{"id":2555,"date":"2026-03-03T01:48:20","date_gmt":"2026-03-03T01:48:20","guid":{"rendered":"https:\/\/cnkuangya.com\/?p=2555"},"modified":"2026-04-24T14:23:57","modified_gmt":"2026-04-24T06:23:57","slug":"power-your-drive-protect-your-home-type-b-rcbos-for-ev-chargers","status":"publish","type":"post","link":"https:\/\/cnkuangya.com\/ja\/blog\/power-your-drive-protect-your-home-type-b-rcbos-for-ev-chargers\/","title":{"rendered":"\u30c9\u30e9\u30a4\u30d6\u306b\u96fb\u529b\u3092\u3001\u5bb6\u3092\u5b88\u308b\uff1aEV\u5145\u96fb\u5668\u7528\u30bf\u30a4\u30d7B RCBO"},"content":{"rendered":"<p class=\"wp-block-paragraph\"> Type B RCBOs\uff1a transition to electric mobility represents one of the most significant shifts in residential energy consumption since the widespread adoption of air conditioning. As millions of homeowners embrace electric vehicles, a critical but often overlooked component of safe EV charging emerges: the Type B Residual Current Breaker with Overcurrent protection (RCBO). This sophisticated electrical protection device serves as the invisible guardian standing between your high-powered vehicle charging system and the safety of your home&#8217;s electrical infrastructure.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">EV\u5145\u96fb\u9769\u547d\u3092\u7406\u89e3\u3059\u308b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e16\u754c\u306e\u96fb\u6c17\u81ea\u52d5\u8eca\u5e02\u5834\u306f\u7206\u767a\u7684\u306a\u6210\u9577\u3092\u9042\u3052\u3066\u304a\u308a\u3001\u5bb6\u5ead\u7528\u5145\u96fb\u304c\u652f\u914d\u7684\u306a\u5145\u96fb\u30d1\u30e9\u30c0\u30a4\u30e0\u3092\u5360\u3081\u3066\u3044\u308b\u3002\u5bb6\u5ead\u7528\u5145\u96fb\u306fEV\u5145\u96fb\u306e\u7d0480%\u3092\u5360\u3081\u3066\u304a\u308a\u3001\u5bb6\u5ead\u7528\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u306e\u5b89\u5168\u6027\u3068\u4fe1\u983c\u6027\u304c\u6700\u3082\u91cd\u8981\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u96fb\u6c17\u81ea\u52d5\u8eca\u3092\u5bb6\u5ead\u7528\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u63a5\u7d9a\u3059\u308b\u3068\u3001\u5f37\u529b\u306a\u30a8\u30cd\u30eb\u30ae\u30fc\u8caf\u8535\u30b7\u30b9\u30c6\u30e0\uff08\u591a\u304f\u306e\u5834\u5408\u3001\u5bb9\u91cf\u304c60\u30ad\u30ed\u30ef\u30c3\u30c8\u6642\u3092\u8d85\u3048\u308b\uff09\u3092\u5bb6\u5ead\u5185\u306e\u96fb\u6c17\u4f9b\u7d66\u6e90\u306b\u76f4\u63a5\u63a5\u7d9a\u3059\u308b\u3053\u3068\u306b\u306a\u308b\u3002\u3053\u306e\u63a5\u7d9a\u306f\u3001\u591c\u9593\u5145\u96fb\u306e\u5229\u4fbf\u6027\u3092\u53ef\u80fd\u306b\u3059\u308b\u4e00\u65b9\u3067\u3001\u5f93\u6765\u306e\u56de\u8def\u4fdd\u8b77\u88c5\u7f6e\u304c\u5bfe\u5fdc\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u96fb\u6c17\u5b89\u5168\u306b\u95a2\u3059\u308b\u72ec\u81ea\u306e\u8ab2\u984c\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Modern electric vehicle charging involves complex power electronics that convert alternating current from your home supply into direct current suitable for battery storage. This conversion process, performed by the vehicle&#8217;s onboard charger or an external wallbox, generates specific types of electrical faults that differ fundamentally from those produced by conventional household appliances. The physics of these faults demands protection technology that goes far beyond the capabilities of standard circuit breakers or even Type A residual current devices.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u96a0\u308c\u305f\u5371\u967a\u30b9\u30e0\u30fc\u30ba\u306a\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">EV\u5145\u96fb\u4fdd\u8b77\u306b\u30bf\u30a4\u30d7B RCBO\u304c\u4e0d\u53ef\u6b20\u306a\u7406\u7531\u3092\u7406\u89e3\u3059\u308b\u306b\u306f\u3001\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u30fb\u30b3\u30f3\u30d0\u30fc\u30bf\u3067\u767a\u751f\u3059\u308b\u96fb\u6c17\u969c\u5bb3\u306e\u6027\u8cea\u3092\u8abf\u3079\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u30d0\u30c3\u30c6\u30ea\u30fc\u5145\u96fb\u306e\u305f\u3081\u306b\u4ea4\u6d41\u96fb\u529b\u304c\u76f4\u6d41\u306b\u5909\u63db\u3055\u308c\u308b\u969b\u3001\u7d76\u7e01\u4e0d\u826f\u3084\u6545\u969c\u72b6\u614b\u304c\u767a\u751f\u3059\u308b\u3068\u3001\u660e\u78ba\u306a\u7279\u6027\u3092\u6301\u3064\u6b8b\u7559\u96fb\u6d41\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5f93\u6765\u306e\u30bf\u30a4\u30d7AC\u6b8b\u7559\u96fb\u6d41\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u7d14\u7c8b\u306a\u6b63\u5f26\u6ce2\u4ea4\u6d41\u6545\u969c\u306b\u306e\u307f\u53cd\u5fdc\u3057\u307e\u3059\u3002\u3053\u306e\u7a2e\u306e\u6545\u969c\u306f\u3001\u901a\u5e38\u3001\u6d3b\u7dda\u5c0e\u4f53\u3068\u306e\u76f4\u63a5\u63a5\u89e6\u3084\u3001\u62b5\u6297\u8ca0\u8377\u306e\u57fa\u672c\u7684\u306a\u7d76\u7e01\u4e0d\u826f\u306b\u95a2\u9023\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7A\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u3053\u306e\u4fdd\u8b77\u3092\u8108\u52d5\u3059\u308b\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41\u306b\u307e\u3067\u62e1\u5f35\u3057\u305f\u3002\u3053\u308c\u306f\u3001\u4ea4\u6d41\u96fb\u5727\u304c\u6574\u6d41\u3055\u308c\u305f\u3082\u306e\u306e\u3001\u5b8c\u5168\u306b\u5e73\u6ed1\u5316\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306b\u767a\u751f\u3059\u308b\u3002\u3057\u304b\u3057\u3001\u6700\u65b0\u306eEV\u5145\u96fb\u5668\u306f\u3001\u6d17\u7df4\u3055\u308c\u305f\u6574\u6d41\u56de\u8def\u3068\u529b\u7387\u88dc\u6b63\u56de\u8def\u3092\u63a1\u7528\u3057\u3066\u304a\u308a\u3001\u30bf\u30a4\u30d7A\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u691c\u51fa\u3067\u304d\u308b\u8108\u52d5\u6210\u5206\u3092\u542b\u307e\u306a\u3044\u3001\u6ed1\u3089\u304b\u306a\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41\uff08\u9023\u7d9a\u3057\u305f\u4e00\u65b9\u5411\u306e\u96fb\u6d41\u306e\u6d41\u308c\uff09\u3092\u751f\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u6ed1\u3089\u304b\u306a\u76f4\u6d41\u96fb\u6d41\u306f\u3001\u5b89\u5168\u4e0a\u306e\u91cd\u5927\u306a\u76f2\u70b9\u3068\u306a\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">When smooth DC residual current flows through a Type A RCD, it effectively saturates the magnetic core within the detection mechanism, rendering the device unable to respond to subsequent AC fault currents. This phenomenon, known as &#8220;DC blinding&#8221; or &#8220;core saturation,&#8221; means that a Type A device could remain completely inoperative even during a dangerous earth fault condition, providing no protection at all. For a device rated at 30mA sensitivity, DC residual currents as low as 6mA can begin this saturation process, progressively reducing the device&#8217;s ability to detect AC faults.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">IEC 61851\u3068\u898f\u5236\u306e\u5fc5\u8981\u6027<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u56fd\u969b\u898f\u683cIEC 61851-1:2017\u306f\u3001\u3053\u306e\u5b89\u5168\u4e0a\u306e\u61f8\u5ff5\u306b\u660e\u78ba\u306b\u5bfe\u5fdc\u3057\u3066\u304a\u308a\u3001\u96fb\u6c17\u81ea\u52d5\u8eca\u306e\u5145\u96fb\u30b7\u30b9\u30c6\u30e0\u306f\u5186\u6ed1\u306a\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3068\u7fa9\u52d9\u4ed8\u3051\u3066\u3044\u308b\u3002\u3053\u306e\u898f\u683c\u306f\u3001\u96fb\u6c17\u81ea\u52d5\u8eca\u5145\u96fb\u306e\u30e6\u30cb\u30fc\u30af\u306a\u96fb\u6c17\u7684\u7279\u6027\u304c\u3001\u5f93\u6765\u306e\u96fb\u6c17\u8a2d\u5099\u306b\u8981\u6c42\u3055\u308c\u308b\u4ee5\u4e0a\u306e\u7279\u5225\u306a\u4fdd\u8b77\u5bfe\u7b56\u3092\u8981\u6c42\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u8a8d\u8b58\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u898f\u5236\u306e\u67a0\u7d44\u307f\u306f\u3001\u82f1\u56fd\u306eBS 7671:2018+A2:2022\u3084\u5317\u7c73\u306eNational Electrical Code\u5185\u306e\u540c\u69d8\u306e\u898f\u5b9a\u306a\u3069\u3001\u4e16\u754c\u4e2d\u306e\u56fd\u5bb6\u898f\u683c\u3067\u63a1\u7528\u3055\u308c\u3001\u5f37\u5316\u3055\u308c\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">BS 7671 Section 722.531.3.101 provides particularly clear guidance: &#8220;Each socket-outlet or connection point for the exclusive use of electric vehicle charging shall be protected by an RCD of Type A, Type F, or Type B having a rated residual operating current not exceeding 30 mA, or by another protective measure providing disconnection of all live conductors.&#8221; The specification of Type B as an acceptable option acknowledges that this device category provides comprehensive protection against all forms of residual current that may occur during EV charging.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u898f\u683c\u306f\u3055\u3089\u306b\u3001\u5186\u6ed1\u306a\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3042\u308a\u3001\u305d\u306e\u3088\u3046\u306a\u4fdd\u8b77\u304c\u5145\u96fb\u6a5f\u5668\u81ea\u4f53\u306b\u5099\u308f\u3063\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30bf\u30a4\u30d7B\u306e\u4fdd\u8b77\u304c\u5fc5\u9808\u3067\u3042\u308b\u3053\u3068\u3092\u660e\u78ba\u306b\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u8a2d\u7f6e\u696d\u8005\u3068\u4f4f\u5b85\u6240\u6709\u8005\u306f\u3001\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u76f4\u6d41\u6545\u969c\u691c\u51fa\u3068\u906e\u65ad\u6a5f\u80fd\u3092\u5185\u8535\u3059\u308b\u304b\u3001\u4e0a\u6d41\u306e\u4fdd\u8b77\u304c\u30bf\u30a4\u30d7B\u5b9a\u683c\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3068\u3044\u3046\u5224\u65ad\u67a0\u7d44\u307f\u304c\u3067\u304d\u308b\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30bf\u30a4\u30d7B RCBO\uff1a\u5305\u62ec\u7684\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\u30fb\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7B RCBO\u306f\u30013\u3064\u306e\u91cd\u8981\u306a\u4fdd\u8b77\u6a5f\u80fd\u30921\u3064\u306e\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u30c7\u30d0\u30a4\u30b9\u306b\u7d71\u5408\u3057\u3066\u3044\u307e\u3059\u3002\u904e\u96fb\u6d41\u4fdd\u8b77\u30a8\u30ec\u30e1\u30f3\u30c8\u306f\u904e\u8ca0\u8377\u72b6\u614b\u3084\u77ed\u7d61\u6545\u969c\u306b\u5fdc\u7b54\u3057\u3001\u96fb\u6d41\u304c\u5b9a\u683c\u5bb9\u91cf\u3092\u8d85\u3048\u308b\u3068\u56de\u8def\u3092\u906e\u65ad\u3057\u307e\u3059\u3002\u6b8b\u7559\u96fb\u6d41\u4fdd\u8b77\u30a8\u30ec\u30e1\u30f3\u30c8\u306f\u3001\u30e9\u30a4\u30f3\u96fb\u6d41\u3068\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u96fb\u6d41\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u7d99\u7d9a\u7684\u306b\u76e3\u8996\u3057\u3001\u30a2\u30fc\u30b9\u3078\u306e\u6f0f\u308c\u3092\u691c\u51fa\u3057\u307e\u3059\u3002\u91cd\u8981\u306a\u306e\u306f\u3001\u30bf\u30a4\u30d7B\u306e\u5206\u985e\u3067\u306f\u3001\u3053\u306e\u6b8b\u7559\u96fb\u6d41\u691c\u51fa\u304cAC\u3001\u8108\u52d5DC\u3001\u5e73\u6ed1DC\u3001\u304a\u3088\u30731000 Hz\u307e\u3067\u306e\u9ad8\u5468\u6ce2\u6210\u5206\u3092\u30ab\u30d0\u30fc\u3059\u308b\u3053\u3068\u304c\u898f\u5b9a\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7B RCBO\u306e\u6280\u8853\u4ed5\u69d8\u306f\u3001\u3053\u306e\u4fdd\u8b77\u306e\u7cbe\u5de7\u3055\u3092\u660e\u3089\u304b\u306b\u3057\u3066\u3044\u308b\u300230mA\u306e\u611f\u5ea6\u3092\u6301\u3064\u30c7\u30d0\u30a4\u30b9\u306e\u5834\u5408\u3001\u6ed1\u3089\u304b\u306aDC\u691c\u51fa\u3057\u304d\u3044\u5024\u306f\u901a\u5e386mA\u306e\u7bc4\u56f2\u306b\u53ce\u307e\u308a\u307e\u3059\u3002\u5468\u6ce2\u6570\u5fdc\u7b54\u306f\u96fb\u6e90\u306e\u57fa\u672c\u5468\u6ce2\u657050\/60Hz\u3092\u306f\u308b\u304b\u306b\u8d85\u3048\u3066\u304a\u308a\u3001\u691c\u51fa\u3055\u308c\u306a\u3044\u53ef\u80fd\u6027\u306e\u3042\u308b\u6700\u65b0\u306e\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u306b\u3088\u3063\u3066\u751f\u6210\u3055\u308c\u305f\u9ad8\u8abf\u6ce2\u96fb\u6d41\u3092\u6355\u6349\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">MCB\uff08\u30df\u30cb\u30c1\u30e5\u30a2\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc\uff09\u3068\u6f0f\u96fb\u906e\u65ad\u5668\uff08\u6b8b\u7559\u96fb\u6d41\u88c5\u7f6e\uff09\u306e\u6a5f\u80fd\u30921\u3064\u306eRCBO\u30e6\u30cb\u30c3\u30c8\u306b\u7d71\u5408\u3059\u308b\u3053\u3068\u3067\u3001\u8a2d\u7f6e\u3084\u8abf\u6574\u306b\u5b9f\u7528\u7684\u306a\u5229\u70b9\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002\u8907\u6570\u306eDIN\u30ec\u30fc\u30eb\u30dd\u30b8\u30b7\u30e7\u30f3\u3092\u5360\u6709\u3059\u308b\u500b\u5225\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u5fc5\u8981\u3068\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001\u30bf\u30a4\u30d7B RCBO\u306f\u3001\u5358\u76f8\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u306e\u6a19\u6e96\u7684\u306a2\u30e2\u30b8\u30e5\u30fc\u30eb\u5e45\u3001\u307e\u305f\u306f\u4e09\u76f8\u8a2d\u7f6e\u7528\u306e4\u30e2\u30b8\u30e5\u30fc\u30eb\u5e45\u3067\u5b8c\u5168\u306a\u4fdd\u8b77\u3092\u5b9f\u73fe\u3057\u307e\u3059\u3002\u3053\u306e\u30b9\u30da\u30fc\u30b9\u52b9\u7387\u306f\u3001\u5229\u7528\u53ef\u80fd\u306a\u53d6\u308a\u4ed8\u3051\u4f4d\u7f6e\u304c\u5236\u9650\u3055\u308c\u304c\u3061\u306a\u4f4f\u5b85\u7528\u30b3\u30f3\u30b7\u30e5\u30fc\u30de\u30fc\u30e6\u30cb\u30c3\u30c8\u306b\u304a\u3044\u3066\u7279\u306b\u6709\u7528\u3067\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u88fd\u54c1\u30b9\u30dd\u30c3\u30c8\u30e9\u30a4\u30c8VRL11\u5358\u6975B\u578bRCBO<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u306b\u3064\u3044\u3066 <a href=\"https:\/\/cnkuangya.com\/ja\/product\/vrl11-rcbo-%e3%82%b7%e3%83%b3%e3%82%b0%e3%83%ab%e3%83%9d%e3%83%bc%e3%83%ab\/\">\u95a2\u8c37VRL11 RCBO<\/a> \u306f\u3001\u6700\u65b0\u306eEV\u5145\u96fb\u4fdd\u8b77\u306b\u5fc5\u8981\u306a\u6280\u8853\u80fd\u529b\u3092\u4f8b\u8a3c\u3059\u308b\u3082\u306e\u3067\u3059\u3002\u3053\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u30011P+N\uff08\u5358\u6975\uff0b\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\uff09\u69cb\u6210\u3068\u30bf\u30a4\u30d7B\u6b8b\u7559\u96fb\u6d41\u691c\u51fa\u3092\u7d44\u307f\u5408\u308f\u305b\u3001\u6700\u5927\u5bb9\u91cf40A\u307e\u3067\u306e\u5358\u76f8EV\u5145\u96fb\u8a2d\u5099\u306b\u5305\u62ec\u7684\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">VRL11\u306e\u6280\u8853\u4ed5\u69d8\u306f\u3001\u5bb6\u5ead\u7528EV\u5145\u96fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u9069\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u308b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30d1\u30e9\u30e1\u30fc\u30bf<\/th><th>\u4ed5\u69d8<\/th><\/tr><\/thead><tbody><tr><td>\u30dd\u30fc\u30eb<\/td><td>1P+N\uff08\u5358\u6975+\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\uff09<\/td><\/tr><tr><td>\u5b9a\u683c\u96fb\u6d41 (In)<\/td><td>5-40 A<\/td><\/tr><tr><td>\u5b9a\u683c\u96fb\u5727 (Ue)<\/td><td>AC 240V \/ AC 120V<\/td><\/tr><tr><td>\u6b8b\u7559\u96fb\u6d41\u30bf\u30a4\u30d7<\/td><td>\u30bf\u30a4\u30d7B\uff08AC\u3001\u8108\u52d5DC\u3001\u30b9\u30e0\u30fc\u30baDC\uff5e6mA\uff09<\/td><\/tr><tr><td>\u5b9a\u683c\u6b8b\u7559\u96fb\u6d41 (I\u0394n)<\/td><td>30 mA\uff08EV\u5145\u96fb\u306e\u6a19\u6e96\uff09<\/td><\/tr><tr><td>\u7834\u65ad\u5bb9\u91cf\uff08Icn\uff09<\/td><td>10 kA @ 240V \/ 15 kA @ 120V<\/td><\/tr><tr><td>MCB\u30c8\u30ea\u30c3\u30d7\u66f2\u7dda<\/td><td>B\uff083-5\u00d7In\uff09\u307e\u305f\u306fC\uff085-10\u00d7In\uff09<\/td><\/tr><tr><td>\u898f\u683c\u9075\u5b88<\/td><td>IEC\/EN 61009-1\u3001IEC 62943<\/td><\/tr><tr><td>\u8a8d\u8a3c<\/td><td>SAMKO\u3001UKCA\u3001CE\u3001SAA<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5358\u76f8240V\u96fb\u6e90\u3067\u52d5\u4f5c\u3059\u308b\u4e00\u822c\u7684\u306a7kW\u306e\u4f4f\u5b85\u7528EV\u5145\u96fb\u5668\u306e\u5834\u5408\u300132A\u307e\u305f\u306f40A\u306e\u5b9a\u683c\u306f\u3001\u9023\u7d9a\u904b\u8ee2\u306b\u5341\u5206\u306a\u30d8\u30c3\u30c9\u30eb\u30fc\u30e0\u3092\u5099\u3048\u305f\u9069\u5207\u306a\u904e\u96fb\u6d41\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u30bf\u30a4\u30d7B\u306e\u6b8b\u7559\u96fb\u6d41\u691c\u51fa\u306f\u30016mA\u307e\u3067\u306e\u30b9\u30e0\u30fc\u30ba\u306aDC\u6545\u969c\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u3092\u4fdd\u8a3c\u3059\u308b\u4e00\u65b9\u3067\u300130mA\u30ec\u30d9\u30eb\u306eAC\u304a\u3088\u3073\u8108\u52d5DC\u6545\u969c\u306b\u5bfe\u3059\u308b\u5b8c\u5168\u306a\u611f\u5ea6\u3092\u7dad\u6301\u3057\u307e\u3059\u300210kA\u306e\u906e\u65ad\u5bb9\u91cf\u306f\u4e00\u822c\u7684\u306a\u5bb6\u5ead\u7528\u6545\u969c\u96fb\u6d41\u30ec\u30d9\u30eb\u3092\u4e0a\u56de\u308a\u3001\u6700\u60aa\u306e\u77ed\u7d61\u72b6\u614b\u3067\u3082\u5b89\u5168\u306a\u906e\u65ad\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u66f2\u7dda\u9078\u629e\uff08B \u307e\u305f\u306f C\uff09\u306b\u3088\u308a\u3001\u4e0a\u6d41\u306e\u4fdd\u8b77\u88c5\u7f6e\u3068\u306e\u8abf\u6574\u3068\u7a81\u5165\u96fb\u6d41\u3078\u306e\u5bfe\u5fdc\u304c\u53ef\u80fd\u306b\u306a\u308a\u307e\u3059\u3002\u66f2\u7dda B\uff083-5\u00d7In\u77ac\u6642\u30c8\u30ea\u30c3\u30d7\uff09\u306f\u3001\u7a81\u5165\u7279\u6027\u304c\u6700\u5c0f\u306e\u8a2d\u5099\u306b\u9069\u3057\u3066\u304a\u308a\u3001\u66f2\u7dda C\uff085-10\u00d7In\uff09\u306f\u3001\u4e00\u90e8\u306e EV \u5145\u96fb\u5668\u8a2d\u8a08\u306b\u95a2\u9023\u3059\u308b\u9ad8\u3044\u59cb\u52d5\u96fb\u6d41\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002\u30a2\u30af\u30c6\u30a3\u30d6\u529b\u7387\u88dc\u6b63\u3092\u5099\u3048\u305f\u307b\u3068\u3093\u3069\u306e\u6700\u65b0\u306e EV \u5145\u96fb\u5668\u3067\u306f\u3001\u66f2\u7dda B \u304c\u8ff7\u60d1\u306a\u30c8\u30ea\u30c3\u30d7\u3092\u767a\u751f\u3055\u305b\u308b\u3053\u3068\u306a\u304f\u6700\u9069\u306a\u4fdd\u8b77\u611f\u5ea6\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">EV\u5145\u96fb\u4fdd\u8b77\u306e\u305f\u3081\u306e\u8a2d\u7f6e\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/af46af5b6cac707944fabade508409ea266ab34aaa9be03d8374f5093a892927-1024x572.jpg\" alt=\"\" class=\"wp-image-2557\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/af46af5b6cac707944fabade508409ea266ab34aaa9be03d8374f5093a892927-1024x572.jpg 1024w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/af46af5b6cac707944fabade508409ea266ab34aaa9be03d8374f5093a892927-300x167.jpg 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/af46af5b6cac707944fabade508409ea266ab34aaa9be03d8374f5093a892927-768x429.jpg 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/af46af5b6cac707944fabade508409ea266ab34aaa9be03d8374f5093a892927-1536x857.jpg 1536w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/af46af5b6cac707944fabade508409ea266ab34aaa9be03d8374f5093a892927-2048x1143.jpg 2048w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/af46af5b6cac707944fabade508409ea266ab34aaa9be03d8374f5093a892927-18x10.jpg 18w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/03\/af46af5b6cac707944fabade508409ea266ab34aaa9be03d8374f5093a892927-600x335.jpg 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">EV\u5145\u96fb\u7528\u306e\u30bf\u30a4\u30d7B RCBO\u3092\u9069\u5207\u306b\u8a2d\u7f6e\u3059\u308b\u306b\u306f\u3001\u57fa\u672c\u7684\u306a\u30c7\u30d0\u30a4\u30b9\u306e\u9078\u629e\u4ee5\u5916\u306b\u3082\u3001\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u8981\u7d20\u306b\u6ce8\u610f\u3092\u6255\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002RCBO\u306f\u3001\u6545\u969c\u6761\u4ef6\u4e0b\u3067\u30e9\u30a4\u30f3\u3068\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u306e\u4e21\u65b9\u306e\u5c0e\u4f53\u3092\u906e\u65ad\u3059\u308b\u4e8c\u91cd\u6975\u906e\u65ad\u3092\u63d0\u4f9b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u8981\u4ef6\u306f\u3001\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u3068\u30a2\u30fc\u30b9\u306e\u96fb\u5727\u5dee\u306b\u3088\u308b\u6f5c\u5728\u7684\u306a\u5371\u967a\u306b\u5bfe\u51e6\u3057\u3001\u5145\u96fb\u56de\u8def\u306e\u5b8c\u5168\u306a\u7d76\u7e01\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5404EV\u5145\u96fb\u30dd\u30a4\u30f3\u30c8\u306b\u306f\u3001\u5c02\u7528\u306eRCBO\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3059\u3002\u8907\u6570\u306e\u5145\u96fb\u30b3\u30f3\u30bb\u30f3\u30c8\u3084\u4ed6\u306e\u5bb6\u5ead\u7528\u56de\u8def\u9593\u3067RCBO\u3092\u5171\u6709\u3059\u308b\u3053\u3068\u306f\u3001\u9078\u629e\u7684\u4fdd\u8b77\u306e\u57fa\u672c\u539f\u5247\u306b\u9055\u53cd\u3057\u3001EV\u56fa\u6709\u306e\u6545\u969c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u975e\u5145\u96fb\u8ca0\u8377\u304c\u4e0d\u8981\u306b\u5207\u65ad\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u5c02\u7528\u306e\u4fdd\u8b77\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u5145\u96fb\u56de\u8def\u3092\u72ec\u7acb\u3057\u3066\u9694\u96e2\u3059\u308b\u3053\u3068\u3067\u3001\u6545\u969c\u8a3a\u65ad\u3068\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3092\u7c21\u7d20\u5316\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e0a\u6d41\u306e\u4fdd\u8b77\u88c5\u7f6e\u3068\u306e\u8abf\u6574\u306b\u306f\u3001\u30c8\u30ea\u30c3\u30d7\u7279\u6027\u3068\u6642\u9593-\u96fb\u6d41\u66f2\u7dda\u3092\u6ce8\u610f\u6df1\u304f\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u30bf\u30a4\u30d7B\u306eRCBO\u306f\u3001\u5145\u96fb\u56de\u8def\u5185\u306e\u6545\u969c\u304c\u5168\u9928\u505c\u96fb\u3067\u306f\u306a\u304f\u5c40\u6240\u7684\u306a\u906e\u65ad\u306b\u306a\u308b\u3088\u3046\u306b\u3001\u30e1\u30a4\u30f3\u5165\u529b\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u3068\u8abf\u6574\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u3053\u306e\u9078\u629e\u6027\u306b\u306f\u3001\u8a2d\u7f6e\u5730\u70b9\u3067\u5229\u7528\u53ef\u80fd\u306a\u6545\u969c\u96fb\u6d41\u306e\u5206\u6790\u3068\u30c7\u30d0\u30a4\u30b9\u7279\u6027\u306e\u6bd4\u8f03\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">EV\u5145\u96fb\u8a2d\u5099\u306e\u30a2\u30fc\u30b9\u63a5\u7d9a\u306f\u3001\u7279\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002\u4fdd\u8b77\u63a5\u5730\u63a5\u7d9a\u306f\u3001\u6545\u969c\u96fb\u6d41\u304c\u6307\u5b9a\u3055\u308c\u305f\u5236\u9650\u6642\u9593\u5185\u306b\u4fdd\u8b77\u88c5\u7f6e\u3092\u52d5\u4f5c\u3055\u305b\u308b\u306e\u306b\u5341\u5206\u3067\u3042\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3059\u308b\u305f\u3081\u306b\u3001\u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3092\u7dad\u6301\u3057\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002TT\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u304c\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u5834\u5408\uff08\u8fb2\u6751\u90e8\u306e\u8a2d\u5099\u3067\u306f\u4e00\u822c\u7684\uff09\u3001\u63a5\u5730\u96fb\u6975\u62b5\u6297\u306f\u3001\u5730\u7d61\u6761\u4ef6\u4e0b\u3067\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u30bf\u30a4\u30d7B RCBO\u306e\u52d5\u4f5c\u3092\u53ef\u80fd\u306b\u3059\u308b\u306e\u306b\u5341\u5206\u4f4e\u304f\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d4c\u6e08\u7684\u8003\u5bdf\u3068\u9577\u671f\u7684\u4fa1\u5024<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7A\u3068\u30bf\u30a4\u30d7B\u306e\u4fdd\u8b77\u88c5\u7f6e\u9593\u306e\u30b3\u30b9\u30c8\u5dee\u306f\u3001\u4f4f\u5b85\u6240\u6709\u8005\u3084\u8a2d\u7f6e\u696d\u8005\u306b\u3068\u3063\u3066\u6b63\u5f53\u306a\u8003\u616e\u4e8b\u9805\u3067\u3042\u308b\u3002\u30bf\u30a4\u30d7B\u306eRCBO\u306f\u901a\u5e38\u3001\u30bf\u30a4\u30d7A\u306e\u540c\u7b49\u54c1\u3068\u6bd4\u8f03\u3057\u3066$300\uff5e$400\u306e\u4fa1\u683c\u30d7\u30ec\u30df\u30a2\u30e0\u304c\u4ed8\u304d\u307e\u3059\u304c\u3001\u3053\u308c\u306f\u30b9\u30e0\u30fc\u30ba\u306a\u76f4\u6d41\u691c\u51fa\u56de\u8def\u3068\u5e45\u5e83\u3044\u5468\u6ce2\u6570\u5fdc\u7b54\u6a5f\u80fd\u306e\u8907\u96d1\u3055\u3092\u53cd\u6620\u3057\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3053\u306e\u521d\u671f\u30b3\u30b9\u30c8\u306f\u3001\u8a2d\u7f6e\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3001\u5b89\u5168\u6027\u4fdd\u8a3c\u3001\u9577\u671f\u4fe1\u983c\u6027\u3068\u3044\u3063\u305f\u5e45\u5e83\u3044\u89b3\u70b9\u304b\u3089\u8a55\u4fa1\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p 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62955\u306b\u6e96\u62e0\u3057\u305fRDC-DD\uff08\u6b8b\u7559\u76f4\u6d41\u96fb\u6d41\u691c\u51fa\u88c5\u7f6e\uff09\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u5185\u8535\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u3089\u306e\u5185\u90e8\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u30b9\u30e0\u30fc\u30ba\u306a\u76f4\u6d41\u6b8b\u7559\u96fb\u6d41\u3092\u691c\u51fa\u3057\u3001\u76f4\u6d416mA\u3092\u8d85\u3048\u308b\u3068\u5145\u96fb\u56de\u8def\u3092\u5207\u65ad\u3057\u3001\u4e0a\u6d41\u3067\u30bf\u30a4\u30d7A\u306e\u4fdd\u8b77\u3092\u4f7f\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u3002\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306f\u3001\u5916\u90e8\u4fdd\u8b77\u306e\u30b3\u30b9\u30c8\u3092\u524a\u6e1b\u3059\u308b\u4e00\u65b9\u3067\u3001\u91cd\u8981\u306a\u5b89\u5168\u6a5f\u80fd\u3092\u5145\u96fb\u88c5\u7f6e\u5185\u306b\u914d\u7f6e\u3059\u308b\u305f\u3081\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3084\u88c5\u7f6e\u306e\u5bff\u547d\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30bf\u30a4\u30d7B RCBO\u306e\u9577\u671f\u7684\u306a\u4fa1\u5024\u63d0\u6848\u306f\u3001\u57fa\u672c\u7684\u306a\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u306b\u3068\u3069\u307e\u3089\u306a\u3044\u3002EV\u5145\u96fb\u6280\u8853\u304c\u9032\u5316\u3057\u3001\u30d0\u30c3\u30c6\u30ea\u30fc\u5bb9\u91cf\u304c\u5897\u52a0\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u5145\u96fb\u96fb\u6d41\u3068\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u306e\u9ad8\u5ea6\u5316\u3082\u305d\u308c\u306b\u5fdc\u3058\u3066\u5897\u52a0\u3059\u308b\u53ef\u80fd\u6027\u304c\u9ad8\u3044\u3002\u30bf\u30a4\u30d7B\u306eRCBO\u3092\u8a2d\u7f6e\u3059\u308b\u3053\u3068\u3067\u3001\u3053\u306e\u3088\u3046\u306a\u9032\u5c55\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u3001\u4fdd\u8b77\u88c5\u7f6e\u3092\u4ea4\u63db\u3059\u308b\u3053\u3068\u306a\u304f\u5c06\u6765\u306e\u5145\u96fb\u5668\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u307e\u305f\u3001\u5305\u62ec\u7684\u306a\u4fdd\u8b77\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u306f\u3001\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306e\u96fb\u6c17\u5b89\u5168\u57fa\u6e96\u3092\u9075\u5b88\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3059\u3053\u3068\u3067\u3001\u7269\u4ef6\u306b\u4ed8\u52a0\u4fa1\u5024\u3092\u4e0e\u3048\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u65b0\u305f\u306a\u30c8\u30ec\u30f3\u30c9\u3068\u4eca\u5f8c\u306e\u8003\u5bdf<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">The landscape of EV charging protection continues to evolve as the technology matures and regulatory frameworks adapt to emerging requirements. Bidirectional charging capability\u2014where EV batteries can supply power back to the home or grid\u2014introduces additional protection considerations. The power flow reversal inherent in vehicle-to-home (V2H) and vehicle-to-grid (V2G) applications may generate residual current profiles distinct from unidirectional charging, further reinforcing the value of Type B protection&#8217;s comprehensive detection capabilities.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fdd\u8b77\u88c5\u7f6e\u3078\u306e\u30b9\u30de\u30fc\u30c8\u6a5f\u80fd\u306e\u7d71\u5408\u306f\u3001\u3082\u3046\u4e00\u3064\u306e\u91cd\u8981\u306a\u50be\u5411\u3067\u3042\u308b\u3002\u901a\u4fe1\u6a5f\u80fd\u3092\u5099\u3048\u305f\u9ad8\u5ea6\u306a\u30bf\u30a4\u30d7B RCBO\u306f\u3001\u6b8b\u7559\u96fb\u6d41\u306e\u50be\u5411\u3092\u9060\u9694\u76e3\u8996\u3057\u3001\u4e88\u77e5\u4fdd\u5168\u3084\u7d76\u7e01\u52a3\u5316\u306e\u65e9\u671f\u8b66\u544a\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6a5f\u80fd\u306f\u3001\u30c7\u30fc\u30bf\u4e3b\u5c0e\u306e\u6d1e\u5bdf\u306b\u3088\u3063\u3066\u30a8\u30cd\u30eb\u30ae\u30fc\u6d88\u8cbb\u3092\u6700\u9069\u5316\u3057\u3001\u5b89\u5168\u6027\u3092\u9ad8\u3081\u308b\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u306a\u96fb\u6c17\u8a2d\u5099\u3078\u306e\u5e45\u5e83\u3044\u79fb\u884c\u3092\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p 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class=\"wp-block-heading\">\u7d50\u8ad6<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u96fb\u6c17\u81ea\u52d5\u8eca\u5145\u96fb\u4fdd\u8b77\u306e\u305f\u3081\u306e\u30bf\u30a4\u30d7B RCBO\u306e\u8a2d\u7f6e\u306f\u3001\u5358\u306a\u308b\u898f\u5236\u9075\u5b88\u3092\u306f\u308b\u304b\u306b\u8d85\u3048\u308b\u5b89\u5168\u3078\u306e\u6295\u8cc7\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6d17\u7df4\u3055\u308c\u305f\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u6700\u65b0\u306e\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u5909\u63db\u306b\u95a2\u9023\u3059\u308b\u7279\u6709\u306e\u96fb\u6c17\u7684\u5371\u967a\u306b\u5bfe\u51e6\u3057\u3001\u5f93\u6765\u306e\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3092\u5371\u967a\u306b\u3055\u3089\u3059\u53ef\u80fd\u6027\u306e\u3042\u308b\u30b9\u30e0\u30fc\u30ba\u306aDC\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u542b\u3080\u3001\u3042\u3089\u3086\u308b\u5f62\u614b\u306e\u6b8b\u7559\u96fb\u6d41\u306b\u5bfe\u3059\u308b\u5305\u62ec\u7684\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u96fb\u6c17\u81ea\u52d5\u8eca\u306e\u666e\u53ca\u304c\u52a0\u901f\u3057\u3001\u5bb6\u5ead\u3067\u306e\u5145\u96fb\u304c\u307e\u3059\u307e\u3059\u30e2\u30d3\u30ea\u30c6\u30a3\u4f53\u9a13\u306e\u4e2d\u5fc3\u306b\u306a\u308b\u306b\u3064\u308c\u3001\u9069\u5207\u306a\u96fb\u6c17\u4fdd\u8b77\u306e\u91cd\u8981\u6027\u306f\u3044\u304f\u3089\u5f37\u8abf\u3057\u3066\u3082\u3057\u3059\u304e\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30bf\u30a4\u30d7B RCBO\u306f\u3001\u96fb\u6c17\u81ea\u52d5\u8eca\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u9ad8\u30a8\u30cd\u30eb\u30ae\u30fc\u4e16\u754c\u3068\u3001\u5bb6\u65cf\u304c\u751f\u6d3b\u3057\u50cd\u304f\u5bb6\u5ead\u5185\u96fb\u6c17\u74b0\u5883\u3068\u306e\u91cd\u8981\u306a\u63a5\u70b9\u3068\u306a\u308a\u307e\u3059\u3002\u6280\u8853\u3092\u7406\u89e3\u3057\u3001\u898f\u683c\u3092\u5c0a\u91cd\u3057\u3001KUANGYA VRL11\u306e\u3088\u3046\u306a\u9ad8\u54c1\u8cea\u306e\u4fdd\u8b77\u88c5\u7f6e\u306b\u6295\u8cc7\u3059\u308b\u3053\u3068\u3067\u3001\u4f4f\u5b85\u6240\u6709\u8005\u3068\u8a2d\u7f6e\u8005\u306f\u3001\u96fb\u6c17\u30e2\u30d3\u30ea\u30c6\u30a3\u3078\u306e\u79fb\u884c\u3092\u4eca\u5f8c\u6570\u5341\u5e74\u306b\u308f\u305f\u3063\u3066\u5b89\u5168\u304b\u3064\u78ba\u5b9f\u306b\u9032\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6301\u7d9a\u53ef\u80fd\u306a\u8f38\u9001\u3078\u306e\u9053\u306f\u3001\u6570\u3048\u5207\u308c\u306a\u3044\u307b\u3069\u306e\u6280\u8853\u9769\u65b0\u306b\u3088\u3063\u3066\u8217\u88c5\u3055\u308c\u3066\u3044\u308b\u304c\u3001\u3053\u306e\u9769\u65b0\u7684\u306a\u6280\u8853\u306e\u5229\u7528\u8005\u3092\u4fdd\u8b77\u3059\u308b\u6280\u8853\u307b\u3069\u91cd\u8981\u306a\u3082\u306e\u306f\u306a\u3044\u3002\u30bf\u30a4\u30d7B RCBO\u306f\u914d\u96fb\u76e4\u306e\u80cc\u5f8c\u3067\u9759\u304b\u306b\u52d5\u4f5c\u3057\u307e\u3059\u304c\u3001\u5b89\u5168\u306aEV\u5145\u96fb\u3092\u53ef\u80fd\u306b\u3059\u308b\u305d\u306e\u5f79\u5272\u306f\u3001\u5145\u96fb\u5668\u305d\u306e\u3082\u306e\u3068\u540c\u69d8\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002EV\u5145\u96fb\u8a2d\u5099\u306b\u306f\u30bf\u30a4\u30d7B\u306e\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\u3092\u304a\u9078\u3073\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u6a19\u6e96\u7684\u306a\u30bf\u30a4\u30d7A\u306e\u6a5f\u5668\u3068\u6bd4\u8f03\u3057\u3066\u3001\u30bf\u30a4\u30d7B\u306eRCBO\u304cEV\u5145\u96fb\u5668\u306b\u4e0d\u53ef\u6b20\u306a\u306e\u306f\u306a\u305c\u304b\u3002<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Type B RCBOs provide critical protection against smooth DC residual currents that Type A devices cannot detect. When an EV charger converts AC to DC for battery charging, any earth fault can produce smooth DC residual current. This DC current can saturate the magnetic core of a Type A device, causing &#8220;DC blinding&#8221; that renders the device unable to detect subsequent AC faults. Type B devices detect AC, pulsating DC, smooth DC up to 6mA, and high-frequency currents up to 1000 Hz, ensuring comprehensive protection throughout the charging cycle. Regulatory standards including IEC 61851-1:2017 and BS 7671 explicitly require this level of protection for EV charging installations.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5145\u96fb\u5668\u306bDC\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\u304c\u5185\u8535\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001EV\u5145\u96fb\u5668\u306bType A RCBO\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u306f\u3044\u3001EV\u5145\u96fb\u5668\u304cIEC 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class=\"wp-block-heading\">7kW\u306e\u5bb6\u5ead\u7528EV\u5145\u96fb\u5668\u306bType B RCBO\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u3001\u3069\u306e\u3088\u3046\u306a\u4ed5\u69d8\u306b\u6ce8\u76ee\u3059\u3079\u304d\u3067\u3057\u3087\u3046\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">240V\u3067\u52d5\u4f5c\u3059\u308b\u5178\u578b\u7684\u306a7kW\u5358\u76f8EV\u5145\u96fb\u5668\u306e\u5834\u5408\u300130mA\u306e\u6b8b\u7559\u96fb\u6d41\u611f\u5ea6\u3067\u5b9a\u683c32A\u307e\u305f\u306f40A\u306e\u30bf\u30a4\u30d7B RCBO\u3092\u9078\u629e\u3059\u308b\u3002\u3053\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u4e8c\u91cd\u6975\u906e\u65ad\uff08\u30e9\u30a4\u30f3\u3068\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u306e\u4e21\u65b9\u306e\u5c0e\u4f53\u3092\u906e\u65ad\uff09\u3092\u63d0\u4f9b\u3057\u3001\u5341\u5206\u306a\u906e\u65ad\u5bb9\u91cf\uff08\u901a\u5e38\u3001\u56fd\u5185\u306e\u8a2d\u7f6e\u3067\u306f\u6700\u4f4e10kA\uff09\u3092\u5099\u3048\u3066\u3044\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002\u30a2\u30af\u30c6\u30a3\u30d6\u529b\u7387\u88dc\u6b63\u3092\u5099\u3048\u305f\u307b\u3068\u3093\u3069\u306e\u6700\u65b0\u306eEV\u5145\u96fb\u5668\u306b\u306f\u30ab\u30fc\u30d6B\u3092\u3001\u5145\u96fb\u5668\u304c\u8457\u3057\u3044\u7a81\u5165\u96fb\u6d41\u7279\u6027\u3092\u793a\u3059\u5834\u5408\u306f\u30ab\u30fc\u30d6C\u3092\u9078\u629e\u3059\u308b\u3002\u30c7\u30d0\u30a4\u30b9\u304c\u9069\u5207\u306a\u8a8d\u8a3c\uff08CE\u3001UKCA\u3001SEMKO\uff09\u3092\u53d6\u5f97\u3057\u3001IEC\/EN 61009-1\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u4f8b\u3048\u3070\u3001KUANGYA VRL11\u306f\u30011P+N\u69cb\u6210\u3001\u30bf\u30a4\u30d7B\u691c\u51fa\u300110kA\u906e\u65ad\u5bb9\u91cf\u3067\u3053\u308c\u3089\u306e\u8981\u4ef6\u3092\u3059\u3079\u3066\u6e80\u305f\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p 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class=\"wp-image-2498\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/02\/47ea17cefd382d8b29ac4ee3aa60a97306167d9fd373fe7169dcda7df41a1722-1024x572.png 1024w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/02\/47ea17cefd382d8b29ac4ee3aa60a97306167d9fd373fe7169dcda7df41a1722-300x167.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/02\/47ea17cefd382d8b29ac4ee3aa60a97306167d9fd373fe7169dcda7df41a1722-768x429.png 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/02\/47ea17cefd382d8b29ac4ee3aa60a97306167d9fd373fe7169dcda7df41a1722-1536x857.png 1536w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/02\/47ea17cefd382d8b29ac4ee3aa60a97306167d9fd373fe7169dcda7df41a1722-2048x1143.png 2048w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/02\/47ea17cefd382d8b29ac4ee3aa60a97306167d9fd373fe7169dcda7df41a1722-18x10.png 18w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/02\/47ea17cefd382d8b29ac4ee3aa60a97306167d9fd373fe7169dcda7df41a1722-600x335.png 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>Type B RCBOs\uff1a transition to electric mobility represents one of the most significant shifts in residential energy consumption since the widespread adoption of air conditioning. As millions of homeowners embrace electric vehicles, a critical but often overlooked component of safe EV charging emerges: the Type B Residual Current Breaker with Overcurrent protection (RCBO). This sophisticated electrical protection device serves as the invisible guardian standing between your high-powered vehicle charging system and the safety of your home&#8217;s electrical infrastructure. Understanding the EV Charging Revolution The global electric vehicle market has experienced explosive growth, with residential charging representing the dominant charging paradigm. Home charging accounts for approximately 80% of all EV charging [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":2556,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[47],"tags":[],"class_list":["post-2555","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\/2555","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=2555"}],"version-history":[{"count":1,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2555\/revisions"}],"predecessor-version":[{"id":2558,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2555\/revisions\/2558"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media\/2556"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media?parent=2555"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/categories?post=2555"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/tags?post=2555"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}