{"id":13269,"date":"2025-01-11T16:56:41","date_gmt":"2025-01-11T08:56:41","guid":{"rendered":"https:\/\/viox.com\/?p=13269"},"modified":"2025-01-11T17:14:43","modified_gmt":"2025-01-11T09:14:43","slug":"understanding-electrical-wiring-color-codes","status":"publish","type":"post","link":"https:\/\/test.viox.com\/ja\/understanding-electrical-wiring-color-codes\/","title":{"rendered":"\u96fb\u6c17\u914d\u7dda\u306e\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u3092\u7406\u89e3\u3059\u308b"},"content":{"rendered":"<div class=\"product-intro\">\n<p>\u96fb\u6c17\u914d\u7dda\u306e\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u306f\u3001\u96fb\u6c17\u8a2d\u5099\u306e\u3055\u307e\u3056\u307e\u306a\u30ef\u30a4\u30e4\u306e\u6a5f\u80fd\u3068\u96fb\u5727\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306b\u4e16\u754c\u7684\u306b\u4f7f\u7528\u3055\u308c\u3066\u3044\u308b\u6a19\u6e96\u5316\u3055\u308c\u305f\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308a\u3001\u96fb\u6c17\u5de5\u4e8b\u306e\u5b89\u5168\u6027\u3068\u52b9\u7387\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30b3\u30fc\u30c9\u306f\u3001\u5730\u57df\u3084\u7528\u9014\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u3001\u4f4f\u5b85\u3001\u5546\u696d\u3001\u304a\u3088\u3073\u7523\u696d\u74b0\u5883\u5411\u3051\u306b\u5e83\u304f\u8a8d\u77e5\u3055\u308c\u3066\u3044\u308b\u898f\u683c\u3068\u3057\u3066\u3001\u5168\u7c73\u96fb\u6c17\u5de5\u4e8b\u898f\u5b9a\uff08NEC\uff09\u3068\u56fd\u969b\u96fb\u6c17\u6a19\u6e96\u4f1a\u8b70\uff08IEC\uff09\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h2>NEC\u304a\u3088\u3073IEC\u914d\u7dda\u898f\u683c<\/h2>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-13270 size-full\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-visual-selection-e1736586845311.webp\" alt=\"NEC and IEC Wiring Standards - visual selection\" width=\"799\" height=\"600\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-visual-selection-e1736586845311.webp 799w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-visual-selection-e1736586845311-300x225.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-visual-selection-e1736586845311-768x577.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-visual-selection-e1736586845311-16x12.webp 16w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-visual-selection-e1736586845311-600x451.webp 600w\" sizes=\"(max-width: 799px) 100vw, 799px\" \/><\/p>\n<p>National Electrical Code\uff08NEC\uff09\u3068International Electrotechnical Commission\uff08IEC\uff09\u306e\u898f\u683c\u306f\u3001\u4e16\u754c\u7684\u306b\u96fb\u6c17\u914d\u7dda\u306e\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u306e\u30d0\u30c3\u30af\u30dc\u30fc\u30f3\u3092\u5f62\u6210\u3057\u3066\u304a\u308a\u3001\u305d\u308c\u305e\u308c\u304c\u96fb\u7dda\u306e\u8b58\u5225\u306b\u7570\u306a\u308b\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u6301\u3063\u3066\u3044\u308b\u3002<\/p>\n<p>\u4e3b\u306b\u7c73\u56fd\u3067\u4f7f\u7528\u3055\u308c\u3066\u3044\u308bNEC\u898f\u683c\u306f\u3001\u4f4f\u5b85\u304a\u3088\u3073\u5546\u696d\u7528\u914d\u7dda\u306e\u305f\u3081\u306e\u308f\u304b\u308a\u3084\u3059\u3044\u8272\u5206\u3051\u30b7\u30b9\u30c6\u30e0\u3092\u898f\u5b9a\u3057\u3066\u3044\u308b\u3002\u5358\u76f8120\/240V\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u9ed2\u3068\u8d64\u304c\u30db\u30c3\u30c8\u30b3\u30f3\u30c0\u30af\u30bf\u306b\u3001\u767d\u304c\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u306b\u3001\u7dd1\u3001\u9ec4\u8272\u3044\u30b9\u30c8\u30e9\u30a4\u30d7\u306e\u5165\u3063\u305f\u7dd1\u3001\u307e\u305f\u306f\u88f8\u9285\u304c\u30a2\u30fc\u30b9\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002\u4e09\u76f8120\/208V\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001NEC\u306f\u4e09\u76f8\u306b\u9ed2\u3001\u8d64\u3001\u9752\u3092\u6307\u5b9a\u3057\u3001\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u306b\u767d\u3001\u30a2\u30fc\u30b9\u306b\u7dd1\u3092\u7dad\u6301\u3059\u308b\u3002<\/p>\n<p>\u4e16\u754c\u306e\u591a\u304f\u306e\u56fd\u3067\u63a1\u7528\u3055\u308c\u3066\u3044\u308bIEC\u898f\u683c\u3067\u306f\u3001\u7570\u306a\u308b\u914d\u8272\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u3002\u5358\u76f8\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u7dda\u8def\u5c0e\u4f53\u306b\u306f\u8336\u8272\u3001\u4e2d\u6027\u7dda\u306b\u306f\u9752\u8272\u3001\u30a2\u30fc\u30b9\u306b\u306f\u7dd1\u3068\u9ec4\u8272\u304c\u4f7f\u7528\u3055\u308c\u308b\u3002IEC\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u57fa\u3065\u304f\u4e09\u76f8\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u4e09\u76f8\u306b\u8336\u8272\u3001\u9ed2\u8272\u3001\u7070\u8272\u3001\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u306b\u9752\u8272\u3001\u30a2\u30fc\u30b9\u306b\u7dd1\u3068\u9ec4\u8272\u304c\u4f7f\u7528\u3055\u308c\u308b\u3002<\/p>\n<p>NEC\u3068IEC\u306e\u898f\u683c\u306e\u91cd\u8981\u306a\u9055\u3044\u306f\u3001\u4e2d\u6027\u7dda\u306b\u5bfe\u3059\u308b\u8003\u3048\u65b9\u306b\u3042\u308b\u3002NEC\u304c\u4e00\u8cab\u3057\u3066\u767d\u3092\u4f7f\u7528\u3059\u308b\u306e\u306b\u5bfe\u3057\u3001IEC\u306f\u9752\u3092\u63a1\u7528\u3057\u3066\u304a\u308a\u3001\u3053\u308c\u306f\u56fd\u969b\u7684\u306a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306f\u91cd\u8981\u306a\u9055\u3044\u3068\u306a\u308b\u3002\u3055\u3089\u306b\u3001IEC\u898f\u683c\u306f\u4e16\u754c\u7684\u306b\u5e83\u304f\u63a1\u7528\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u56fd\u969b\u7684\u306a\u96fb\u6c17\u8a2d\u5099\u306b\u643a\u308f\u308b\u5c02\u9580\u5bb6\u306b\u3068\u3063\u3066\u6975\u3081\u3066\u91cd\u8981\u3067\u3059\u3002<\/p>\n<p>\u3069\u3061\u3089\u306e\u898f\u683c\u3082\u3001\u5b89\u5168\u6027\u3068\u52b9\u7387\u306e\u305f\u3081\u306b\u9069\u5207\u306a\u30ef\u30a4\u30e4\u8b58\u5225\u306e\u91cd\u8981\u6027\u3092\u5f37\u8abf\u3057\u3066\u3044\u308b\u3002\u3057\u304b\u3057\u3001\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u3060\u3051\u304c\u96fb\u7dda\u3092\u8b58\u5225\u3059\u308b\u552f\u4e00\u306e\u65b9\u6cd5\u3067\u3042\u3063\u3066\u306f\u306a\u3089\u306a\u3044\u3053\u3068\u306b\u6ce8\u610f\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3042\u308b\u3002\u3069\u306e\u898f\u683c\u306b\u5f93\u304a\u3046\u3068\u3082\u3001\u9069\u5207\u306a\u30c6\u30b9\u30c8\u3068\u691c\u8a3c\u306f\u5e38\u306b\u5fc5\u8981\u3067\u3042\u308b\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u898f\u683c\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u3001\u56fd\u5883\u3092\u8d8a\u3048\u3066\u4ed5\u4e8b\u3092\u3059\u308b\u96fb\u6c17\u6280\u8853\u8005\u3084\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3068\u3063\u3066\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u3002\u4f8b\u3048\u3070\u3001NEC\u898f\u683c\u306e\u8a13\u7df4\u3092\u53d7\u3051\u305f\u5c02\u9580\u5bb6\u306f\u3001IEC\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306b\u5f93\u3046\u56fd\u3067\u4f5c\u696d\u3059\u308b\u5834\u5408\u3001\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3068\u5b89\u5168\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u3001\u305d\u306e\u6163\u884c\u3092\u9069\u5fdc\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u3053\u306e\u9069\u5fdc\u6027\u306f\u3001\u96fb\u7dda\u306e\u8aa4\u8a8d\u304c\u91cd\u5927\u306a\u5b89\u5168\u4e0a\u306e\u5371\u967a\u3084\u6a5f\u5668\u306e\u640d\u50b7\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u7523\u696d\u74b0\u5883\u3067\u306f\u7279\u306b\u91cd\u8981\u3067\u3042\u308b\u3002<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-13271 aligncenter\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards.webp\" alt=\"NEC and IEC Wiring Standards\" width=\"800\" height=\"443\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards.webp 800w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-300x166.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-768x425.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-18x10.webp 18w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/NEC-and-IEC-Wiring-Standards-600x332.webp 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/p>\n<h2>\u56fd\u5225\u914d\u7dda\u30b3\u30fc\u30c9<\/h2>\n<p>\u914d\u7dda\u306e\u30ab\u30e9\u30fc\u30b3\u30fc\u30c9\u306f\u3001\u5730\u57df\u306e\u6a19\u6e96\u3084\u6b74\u53f2\u7684\u6163\u7fd2\u3092\u53cd\u6620\u3057\u3066\u3001\u56fd\u306b\u3088\u3063\u3066\u5927\u304d\u304f\u7570\u306a\u308b\u3002\u65e5\u672c\u3067\u306f\u3001\u5358\u76f8\u30b7\u30b9\u30c6\u30e0\u306f\u6d3b\u7dda\u306b\u9ed2\u307e\u305f\u306f\u8d64\u3001\u4e2d\u6027\u7dda\u306b\u767d\u3001\u63a5\u5730\u7dda\u306b\u7dd1\u3092\u4f7f\u7528\u3059\u308b\u3002\u4e2d\u56fd\u306e\u73fe\u884c\u898f\u683c\u3067\u306f\u3001\u4e09\u76f8\u7dda\u306f\u9ec4\u3001\u7dd1\u3001\u8d64\u3001\u4e2d\u6027\u7dda\u306f\u9752\u307e\u305f\u306f\u9ed2\u3001\u63a5\u5730\u306f\u7dd1\uff0f\u9ec4\u3068\u306a\u3063\u3066\u3044\u308b\u3002\u30a4\u30ae\u30ea\u30b9\u306f\u65e7\u30b7\u30b9\u30c6\u30e0\u304b\u3089\u66f4\u65b0\u3055\u308c\u3001\u73fe\u5728\u306fIEC\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u304a\u308a\u3001\u30e9\u30a4\u30d6\u306f\u8336\u8272\u3001\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u306f\u9752\u8272\u3001\u30a2\u30fc\u30b9\u306f\u7dd1\uff0f\u9ec4\u8272\u3068\u306a\u3063\u3066\u3044\u308b\u3002\u30aa\u30fc\u30b9\u30c8\u30e9\u30ea\u30a2\u3082IEC\u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u304a\u308a\u3001\u591a\u304f\u306e\u6b27\u5dde\u8af8\u56fd\u3068\u306e\u4e00\u8cab\u6027\u3092\u78ba\u4fdd\u3057\u3066\u3044\u308b\u3002\u3053\u308c\u3089\u306e\u56fd\u7279\u6709\u306e\u30b3\u30fc\u30c9\u306f\u3001\u5b89\u5168\u6027\u3068\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u3001\u56fd\u969b\u7684\u306a\u96fb\u6c17\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u643a\u308f\u308b\u969b\u306b\u306f\u3001\u73fe\u5730\u306e\u898f\u683c\u306b\u7cbe\u901a\u3059\u308b\u3053\u3068\u306e\u91cd\u8981\u6027\u3092\u5f37\u8abf\u3057\u3066\u3044\u308b\u3002<\/p>\n<p><img decoding=\"async\" class=\"alignnone size-full wp-image-13274\" src=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/Electrical-Wiring-Color-Codes-NEC-IEC-Single-Phase-Three-Phase-AC-1024x402-1.webp\" alt=\"Electrical-Wiring-Color-Codes-NEC-IEC-Single-Phase-Three-Phase-AC-1024x402\" width=\"1024\" height=\"402\" srcset=\"https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/Electrical-Wiring-Color-Codes-NEC-IEC-Single-Phase-Three-Phase-AC-1024x402-1.webp 1024w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/Electrical-Wiring-Color-Codes-NEC-IEC-Single-Phase-Three-Phase-AC-1024x402-1-300x118.webp 300w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/Electrical-Wiring-Color-Codes-NEC-IEC-Single-Phase-Three-Phase-AC-1024x402-1-768x302.webp 768w, https:\/\/test.viox.com\/wp-content\/uploads\/2025\/01\/Electrical-Wiring-Color-Codes-NEC-IEC-Single-Phase-Three-Phase-AC-1024x402-1-18x7.webp 18w, 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wiring color codes are standardized systems used globally to identify the function and voltage of different wires in electrical installations, ensuring safety and efficiency in electrical work. These codes vary by region and application, with the National Electrical Code (NEC) and International Electrotechnical Commission (IEC) providing widely recognized standards for residential, commercial, and industrial settings. NEC and IEC Wiring Standards The National Electrical Code (NEC) and International Electrotechnical Commission (IEC) standards form the backbone of electrical wiring color codes globally, each with distinct approaches to wire identification. NEC standards, primarily used in the United States, specify a straightforward color coding system for residential and commercial wiring. In single-phase 120\/240V [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":13273,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-13269","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts\/13269","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/comments?post=13269"}],"version-history":[{"count":0,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts\/13269\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/media\/13273"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/media?parent=13269"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/categories?post=13269"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/tags?post=13269"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}