{"id":2884,"date":"2026-08-21T22:21:08","date_gmt":"2026-08-21T14:21:08","guid":{"rendered":"https:\/\/sayoon-dc.com\/blog\/dc-contactor-symbol\/"},"modified":"2026-08-21T22:21:08","modified_gmt":"2026-08-21T14:21:08","slug":"%e7%9b%b4%e6%b5%81%e6%8e%a5%e8%a7%a6%e5%99%a8%e3%81%ae%e3%82%b7%e3%83%b3%e3%83%9c%e3%83%ab","status":"publish","type":"post","link":"https:\/\/sayoon-dc.com\/ja\/blog\/dc-contactor-symbol\/","title":{"rendered":"\u30a8\u30f3\u30b8\u30cb\u30a2\u306f\u56de\u8def\u56f3\u4e0a\u306eDC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u8a18\u53f7\u3092\u3069\u306e\u3088\u3046\u306b\u8aad\u3080\u3079\u304d\u304b\uff1f"},"content":{"rendered":"<div class=\"b2b-article\">\n<p style=\"margin:0 0 16px;line-height:1.7\">\u30a8\u30f3\u30b8\u30cb\u30a2\u306f <strong>\u76f4\u6d41\u63a5\u89e6\u5668\u306e\u30b7\u30f3\u30dc\u30eb<\/strong> \u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u5358\u306a\u308b\u914d\u7dda\u56f3\u306e\u30ec\u30b7\u30d4\u3068\u3057\u3066\u3067\u306f\u306a\u304f\u3001\u5b9a\u7fa9\u3055\u308c\u305f\u975e\u52b1\u78c1\u72b6\u614b\uff08\u30ec\u30b9\u30c8\u72b6\u614b\uff09\u3067\u63cf\u304b\u308c\u305f\u30b3\u30a4\u30eb\u306e\u8b58\u5225\u60c5\u5831\u3068\u3001\u305d\u306e\u30b3\u30a4\u30eb\u304c\u52d5\u4f5c\u3055\u305b\u308b\u63a5\u70b9\u3092\u57fa\u306b\u3001\u4f5c\u56f3\u898f\u5247\u306b\u3088\u308b\u30b3\u30a4\u30eb\u5f62\u72b6\u306e\u9055\u3044\u3001\u5e38\u958b\uff08NO\uff09\u304a\u3088\u3073\u5e38\u9589\uff08NC\uff09\u306e\u30ec\u30b9\u30c8\u72b6\u614b\u306e\u4ed5\u7d44\u307f\u3001\u4e3b\u63a5\u70b9\u3068\u88dc\u52a9\u63a5\u70b9\u304c\u7d19\u9762\u4e0a\u3067\u3069\u306e\u3088\u3046\u306b\u7570\u306a\u308b\u304b\u3001\u305d\u3057\u3066SAYOON\u306e\u63a5\u70b9\u30d5\u30a9\u30fc\u30e0\u306b\u9069\u5408\u3055\u305b\u308b\u524d\u306b\u56f3\u9762\u3092\u691c\u8a3c\u3059\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002.<\/p>\n<nav class=\"b2b-toc\" style=\"background:#f5f8fa;padding:16px 20px;border-radius:8px;margin:0 0 24px\">\n<h2 id=\"contents\" style=\"margin:42px 0 14px;scroll-margin-top:96px\">\u76ee\u6b21<\/h2>\n<ul style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><a href=\"#what-does-a-dc-contactor-symbol-actually-represent\">DC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u30b7\u30f3\u30dc\u30eb\u306f\u4f55\u3092\u8868\u3057\u3066\u3044\u308b\u306e\u304b\uff1f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#how-do-coil-symbols-differ-on-iec-and-ansi-style-drawings\">IEC\u3068ANSI\u30b9\u30bf\u30a4\u30eb\u306e\u56f3\u9762\u306b\u304a\u3051\u308b\u30b3\u30a4\u30eb\u8a18\u53f7\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#how-should-you-read-no-and-nc-contact-symbols\">NO\u304a\u3088\u3073NC\u63a5\u70b9\u8a18\u53f7\u306f\u3069\u306e\u3088\u3046\u306b\u8aad\u3080\u3079\u304d\u3067\u3059\u304b\uff1f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#how-do-main-contacts-differ-from-auxiliary-contacts-on-the-drawing\">\u56f3\u9762\u4e0a\u3067\u3001\u4e3b\u63a5\u70b9\u306f\u88dc\u52a9\u63a5\u70b9\u3068\u3069\u306e\u3088\u3046\u306b\u7570\u306a\u308a\u307e\u3059\u304b\uff1f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#how-do-engineers-verify-a-contactor-symbol-before-wiring-or-buying\">\u6280\u8853\u8005\u306f\u3001\u914d\u7dda\u3084\u8cfc\u5165\u306e\u524d\u306b\u3001\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u63a5\u89e6\u5668\uff08\u30b3\u30f3\u30bf\u30af\u30bf\uff09\u306e\u30b7\u30f3\u30dc\u30eb\u3092\u78ba\u8a8d\u3057\u307e\u3059\u304b\uff1f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#which-sayoon-product-fits-an-no-or-nc-contactor-drawing\">NO\u307e\u305f\u306fNC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u56f3\u9762\u306b\u306f\u3001\u3069\u306eSAYOON\u88fd\u54c1\u304c\u9069\u5408\u3057\u307e\u3059\u304b\uff1f<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"#faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/a><\/li>\n<\/ul>\n<\/nav>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/08\/feat-dc-contactor-symbol.webp\" alt=\"\u56de\u8def\u56f3\u4e0a\u306eDC\u30b3\u30f3\u30bf\u30af\u30bf\u8a18\u53f7\u3092DC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u6a2a\u3067\u898b\u3066\u3044\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\"><\/figure>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"what-does-a-dc-contactor-symbol-actually-represent\">DC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u30b7\u30f3\u30dc\u30eb\u306f\u4f55\u3092\u8868\u3057\u3066\u3044\u308b\u306e\u304b\uff1f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">DC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u30b7\u30f3\u30dc\u30eb\u306f\u3001\u305d\u308c\u3089\u306e\u90e8\u54c1\u304c\u7570\u306a\u308b\u30b7\u30fc\u30c8\u4e0a\u306b\u914d\u7f6e\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3067\u3082\u30011\u3064\u306e\u30b3\u30a4\u30eb\u3068\u3001\u305d\u306e\u30b3\u30a4\u30eb\u304c\u52d5\u304b\u3059\u63a5\u70b9\u3092\u8868\u73fe\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u308f\u304b\u308a\u3084\u3059\u304f\u8a00\u3046\u3068\u3001\u30b3\u30a4\u30eb\u306f\u5236\u5fa1\u7528\u306e\u300c\u78c1\u77f3\u300d\u3067\u3042\u308a\u3001\u63a5\u70b9\u306e\u56f3\u5f62\u306f\u305d\u308c\u304c\u958b\u9589\u3059\u308b\u30b9\u30a4\u30c3\u30c1\u3067\u3059\u3002\u6559\u80b2\u7528\u306e\u56de\u8def\u56f3\u306e\u89e3\u8aac\u3067\u306f\u3001\u30b3\u30a4\u30eb\u3001\u4e3b\u63a5\u70b9\u3001\u305d\u3057\u3066\u30b3\u30a4\u30eb\u672c\u4f53\u304b\u3089\u96e2\u3057\u3066\u63cf\u304b\u308c\u308b\u3053\u3068\u3082\u3042\u308b\u88dc\u52a9\u63a5\u70b9\u3068\u3044\u3046\u30013\u3064\u306e\u30d1\u30fc\u30c4\u304b\u3089\u306a\u308b\u69cb\u9020\u304c\u660e\u78ba\u306b\u8aac\u660e\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u53c2\u7167\u756a\u53f7\u306f\u30b3\u30a4\u30eb\u306b\u8a18\u8f09\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u4ed6\u306e\u5834\u6240\u306b\u3042\u308b\u63a5\u70b9\u3082\u540c\u3058\u30bf\u30b0\u3092\u5f15\u304d\u7d99\u3050\u305f\u3081\u3001\u30e9\u30c0\u30fc\u3084\u30da\u30fc\u30b8\u3092\u307e\u305f\u3044\u3067\u30b9\u30c8\u30fc\u30ea\u30fc\u3092\u518d\u63a5\u7d9a\u3067\u304d\u307e\u3059\u3002\u70b9\u7dda\u304c\u3001\u63a5\u70b9\u304c\u6a5f\u68b0\u7684\u306b\u30b3\u30a4\u30eb\u306b\u7d50\u3073\u3064\u3044\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u5506\u3057\u3066\u3044\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u78ba\u5b9f\u306a\u30ea\u30f3\u30af\u3068\u306a\u308b\u306e\u306f\u30da\u30fc\u30b8\u306e\u8fd1\u63a5\u6027\u3067\u306f\u306a\u304f\u30bf\u30b0\u3067\u3059\u3002.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/08\/body-symbol-anatomy.webp\" alt=\"\u7269\u7406\u30c7\u30d0\u30a4\u30b9\u306e\u96a3\u306b\u793a\u3055\u308c\u305fDC\u63a5\u89e6\u5668\u306e\u30b3\u30a4\u30eb\u304a\u3088\u3073\u63a5\u70b9\u30b7\u30f3\u30dc\u30eb\"><\/figure>\n<p style=\"margin:0 0 16px;line-height:1.7\">OEM\u304cDC\u30d5\u30a9\u30fc\u30af\u30ea\u30d5\u30c8\u3084UPS\u306e\u30d1\u30cd\u30eb\u56f3\u9762\u3092\u30ec\u30d3\u30e5\u30fc\u3059\u308b\u969b\u3001\u6700\u521d\u306e\u4ed5\u4e8b\u306f\u3001\u914d\u7dda\u306e\u8272\u3084\u7aef\u5b50\u306d\u3058\u306b\u3064\u3044\u3066\u8b70\u8ad6\u3059\u308b\u524d\u306b\u3001\u305d\u306e\u30bf\u30b0\u306e\u3059\u3079\u3066\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u898b\u3064\u3051\u308b\u3053\u3068\u3067\u3059\u3002.<\/p>\n<div class=\"b2b-table-scroll\" role=\"region\" aria-label=\"\u30b9\u30af\u30ed\u30fc\u30eb\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\" tabindex=\"0\" style=\"width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 18px\">\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u30b7\u30f3\u30dc\u30eb\u8981\u7d20<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u305d\u308c\u304c\u6559\u3048\u3066\u304f\u308c\u308b\u3053\u3068<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u305d\u308c\u304c\u4f55\u3092\u4f1d\u3048\u3066\u3044\u306a\u3044\u304b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u30b3\u30a4\u30eb\u306e\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u3068\u30bf\u30b0<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u3069\u306e\u30c7\u30d0\u30a4\u30b9\u304c\u901a\u96fb\u3057\u3066\u3044\u307e\u3059\u304b<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u8ca0\u8377\u96fb\u6d41\u5b9a\u683c<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u9023\u7d61\u5148\u753b\u50cf<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u5fa9\u5e30\u6642\uff0f\u52d5\u4f5c\u6642\u63a5\u70b9\u5207\u63db<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u30b1\u30fc\u30d6\u30eb\u30b5\u30a4\u30ba\u307e\u305f\u306f\u30d2\u30e5\u30fc\u30ba\u30b5\u30a4\u30ba<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u7aef\u672b\u306e\u30de\u30fc\u30af\uff08\u8868\u793a\u3055\u308c\u308b\u5834\u5408\uff09<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u63a5\u7d9a\u53ef\u80fd\u6027\u306e\u9ad8\u3044\u30dd\u30a4\u30f3\u30c8<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305f\u30e2\u30c7\u30eb\u304c\u4e00\u81f4\u3057\u3066\u3044\u308b\u3053\u3068\u306e\u8a3c\u660e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"how-do-coil-symbols-differ-on-iec-and-ansi-style-drawings\">IEC\u3068ANSI\u30b9\u30bf\u30a4\u30eb\u306e\u56f3\u9762\u306b\u304a\u3051\u308b\u30b3\u30a4\u30eb\u8a18\u53f7\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u30b3\u30a4\u30eb\u306e\u5f62\u72b6\u306f\u56f3\u9762\u306e\u6163\u7fd2\u306b\u5f93\u3044\u307e\u3059\u3002\u591a\u304f\u306eIEC\u30b9\u30bf\u30a4\u30eb\u306e\u56f3\u9762\u3067\u306f\u9577\u65b9\u5f62\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u591a\u304f\u306e\u5317\u7c73\u306e\u5236\u5fa1\u56f3\u9762\u3067\u306f\u30e9\u30d9\u30eb\u4ed8\u304d\u306e\u5186\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u305d\u306e\u9055\u3044\u306f\u8a00\u8a9e\u306e\u9078\u629e\u3067\u3042\u308a\u3001\u88fd\u54c1\u306e\u7269\u7406\u7684\u6027\u8cea\u306e\u9055\u3044\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u898f\u683c\u3092\u8de8\u3044\u3060\u53c2\u7167\u3067\u3042\u3063\u3066\u3082\u3001\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u30b3\u30a4\u30eb\u306f\u3001\u8fd1\u508d\u306b\u30c7\u30d0\u30a4\u30b9\u3084\u7aef\u5b50\u306e\u6ce8\u8a18\u304c\u3042\u308b\u8a8d\u8b58\u53ef\u80fd\u306a\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u8a18\u53f7\u3068\u3057\u3066\u4f9d\u7136\u3068\u3057\u3066\u793a\u3055\u308c\u307e\u3059\u3002IEC 60617\u30b9\u30bf\u30a4\u30eb\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u3068ANSI\/IEEE\u30b9\u30bf\u30a4\u30eb\u306e\u30e9\u30a4\u30d6\u30e9\u30ea\u306f\u3069\u3061\u3089\u3082\u3001\u7570\u306a\u308b\u5916\u5f62\u3092\u7528\u3044\u3066\u540c\u3058\u30b3\u30f3\u30bf\u30af\u30bf\u6a5f\u80fd\u3092\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">DC\u30d1\u30cd\u30eb\u306b\u95a2\u3057\u3066\u30012\u3064\u76ee\u306e\u30ea\u30c6\u30e9\u30b7\u30fc\u306e\u30dd\u30a4\u30f3\u30c8\u304c\u91cd\u8981\u306b\u306a\u308a\u307e\u3059\u3002\u5317\u7c73\u306e\u4fdd\u8b77\u6307\u5411\u306e\u56f3\u9762\u306e\u3044\u304f\u3064\u304b\u306f\u30c7\u30d0\u30a4\u30b9\u6a5f\u80fd\u756a\u53f7\u3092\u4f7f\u7528\u3057\u3066\u304a\u308a\u3001\u305d\u306e\u756a\u53f7\u4f53\u7cfb\u3067\u306fAC\u5207\u66ff\u30c7\u30d0\u30a4\u30b9\u3068DC\u5207\u66ff\u30c7\u30d0\u30a4\u30b9\u306b\u7570\u306a\u308b\u756a\u53f7\u304c\u4ed8\u4e0e\u3055\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u756a\u53f7\u306f\u3001SAYOON\u306e\u30ab\u30bf\u30ed\u30b0\u30b3\u30fc\u30c9\u3068\u3057\u3066\u3067\u306f\u306a\u304f\u3001\u56f3\u9762\u306e\u7528\u8a9e\u3068\u3057\u3066\u6271\u3063\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u30b5\u30d7\u30e9\u30a4\u30e4\u30fc\u306e\u56f3\u9762\u3067\u3001\u30b3\u30a4\u30eb\u304c\u9577\u65b9\u5f62\u3067\u306f\u306a\u304f\u5186\u5f62\u3067\u3042\u308b\u305f\u3081\u306b\u300c\u304a\u304b\u3057\u304f\u300d\u898b\u3048\u308b\u5834\u5408\u306f\u3001\u90e8\u54c1\u8868\u3092\u66f8\u304d\u76f4\u3059\u524d\u306b\u8868\u984c\u6b04\u3068\u51e1\u4f8b\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6df7\u8f09\u306e\u8f38\u51fa\u6848\u4ef6\u3067\u306f\u30011\u3064\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u306e\u4e2d\u306b\u4e21\u65b9\u306e\u8868\u8a18\u6cd5\u304c\u6df7\u5728\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u7b2c2\u306e\u8aad\u89e3\u624b\u304c\u304b\u308a\u306f <strong>\u96fb\u78c1\u63a5\u89e6\u5668\u306e\u30b3\u30a4\u30eb\u306e\u30b7\u30f3\u30dc\u30eb<\/strong> \u6ce8\u91c8\uff1a\u30b3\u30a4\u30eb\u96fb\u5727\u306e\u6ce8\u8a18\u3001A1\/A2\u30de\u30fc\u30af\u3001\u307e\u305f\u306f\u30bf\u30b0\u306e\u4e0b\u306b\u3042\u308b\u7c21\u5358\u306a\u8aac\u660e\u3002\u3053\u308c\u3089\u306e\u6ce8\u8a18\u306f\u3001\u63a5\u70b9\u304c\u8ffd\u5f93\u3059\u308b\u30a2\u30af\u30c1\u30e5\u30a8\u30fc\u30bf\u306b\u5236\u5fa1\u30bd\u30fc\u30b9\u3092\u7d50\u3073\u4ed8\u3051\u307e\u3059\u3002.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"how-should-you-read-no-and-nc-contact-symbols\">NO\u304a\u3088\u3073NC\u63a5\u70b9\u8a18\u53f7\u306f\u3069\u306e\u3088\u3046\u306b\u8aad\u3080\u3079\u304d\u3067\u3059\u304b\uff1f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">NO\u306f\u56f3\u9762\u3067\u5b9a\u7fa9\u3055\u308c\u305f\u4e0d\u52d5\u4f5c\u72b6\u614b\u3067\u958b\u3044\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3001NC\u306f\u540c\u3058\u4e0d\u52d5\u4f5c\u72b6\u614b\uff08\u901a\u5e38\u306f\u30b3\u30a4\u30eb\u304c\u6d88\u78c1\u3055\u308c\u305f\u72b6\u614b\uff09\u3067\u9589\u3058\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u5c02\u9580\u7528\u8a9e\u3068\u3057\u3066\u3001\u300cnormally\uff08\u5e38\u6642\uff09\u300d\u3068\u306f\u3001\u56f3\u9762\u7b49\u306b\u304a\u3051\u308b\u7121\u4f5c\u52d5\u72b6\u614b\u306e\u6a5f\u68b0\u7684\u72b6\u614b\u3092\u6307\u3057\u3001\u305d\u306e\u6a5f\u68b0\u304c\u4e00\u65e5\u306e\u5927\u534a\u3067\u884c\u3046\u52d5\u4f5c\u306e\u3053\u3068\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5206\u304b\u308a\u3084\u3059\u304f\u8a00\u3048\u3070\u3001\u5e38\u6642\u958b\uff08NO\uff09\u63a5\u70b9\u306f\u30b3\u30a4\u30eb\u304c\u52b1\u78c1\u3055\u308c\u308b\u307e\u3067\u958b\u3044\u305f\u72b6\u614b\u3067\u5f85\u6a5f\u3057\u3001\u5e38\u6642\u9589\uff08NC\uff09\u63a5\u70b9\u306f\u30b3\u30a4\u30eb\u304c\u52b1\u78c1\u3055\u308c\u308b\u307e\u3067\u9589\u3058\u305f\u72b6\u614b\u3067\u5f85\u6a5f\u3057\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">IEC\u898f\u683c\u306b\u6e96\u62e0\u3057\u305f\u88dc\u52a9\u63a5\u70b9\u306e\u756a\u53f7\u4ed8\u3051\u3067\u306f\u3001\u901a\u5e38\u300113\/14\u306e\u3088\u3046\u306aa\u63a5\u70b9\uff08NO\uff09\u308421\/22\u306e\u3088\u3046\u306ab\u63a5\u70b9\uff08NC\uff09\u306e\u30da\u30a2\u304c\u793a\u3055\u308c\u307e\u3059\u304c\u3001\u56f3\u4e0a\u306e\u9759\u6b62\u72b6\u614b\u304c\u4f9d\u7136\u3068\u3057\u3066\u512a\u5148\u3055\u308c\u307e\u3059\u3002\u624b\u5143\u306b\u3042\u308b\u30e2\u30c7\u30eb\u306e\u30c7\u30d0\u30a4\u30b9\u56f3\u3067\u756a\u53f7\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/08\/body-no-nc-symbol.webp\" alt=\"\u56f3\u9762\u306b\u304a\u3051\u308b\u5e38\u958b\u304a\u3088\u3073\u5e38\u9589\u63a5\u5408\u30b3\u30f3\u30bf\u30af\u30bf\u63a5\u70b9\u30b7\u30f3\u30dc\u30eb\u306e\u6bd4\u8f03\"><\/figure>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u8abf\u9054\u30df\u30b9\u306f\u3001\u30d0\u30a4\u30e4\u30fc\u304c\u300c\u30ce\u30fc\u30deally\u30af\u30ed\u30fc\u30ba\uff08\u5e38\u6642\u9589\uff09\u300d\u3068\u3044\u3046\u8a00\u8449\u3092\u805e\u304d\u3001\u30d7\u30e9\u30f3\u30c8\u304c\u7a3c\u50cd\u3057\u3066\u3044\u308b\u9593\u306f\u3044\u3064\u3067\u3082\u8ca0\u8377\u306b\u96fb\u6e90\u304c\u5165\u308b\u3079\u304d\u3060\u3068\u601d\u3044\u8fbc\u3080\u3053\u3068\u304b\u3089\u59cb\u307e\u308a\u307e\u3059\u3002\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u5207\u65ad\u56f3\u9762\u306b\u304a\u3044\u3066\u3001\u305d\u306e\u8aad\u307f\u9055\u3044\u306f\u3001\u8ab0\u3082\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u3092\u958b\u304f\u524d\u3067\u3042\u3063\u3066\u3082\u3001\u610f\u56f3\u3055\u308c\u305f\u30d5\u30a7\u30a4\u30eb\u52d5\u4f5c\u3092\u9006\u306b\u3057\u3066\u3057\u307e\u3046\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<blockquote>\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>\u30d2\u30f3\u30c8\uff1a<\/strong> \u56f3\u9762\u304c\u6a5f\u68b0\u7684\u306b\u9023\u52d5\u3057\u305f\u63a5\u70b9\u3092\u793a\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u6a5f\u68b0\u7684\u306b\u9023\u52d5\u3057\u305f\u63a5\u70b9\u8981\u7d20\u306b\u4f7f\u7528\u3055\u308c\u308b\u7279\u6b8a\u306a\u4e8c\u91cd\u7dda\uff0f\u5857\u308a\u3064\u3076\u3057\u306e\u4e38\u306e\u5408\u56f3\u3092\u63a2\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u306e\u30de\u30fc\u30af\u306f\u3001\u3059\u3079\u3066\u306e\u63a5\u89e6\u5668\u8a18\u53f7\u306b\u3042\u308b\u4e00\u822c\u7684\u306a\u88c5\u98fe\u3067\u306f\u306a\u304f\u3001\u63a5\u70b9\u306e\u9023\u52d5\u306b\u95a2\u3059\u308b\u6587\u66f8\u4e0a\u306e\u4e3b\u5f35\u3067\u3059\u3002\u60c5\u5831\u6e90\uff1aIEC\u63a5\u89e6\u5668\u88dc\u52a9\u898f\u683c\u306e\u9644\u5c5e\u66f8\u306b\u57fa\u3065\u304f\u6a5f\u68b0\u7684\u9023\u52d5\u63a5\u70b9\u30de\u30fc\u30af\u306b\u95a2\u3059\u308bGT\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306e\u8b70\u8ad6\u3002.<\/p>\n<\/blockquote>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"how-do-main-contacts-differ-from-auxiliary-contacts-on-the-drawing\">\u56f3\u9762\u4e0a\u3067\u3001\u4e3b\u63a5\u70b9\u306f\u88dc\u52a9\u63a5\u70b9\u3068\u3069\u306e\u3088\u3046\u306b\u7570\u306a\u308a\u307e\u3059\u304b\uff1f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u4e3b\u63a5\u70b9\uff08\u30e1\u30a4\u30f3\u63a5\u70b9\uff09\u306f\u8ca0\u8377\u958b\u9589\u56de\u8def\u3067\u3042\u308a\u3001\u88dc\u52a9\u63a5\u70b9\u306f\u901a\u5e38\u3001\u540c\u3058\u30b3\u30a4\u30eb\u7aef\u5b50\u306b\u63a5\u7d9a\u3055\u308c\u305f\u4fe1\u53f7\u7528\u3001\u81ea\u5df1\u4fdd\u6301\u7528\u3001\u307e\u305f\u306f\u30a4\u30f3\u30bf\u30fc\u30ed\u30c3\u30af\u7528\u306e\u56de\u8def\u3067\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u591a\u304f\u306e\u5de5\u696d\u7528\u56f3\u9762\u3067\u306f\u3001\u30d1\u30ef\u30fc\u63a5\u70b9\uff08\u4e3b\u63a5\u70b9\uff09\u306f\u592a\u3044\u7dda\u3067\u63cf\u304b\u308c\u308b\u4e00\u65b9\u3001\u88dc\u52a9\u63a5\u70b9\u306f\u540c\u3058NO\/NC\uff08\u5e38\u958b\uff0f\u5e38\u9589\uff09\u306e\u5e7e\u4f55\u5f62\u72b6\u3092\u7528\u3044\u306a\u304c\u3089\u3001\u3088\u308a\u7d30\u3044\u7dda\u306e\u592a\u3055\u3084\u7570\u306a\u308b\u7aef\u5b50\u30af\u30e9\u30b9\u3067\u533a\u5225\u3055\u308c\u307e\u3059\u3002\u63a5\u70b9\u306e\u5f62\u72b6\u81ea\u4f53\u306f\u30b3\u30f3\u30c8\u30ed\u30fc\u30eb\u30ea\u30ec\u30fc\u306e\u63a5\u70b9\u3068\u540c\u4e00\u306b\u898b\u3048\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u30bf\u30b0\u3068\u56de\u8def\u306e\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\uff08\u6587\u8108\uff09\u306b\u3088\u3063\u3066\u89aa\u30c7\u30d0\u30a4\u30b9\u304c\u8b58\u5225\u3055\u308c\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u914d\u7dda\u6307\u5c0e\u54e1\u304c\u5f37\u8abf\u3059\u308b\u7cbe\u795e\u7684\u5206\u96e2\u3092\u7dad\u6301\u305b\u3088\u3002\u30b3\u30a4\u30eb\u56de\u8def\u306f\u5236\u5fa1\u3067\u3042\u308a\u3001\u4e3b\u6975\u306f\u96fb\u6e90\u3067\u3042\u308b\u3002\u9ad8\u96fb\u6d41\u8ca0\u8377\u7d4c\u8def\u306e\u6a2a\u306b\u3042\u308b\u4f4e\u96fb\u5727\u30b3\u30a4\u30eb\u306e\u6ce8\u8a18\u306f\u6b63\u5e38\u3067\u3042\u308a\u3001\u88fd\u56f3\u30df\u30b9\u3067\u306f\u306a\u3044\u3002.<\/p>\n<div class=\"b2b-table-scroll\" role=\"region\" aria-label=\"\u30b9\u30af\u30ed\u30fc\u30eb\u53ef\u80fd\u306a\u30c7\u30fc\u30bf\u30c6\u30fc\u30d6\u30eb\" tabindex=\"0\" style=\"width:100%;max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:0 0 18px\">\n<table style=\"width:100%;border-collapse:collapse\">\n<thead>\n<tr>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u30ea\u30fc\u30c7\u30a3\u30f3\u30b0\u30fb\u30ad\u30e5\u30fc<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u4e3b\u306a\u9023\u7d61\u5148<\/th>\n<th style=\"border:1px solid #d9e1e8;padding:9px 12px;background:#f5f8fa;text-align:left\">\u88dc\u52a9\u63a5\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u5178\u578b\u7684\u306a\u4ed5\u4e8b<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">DC\u8ca0\u8377\u7d4c\u8def\u3092\u63a5\u7d9a\u307e\u305f\u306f\u906e\u65ad\u3059\u308b<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u3001\u4fdd\u6301\u3001\u30a4\u30f3\u30bf\u30fc\u30ed\u30c3\u30af\u3001\u8868\u793a<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u5171\u901a\u30de\u30fc\u30af<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u91cd\u91cf\u306e\u3042\u308b\u96fb\u67f1\uff1b\u96fb\u6e90\u5074\uff0f\u8ca0\u8377\u5074\u306e\u6ce8\u8a18<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u3088\u308a\u8efd\u3044NO\/NC\uff0813\/14\u308421\/22\u306a\u3069\u306e\u30da\u30a2\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u8aa4\u8aad\u6642\u306e\u6545\u969c\u30e2\u30fc\u30c9<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">\u96fb\u529b\u5207\u308a\u66ff\u3048\u306b\u95a2\u3059\u308b\u8aa4\u3063\u305f\u671f\u5f85<\/td>\n<td style=\"border:1px solid #d9e1e8;padding:9px 12px\">PLC\u306e\u8aa4\u3063\u305f\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u307e\u305f\u306f\u81ea\u5df1\u4fdd\u6301\u52d5\u4f5c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<p style=\"margin:0 0 16px;line-height:1.7\">DC\u30d1\u30cd\u30eb\u306e\u4f5c\u696d\u306b\u304a\u3044\u3066\u3001\u305d\u306e\u5206\u5272\u306f\u9078\u629e\u306b\u95a2\u3059\u308b\u5354\u8b70\u3082\u4fdd\u8b77\u3059\u308b\u3002 <strong>\u5e38\u958b\u63a5 contato (\u5e38\u958b\u63a5\u89e6\u5668) \/ \u30ce\u30fc\u30de\u30ea\u30fc\u30aa\u30fc\u30d7\u30f3\u63a5\u70b9<\/strong> \u30e1\u30a4\u30f3\u30d1\u30b9\u306e\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u540c\u3058\u30bf\u30b0\u306b\u5bfe\u3059\u308b\u88dc\u52a9\u5c02\u7528\u306e\u30d5\u30a3\u30fc\u30c9\u30d0\u30c3\u30af\u306e\u30cb\u30fc\u30ba\u3068\u306f\u7570\u306a\u308b\u8cfc\u5165\u6c7a\u5b9a\u3067\u3059\u3002.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"how-do-engineers-verify-a-contactor-symbol-before-wiring-or-buying\">\u6280\u8853\u8005\u306f\u3001\u914d\u7dda\u3084\u8cfc\u5165\u306e\u524d\u306b\u3001\u3069\u306e\u3088\u3046\u306b\u3057\u3066\u63a5\u89e6\u5668\uff08\u30b3\u30f3\u30bf\u30af\u30bf\uff09\u306e\u30b7\u30f3\u30dc\u30eb\u3092\u78ba\u8a8d\u3057\u307e\u3059\u304b\uff1f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u30b3\u30f3\u30bf\u30af\u30bf\u8a18\u53f7\u3092\u914d\u7dda\u56f3\u3068\u3057\u3066\u6271\u3046\u524d\u306b\u3001\u51e1\u4f8b\u3001\u9759\u6b62\u72b6\u614b\u3001\u30b3\u30a4\u30eb\u30bf\u30b0\u3001\u30b3\u30a4\u30eb\u7aef\u5b50\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u30bf\u30a4\u30c8\u30eb\u30d6\u30ed\u30c3\u30af\u3068\u30b7\u30f3\u30dc\u30eb\u51e1\u4f8b\u304b\u3089\u59cb\u3081\u3066\u304f\u3060\u3055\u3044\u3002\u30d5\u30a9\u30fc\u30e9\u30e0\u3084\u73fe\u5834\u306e\u30b9\u30ec\u30c3\u30c9\u306f\u3001\u4f01\u696d\u3084\u5730\u57df\u9593\u3067\u6163\u7fd2\u304c\u4e56\u96e2\u3057\u305f\u3068\u304d\u3001\u4eba\u3005\u304c\u3044\u304b\u306b\u7d20\u65e9\u304f\u72ec\u81ea\u306e\u610f\u5473\u3092\u4f5c\u308a\u51fa\u3057\u3066\u3057\u307e\u3046\u304b\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u51e1\u4f8b\u3092\u7528\u610f\u3059\u308b\u307b\u3046\u304c\u3001\u624b\u76f4\u3057\u3092\u3059\u308b\u3088\u308a\u3082\u5b89\u4e0a\u304c\u308a\u3067\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u6b21\u306b\u3001\u30b3\u30a4\u30eb\u306e\u53c2\u7167\u90e8\u54c1\u756a\u53f7\u3092\u5171\u6709\u3059\u308b\u63a5\u70b9\u3092\u3059\u3079\u3066\u53ce\u96c6\u3057\u307e\u3059\u3002\u5f62\u304c\u4f3c\u3066\u3044\u308b\u3068\u3044\u3046\u7406\u7531\u3060\u3051\u3067\u3001\u8fd1\u304f\u306b\u3042\u308b2\u3064\u306e\u30b3\u30a4\u30eb\u304c\u540c\u3058\u30c7\u30d0\u30a4\u30b9\u3067\u3042\u308b\u3068\u63a8\u6e2c\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u7d9a\u3044\u3066\u3001\u96fb\u67f1\uff08\u96fb\u6e90\u30dd\u30fc\u30eb\uff09\u304b\u3089A1\/A2\u3092\u5207\u308a\u96e2\u3057\u307e\u3059\u3002\u3088\u304f\u3042\u308bGarage Journal\u306e\u30b9\u30ec\u30c3\u30c9\u3067\u306f\u3001\u6295\u7a3f\u8005\u306e\u969c\u5bb3\u3068\u306a\u3063\u305f\u306e\u304c\u307e\u3055\u306b\u305d\u308c\u3067\u3057\u305f\u3002\u300cA1\u3068A2\u2026\u2026\u305d\u308c\u304c\u79c1\u304c\u89e3\u660e\u3057\u3088\u3046\u3068\u3057\u3066\u3044\u308b\u3053\u3068\u3067\u3059\u300d\u3002\u8fd4\u4fe1\u3067\u306f\u3001A1\/A2\u3092\u30e1\u30a4\u30f3\u306e\u30e9\u30a4\u30f3\/\u30ed\u30fc\u30c9\u7d4c\u8def\u3068\u3057\u3066\u3067\u306f\u306a\u304f\u3001\u5236\u5fa1\u56de\u8def\u306b\u3088\u3063\u3066\u5236\u5fa1\u3055\u308c\u308b\u30b3\u30a4\u30eb\u3068\u3057\u3066\u6b63\u3057\u304f\u4f4d\u7f6e\u3065\u3051\u3066\u3044\u307e\u3057\u305f\u3002.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/08\/body-verify-drawing.webp\" alt=\"\u56de\u8def\u56f3\u3068\u7167\u5408\u3057\u3066\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u30b3\u30a4\u30eb\u7aef\u5b50\u3092\u78ba\u8a8d\u3057\u3066\u3044\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\"><\/figure>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u6700\u5f8c\u306b\u88fd\u54c1\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u78ba\u8a8d\u3092\u884c\u3044\u307e\u3059\uff1a\u56de\u8def\u56f3\u306f\u6a5f\u80fd\u3092\u8aac\u660e\u3057\u3001\u9078\u5b9a\u3055\u308c\u305f\u30e2\u30c7\u30eb\u306e\u7aef\u5b50\u56f3\u3068\u63a5\u70b9\u69cb\u6210\u304c\u30cf\u30fc\u30c9\u30a6\u30a7\u30a2\u3092\u88cf\u4ed8\u3051\u307e\u3059\u3002\u30b7\u30f3\u30dc\u30eb\u30c1\u30e3\u30fc\u30c8\u5358\u4f53\u3067\u306f\u3001\u914d\u7dda\u306e\u63a5\u7d9a\u3092\u8a31\u53ef\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002.<\/p>\n<blockquote>\n<p style=\"margin:0 0 16px;line-height:1.7\"><strong>\u73fe\u5834\u3088\u308a\uff1a<\/strong> \u8aad\u8005\u304c\u96fb\u78c1\u63a5\u89e6\u5668\u306e\u56f3\u9762\u3067\u7acb\u3061\u5f80\u751f\u3059\u308b\u3068\u304d\u3001\u5927\u62b5\u306f\u30b3\u30a4\u30eb\u7aef\u5b50\u304b\u3001\u5468\u56f2\u306e\u5916\u5f62\u7dda\u304c\u300c\u914d\u7dda\u300d\u306a\u306e\u304b\u5358\u306a\u308b\u30c7\u30d0\u30a4\u30b9\u306e\u30b7\u30eb\u30a8\u30c3\u30c8\u306a\u306e\u304b\u3068\u3044\u3046\u70b9\u3067\u3064\u307e\u305a\u304d\u307e\u3059\u3002\u307e\u305a\u30b3\u30a4\u30eb\u306e\u7d4c\u8def\u3092\u89e3\u6c7a\u3057\u3001\u6b21\u306b\u6307\u5b9a\u3055\u308c\u305f\u9759\u6b62\u72b6\u614b\u306b\u5bfe\u3057\u3066\u5e38\u958b\uff08NO\uff09\uff0f\u5e38\u9589\uff08NC\uff09\u3092\u8aad\u307f\u76f4\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u51fa\u5178\uff1a\u300c\u30ac\u30ec\u30fc\u30b8\u30fb\u30b8\u30e3\u30fc\u30ca\u30eb\u300d\u96fb\u78c1\u63a5\u89e6\u5668\u306e\u56de\u8def\u56f3\u30b9\u30ec\u30c3\u30c9\u3002.<\/p>\n<\/blockquote>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u5b9f\u8a3c\u691c\u8a3c\u306e\u9806\u5e8f\uff1a<\/p>\n<ol style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\">\u30ec\u30b8\u30a7\u30f3\u30c9\u304a\u3088\u3073\u901a\u5e38\u6761\u4ef6<\/li>\n<li style=\"margin:0 0 8px\">\u30b3\u30a4\u30eb\u30bf\u30b0\u3068\u30af\u30ed\u30b9\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9<\/li>\n<li style=\"margin:0 0 8px\">NO\/NC\u5b89\u9759\u6642\u30b0\u30e9\u30d5\u30a3\u30c3\u30af\u30b9<\/li>\n<li style=\"margin:0 0 8px\">\u30e1\u30a4\u30f3\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u5bfe\u88dc\u52a9\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8<\/li>\n<li style=\"margin:0 0 8px\">\u30b3\u30a4\u30eb\u7aef\u5b50\u30de\u30fc\u30af\u5bfe\u96fb\u6e90\u30de\u30fc\u30af<\/li>\n<li style=\"margin:0 0 8px\">\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u307e\u305f\u306f\u88fd\u54c1\u56f3\u9762\u306b\u3042\u308b\u30e2\u30c7\u30eb\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0<\/li>\n<\/ol>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"which-sayoon-product-fits-an-no-or-nc-contactor-drawing\">NO\u307e\u305f\u306fNC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u56f3\u9762\u306b\u306f\u3001\u3069\u306eSAYOON\u88fd\u54c1\u304c\u9069\u5408\u3057\u307e\u3059\u304b\uff1f<\/h2>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u56f3\u9762\u3067\u793a\u3055\u308c\u305f\u63a5\u70b9\u69cb\u6210\u306b\u5408\u81f4\u3059\u308b\u30e2\u30c7\u30eb\u3092\u9078\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u30021a\u63a5\u70b9\uff081 NO\uff09\u306e\u5834\u5408\u306fCZW50A\u30011b\u63a5\u70b9\uff081 NC\uff09\u304c\u5fc5\u8981\u306a\u56f3\u9762\u306e\u5834\u5408\u306fSZJB300A-D\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u4e0a\u8a18\u306e\u7406\u89e3\u5ea6\u78ba\u8a8d\u306e\u5f8c\u3001\u5019\u88dc\u8005\u306e\u5546\u54c1\u30da\u30fc\u30b8\u3092\u958b\u304d\u3001\u304a\u554f\u3044\u5408\u308f\u305b\u30d5\u30a9\u30fc\u30e0\u306e\u884c\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002. <a href=\"https:\/\/sayoon-dc.com\/ja\/product\/czw50a-normally-open-dc-contactor\/\">CZW50A \u5e38\u958b\u76f4\u6d41\u63a5\u89f8\u5668<\/a> \u304a\u554f\u3044\u5408\u308f\u305b\u4e00\u89a7 <strong>1 \u3044\u3044\u3048<\/strong> \u516c\u5f0f\u30da\u30fc\u30b8\u306b\u63b2\u8f09\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u4e3b\u7d4c\u8def\u304c\u901a\u5e38\u958b\u304f\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u6761\u4ef6\u304c\u305d\u306e\u30e2\u30c7\u30eb\u306e\u516c\u958b\u3055\u308c\u305f\u30b9\u30b3\u30fc\u30d7\u306b\u9069\u5408\u3059\u308b\u5834\u5408\u3001\u81ea\u7136\u306a\u9078\u629e\u80a2\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u56de\u8def\u56f3\u306b\u660e\u793a\u7684\u306b\u5e38\u6642\u9589\uff08NC\uff09\u306e\u4e3b\u7d4c\u8def\u304c\u5fc5\u8981\u306a\u5834\u5408\u306f\u3001\u898b\u76f4\u3057\u3066\u304f\u3060\u3055\u3044 <a href=\"https:\/\/sayoon-dc.com\/ja\/product\/szjb300a-d-normally-closed-dc-contactor\/\">SZJB300A-D \u5e38\u9589DC\u30b3\u30f3\u30bf\u30af\u30bf<\/a>, which lists contact form <strong>1 NC<\/strong>. \u73fe\u5728\u306e\u30b7\u30ea\u30fc\u30ba\u304c\u4f3c\u3066\u3044\u308b\u304b\u3089\u3068\u3044\u3063\u3066\u3001NO\u56f3\u9762\u3092NC\u8cfc\u5165\u306b\u5909\u63db\u3057\u305f\u308a\u3001\u305d\u306e\u9006\u3092\u884c\u3063\u305f\u308a\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n<figure style=\"margin:26px 0;text-align:center\"><img decoding=\"async\" style=\"max-width:640px;width:100%;height:auto;display:block;margin:0 auto;border-radius:8px\" src=\"https:\/\/sayoon-dc.com\/wp-content\/uploads\/2026\/08\/product-czw50a-recommend-symbol.webp\" alt=\"SAYOON CZW50A \u5e38\u958b\u578bDC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u88fd\u54c1\u5199\u771f\"><\/figure>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u5e45\u5e83\u304f\u95b2\u89a7\u3059\u308b <a href=\"https:\/\/sayoon-dc.com\/ja\/%e8%a3%bd%e5%93%81\/\">\u76f4\u6d41\u63a5\u89e6\u5668\u88fd\u54c1<\/a> \u56f3\u9762\u306eNO\/NC\u304a\u3088\u3073\u30b3\u30a4\u30eb\u306e\u6ce8\u8a18\u304c\u78ba\u5b9a\u3057\u305f\u5f8c\u306b\u306e\u307f\u30cf\u30d6\u3059\u308b\u3002\u30b7\u30f3\u30dc\u30eb\u8aad\u307f\u53d6\u308a\u306b\u3088\u308a\u5f62\u72b6\u304c\u7d5e\u308a\u8fbc\u307e\u308c\u3001\u30c7\u30fc\u30bf\u30b7\u30fc\u30c8\u306b\u3088\u3063\u3066\u96fb\u5727\u3001\u96fb\u6d41\u3001\u304a\u3088\u3073\u30b3\u30a4\u30eb\u306e\u9078\u5b9a\u304c\u5b8c\u4e86\u3059\u308b\u3002.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3 style=\"margin:28px 0 12px\">DC\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u8a18\u53f7\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u3053\u308c\u306f\u76f4\u6d41\u63a5\u89e6\u5668\u306e\u30b3\u30a4\u30eb\u3068\u63a5\u70b9\u306e\u56de\u8def\u56f3\u8868\u73fe\u3067\u3059\u3002\u307e\u305a\u30b3\u30a4\u30eb\u306e\u8b58\u5225\u5b50\u3092\u8aad\u307f\u3001\u6b21\u306b\u305d\u308c\u3068\u540c\u3058\u30bf\u30b0\u3092\u5171\u6709\u3059\u308b\u63a5\u70b9\u3092\u8aad\u307f\u53d6\u308a\u307e\u3059\u3002.<\/p>\n<h3 style=\"margin:28px 0 12px\">\u30b3\u30f3\u30bf\u30af\u30bf\u30fc\u306e\u56f3\u9762\u3067NO\uff08\u5e38\u958b\uff09\u3068NC\uff08\u5e38\u9589\uff09\u3092\u898b\u5206\u3051\u308b\u65b9\u6cd5\u306f\uff1f<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u56f3\u9762\u306e\u9759\u6b62\u72b6\u614b\u3092\u78ba\u7acb\u3057\u3001\u6b21\u306b\u63a5\u70b9\u56f3\u3092\u8aad\u307f\u53d6\u308a\u307e\u3059\u3002NO\uff08\u5e38\u958b\uff09\u306f\u9759\u6b62\u6642\u306b\u958b\u304d\u3001NC\uff08\u5e38\u9589\uff09\u306f\u9759\u6b62\u6642\u306b\u9589\u3058\u307e\u3059\u3002\u6a5f\u68b0\u306e\u901a\u5e38\u306e\u7a3c\u50cd\u72b6\u614b\u304b\u3089\u300c\u6b63\u5e38\u300d\u3092\u63a8\u6e2c\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002.<\/p>\n<h3 style=\"margin:28px 0 12px\">IEC\u3068ANSI\u306e\u56f3\u9762\u3067\u3001\u96fb\u78c1\u63a5\u89e6\u5668\u306e\u30b3\u30a4\u30eb\u306e\u30b7\u30f3\u30dc\u30eb\u304c\u7570\u306a\u3063\u3066\u898b\u3048\u308b\u306e\u306f\u306a\u305c\u3067\u3059\u304b\uff1f<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u88fd\u56f3\u306e\u6163\u7fd2\u306f\u7570\u306a\u308b\u3002\u591a\u304f\u306e <strong>IEC\u63a5\u89e6\u5668\u8a18\u53f7<\/strong> 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12px\">\u4e3b\u63a5\u70b9\u3068\u88dc\u52a9\u63a5\u70b9\u3067\u306f\u7570\u306a\u308b\u8a18\u53f7\u3092\u4f7f\u7528\u3057\u307e\u3059\u304b\uff1f<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u3053\u308c\u3089\u306fNO\/NC\u5f62\u72b6\u3092\u5171\u6709\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002\u91cd\u91cf\u3001\u7aef\u5b50\u3001\u304a\u3088\u3073\u56de\u8def\u306e\u6587\u8108\u306b\u3088\u3063\u3066\u3001\u63a5\u70b9\u304c\u30d1\u30ef\u30fc\u30fb\u30dd\u30fc\u30eb\u3067\u3042\u308b\u304b\u3001\u540c\u4e00\u306e\u30b3\u30a4\u30eb\u30fb\u30bf\u30b0\u306b\u5bfe\u3059\u308b\u88dc\u52a9\u30d1\u30b9\u3067\u3042\u308b\u304b\u304c\u793a\u3055\u308c\u307e\u3059\u3002.<\/p>\n<h3 style=\"margin:28px 0 12px\">\u914d\u7dda\u56f3\u8a18\u53f7\u3060\u3051\u3067\u96fb\u78c1\u63a5\u89e6\u5668\u3092\u914d\u7dda\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u3044\u3044\u3048\u3002\u6a5f\u80fd\u306b\u3064\u3044\u3066\u306f\u56de\u8def\u56f3\u3092\u4f7f\u7528\u3057\u3001\u9078\u629e\u3057\u305f\u88fd\u54c1\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u304b\u3089\u7aef\u5b50\u3001\u5b9a\u683c\u3001\u63a5\u70b9\u69cb\u6210\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<h3 style=\"margin:28px 0 12px\">\u6a5f\u68b0\u7684\u9023\u52d5\u63a5\u70b9\u30de\u30fc\u30af\u306f\u4f55\u3092\u610f\u5473\u3057\u307e\u3059\u304b\uff1f<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">\u5b58\u5728\u3059\u308b\u5834\u5408\u3001\u5b9a\u7fa9\u3055\u308c\u305f\u6761\u4ef6\u4e0b\u3067\u540c\u6642\u306b\u9589\u3058\u3066\u306f\u306a\u3089\u306a\u3044\u7279\u5225\u306b\u8abf\u6574\u3055\u308c\u305f\u30e1\u30a4\u30af\u30fb\u30d6\u30ec\u30fc\u30af\u63a5\u70b9\u8981\u7d20\u3092\u8b58\u5225\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3059\u3079\u3066\u306e\u901a\u5e38\u306eNO\/NC\u30da\u30a2\u306b\u3088\u3063\u3066\u6697\u9ed9\u7684\u306b\u793a\u3055\u308c\u308b\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002.<\/p>\n<h3 style=\"margin:28px 0 12px\">\u30ce\u30fc\u30de\u30eb\u30aa\u30fc\u30d7\u30f3\uff08\u5e38\u6642\u958b\uff09\u306e\u30b3\u30f3\u30bf\u30af\u30bf\u306e\u56f3\u9762\u306b\u4e00\u81f4\u3059\u308bSAYOON\u306e\u30e2\u30c7\u30eb\u306f\u3069\u308c\u3067\u3059\u304b\uff1f<\/h3>\n<p style=\"margin:0 0 16px;line-height:1.7\">1a\u63a5\u70b9\u306e\u5834\u5408\u3001CZW50A\u304b\u3089\u59cb\u3081\u3001\u305d\u306e\u30e2\u30c7\u30eb\u306e\u30da\u30fc\u30b8\u3067\u30b3\u30a4\u30eb\u96fb\u5727\u3068\u8ca0\u8377\u6761\u4ef6\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u56f3\u9762\u304c\u5e38\u9589\uff08NC\uff09\u306e\u4e3b\u56de\u8def\u3092\u3069\u3046\u3057\u3066\u3082\u5fc5\u8981\u3068\u3059\u308b\u5834\u5408\u306b\u306e\u307f\u3001SZJB300A-D\u306e\u3088\u3046\u306aNC\u30e2\u30c7\u30eb\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n<h2 style=\"margin:42px 0 14px;scroll-margin-top:96px\" id=\"references\">\u53c2\u8003\u6587\u732e<\/h2>\n<ol style=\"margin:0 0 18px 1.2em;line-height:1.7\">\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/industrialmonitordirect.com\/blogs\/knowledgebase\/electrical-schematic-symbols-complete-ansiieee-reference\" rel=\"nofollow noopener\" target=\"_blank\">\u96fb\u6c17\u56de\u8def\u56f3\u8a18\u53f7\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9 | IEEE C37.2 &amp; IEC<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/viox.com\/electrical-symbols-chart\/\" rel=\"nofollow noopener\" target=\"_blank\">ANSI\u5bfeIEC\u96fb\u6c17\u8a18\u53f7\u30c1\u30e3\u30fc\u30c8<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/www.gt-engineering.it\/en\/insights\/electrical-hazard-and-arc-flash-mitigation\/contactors-used-in-safety-applications\/auxiliary-contactors\/\" rel=\"nofollow noopener\" target=\"_blank\">\u88dc\u52a9\u30b3\u30f3\u30bf\u30af\u30bf \u2014 \u6a5f\u68b0\u7684\u306b\u9023\u52d5\u3057\u305f\u63a5\u70b9\u30de\u30fc\u30af<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/automationtop.com\/electrical-symbols-how-to-read-electrical-schematics-3-contactors\/\" rel=\"nofollow noopener\" target=\"_blank\">\u96fb\u6c17\u8a18\u53f7 \u2014 \u96fb\u6c17\u56de\u8def\u56f3\u306e\u8aad\u307f\u65b9 #3 \u30b3\u30f3\u30bf\u30af\u30bf<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/www.garagejournal.com\/forum\/threads\/help-interpreting-wiring-schematic-for-contactor.455977\/\" rel=\"nofollow noopener\" target=\"_blank\">\u30b3\u30f3\u30bf\u30af\u30bf\uff08\u96fb\u78c1\u63a5\u89e6\u5668\uff09\u306e\u914d\u7dda\u56f3\u306e\u8aad\u307f\u65b9\u306b\u3064\u3044\u3066\u306e\u30d8\u30eb\u30d7\uff08\u30ac\u30ec\u30fc\u30b8\u30fb\u30b8\u30e3\u30fc\u30ca\u30eb\uff09<\/a><\/li>\n<li style=\"margin:0 0 8px\"><a href=\"https:\/\/www.eevblog.com\/forum\/beginners\/standardized-power-symbols\/\" rel=\"nofollow noopener\" target=\"_blank\">\u6a19\u6e96\u5316\u3055\u308c\u305f\u96fb\u6e90\u8a18\u53f7\uff1f\uff08EEVblog\u30d5\u30a9\u30fc\u30e9\u30e0\uff09<\/a><\/li>\n<\/ol>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u56de\u8def\u56f3\u4e0a\u306eDC\u30b3\u30f3\u30bf\u30af\u30bf\u30fc\u8a18\u53f7\u306e\u8aad\u307f\u65b9\u3092\u5b66\u3076\uff1a\u30b3\u30a4\u30eb\u3068\u63a5\u70b9\u3001NO\/NC\u306e\u9759\u6b62\u72b6\u614b\u3001IEC\u3068ANSI\u306e\u30b9\u30bf\u30a4\u30eb\u3001\u304a\u3088\u3073\u88fd\u54c1\u9078\u5b9a\u524d\u306e\u30c1\u30a7\u30c3\u30af\u30dd\u30a4\u30f3\u30c8\u3002.<\/p>","protected":false},"author":3,"featured_media":2867,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_gspb_post_css":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2884","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":7}},"_links":{"self":[{"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/posts\/2884","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/comments?post=2884"}],"version-history":[{"count":0,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/posts\/2884\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/media\/2867"}],"wp:attachment":[{"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/media?parent=2884"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/categories?post=2884"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sayoon-dc.com\/ja\/wp-json\/wp\/v2\/tags?post=2884"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}