17\u6fef\u6a5f\u3084\u3042\u308b\u7a2e\u306e\u96fb\u6e90\u88c5\u7f6e\u306a\u3069\u306e\u8ca0\u8377\u306b\u9069\u3057\u3066\u3044\u308b\u3002\u3057\u304b\u3057\u3001\u30bf\u30a4\u30d7A\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u306f\u3001\u7d14\u7c8b\u306a\u76f4\u6d41\u6545\u969c\u691c\u51fa\u3068\u9ad8\u5468\u6ce2\u6210\u5206\u306b\u95a2\u3057\u3066\u4f9d\u7136\u3068\u3057\u3066\u5927\u304d\u306a\u5236\u9650\u304c\u3042\u308b\u3002\u30bf\u30a4\u30d7F\u306eRCCB\u306f\u3001\u5358\u76f8\u53ef\u5909\u901f\u30c9\u30e9\u30a4\u30d6\u3084\u540c\u69d8\u306e\u6a5f\u5668\u5411\u3051\u306b\u7279\u5225\u306b\u958b\u767a\u3055\u308c\u305f\u3082\u306e\u3067\u3001\u30bf\u30a4\u30d7A\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u691c\u51fa\u3059\u308b\u6545\u969c\u96fb\u6d41\u30bf\u30a4\u30d7\u306b\u5bfe\u3059\u308b\u611f\u5ea6\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001\u904e\u6e21\u969c\u5bb3\u306b\u5bfe\u3059\u308b\u8010\u6027\u3092\u5f37\u5316\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u3001\u6ed1\u3089\u304b\u306a\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41\u3001\u6700\u59271kHz\u307e\u305f\u306f2kHz\uff08\u8a8d\u8a3c\u898f\u683c\u306b\u3088\u308b\uff09\u306e\u5468\u6ce2\u6570\u306e\u4ea4\u6d41\u96fb\u6d41\u3001\u304a\u3088\u3073\u76f4\u6d41\u6210\u5206\u306e\u91cd\u7573\u306e\u6709\u7121\u306b\u304b\u304b\u308f\u3089\u305a\u8108\u52d5\u3059\u308b\u76f4\u6d41\u96fb\u6d41\u3092\u691c\u51fa\u3067\u304d\u308b\u3001\u73fe\u5728\u306e\u6b8b\u7559\u96fb\u6d41\u4fdd\u8b77\u306b\u304a\u3051\u308b\u6700\u5148\u7aef\u6280\u8853\u3092\u4ee3\u8868\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u3053\u306e\u5305\u62ec\u7684\u306a\u691c\u51fa\u80fd\u529b\u306b\u3088\u308a\u3001\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u3001\u96fb\u529b\u5909\u63db\u88c5\u7f6e\u3001\u30d0\u30c3\u30c6\u30ea\u30fc\u5145\u96fb\u30b7\u30b9\u30c6\u30e0\u3001\u305d\u3057\u3066\u6700\u8fd1\u3067\u306fDC-to-AC\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u304c\u8907\u96d1\u306a\u6b8b\u7559\u96fb\u6d41\u30b7\u30b0\u30cd\u30c1\u30e3\u30fc\u3092\u751f\u6210\u3059\u308b\u30bd\u30fc\u30e9\u30fc\u30b7\u30b9\u30c6\u30e0\u8a2d\u7f6e\u7528\u306eRCCB\u3092\u542b\u3080\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5fc5\u9808\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u898f\u5236\u306e\u67a0\u7d44\u307f\u3068\u57fa\u6e96<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">RCCB\u306e\u6027\u80fd\u3068\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u898f\u5b9a\u3059\u308b\u56fd\u969b\u898f\u683c\u306f\u3001\u96fb\u6c17\u6a5f\u5668\u306e\u6280\u8853\u958b\u767a\u306b\u5fdc\u3058\u3066\u767a\u5c55\u3057\u3066\u304d\u305f\u3002IEC 61008\u304a\u3088\u3073IEC 61009\u30b7\u30ea\u30fc\u30ba\u898f\u683c\u306f\u3001\u305d\u308c\u305e\u308c\u904e\u96fb\u6d41\u4fdd\u8b77\u3092\u5185\u8535\u3057\u306a\u3044\u6b8b\u7559\u96fb\u6d41\u52d5\u4f5c\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u304a\u3088\u3073\u5185\u8535\u3059\u308b\u6b8b\u7559\u96fb\u6d41\u52d5\u4f5c\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u306e\u8981\u4ef6\u3092\u898f\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002IEC 61008-1\u304a\u3088\u3073IEC 61009-1\u306e\u6539\u6b632\u306b\u3088\u308a\u3001\u30bf\u30a4\u30d7B RCCB\u306b\u5bfe\u3059\u308b\u7279\u5b9a\u306e\u8981\u4ef6\u304c\u5c0e\u5165\u3055\u308c\u3001\u76f4\u6d41\u691c\u51fa\u80fd\u529b\u3068\u9ad8\u5468\u6ce2\u5fdc\u7b54\u306b\u95a2\u3059\u308b\u8a66\u9a13\u30d7\u30ed\u30c8\u30b3\u30eb\u304c\u78ba\u7acb\u3055\u308c\u307e\u3057\u305f\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u96fb\u6c17\u81ea\u52d5\u8eca\u7528\u5145\u96fb\u30dd\u30a4\u30f3\u30c8\u306e\u96fb\u6c17\u8a2d\u5099\u306b\u95a2\u3059\u308b\u56fd\u969b\u898f\u683c\u3067\u3042\u308bIEC 60364-7-722\u3067\u306f\u3001\u7279\u306b\u76f4\u6d41\u6545\u969c\u96fb\u6d41\u304c\u5b58\u5728\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308b\u7279\u5b9a\u306e\u69cb\u6210\u306b\u304a\u3044\u3066\u3001EV\u5145\u96fb\u6a5f\u5668\u306b\u30bf\u30a4\u30d7B\u306eRCCB\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u660e\u78ba\u306b\u7fa9\u52d9\u4ed8\u3051\u3066\u3044\u308b\u3002\u540c\u69d8\u306b\u3001IEC 60364-7-712\u306f\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u3092\u5bfe\u8c61\u3068\u3057\u3066\u304a\u308a\u3001\u30bd\u30fc\u30e9\u30fc\u30b7\u30b9\u30c6\u30e0\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u306eRCCB\u3068\u3057\u3066\u30bf\u30a4\u30d7B\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u63a8\u5968\u3059\u308b\u4fdd\u8b77\u8981\u4ef6\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002\u82f1\u56fd\u306eBS 7671\u3084\u30d5\u30e9\u30f3\u30b9\u306eNF C 15-100\u3092\u542b\u3080\u56fd\u5bb6\u914d\u7dda\u898f\u5236\u306f\u3001\u3053\u308c\u3089\u306e\u56fd\u969b\u898f\u683c\u3092\u53d6\u308a\u5165\u308c\u3001\u591a\u304f\u306e\u7ba1\u8f44\u533a\u57df\u3067\u30bf\u30a4\u30d7B\u306eRCCB\u8981\u4ef6\u306b\u6cd5\u7684\u62d8\u675f\u529b\u3092\u6301\u305f\u305b\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">EV\u5145\u96fb\u6280\u8853\u3068\u96fb\u6c17\u5b89\u5168\u306e\u8ab2\u984c<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"765\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/4a7f03d686704fb3326511a69bb837f2c1cb11891f0e27d21b7c03601e6b735c-1024x765.jpg\" alt=\"\" class=\"wp-image-2546\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/4a7f03d686704fb3326511a69bb837f2c1cb11891f0e27d21b7c03601e6b735c-1024x765.jpg 1024w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/4a7f03d686704fb3326511a69bb837f2c1cb11891f0e27d21b7c03601e6b735c-300x224.jpg 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/4a7f03d686704fb3326511a69bb837f2c1cb11891f0e27d21b7c03601e6b735c-768x573.jpg 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/4a7f03d686704fb3326511a69bb837f2c1cb11891f0e27d21b7c03601e6b735c-1536x1147.jpg 1536w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/4a7f03d686704fb3326511a69bb837f2c1cb11891f0e27d21b7c03601e6b735c-2048x1529.jpg 2048w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/4a7f03d686704fb3326511a69bb837f2c1cb11891f0e27d21b7c03601e6b735c-16x12.jpg 16w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/4a7f03d686704fb3326511a69bb837f2c1cb11891f0e27d21b7c03601e6b735c-600x448.jpg 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">EV\u5145\u96fb\u5668\u306e\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u52d5\u4f5c\u7279\u6027<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6700\u65b0\u306eEV\u5145\u96fb\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u9ad8\u5ea6\u306a\u30d1\u30ef\u30fc\u30fb\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u3067\u69cb\u6210\u3055\u308c\u3001\u30b0\u30ea\u30c3\u30c9\u304b\u3089\u4f9b\u7d66\u3055\u308c\u308bAC\u96fb\u529b\u3092\u3001\u8eca\u4e21\u30d0\u30c3\u30c6\u30ea\u30fc\u30fb\u30d1\u30c3\u30af\u306e\u5145\u96fb\u306b\u5fc5\u8981\u306aDC\u96fb\u529b\u306b\u5909\u63db\u3059\u308b\u3002\u5145\u96fb\u30d7\u30ed\u30bb\u30b9\u306b\u306f\u8907\u6570\u306e\u96fb\u529b\u5909\u63db\u6bb5\u968e\u304c\u542b\u307e\u308c\u3001\u901a\u5e38\u306fAC\u304b\u3089DC\u3078\u306e\u6574\u6d41\u306b\u59cb\u307e\u308a\u3001DC\u96fb\u5727\u8abf\u6574\u3068\u96fb\u6d41\u5236\u5fa1\u304c\u7d9a\u304d\u307e\u3059\u3002\u3053\u306e\u5909\u63db\u30d7\u30ed\u30bb\u30b9\u3067\u306f\u3001\u5f93\u6765\u306e\u30ea\u30cb\u30a2\u8ca0\u8377\u3067\u767a\u751f\u3059\u308b\u96fb\u6d41\u3068\u306f\u6839\u672c\u7684\u306b\u7570\u306a\u308b\u7279\u6027\u3092\u6301\u3064\u6b8b\u7559\u96fb\u6d41\u304c\u672c\u8cea\u7684\u306b\u767a\u751f\u3059\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bb6\u5ead\u3084\u8077\u5834\u3067\u306e\u5145\u96fb\u306b\u4e00\u822c\u7684\u306b\u4f7f\u7528\u3055\u308c\u308bAC\u30ec\u30d9\u30eb1\u304a\u3088\u3073\u30ec\u30d9\u30eb2\u5145\u96fb\u5668\u306f\u3001\u8eca\u8f09\u5145\u96fb\u5668\u3092\u5229\u7528\u3057\u3066\u6700\u7d42\u7684\u306aDC\u5909\u63db\u3092\u884c\u3046\u3002\u3053\u308c\u3089\u306e\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u3001\u96fb\u6c17\u7684\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u6bd4\u8f03\u7684\u7c21\u5358\u306a\u8ab2\u984c\u304c\u3042\u308b\u3082\u306e\u306e\u3001\u6574\u6d41\u56de\u8def\u5185\u306e\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u52d5\u4f5c\u306b\u3088\u308a\u3001\u9ad8\u5468\u6ce2\u306e\u9ad8\u8abf\u6ce2\u96fb\u6d41\u304c\u767a\u751f\u3059\u308b\u3002\u516c\u5171\u306e\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u3068\u3057\u3066\u5c0e\u5165\u304c\u9032\u3093\u3067\u3044\u308bDC\u6025\u901f\u5145\u96fb\u5668\u306f\u3001\u8eca\u4e21\u306e\u5916\u90e8\u3067\u5927\u96fb\u529b\u306eDC\u5909\u63db\u3092\u884c\u3046\u305f\u3081\u3001\u96fb\u6c17\u4fdd\u8b77\u30b9\u30ad\u30fc\u30e0\u304c\u3055\u3089\u306b\u8907\u96d1\u306b\u306a\u308b\u3002\u3053\u308c\u3089\u306e\u5145\u96fb\u5668\u306f\u3001\u8907\u96d1\u306a\u96fb\u6d41\u6ce2\u5f62\u3092\u751f\u6210\u3059\u308b\u9ad8\u5ea6\u306a\u529b\u7387\u88dc\u6b63\uff08PFC\uff09\u56de\u8def\u3068DC-DC\u30b3\u30f3\u30d0\u30fc\u30bf\u3092\u5229\u7528\u3057\u3066\u300150kW\u304b\u3089350kW\u4ee5\u4e0a\u306e\u76f4\u6d41\u96fb\u529b\u3092\u4f9b\u7d66\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u76f4\u6d41\u6545\u969c\u96fb\u6d41\u306e\u5371\u967a\u6027<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">The most significant electrical safety challenge in EV charging installations involves the risk of DC fault currents. Under certain fault conditions, including insulation breakdown within the charger, vehicle, or charging cable, DC current can flow into the protective earth conductor. This DC component may originate from the vehicle&#8217;s battery pack or from the charging station&#8217;s internal DC bus, presenting several serious concerns for electrical safety.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">First, DC fault currents do not provide the same physiological effects as AC currents. The human body&#8217;s response to DC shock differs significantly from AC exposure, with DC currents potentially causing sustained muscle contraction that prevents a person from releasing an energized conductor. More critically for protection device performance, the presence of DC fault currents can cause core saturation in standard RCCB transformers, effectively &#8220;blinding&#8221; Type AC and Type A devices so they cannot respond to subsequent AC fault currents. This blinding effect creates a dangerous situation where an RCCB may fail to trip during a life-threatening fault condition.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41\u3092\u8b58\u5225\u3057\u3001\u305d\u308c\u306b\u5fdc\u7b54\u3059\u308b\u3088\u3046\u7279\u5225\u306b\u8a2d\u8a08\u3055\u308c\u305f\u7279\u6b8a\u306a\u78c1\u6027\u30b3\u30a2\u6750\u6599\u3068\u691c\u51fa\u56de\u8def\u3092\u5185\u8535\u3057\u3066\u3044\u307e\u3059\u3002AC\u6545\u969c\u306b\u5bfe\u3059\u308b\u611f\u5ea6\u3092\u7dad\u6301\u3057\u306a\u304c\u3089\u3001\u6307\u5b9a\u30ec\u30d9\u30eb\u307e\u3067\u306eDC\u6545\u969c\u96fb\u6d41\u3092\u691c\u51fa\u3067\u304d\u308b\u305f\u3081\u3001\u30bf\u30a4\u30d7B\u30c7\u30d0\u30a4\u30b9\u306f\u3001DC\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u5b58\u5728\u3059\u308b\u53ef\u80fd\u6027\u306e\u3042\u308beV\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u8a2d\u7f6e\u7528\u306eRCCB\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u30bf\u30a4\u30d7B\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u63d0\u4f9b\u3059\u308b\u5305\u62ec\u7684\u306a\u4fdd\u8b77\u6a5f\u80fd\u306b\u3088\u308a\u3001AC\u3001\u8108\u52d5DC\u3001\u5e73\u6ed1DC\u306e\u3044\u305a\u308c\u3067\u3042\u3063\u3066\u3082\u3001\u3059\u3079\u3066\u306e\u30bf\u30a4\u30d7\u306e\u6545\u969c\u96fb\u6d41\u304c\u9069\u5207\u306a\u4fdd\u8b77\u52d5\u4f5c\u3092\u5f15\u304d\u8d77\u3053\u3059\u3053\u3068\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9ad8\u5468\u6ce2\u3068\u9ad8\u8abf\u6ce2\u306b\u95a2\u3059\u308b\u8003\u5bdf<\/h3>\n\n\n\n<p 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class=\"wp-block-heading\">\u592a\u967d\u5149\u767a\u96fb\u304a\u3088\u3073\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d71\u5408<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">EV\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u304c\u5206\u6563\u578b\u30a8\u30cd\u30eb\u30ae\u30fc\u8cc7\u6e90\u3001\u7279\u306b\u592a\u967d\u5149\u767a\u96fb\uff08PV\uff09\u30bd\u30fc\u30e9\u30fc\u30b7\u30b9\u30c6\u30e0\u3068\u878d\u5408\u3059\u308b\u3053\u3068\u3067\u3001\u96fb\u6c17\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u65b0\u305f\u306a\u8003\u616e\u4e8b\u9805\u304c\u751f\u3058\u308b\u3002\u6700\u65b0\u306eEV\u5145\u96fb\u8a2d\u5099\u306e\u591a\u304f\u306f\u3001\u30aa\u30f3\u30b5\u30a4\u30c8\u592a\u967d\u5149\u767a\u96fb\u3092\u7d44\u307f\u8fbc\u3093\u3067\u304a\u308a\u3001\u5145\u96fb\u5668\u306f\u3001\u5229\u7528\u53ef\u80fd\u306a\u5834\u5408\u306f\u518d\u751f\u53ef\u80fd\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u5229\u7528\u3057\u3001\u592a\u967d\u5149\u767a\u96fb\u304c\u4e0d\u5341\u5206\u306a\u5834\u5408\u306f\u30b0\u30ea\u30c3\u30c9\u304b\u3089\u5f15\u304d\u8fbc\u3080\u3088\u3046\u306b\u69cb\u6210\u3055\u308c\u3066\u3044\u308b\u3002\u3053\u306e\u3088\u3046\u306a\u7d71\u5408\u306b\u306f\u3001\u30bd\u30fc\u30e9\u30fc\u30fb\u30a4\u30f3\u30d0\u30fc\u30bf\u30fb\u30b7\u30b9\u30c6\u30e0\u7279\u6709\u306e\u7279\u6027\u3092\u8003\u616e\u3057\u305f\u4fdd\u8b77\u30b9\u30ad\u30fc\u30e0\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u592a\u967d\u5149\u767a\u96fb\u30a4\u30f3\u30d0\u30fc\u30bf\u306f\u3001\u76f4\u6d41\u6210\u5206\u3084\u9ad8\u5468\u6ce2\u9ad8\u8abf\u6ce2\u306a\u3069\u3001EV\u5145\u96fb\u5668\u3068\u540c\u69d8\u306e\u7279\u6027\u3092\u6301\u3064\u6b8b\u7559\u96fb\u6d41\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u3001\u592a\u967d\u5149\u767a\u96fb\u3068EV\u5145\u96fb\u306e\u4e21\u65b9\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u8a2d\u5099\u306b\u306f\u3001\u6f5c\u5728\u7684\u306b\u5b58\u5728\u3059\u308b\u3042\u3089\u3086\u308b\u6545\u969c\u96fb\u6d41\u306b\u5bfe\u5fdc\u3059\u308b\u30bf\u30a4\u30d7B\u306eRCCB\u4fdd\u8b77\u304c\u6709\u52b9\u3067\u3059\u3002\u30d0\u30c3\u30c6\u30ea\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u30b7\u30b9\u30c6\u30e0\uff08BESS\uff09\u3092\u592a\u967d\u5149\u767a\u96fb\u3068EV\u5145\u96fb\u3068\u7d44\u307f\u5408\u308f\u305b\u305f\u3001\u592a\u967d\u5149\uff0b\u8caf\u8535\uff0b\u5145\u96fb\u306e\u7d71\u5408\u30b7\u30b9\u30c6\u30e0\u306e\u63a1\u7528\u304c\u5897\u52a0\u3057\u3066\u3044\u308b\u3053\u3068\u304b\u3089\u3001\u5305\u62ec\u7684\u306a\u6b8b\u7559\u96fb\u6d41\u4fdd\u8b77\u306e\u91cd\u8981\u6027\u304c\u3055\u3089\u306b\u9ad8\u307e\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bd\u30fc\u30e9\u30fc\u30fb\u30b7\u30b9\u30c6\u30e0\u8a2d\u5099\u3078\u306erccb\u306e\u9069\u7528\u306f\u3001EV\u5145\u96fb\u4fdd\u8b77\u306b\u9069\u7528\u3055\u308c\u308b\u539f\u7406\u3068\u985e\u4f3c\u3057\u3066\u3044\u308b\u3002\u30bd\u30fc\u30e9\u30fc\u30fb\u30a4\u30f3\u30d0\u30fc\u30bf\u3001\u7279\u306b\u6700\u8fd1\u306e\u4f4f\u5b85\u7528\u304a\u3088\u3073\u5546\u696d\u7528\u8a2d\u5099\u3067\u4e00\u822c\u7684\u306a\u30c8\u30e9\u30f3\u30b9\u30ec\u30b9\u8a2d\u8a08\u306e\u30a4\u30f3\u30d0\u30fc\u30bf\u306f\u3001\u7279\u5b9a\u306e\u6545\u969c\u30e2\u30fc\u30c9\u3067\u306f\u76f4\u6d41\u6545\u969c\u96fb\u6d41\u3092\u6d41\u3059\u3053\u3068\u304c\u3067\u304d\u308b\u3002\u56fd\u969b\u898f\u683c\u3067\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u5b9a\u683c\u96fb\u529b\u3092\u8d85\u3048\u308b\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u5bfe\u3057\u3066\u30bf\u30a4\u30d7B\u306e\u4fdd\u8b77\u3092\u7fa9\u52d9\u4ed8\u3051\u308b\u30b1\u30fc\u30b9\u304c\u5897\u3048\u3066\u304a\u308a\u3001\u3053\u306e\u3088\u3046\u306a\u7528\u9014\u3067\u306f\u30bf\u30a4\u30d7A\u306e\u30c7\u30d0\u30a4\u30b9\u3067\u306f\u4e0d\u5341\u5206\u3067\u3042\u308b\u3053\u3068\u304c\u8a8d\u8b58\u3055\u308c\u3066\u3044\u308b\u3002\u592a\u967d\u5149\u767a\u96fb\u3068\u5145\u96fb\u3092\u7d44\u307f\u5408\u308f\u305b\u305f\u8a2d\u5099\u306e\u76f8\u4e57\u7684\u306a\u4fdd\u8b77\u8981\u4ef6\u306b\u3088\u308a\u3001\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u3053\u308c\u3089\u306e\u7d71\u5408\u30a8\u30cd\u30eb\u30ae\u30fc\u30b7\u30b9\u30c6\u30e0\u306b\u3068\u3063\u3066\u8ad6\u7406\u7684\u3067\u3042\u308a\u3001\u3057\u3070\u3057\u3070\u5fc5\u9808\u306e\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u6280\u8853\u4ed5\u69d8\u3068\u6027\u80fd\u7279\u6027<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u691c\u51fa\u80fd\u529b\u3068\u30c8\u30ea\u30c3\u30d7\u7279\u6027<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u3001\u4e0b\u4f4d\u30bf\u30a4\u30d7\u306e\u4fdd\u8b77\u88c5\u7f6e\u3068\u306f\u7570\u306a\u308b\u5305\u62ec\u7684\u306a\u691c\u51fa\u6a5f\u80fd\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u7279\u5b9a\u306e\u898f\u683c\u306b\u5bfe\u3059\u308b\u8a8d\u8a3c\u306b\u5fdc\u3058\u3066\u300150\/60 Hz\u304b\u3089\u6700\u59271,000 Hz\u307e\u305f\u306f2,000 Hz\u306e\u5468\u6ce2\u6570\u306b\u304a\u3051\u308b\u6b63\u5f26\u6ce2AC\u6b8b\u7559\u96fb\u6d41\u306b\u5fdc\u7b54\u3057\u307e\u3059\u3002\u3053\u306e\u9ad8\u5468\u6ce2\u691c\u51fa\u80fd\u529b\u306b\u3088\u308a\u3001\u9ad8\u3044\u5468\u6ce2\u6570\u3067\u52d5\u4f5c\u3059\u308b\u6700\u65b0\u306e\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u6a5f\u5668\u304b\u3089\u767a\u751f\u3059\u308b\u6545\u969c\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7B\u306eRCCB\u306e\u76f4\u6d41\u691c\u51fa\u6a5f\u80fd\u306f\u3001\u30bf\u30a4\u30d7A\u306e\u30c7\u30d0\u30a4\u30b9\u3068\u6bd4\u8f03\u3057\u3066\u6700\u3082\u91cd\u8981\u306a\u9032\u6b69\u3067\u3059\u3002\u30bf\u30a4\u30d7B\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u3057\u304d\u3044\u5024\uff08\u901a\u5e386mA\u4ee5\u4e0a\uff09\u307e\u3067\u306e\u30b9\u30e0\u30fc\u30ba\u306a\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u3001\u5371\u967a\u306a\u76f4\u6d41\u6545\u969c\u96fb\u6d41\u304c\u691c\u51fa\u3055\u308c\u305a\u306b\u6301\u7d9a\u3059\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u3053\u306e\u6a5f\u80fd\u306f\u3001\u5f93\u6765\u306eRCCB\u306b\u5f71\u97ff\u3059\u308b\u76f4\u6d41\u77ac\u65ad\u3068\u3044\u3046\u5b89\u5168\u4e0a\u306e\u6838\u5fc3\u7684\u306a\u61f8\u5ff5\u306b\u76f4\u63a5\u5bfe\u51e6\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u3055\u3089\u306b\u3001\u30bf\u30a4\u30d7B\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u91cd\u7573DC\u6210\u5206\u306e\u6709\u7121\u306b\u304b\u304b\u308f\u3089\u305a\u8108\u52d5DC\u96fb\u6d41\u306b\u5fdc\u7b54\u3057\u3001\u7d14AC\u3068\u7d14DC\u306e\u4e2d\u9593\u306e\u6545\u969c\u30ab\u30c6\u30b4\u30ea\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7 B RCCB \u306e\u30c8\u30ea\u30c3\u30d7\u7279\u6027\u306f\u3001IEC 61008 \u304a\u3088\u3073 IEC 61009 \u3067\u5b9a\u7fa9\u3055\u308c\u305f\u6a19\u6e96\u30d1\u30bf\u30fc\u30f3\u306b\u5f93\u3046\u3002\u77ac\u6642\u30c8\u30ea\u30c3\u30d7\u306f\u3001\u6b8b\u7559\u96fb\u6d41\u304c\u5b9a\u683c\u611f\u5ea6\u3057\u304d\u3044\u5024\u3092\u8d85\u3048\u305f\u3068\u304d\u306b\u767a\u751f\u3057\u3001\u30c8\u30ea\u30c3\u30d7\u6642\u9593\u306f\u5b9a\u683c\u6545\u969c\u96fb\u6d41\u3067 30mA \u306e\u30c7\u30d0\u30a4\u30b9\u306e\u5834\u5408\u3001\u901a\u5e38 40ms \u4ee5\u4e0b\u3067\u3059\u3002\u6642\u9593\u9045\u5ef6\u578b\uff08\u30bf\u30a4\u30d7S\u307e\u305f\u306f\u9078\u629e\u578b\uff09\u306f\u3001\u4e0b\u6d41\u306e\u4fdd\u8b77\u88c5\u7f6e\u3068\u306e\u5354\u8abf\u3092\u53ef\u80fd\u306b\u3059\u308b\u305f\u3081\u306b\u610f\u56f3\u7684\u306a\u9045\u5ef6\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u304a\u308a\u3001\u5206\u5c90\u3057\u305f\u96fb\u6c17\u8a2d\u5099\u306b\u304a\u3051\u308b\u9078\u629e\u6027\u3092\u7dad\u6301\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>RCCB\u30bf\u30a4\u30d7<\/strong><\/th><th><strong>AC\u691c\u51fa\uff0850\/60Hz\uff09<\/strong><\/th><th><strong>\u8108\u52d5\u3059\u308bDC<\/strong><\/th><th><strong>\u30b9\u30e0\u30fc\u30baDC<\/strong><\/th><th><strong>\u9ad8\u5468\u6ce2\uff08&gt;1kHz\uff09<\/strong><\/th><th><strong>\u4ee3\u8868\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong><\/th><\/tr><\/thead><tbody><tr><td>\u30bf\u30a4\u30d7AC<\/td><td>\u306f\u3044<\/td><td>\u3044\u3044\u3048<\/td><td>\u3044\u3044\u3048<\/td><td>\u3044\u3044\u3048<\/td><td>\u57fa\u672c\u7684\u306a\u62b5\u6297\u8ca0\u8377\u3001\u30ec\u30ac\u30b7\u30fc\u8a2d\u5099<\/td><\/tr><tr><td>\u30bf\u30a4\u30d7A<\/td><td>\u306f\u3044<\/td><td>\u306f\u3044<\/td><td>\u3044\u3044\u3048<\/td><td>\u9650\u5b9a<\/td><td>\u5bb6\u96fb\u88fd\u54c1\u3001\u6a19\u6e96EV\u5145\u96fb\u5668\uff08AC\u306e\u307f\uff09<\/td><\/tr><tr><td>\u30bf\u30a4\u30d7F<\/td><td>\u306f\u3044<\/td><td>\u306f\u3044<\/td><td>\u3044\u3044\u3048<\/td><td>\u3042\u308a\uff081kHz\u307e\u3067\uff09<\/td><td>\u5358\u76f8\u30c9\u30e9\u30a4\u30d6\u3001\u4e00\u90e8\u306eEV\u7528\u9014<\/td><\/tr><tr><td>\u30bf\u30a4\u30d7B<\/td><td>\u306f\u3044<\/td><td>\u306f\u3044<\/td><td>\u3042\u308a\uff08\u6700\u59276mA\u4ee5\u4e0a\uff09<\/td><td>\u3042\u308a\uff081\uff5e2kHz\u307e\u3067\uff09<\/td><td>EV\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u3001\u30bd\u30fc\u30e9\u30fc\u30a4\u30f3\u30d0\u30fc\u30bf\u3001\u7523\u696d\u7528\u30c9\u30e9\u30a4\u30d6\u3001\u533b\u7642\u6a5f\u5668<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u88681\uff1aRCCB\u306e\u7a2e\u985e\u3068\u691c\u51fa\u80fd\u529b\u306e\u6bd4\u8f03<\/em><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5b9a\u683c\u30d1\u30e9\u30e1\u30fc\u30bf\u3068\u9078\u5b9a\u57fa\u6e96<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u7279\u5b9a\u306e\u7528\u9014\u306b\u9069\u3057\u305f\u30bf\u30a4\u30d7B\u306eRCCB\u3092\u9078\u629e\u3059\u308b\u306b\u306f\u3001\u8907\u6570\u306e\u96fb\u6c17\u7684\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u614e\u91cd\u306b\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5b9a\u683c\u96fb\u6d41\u306f\u901a\u5e38\u3001\u7523\u696d\u7528\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5834\u5408\u300125A\u304b\u3089125A\u4ee5\u4e0a\u306e\u7bc4\u56f2\u306b\u3042\u308a\u3001\u9078\u629e\u3055\u308c\u305f\u5b9a\u683c\u306f\u6700\u5927\u9023\u7d9a\u8ca0\u8377\u96fb\u6d41\u3092\u9069\u5207\u306a\u5b89\u5168\u30de\u30fc\u30b8\u30f3\u5206\u3060\u3051\u4e0a\u56de\u308a\u307e\u3059\u3002\u5b9a\u683c\u6b8b\u7559\u52d5\u4f5c\u96fb\u6d41\uff08I\u0394n\uff09\u5024\u306b\u306f\u3001\u4e00\u822c\u7684\u306b10mA\u300130mA\u3001100mA\u3001300mA\u304c\u3042\u308a\u300130mA\u306f\u4eba\u54e1\u4fdd\u8b77\u306e\u6a19\u6e96\u3001300mA\u306f\u9632\u706b\u7528\u9014\u306e\u6a19\u6e96\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b9a\u683c\u96fb\u5727\u3068\u5468\u6ce2\u6570\u306f\u8a2d\u7f6e\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u9069\u5408\u3057\u3066\u3044\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u307b\u3068\u3093\u3069\u306e\u30bf\u30a4\u30d7B RCCB\u306f\u56fd\u969b\u5e02\u5834\u3067\u4e00\u822c\u7684\u306a230\/400V 50\/60Hz\u30b7\u30b9\u30c6\u30e0\u7528\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u906e\u65ad\u5bb9\u91cf\u5b9a\u683c\u306f\u3001\u30c7\u30d0\u30a4\u30b9\u304c\u640d\u50b7\u3059\u308b\u3053\u3068\u306a\u304f\u5b89\u5168\u306b\u906e\u65ad\u3067\u304d\u308b\u6700\u5927\u6545\u969c\u96fb\u6d41\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u5178\u578b\u7684\u306a\u5024\u306f\u3001\u8a2d\u7f6e\u5834\u6240\u3067\u306e\u4e88\u60f3\u77ed\u7d61\u96fb\u6d41\u306b\u5fdc\u3058\u30666kA\u300110kA\u3001\u307e\u305f\u306f\u305d\u308c\u4ee5\u4e0a\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">IP (Ingress Protection) \u304a\u3088\u3073 IK (Impact Protection) \u30b3\u30fc\u30c9\u3092\u542b\u3080\u74b0\u5883\u5b9a\u683c\u306f\u3001\u53b3\u3057\u3044\u8a2d\u7f6e\u6761\u4ef6\u306b\u5bfe\u3059\u308b\u9078\u629e\u306e\u6307\u91dd\u3068\u306a\u308a\u307e\u3059\u3002\u5c4b\u5916EV\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u306f\u3001\u9069\u5207\u306a\u8010\u5019\u6027\u5b9a\u683c\u3092\u6301\u3064RCCB\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u672c\u8cea\u7684\u306a\u30c7\u30d0\u30a4\u30b9\u5b9a\u683c\u3067\u306f\u306a\u304f\u3001\u4fdd\u8b77\u3055\u308c\u305f\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u5185\u306b\u8a2d\u7f6e\u3059\u308b\u3053\u3068\u3067\u9054\u6210\u3055\u308c\u307e\u3059\u3002\u6975\u7aef\u306a\u6c17\u5019\u6761\u4ef6\u4e0b\u3067\u306e\u8a2d\u7f6e\u306b\u306f\u6e29\u5ea6\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u5fc5\u8981\u306a\u5834\u5408\u304c\u3042\u308a\u3001\u6a19\u6e96\u7684\u306a\u30c7\u30d0\u30a4\u30b9\u306e\u5b9a\u683c\u306f-25\u00b0C\uff5e+40\u00b0C\u306e\u5468\u56f2\u52d5\u4f5c\u3067\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>\u30d1\u30e9\u30e1\u30fc\u30bf<\/strong><\/th><th><strong>\u5bb6\u5ead\u7528EV\u5145\u96fb<\/strong><\/th><th><strong>\u5546\u7528EV\u5145\u96fb<\/strong><\/th><th><strong>DC\u6025\u901f\u5145\u96fb<\/strong><\/th><th><strong>\u592a\u967d\u5149\u767a\u96fb\u306e\u7d71\u5408<\/strong><\/th><\/tr><\/thead><tbody><tr><td>\u5b9a\u683c\u96fb\u6d41<\/td><td>25A &#8211; 40A<\/td><td>40A &#8211; 63A<\/td><td>63A &#8211; 125A+<\/td><td>40A &#8211; 100A<\/td><\/tr><tr><td>\u5b9a\u683c\u611f\u5ea6 (I\u0394n)<\/td><td>30mA<\/td><td>30mA \/ 100mA<\/td><td>100mA &#8211; 300mA<\/td><td>30mA &#8211; 300mA<\/td><\/tr><tr><td>\u30dd\u30fc\u30eb<\/td><td>2P\u307e\u305f\u306f4P<\/td><td>4P<\/td><td>4P<\/td><td>2P\u307e\u305f\u306f4P<\/td><\/tr><tr><td>\u30bf\u30a4\u30d7<\/td><td>\u30bf\u30a4\u30d7B<\/td><td>\u30bf\u30a4\u30d7B<\/td><td>\u30bf\u30a4\u30d7B<\/td><td>\u30bf\u30a4\u30d7B<\/td><\/tr><tr><td>\u74b0\u5883\u683c\u4ed8\u3051<\/td><td>\u6700\u4f4eIP2X<\/td><td>\u6700\u4f4eIP4X<\/td><td>IP65<\/td><td>\u6700\u4f4eIP4X<\/td><\/tr><tr><td>\u7279\u96c6<\/td><td>\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9<\/td><td>\u9078\u629e\uff0f\u9045\u5ef6<\/td><td>\u9078\u629e\/\u9045\u5ef6\u3001\u88dc\u52a9\u63a5\u70b9<\/td><td>DC\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3001\u30b5\u30fc\u30b8\u4fdd\u8b77<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u88682\uff1a\u7528\u9014\u5225\u30bf\u30a4\u30d7B RCCB\u9078\u5b9a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/em><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u8981\u4ef6<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u898f\u5236\u9075\u5b88\u3068\u898f\u683c\u306e\u9806\u5b88<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">EV\u5145\u96fb\u88c5\u7f6e\u3092\u7d44\u307f\u8fbc\u3093\u3060\u96fb\u6c17\u8a2d\u5099\u306f\u3001\u9069\u7528\u3055\u308c\u308b\u5404\u56fd\u306e\u914d\u7dda\u898f\u5236\u306b\u6e96\u62e0\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u304c\u3001\u305d\u306e\u969b\u3001\u6b8b\u7559\u96fb\u6d41\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u56fd\u969b\u898f\u683c\u3092\u53c2\u7167\u3059\u308b\u30b1\u30fc\u30b9\u304c\u5897\u3048\u3066\u3044\u307e\u3059\u3002\u6b27\u5dde\u9023\u5408\uff08EU\uff09\u3067\u306f\u3001\u4f4e\u96fb\u5727\u6307\u4ee4\u304c\u6574\u5408\u898f\u683c\u3078\u306e\u6e96\u62e0\u3092\u7fa9\u52d9\u4ed8\u3051\u3066\u304a\u308a\u3001\u5bfe\u8c61\u3068\u306a\u308b\u8a2d\u5099\u306b\u306f\u30bf\u30a4\u30d7B\u306eRCCB\u8981\u4ef6\u304c\u4e8b\u5b9f\u4e0a\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3066\u3044\u308b\u3002\u5317\u7c73\u3001\u30a2\u30b8\u30a2\u592a\u5e73\u6d0b\u5730\u57df\u3001\u305d\u306e\u4ed6\u306e\u5730\u57df\u3067\u3082\u3001EV\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u304c\u4e16\u754c\u7684\u306b\u62e1\u5927\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u540c\u69d8\u306e\u898f\u5236\u67a0\u7d44\u307f\u304c\u5f90\u3005\u306b\u63a1\u7528\u3055\u308c\u3064\u3064\u3042\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Installation standards specifically addressing EV charging include IEC 60364-7-722 (Electrical installations of buildings &#8211; Requirements for special installations or locations &#8211; Electric vehicle charging), which provides detailed guidance on protection, isolation, and switching requirements. This standard explicitly identifies circumstances requiring Type B RCCBs, particularly for conductive connection to the vehicle or where DC fault currents may occur. Compliance with these standards is essential for installation certification, insurance coverage, and operational safety.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a2d\u7f6e\u5834\u6240\u3068\u69cb\u6210<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">EV \u5145\u96fb\u8a2d\u5099\u5185\u306e RCCB \u306e\u7269\u7406\u7684\u306a\u4f4d\u7f6e\u306f\u3001\u5b89\u5168\u6027\u80fd\u3068\u904b\u7528\u4fe1\u983c\u6027\u306e\u4e21\u65b9\u306b\u5f71\u97ff\u3059\u308b\u3002\u30bf\u30a4\u30d7 B \u306e RCCB \u306f\u3001EV \u5145\u96fb\u88c5\u7f6e\u306e\u4e0a\u6d41\u5074\u3001\u901a\u5e38\u306f\u5206\u96fb\u76e4\u5185\u307e\u305f\u306f\u5145\u96fb\u56de\u8def\u5c02\u7528\u306e\u7b50\u4f53\u306b\u8a2d\u7f6e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u4f4d\u7f6e\u306f\u3001\u63a5\u7d9a\u6a5f\u5668\u3092\u542b\u3080\u56de\u8def\u5168\u4f53\u306e\u4fdd\u8b77\u3092\u78ba\u4fdd\u3059\u308b\u3068\u540c\u6642\u306b\u3001\u30c6\u30b9\u30c8\u3084\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u305f\u3081\u306e\u4fbf\u5229\u306a\u30a2\u30af\u30bb\u30b9\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8907\u6570\u306eEV\u5145\u96fb\u5668\u304c\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u5404\u56de\u8def\u306b\u500b\u5225\u306eRCCB\u3092\u8a2d\u7f6e\u3059\u308b\u3053\u3068\u3067\u3001\u4ed6\u306e\u5145\u96fb\u5668\u306b\u5f71\u97ff\u3092\u4e0e\u3048\u308b\u3053\u3068\u306a\u304f\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u305f\u3081\u306b\u500b\u3005\u306e\u5145\u96fb\u5668\u3092\u5206\u96e2\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u6700\u9ad8\u30ec\u30d9\u30eb\u306e\u4fdd\u8b77\u3068\u904b\u7528\u306e\u67d4\u8edf\u6027\u304c\u5f97\u3089\u308c\u308b\u3002\u3042\u308b\u3044\u306f\u3001\u8907\u6570\u306e\u5145\u96fb\u5668\u306b\u5bfe\u5fdc\u3059\u308b\u5358\u4e00\u306eRCCB\u306f\u3001\u5c0f\u898f\u6a21\u306a\u8a2d\u7f6e\u3067\u306f\u9069\u5207\u304b\u3082\u3057\u308c\u306a\u3044\u304c\u3001\u614e\u91cd\u306a\u8ca0\u8377\u8a08\u7b97\u3068\u9078\u629e\u6027\u5206\u6790\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002\u4e0a\u6d41\u306b\u6642\u9593\u9045\u5ef6\u578b\uff08\u9078\u629e\u578b\uff09Type B RCCB\u3092\u4f7f\u7528\u3057\u3001\u4e0b\u6d41\u306b\u77ac\u6642\u578b\u30c7\u30d0\u30a4\u30b9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u6545\u969c\u6642\u306e\u8abf\u6574\u3092\u7dad\u6301\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30fc\u30b8\u4fdd\u8b77\u88c5\u7f6e(SPD)\u306f RCCB \u306e\u8a2d\u7f6e\u306b\u5408\u308f\u305b\u3066\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001SPD \u306f\u901a\u5e38\u3001\u904e\u6e21\u904e\u96fb\u5727\u306b\u3088\u308b\u640d\u50b7\u3092\u9632\u3050\u305f\u3081\u306b RCCB \u306e\u4e0b\u6d41\u306b\u8a2d\u7f6e\u3055\u308c\u308b\u3002RCCB \u3068\u30a2\u30fc\u30b9\u306e\u9593\u306e\u63a5\u7d9a\u306f\u3001\u6a19\u6e96\u7684\u306a\u65b9\u6cd5\u306b\u5f93\u3044\u3001\u969c\u5bb3\u96fb\u6d41\u306b\u5bfe\u3057\u3066\u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306e\u7d4c\u8def\u3092\u78ba\u4fdd\u3057\u3001\u60f3\u5b9a\u3055\u308c\u308b\u969c\u5bb3\u96fb\u6d41\u306b\u5bfe\u3057\u3066\u9069\u5207\u306a\u30b5\u30a4\u30ba\u306e\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\u5c0e\u4f53\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30c6\u30b9\u30c8\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u3001\u4fdd\u8b77\u52b9\u679c\u3092\u7d99\u7d9a\u3055\u305b\u308b\u305f\u3081\u306b\u5b9a\u671f\u7684\u306a\u30c6\u30b9\u30c8\u304c\u4e0d\u53ef\u6b20\u3067\u3059\u3002\u3059\u3079\u3066\u306e RCCB 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RCCB\u306e\u672c\u8cea\u7684\u306a\u6027\u8cea\u306f\u3001\u6700\u65b0\u306e\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u6a5f\u5668\u306e\u96fb\u6c17\u7684\u7279\u6027\u3068\u5f93\u6765\u306e\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u306e\u691c\u51fa\u80fd\u529b\u3068\u306e\u9593\u306e\u57fa\u672c\u7684\u306a\u30df\u30b9\u30de\u30c3\u30c1\u304b\u3089\u751f\u307e\u308c\u307e\u3059\u3002\u904b\u8f38\u90e8\u9580\u304c\u96fb\u52d5\u30e2\u30d3\u30ea\u30c6\u30a3\u3078\u306e\u79fb\u884c\u3092\u7d9a\u3051\u308b\u4e2d\u3001\u3053\u306e\u79fb\u884c\u3092\u53ef\u80fd\u306b\u3059\u308b\u8a2d\u5099\u306b\u306f\u3001\u3042\u3089\u3086\u308b\u96fb\u6c17\u969c\u5bb3\u306e\u5371\u967a\u306b\u5bfe\u51e6\u3067\u304d\u308b\u4fdd\u8b77\u30b7\u30b9\u30c6\u30e0\u3092\u7d44\u307f\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u3001AC\u3001\u8108\u52d5DC\u3001\u304a\u3088\u3073\u5e73\u6ed1DC\u306e\u6b8b\u7559\u96fb\u6d41\u306b\u5bfe\u3059\u308b\u5305\u62ec\u7684\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u3001EV\u5145\u96fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3051\u308b\u30bf\u30a4\u30d7AC\u304a\u3088\u3073\u30bf\u30a4\u30d7A\u306e\u30c7\u30d0\u30a4\u30b9\u306e\u6709\u52b9\u6027\u3092\u640d\u306a\u3046DC\u306e\u76ee\u304f\u3089\u307e\u3057\u30ea\u30b9\u30af\u3092\u6392\u9664\u3057\u307e\u3059\u3002\u898f\u5236\u57fa\u6e96\u306f\u3053\u306e\u8981\u4ef6\u3092\u5f90\u3005\u306b\u8a8d\u8b58\u3057\u3001\u4e16\u754c\u4e2d\u306e\u7ba1\u8f44\u533a\u57df\u3067EV\u5145\u96fb\u8a2d\u5099\u306b\u30bf\u30a4\u30d7B\u306e\u4fdd\u8b77\u3092\u7fa9\u52d9\u4ed8\u3051\u3066\u3044\u307e\u3059\u3002\u30bf\u30a4\u30d7B\u306eRCCB\u306e\u7528\u9014\u306fEV\u5145\u96fb\u3060\u3051\u3067\u306a\u304f\u3001\u30bd\u30fc\u30e9\u30fc\u30b7\u30b9\u30c6\u30e0\u8a2d\u5099\u3084\u8907\u96d1\u306a\u6b8b\u7559\u96fb\u6d41\u30b7\u30b0\u30cd\u30c1\u30e3\u3092\u751f\u6210\u3059\u308b\u305d\u306e\u4ed6\u306e\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u30fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u306eRCCB\u306b\u307e\u3067\u5e83\u304c\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7 B RCCB \u306e\u7d4c\u6e08\u7684\u30b1\u30fc\u30b9\u306f\u3001\u5f53\u521d\u306f\u53d6\u5f97\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u308b\u3082\u306e\u306e\u3001\u7dcf\u6240\u6709\u30b3\u30b9\u30c8\uff08Total Cost of Ownership\uff09\u306e\u8003\u616e\u3001\u898f\u5236\u9075\u5b88\u8981\u4ef6\u3001\u96fb\u6c17\u8a2d\u5099\u306b\u304a\u3051\u308b\u5b89\u5168\u6027\u306e\u6700\u91cd\u8981\u6027\u306b\u3088\u3063\u3066\u5f37\u5316\u3055\u308c\u308b\u3002EV\u306e\u666e\u53ca\u304c\u52a0\u901f\u3057\u3001\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u306e\u898f\u6a21\u304c\u9700\u8981\u5897\u306b\u5bfe\u5fdc\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u30bf\u30a4\u30d7B\u306eRCCB\u306e\u5c0e\u5165\u306f\u3001\u96fb\u6c17\u30e2\u30d3\u30ea\u30c6\u30a3\u9769\u547d\u3092\u652f\u3048\u308b\u5b89\u5168\u3067\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306b\u6e96\u62e0\u3057\u305f\u96fb\u6c17\u8a2d\u5099\u306e\u4e0d\u53ef\u6b20\u306a\u8981\u7d20\u3067\u3042\u308a\u7d9a\u3051\u308b\u3060\u308d\u3046\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EV\u5145\u96fb\u3068\u5206\u6563\u578b\u30a8\u30cd\u30eb\u30ae\u30fc\u8cc7\u6e90\u3001\u30b9\u30de\u30fc\u30c8\u30b0\u30ea\u30c3\u30c9\u6280\u8853\u3001\u5efa\u7269\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u878d\u5408\u306b\u3088\u308a\u3001\u5805\u7262\u306a\u6b8b\u7559\u96fb\u6d41\u4fdd\u8b77\u306e\u91cd\u8981\u6027\u304c\u3055\u3089\u306b\u9ad8\u307e\u3063\u3066\u3044\u307e\u3059\u3002EV\u5145\u96fb\u3068\u592a\u967d\u5149\u767a\u96fb\u306e\u4e21\u65b9\u3092\u7d44\u307f\u8fbc\u3093\u3060\u8a2d\u5099\u3067\u306f\u3001\u30bf\u30a4\u30d7B\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u63d0\u4f9b\u3059\u308b\u5305\u62ec\u7684\u306a\u4fdd\u8b77\u6a5f\u80fd\u306b\u3088\u308a\u3001\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u304c\u7c21\u7d20\u5316\u3055\u308c\u3001\u3059\u3079\u3066\u306e\u52d5\u4f5c\u30e2\u30fc\u30c9\u306b\u308f\u305f\u3063\u3066\u5b89\u5168\u6027\u304c\u78ba\u4fdd\u3055\u308c\u308b\u3068\u3044\u3046\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002\u5f37\u5316\u3055\u308c\u305f\u6a5f\u80fd\u3068\u6539\u5584\u3055\u308c\u305f\u7d4c\u6e08\u6027\u3092\u5099\u3048\u305f\u30bf\u30a4\u30d7B RCCB\u6280\u8853\u306e\u7d99\u7d9a\u7684\u306a\u9032\u5316\u306f\u3001\u4e16\u754c\u306e\u8f38\u9001\u96fb\u5316\u76ee\u6a19\u306b\u5fc5\u8981\u306a\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u306e\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u306a\u5c55\u958b\u3092\u30b5\u30dd\u30fc\u30c8\u3059\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u307e\u3068\u3081\u308b\u3068\u3001\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u5358\u306bEV\u5145\u96fb\u8a2d\u5099\u306e\u4fdd\u8b77\u3092\u5f37\u5316\u3059\u308b\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u306f\u306a\u304f\u3001\u898f\u683c\u306b\u3088\u3063\u3066\u7fa9\u52d9\u4ed8\u3051\u3089\u308c\u3001\u6700\u65b0\u306e\u5145\u96fb\u8a2d\u5099\u306e\u96fb\u6c17\u7684\u7279\u6027\u306b\u3088\u3063\u3066\u691c\u8a3c\u3055\u308c\u305f\u672c\u8cea\u7684\u306a\u5b89\u5168\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308b\u3002\u5bb6\u5ead\u7528\u8a2d\u7f6e\u696d\u8005\u304b\u3089\u5546\u696d\u7528\u4e8b\u696d\u8005\u3001\u30a4\u30f3\u30d5\u30e9\u958b\u767a\u696d\u8005\u306b\u81f3\u308b\u307e\u3067\u3001EV\u5145\u96fb\u30a8\u30b3\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u95a2\u4fc2\u8005\u306f\u3001\u4e16\u754c\u4e2d\u306e\u96fb\u6c17\u30e2\u30d3\u30ea\u30c6\u30a3\u30a4\u30f3\u30d5\u30e9\u306e\u5b89\u5168\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u6301\u7d9a\u53ef\u80fd\u306a\u6210\u9577\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u30bf\u30a4\u30d7B\u306e\u4fdd\u8b77\u3092\u512a\u5148\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">1.What&#8217;s the difference between Type A and Type AC RCCB?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7AC\u3068\u30bf\u30a4\u30d7A\u6b8b\u7559\u96fb\u6d41\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc\uff08RCCB\uff09\u306e\u4e3b\u306a\u9055\u3044\u306f\u3001\u691c\u51fa\u3067\u304d\u308b\u96fb\u6c17\u969c\u5bb3\u306e\u7a2e\u985e\u306b\u3042\u308a\u307e\u3059\u3002\u30bf\u30a4\u30d7AC\u306f\u4ea4\u6d41\u306e\u6545\u969c\u3057\u304b\u691c\u51fa\u3067\u304d\u307e\u305b\u3093\u304c\u3001\u30bf\u30a4\u30d7A\u306f\u4ea4\u6d41\u3068\u7279\u5b9a\u306e\u76f4\u6d41\u6545\u969c\u306e\u4e21\u65b9\u3092\u691c\u51fa\u3067\u304d\u308b\u305f\u3081\u3001\u73fe\u4ee3\u306e\u5bb6\u5ead\u3084\u4f01\u696d\u306b\u3068\u3063\u3066\u3001\u3088\u308a\u5b89\u5168\u3067\u6c4e\u7528\u6027\u306e\u9ad8\u3044\u9078\u629e\u80a2\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002&nbsp;<a href=\"https:\/\/hkcn.rs-online.com\/web\/c\/fuses-circuit-breakers\/circuit-breakers\/rccbs\/?pn=20&amp;selectedNavigation=attributes.Tripping_Characteristics%3DType+A\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.alibaba.com\/product-insights\/40a-rccb-rcd-residual-current-circuit-breaker.html\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.manualslib.com\/manual\/2831155\/Siemens-Sentron.html?page=17\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u3053\u3067\u306f\u3001\u305d\u306e\u9055\u3044\u3092\u7406\u89e3\u3057\u3001\u9069\u5207\u306a\u3082\u306e\u3092\u9078\u3076\u306e\u306b\u5f79\u7acb\u3064\u8a73\u7d30\u306a\u6bd4\u8f03\u3092\u7d39\u4ecb\u3059\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2.EV\u5145\u96fb\u306b\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EV\u5145\u96fb\u3067\u306f\u3001\u4e00\u822c\u7684\u306b\u30b9\u30e0\u30fc\u30ba\u306a\u76f4\u6d41\u969c\u5bb3\u96fb\u6d41\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3059\u3002\u4e00\u65b9&nbsp;<strong>\u30bf\u30a4\u30d7B RCCB<\/strong>&nbsp;\u3092\u9054\u6210\u3059\u308b1\u3064\u306e\u65b9\u6cd5\u3060\u304c\u3001\u5145\u96fb\u6a5f\u5668\u306b\u3088\u3063\u3066\u306f2\u3064\u76ee\u306e\u9078\u629e\u80a2\u3082\u3042\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u306a\u3069\u306e\u96fb\u6c17\u898f\u683c\u306b\u57fa\u3065\u3044\u3066\u3044\u308b\u3002&nbsp;<strong>BS (IEC) EN 61851-1<\/strong>, \u3059\u3079\u3066\u306eEV\u5145\u96fb\u30dd\u30a4\u30f3\u30c8\u306f\u300130mA\u3092\u8d85\u3048\u306a\u3044\u4ea4\u6d41\u5b9a\u683c\u306e\u6f0f\u96fb\u906e\u65ad\u5668\u4fdd\u8b77\u3092\u5099\u3048\u3066\u3044\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002\u307e\u305f\u3001\u91cd\u8981\u306a\u70b9\u3068\u3057\u3066&nbsp;<strong>\u30b9\u30e0\u30fc\u30ba\u306a\u76f4\u6d41\u96fb\u6d41\u306b\u5bfe\u3059\u308b\u4fdd\u8b77<\/strong>&nbsp;<a href=\"https:\/\/professional-electrician.com\/technical\/ev-question-time-part-1-ctek-answers-some-key-questions-about-ev-charge-point-installations-ctek\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a>. .\u4ee5\u4e0b\u306f\u30012\u3064\u306e\u6e96\u62e0\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306e\u6bd4\u8f03\u3067\u3042\u308b\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u89e3\u6c7a\u7b561\uff1a\u30bf\u30a4\u30d7B\u306eRCCB\u3092\u4f7f\u7528\u3059\u308b\u3002<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u304c\u6700\u3082\u7c21\u5358\u3067\u3001\u4e00\u822c\u7684\u306b\u63a8\u5968\u3055\u308c\u3066\u3044\u308b\u89e3\u6c7a\u7b56\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4ed5\u7d44\u307f<\/strong>:\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u3001\u3042\u3089\u3086\u308b\u30bf\u30a4\u30d7\u306e\u6545\u969c\u96fb\u6d41\u3092\u691c\u51fa\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\uff1aAC\u3001\u8108\u52d5DC\u00a0<strong>\u30b9\u30e0\u30fc\u30b9DC<\/strong>. It is effectively a &#8220;one-stop-shop&#8221; for protection\u00a0<a href=\"https:\/\/iczoom.com\/t-news\/79109-industry.html\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/il.dhgate.com\/product\/2p-10-30-100-300ma-electric-vehicle-ev-charging\/994038253.html#s1-37-1a%3Benseries%7C0374573864\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.etek-electric.com\/ev-charger-rcds\/ekl6-100b-type-b-rccb\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a>.<\/li>\n\n\n\n<li><strong>Why it&#8217;s needed<\/strong>: The battery in an EV operates on DC. If a fault occurs in the vehicle&#8217;s charging system, it can leak a\u00a0<strong>\u30b9\u30e0\u30fc\u30ba\u306a\u76f4\u6d41\u96fb\u6d41<\/strong>\u00a0back into your home&#8217;s electrical wiring. Standard Type AC or Type A RCCBs can be &#8220;blinded&#8221; by this smooth DC current, causing them to fail to trip and leaving you without protection\u00a0<a href=\"https:\/\/iczoom.com\/t-news\/79109-industry.html\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/www.se.com\/th\/en\/faqs\/FA330718\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a>. .\u30bf\u30a4\u30d7B\u306eRCCB\u306f\u3053\u306e\u76f2\u691c\u5316\u52b9\u679c\u3092\u53d7\u3051\u306a\u3044\u3002.<\/li>\n\n\n\n<li><strong>\u7533\u3057\u8fbc\u307f<\/strong>:\u5145\u96fb\u5c02\u7528\u56de\u8def\u306b\u6700\u9069\u3067\u3059\u3002\u5e02\u8ca9\u3055\u308c\u3066\u3044\u308b\u591a\u304f\u306eEV\u5145\u96fb\u5668\u306b\u306f\u3001\u30bf\u30a4\u30d7B\u306eRCCB\u304c\u5185\u8535\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u00a0<a href=\"https:\/\/noark-electric.eu\/nl\/products\/110257\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a><a href=\"https:\/\/noark-electric.eu\/en\/product\/113892\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a>.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u89e3\u6c7a\u7b562\uff1a\u30bf\u30a4\u30d7A RCCB + RDC-DD<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306f\u3001\u540c\u3058\u5b89\u5168\u57fa\u6e96\u3092\u6e80\u305f\u3059\u3001\u8cbb\u7528\u5bfe\u52b9\u679c\u306e\u9ad8\u3044\u4ee3\u66ff\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4ed5\u7d44\u307f<\/strong>:\u3053\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3067\u306f\u3001\u6a19\u6e96\u7684\u306a\u00a0<strong>\u30bf\u30a4\u30d7A RCCB<\/strong>\u00a0(\u3068\u3044\u3046\u5225\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u8ffd\u52a0\u3055\u308c\u308b\u3002\u00a0<strong>\u6b8b\u7559\u76f4\u6d41\u96fb\u6d41\u691c\u51fa\u88c5\u7f6e\uff08RDC-DD\uff09<\/strong>\u00a0\u76f4\u5217\u00a0<a href=\"https:\/\/professional-electrician.com\/technical\/ev-question-time-part-1-ctek-answers-some-key-questions-about-ev-charge-point-installations-ctek\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a>.<\/li>\n\n\n\n<li><strong>RDC-DD\u3068\u306f\uff1f<\/strong>\u00a0\u3053\u308c\u306f\u5e73\u6ed1\u76f4\u6d41\u96fb\u6d41\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u7279\u5225\u306b\u8a2d\u8a08\u3055\u308c\u305f\u88c5\u7f6e\u3067\u3042\u308b\u3002\u898f\u683c\u306b\u3088\u308b\u3068\u3001RDC-DD\u306f\u3001\u5e73\u6ed1\u76f4\u6d41\u96fb\u6d41\u304c\u4ee5\u4e0b\u306e\u5024\u3092\u8d85\u3048\u305f\u5834\u5408\u306b\u30c8\u30ea\u30c3\u30d7\u3059\u308b\u3088\u3046\u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u00a0<strong>6mA<\/strong>\u00a0<a href=\"https:\/\/professional-electrician.com\/technical\/ev-question-time-part-1-ctek-answers-some-key-questions-about-ev-charge-point-installations-ctek\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a>. .\u3053\u308c\u306b\u3088\u308a\u3001\u30bf\u30a4\u30d7A\u306eRCCB\u306f\u30d6\u30e9\u30a4\u30f3\u30c9\u304b\u3089\u4fdd\u8b77\u3055\u308c\u308b\u3002.<\/li>\n\n\n\n<li><strong>\u7533\u3057\u8fbc\u307f<\/strong>:\u3053\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306f\u3001DC\u4fdd\u8b77\u304c\u5185\u90e8\u306b\u7d71\u5408\u3055\u308c\u305fEV\u5145\u96fb\u5668\u306b\u3088\u304f\u898b\u3089\u308c\u3001\u5206\u96fb\u76e4\u306b\u6a19\u6e96\u7684\u306a\u30bf\u30a4\u30d7A\u306eRCCB\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u26a0\ufe0f \u30bf\u30a4\u30d7AC\u306f\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u3046\u3059\u3079\u304d\u3067\u3042\u308b\u3002&nbsp;<strong>\u306a\u3044<\/strong>&nbsp;EV\u5145\u96fb\u306b\u306f\u3001\u6a19\u6e96\u7684\u306a\u30bf\u30a4\u30d7AC RCCB\u3092\u4f7f\u7528\u3059\u308b\u3002\u6700\u65b0\u306eEV\u5145\u96fb\u5668\u3067\u767a\u751f\u3059\u308b\u9ad8\u5468\u6ce2\u306e\u9ad8\u8abf\u6ce2\u3084\u76f4\u6d41\u6210\u5206\u3092\u6271\u3046\u3053\u3068\u304c\u3067\u304d\u306a\u3044\u305f\u3081\u3001\u88c5\u7f6e\u304c\u904e\u71b1\u3057\u3066\u6545\u969c\u3057\u3001\u91cd\u5927\u306a\u5b89\u5168\u4e0a\u306e\u30ea\u30b9\u30af\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002&nbsp;<a href=\"https:\/\/www.se.com\/th\/en\/faqs\/FA330718\/\" target=\"_blank\" rel=\"noreferrer noopener\"><\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6982\u8981<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u306e\u5c02\u7528\u56de\u8def\u3092\u8a2d\u7f6e\u3059\u308b\u5834\u5408\u00a0<strong>\u6709\u7ddaEV\u5145\u96fb\u5668<\/strong>, check the manufacturer&#8217;s instructions first. If the charger does not have built-in DC protection, you must install a\u00a0<strong>\u30bf\u30a4\u30d7B RCCB<\/strong>.<\/li>\n\n\n\n<li>EV\u5145\u96fb\u5668\u304c\u00a0<strong>\u30d7\u30e9\u30b0\u30a4\u30f3<\/strong>\u00a0\u307e\u305f\u306f\u30e1\u30fc\u30ab\u30fc\u304cDC\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\uff08RDC-DD\uff09\u3092\u5185\u8535\u3057\u3066\u3044\u308b\u3068\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u5fc5\u8981\u306a\u306e\u306f\u00a0<strong>\u30bf\u30a4\u30d7A RCCB<\/strong>\u00a0at the distribution board, but always verify this with the product&#8217;s datasheet.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">I hope this clarifies the requirements for your EV charging setup. Are you installing a specific model of charger? If you can share the make and model, I can help you check the manufacturer&#8217;s recommendation.<\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction: The Critical Need for Enhanced Electrical Protection Type B RCCBs: EV Safety Essential: global transition toward electric mobility is accelerating at an unprecedented pace. With millions of electric vehicles (EVs) now on roads worldwide and charging infrastructure expanding rapidly across urban centers, highways, and residential communities, the importance of electrical safety in these installations cannot be overstated. At the heart of this safety ecosystem lies a critical but often overlooked component: the Residual Current Circuit Breaker (RCCB), specifically Type B variants designed to handle the unique electrical challenges posed by modern EV charging systems. As EV adoption continues to surge, with projections indicating that electric vehicles will account for [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":2545,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-2544","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-rcd-leakage-protection"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2544","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/comments?post=2544"}],"version-history":[{"count":1,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2544\/revisions"}],"predecessor-version":[{"id":2547,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2544\/revisions\/2547"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media\/2545"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media?parent=2544"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/categories?post=2544"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/tags?post=2544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}