{"id":21471,"date":"2026-01-27T23:03:18","date_gmt":"2026-01-27T15:03:18","guid":{"rendered":"https:\/\/viox.com\/?p=21471"},"modified":"2026-01-27T23:05:47","modified_gmt":"2026-01-27T15:05:47","slug":"electrical-fuses-types-working-principle-selection-guide","status":"publish","type":"post","link":"https:\/\/test.viox.com\/ja\/electrical-fuses-types-working-principle-selection-guide\/","title":{"rendered":"\u96fb\u6c17\u30d2\u30e5\u30fc\u30ba\uff1a\u7a2e\u985e\u3001\u52d5\u4f5c\u539f\u7406\u3001\u304a\u3088\u3073\u30a8\u30f3\u30b8\u30cb\u30a2\u5411\u3051\u306e\u9078\u5b9a\u30ac\u30a4\u30c9"},"content":{"rendered":"<div class=\"product-intro\">\n<h2>\u76f4\u63a5\u7684\u306a\u56de\u7b54\uff1a\u96fb\u6c17\u30d2\u30e5\u30fc\u30ba\u3068\u306f\u4f55\u304b\u3001\u305d\u3057\u3066\u306a\u305c\u91cd\u8981\u306a\u306e\u304b\uff1f<\/h2>\n<p>\u30a2\u30f3 <strong>\u96fb\u6c17\u30d2\u30e5\u30fc\u30ba<\/strong> \u306f\u3001\u904e\u96fb\u6d41\u4fdd\u8b77\u306e\u305f\u3081\u306e\u4f7f\u3044\u6368\u3066\u90e8\u54c1\u3067\u3042\u308a\u3001\u904e\u5927\u306a\u96fb\u6d41\u304c\u6d41\u308c\u308b\u3068\u6eb6\u3051\u308b\u91d1\u5c5e\u7d20\u5b50\u3092\u542b\u3093\u3067\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u56de\u8def\u3092\u81ea\u52d5\u7684\u306b\u906e\u65ad\u3057\u3001\u6a5f\u5668\u306e\u640d\u50b7\u3001\u706b\u707d\u306e\u5371\u967a\u3001\u304a\u3088\u3073\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u306e\u6545\u969c\u3092\u9632\u304e\u307e\u3059\u3002\u30ea\u30bb\u30c3\u30c8\u53ef\u80fd\u306a <a href=\"https:\/\/test.viox.com\/ja\/what-is-the-difference-between-fuse-and-circuit-breaker\/\">\u906e\u65ad\u5668<\/a>, \u3068\u306f\u7570\u306a\u308a\u3001\u30d2\u30e5\u30fc\u30ba\u306f\u3088\u308a\u901f\u3044\u5fdc\u7b54\u6642\u9593\uff080.002\u301c0.004\u79d2\uff09\u3092\u63d0\u4f9b\u3057\u3001\u518d\u5229\u7528\u3067\u304d\u307e\u305b\u3093\u3002\u305d\u306e\u305f\u3081\u3001\u8fc5\u901f\u306a\u6545\u969c\u5206\u96e2\u304c\u91cd\u8981\u306a\u3001\u654f\u611f\u306a\u96fb\u5b50\u6a5f\u5668\u3001\u7523\u696d\u6a5f\u68b0\u3001\u304a\u3088\u3073\u9ad8\u96fb\u5727\u30b7\u30b9\u30c6\u30e0\u306e\u4fdd\u8b77\u306b\u6700\u9069\u3067\u3059\u3002.<\/p>\n<p>\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3092\u6307\u5b9a\u3059\u308b\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3068\u3063\u3066\u3001\u30d2\u30e5\u30fc\u30ba\u306f3\u3064\u306e\u91cd\u8981\u306a\u5229\u70b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002 <strong>\u8d85\u9ad8\u901f\u906e\u65ad<\/strong> \u77ed\u7d61\u6642\u3001, <strong>\u6b63\u78ba\u306a\u96fb\u6d41\u5236\u9650\u7279\u6027<\/strong> \u534a\u5c0e\u4f53\u4fdd\u8b77\u306e\u305f\u3081\u3001\u305d\u3057\u3066 <strong>\u8cbb\u7528\u5bfe\u52b9\u679c\u306e\u9ad8\u3044\u4fe1\u983c\u6027<\/strong> 32V\u306e\u81ea\u52d5\u8eca\u30b7\u30b9\u30c6\u30e0\u304b\u308933kV\u306e\u914d\u96fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u307e\u3067\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001IEC 60269\u3001UL 248\u3001\u304a\u3088\u3073\u696d\u754c\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u306b\u5f93\u3063\u3066\u3001\u30d2\u30e5\u30fc\u30ba\u306e\u9078\u629e\u3001\u30b5\u30a4\u30b8\u30f3\u30b0\u3001\u304a\u3088\u3073\u9069\u7528\u3092\u884c\u3046\u305f\u3081\u306e\u6280\u8853\u7684\u306a\u67a0\u7d44\u307f\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n<figure style=\"margin: 20px 0; text-align: center;\">\n        <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Various-types-of-electrical-fuses-including-HRC-cartridge-and-blade-fuses-for-industrial-circuit-protection-applications.webp\" alt=\"Various types of electrical fuses including HRC cartridge and blade fuses for industrial circuit protection applications\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u56f31\uff1a\u7523\u696d\u7528\u56de\u8def\u4fdd\u8b77\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5411\u3051\u306b\u914d\u7f6e\u3055\u308c\u305fHRC\u30ab\u30fc\u30c8\u30ea\u30c3\u30b8\u304a\u3088\u3073\u30d6\u30ec\u30fc\u30c9\u30d2\u30e5\u30fc\u30ba\u3092\u542b\u3080\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u96fb\u6c17\u30d2\u30e5\u30fc\u30ba\u3002.<\/figcaption><\/figure>\n<hr>\n<h2>\u30bb\u30af\u30b7\u30e7\u30f31\uff1a\u96fb\u6c17\u30d2\u30e5\u30fc\u30ba\u306e\u4ed5\u7d44\u307f\u2014\u4fdd\u8b77\u306e\u7269\u7406\u5b66<\/h2>\n<h3>\u57fa\u672c\u7684\u306a\u52d5\u4f5c\u539f\u7406<\/h3>\n<p>\u96fb\u6c17\u30d2\u30e5\u30fc\u30ba\u306f\u3001 <strong>\u96fb\u6d41\u306e\u52a0\u71b1\u52b9\u679c<\/strong> \uff08\u30b8\u30e5\u30fc\u30eb\u71b1\uff09\u306b\u57fa\u3065\u3044\u3066\u52d5\u4f5c\u3057\u3001\u6b21\u306e\u5f0f\u3067\u8868\u3055\u308c\u307e\u3059\u3002<\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">Q = I\u00b2Rt<\/pre>\n<p>\u3069\u3053\u3067\u3060\uff1a<\/p>\n<ul>\n<li><strong>Q<\/strong> = \u767a\u751f\u3059\u308b\u71b1\uff08\u30b8\u30e5\u30fc\u30eb\uff09<\/li>\n<li><strong>I<\/strong> = \u30d2\u30e5\u30fc\u30ba\u7d20\u5b50\u3092\u6d41\u308c\u308b\u96fb\u6d41\uff08\u30a2\u30f3\u30da\u30a2\uff09<\/li>\n<li><strong>R<\/strong> = \u30d2\u30e5\u30fc\u30ba\u7d20\u5b50\u306e\u62b5\u6297\uff08\u30aa\u30fc\u30e0\uff09<\/li>\n<li><strong>t<\/strong> = \u6642\u9593\uff08\u79d2\uff09<\/li>\n<\/ul>\n<p>\u96fb\u6d41\u304c\u30d2\u30e5\u30fc\u30ba\u306e\u5b9a\u683c\u5024\u3092\u8d85\u3048\u308b\u3068\u3001 <strong>I\u00b2t\u30a8\u30cd\u30eb\u30ae\u30fc<\/strong> \u306b\u3088\u308a\u3001\u30d2\u30e5\u30fc\u30ba\u7d20\u5b50\u304c\u878d\u70b9\u306b\u9054\u3057\u3001\u6570\u30df\u30ea\u79d2\u4ee5\u5185\u306b\u96fb\u6d41\u306e\u6d41\u308c\u3092\u906e\u65ad\u3059\u308b\u958b\u56de\u8def\u304c\u751f\u6210\u3055\u308c\u307e\u3059\u3002.<\/p>\n<h3>3\u6bb5\u968e\u306e\u30d2\u30e5\u30fc\u30ba\u52d5\u4f5c\u30b7\u30fc\u30b1\u30f3\u30b9<\/h3>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u30b9\u30c6\u30fc\u30b8<\/th>\n<th style=\"padding: 8px;\">\u30d7\u30ed\u30bb\u30b9<\/th>\n<th style=\"padding: 8px;\">\u671f\u9593<\/th>\n<th style=\"padding: 8px;\">\u7269\u7406\u7684\u5909\u5316<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>1. \u901a\u5e38\u52d5\u4f5c<\/strong><\/td>\n<td style=\"padding: 8px;\">\u96fb\u6d41\u304c\u30d2\u30e5\u30fc\u30ba\u7d20\u5b50\u3092\u6d41\u308c\u308b<\/td>\n<td style=\"padding: 8px;\">\u9023\u7d9a<\/td>\n<td style=\"padding: 8px;\">\u7d20\u5b50\u6e29\u5ea6 \uff1c\u878d\u70b9<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>2. \u30d7\u30ea\u30a2\u30fc\u30ad\u30f3\u30b0<\/strong><\/td>\n<td style=\"padding: 8px;\">\u904e\u96fb\u6d41\u306b\u3088\u308a\u7d20\u5b50\u304c\u878d\u70b9\u307e\u3067\u52a0\u71b1\u3055\u308c\u308b<\/td>\n<td style=\"padding: 8px;\">0.001\u301c0.1\u79d2<\/td>\n<td style=\"padding: 8px;\">\u7d20\u5b50\u304c\u6eb6\u3051\u59cb\u3081\u3001\u62b5\u6297\u304c\u5897\u52a0\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>3. \u30a2\u30fc\u30af\u3068\u906e\u65ad<\/strong><\/td>\n<td style=\"padding: 8px;\">\u6eb6\u878d\u91d1\u5c5e\u304c\u84b8\u767a\u3057\u3001\u30a2\u30fc\u30af\u304c\u5f62\u6210\u3055\u308c\u3066\u6d88\u6ec5\u3059\u308b<\/td>\n<td style=\"padding: 8px;\">0.001\u301c0.003\u79d2<\/td>\n<td style=\"padding: 8px;\">\u30a2\u30fc\u30af\u304c\u5145\u586b\u6750\u306b\u3088\u3063\u3066\u6d88\u5f27\u3055\u308c\u3001\u56de\u8def\u304c\u958b\u304f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u91cd\u8981\u306a\u6d1e\u5bdf:<\/strong> \u306b\u3064\u3044\u3066 <strong>I\u00b2t\u5024<\/strong> \uff08\u30a2\u30f3\u30da\u30a2\u4e8c\u4e57\u79d2\uff09\u306f\u3001\u30d2\u30e5\u30fc\u30ba\u306e\u9078\u629e\u6027\u3068\u5354\u8abf\u3092\u6c7a\u5b9a\u3057\u307e\u3059\u3002\u901f\u65ad\u578b\u30d2\u30e5\u30fc\u30ba\u306eI\u00b2t\u5024\u306f10\u301c100 A\u00b2s\u3067\u3059\u304c\u3001\u30bf\u30a4\u30e0\u30c7\u30a3\u30ec\u30a4\u30d2\u30e5\u30fc\u30ba\u306f\u3001\u30e2\u30fc\u30bf\u30fc\u306e\u59cb\u52d5\u96fb\u6d41\u306b\u8010\u3048\u308b\u305f\u3081\u306b100\u301c10,000 A\u00b2s\u306e\u7bc4\u56f2\u3067\u3059\u3002.<\/p>\n<h3>\u30d2\u30e5\u30fc\u30ba\u7d20\u5b50\u306e\u6750\u6599\u3068\u7279\u6027<\/h3>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u7d20\u6750<\/th>\n<th style=\"padding: 8px;\">\u878d\u70b9<\/th>\n<th style=\"padding: 8px;\">\u5178\u578b\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/th>\n<th style=\"padding: 8px;\">\u5229\u70b9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u932b<\/strong><\/td>\n<td style=\"padding: 8px;\">232\u00b0C<\/td>\n<td style=\"padding: 8px;\">\u4f4e\u96fb\u5727\u3001\u6c4e\u7528<\/td>\n<td style=\"padding: 8px;\">\u4f4e\u30b3\u30b9\u30c8\u3001\u4e88\u6e2c\u53ef\u80fd\u306a\u6eb6\u878d<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u9285<\/strong><\/td>\n<td style=\"padding: 8px;\">1,085\u00b0C<\/td>\n<td style=\"padding: 8px;\">\u4e2d\u96fb\u5727\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n<td style=\"padding: 8px;\">\u826f\u597d\u306a\u5c0e\u96fb\u6027\u3001\u9069\u5ea6\u306a\u901f\u5ea6<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u9280<\/strong><\/td>\n<td style=\"padding: 8px;\">962\u00b0C<\/td>\n<td style=\"padding: 8px;\">\u9ad8\u6027\u80fd\u3001\u534a\u5c0e\u4f53\u4fdd\u8b77<\/td>\n<td style=\"padding: 8px;\">\u512a\u308c\u305f\u5c0e\u96fb\u6027\u3001\u9ad8\u901f\u5fdc\u7b54<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u4e9c\u925b<\/strong><\/td>\n<td style=\"padding: 8px;\">420\u00b0C<\/td>\n<td style=\"padding: 8px;\">\u81ea\u52d5\u8eca\u3001\u4f4e\u96fb\u5727\u56de\u8def<\/td>\n<td style=\"padding: 8px;\">\u8010\u8150\u98df\u6027\u3001\u5b89\u5b9a\u3057\u305f\u7279\u6027<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30a2\u30eb\u30df\u30cb\u30a6\u30e0<\/strong><\/td>\n<td style=\"padding: 8px;\">\u30a2\u30eb\u30df\u30cb\u30a6\u30e0<\/td>\n<td style=\"padding: 8px;\">\u5927\u96fb\u6d41\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n<td style=\"padding: 8px;\">660\u00b0C<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u8efd\u91cf\u3001\u8cbb\u7528\u5bfe\u52b9\u679c<\/strong> \u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30ce\u30fc\u30c8\uff1a.<\/p>\n<figure style=\"margin: 20px 0; text-align: center;\">\n        <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Technical-diagram-showing-internal-construction-and-operating-principle-of-high-rupturing-capacity-HRC-fuse.webp\" alt=\"Technical diagram showing internal construction and operating principle of high rupturing capacity HRC fuse\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u9280\u30d2\u30e5\u30fc\u30ba\u306f\u3001IGBT\u3084SCR\u306a\u3069\u306e\u654f\u611f\u306a\u534a\u5c0e\u4f53\u30c7\u30d0\u30a4\u30b9\u306b\u5bfe\u3057\u3066\u6700\u901f\u306e\u906e\u65ad\u3092\u63d0\u4f9b\u3057\u3001\u9285-\u4e9c\u925b\u5408\u91d1\u306f\u3001\u7523\u696d\u7528\u30e2\u30fc\u30bf\u30fc\u56de\u8def\u306b\u5bfe\u3057\u3066\u8cbb\u7528\u5bfe\u52b9\u679c\u306e\u9ad8\u3044\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/figcaption><\/figure>\n<hr>\n<h2>\u56f32\uff1a\u9ad8\u906e\u65ad\u5bb9\u91cf\uff08HRC\uff09\u30d2\u30e5\u30fc\u30ba\u306e\u5185\u90e8\u69cb\u9020\u3068\u52d5\u4f5c\u539f\u7406\u3092\u793a\u3059\u6280\u8853\u56f3\u3002<\/h2>\n<h3>\u30bb\u30af\u30b7\u30e7\u30f32\uff1a\u5305\u62ec\u7684\u306a\u30d2\u30e5\u30fc\u30ba\u306e\u5206\u985e\u3068\u7a2e\u985e<\/h3>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\n<th style=\"padding: 8px;\">AC\u30d2\u30e5\u30fc\u30ba<\/th>\n<th style=\"padding: 8px;\">DC\u30d2\u30e5\u30fc\u30ba<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30a2\u30fc\u30af\u6d88\u6ec5<\/strong><\/td>\n<td style=\"padding: 8px;\">AC\u5bfeDC\u30d2\u30e5\u30fc\u30ba\uff1a\u91cd\u8981\u306a\u9055\u3044<\/td>\n<td style=\"padding: 8px;\">\u9023\u7d9a\u30a2\u30fc\u30af\u3001\u5f37\u5236\u6d88\u5f27\u304c\u5fc5\u8981<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u5b9a\u683c\u96fb\u5727<\/strong><\/td>\n<td style=\"padding: 8px;\">120V\u3001240V\u3001415V\u300111kV<\/td>\n<td style=\"padding: 8px;\">12V\u300124V\u300148V\u3001110V\u3001600V\u30011500V<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u7269\u7406\u7684\u30b5\u30a4\u30ba<\/strong><\/td>\n<td style=\"padding: 8px;\">\u540c\u4e00\u96fb\u6d41\u5b9a\u683c\u306b\u5bfe\u3057\u3066\u5c0f\u578b<\/td>\n<td style=\"padding: 8px;\">\u30a2\u30fc\u30af\u6d88\u5f27\u8981\u4ef6\u306b\u3088\u308a\u5927\u578b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u906e\u65ad\u5bb9\u91cf<\/strong><\/td>\n<td style=\"padding: 8px;\">\u4f4e\u3044\uff08\u30a2\u30fc\u30af\u304c\u81ea\u5df1\u6d88\u6ec5\uff09<\/td>\n<td style=\"padding: 8px;\">\u9ad8\u3044\uff08\u9023\u7d9aDC\u30a2\u30fc\u30af\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u4ee3\u8868\u7684\u306a\u7528\u9014<\/strong><\/td>\n<td style=\"padding: 8px;\">\u5efa\u7269\u306e\u914d\u7dda\u3001\u30e2\u30fc\u30bf\u30fc\u4fdd\u8b77<\/td>\n<td style=\"padding: 8px;\">\u592a\u967d\u5149\u767a\u96fb\u3001EV\u5145\u96fb\u3001\u30d0\u30c3\u30c6\u30ea\u30fc\u30b7\u30b9\u30c6\u30e0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>DC\u30d2\u30e5\u30fc\u30ba\u304c\u5927\u304d\u3044\u7406\u7531\uff1a<\/strong> DC\u96fb\u6d41\u306fAC\u306e\u3088\u3046\u306a\u81ea\u7136\u306a\u30bc\u30ed\u30af\u30ed\u30b9\u304c\u306a\u304f\u3001\u6301\u7d9a\u7684\u306a\u30a2\u30fc\u30af\u304c\u767a\u751f\u3059\u308b\u305f\u3081\u3001\u30a2\u30fc\u30af\u6d88\u5f27\u6750\u3092\u5145\u586b\u3057\u305f\u9577\u3044\u30d2\u30e5\u30fc\u30ba\u672c\u4f53\u304c\u5fc5\u8981\u3067\u3059\u300232A\u306eDC\u30d2\u30e5\u30fc\u30ba\u306f\u3001\u540c\u7b49\u306eAC\u30d2\u30e5\u30fc\u30ba\u3088\u308a\u308250%\u5927\u304d\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002. <a href=\"https:\/\/test.viox.com\/ja\/ac-fuse-vs-dc-fuse\/\">\u53c2\u8003<\/a> <a href=\"https:\/\/test.viox.com\/ja\/dc-fuse-breaking-capacity-for-pv-systems\/\">\u53c2\u8003<\/a><\/p>\n<h3>\u69cb\u9020\u306b\u3088\u308b\u4e3b\u306a\u30d2\u30e5\u30fc\u30ba\u306e\u7a2e\u985e<\/h3>\n<h4>1. \u30ab\u30fc\u30c8\u30ea\u30c3\u30b8\u30d2\u30e5\u30fc\u30ba<\/h4>\n<p>\u6700\u3082\u4e00\u822c\u7684\u306a\u7523\u696d\u7528\u30d2\u30e5\u30fc\u30ba\u30bf\u30a4\u30d7\u3067\u3001\u5186\u7b52\u5f62\u306e\u672c\u4f53\u306b\u91d1\u5c5e\u88fd\u306e\u30a8\u30f3\u30c9\u30ad\u30e3\u30c3\u30d7\u304c\u4ed8\u3044\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u30d5\u30a7\u30eb\u30fc\u30eb\u30bf\u30a4\u30d7\uff1a<\/strong> \u5186\u7b52\u5f62\u30b3\u30f3\u30bf\u30af\u30c8\u30012A\u301c63A\u3001\u5236\u5fa1\u56de\u8def\u3067\u4f7f\u7528<\/li>\n<li><strong>\u30d6\u30ec\u30fc\u30c9\/\u30ca\u30a4\u30d5\u30bf\u30a4\u30d7\uff1a<\/strong> \u5e73\u578b\u30d6\u30ec\u30fc\u30c9\u30b3\u30f3\u30bf\u30af\u30c8\u300163A\u301c1250A\u3001\u7523\u696d\u7528\u914d\u96fb<\/li>\n<li><strong>\u30dc\u30eb\u30c8\u30c0\u30a6\u30f3\u30bf\u30a4\u30d7\uff1a<\/strong> \u306d\u3058\u4ed8\u304d\u30b9\u30bf\u30c3\u30c9\u3001200A\u301c6000A\u3001\u5927\u96fb\u6d41\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n<h4>2. \u9ad8\u906e\u65ad\u5bb9\u91cf\uff08HRC\uff09\u30d2\u30e5\u30fc\u30ba<\/h4>\n<p>\u6700\u5927\u306e\u6545\u969c\u96fb\u6d41\u3092\u5b89\u5168\u306b\u906e\u65ad\u3067\u304d\u308b\u7279\u6b8a\u306a\u30d2\u30e5\u30fc\u30ba <strong>120kA<\/strong> 500V\u6642\uff1a<\/p>\n<ul>\n<li><strong>\u5efa\u8a2d\uff1a<\/strong> \u77f3\u82f1\u7802\u3001\u9280\u30d2\u30e5\u30fc\u30ba\u30a8\u30ec\u30e1\u30f3\u30c8\u3092\u5145\u586b\u3057\u305f\u30bb\u30e9\u30df\u30c3\u30af\u30dc\u30c7\u30a3<\/li>\n<li><strong>\u30a2\u30fc\u30af\u6d88\u5f27\uff1a<\/strong> \u77f3\u82f1\u7802\u304c\u71b1\u3092\u5438\u53ce\u3057\u3001\u30d5\u30eb\u30b0\u30e9\u30a4\u30c8\uff08\u30ac\u30e9\u30b9\uff09\u3092\u5f62\u6210\u3057\u3066\u30a2\u30fc\u30af\u3092\u6d88\u6ec5\u3055\u305b\u307e\u3059<\/li>\n<li><strong>\u6a19\u6e96\uff1a<\/strong> IEC 60269-2\uff08\u4e00\u822c\u7528\u9014\u5411\u3051\u306egG\/gL\u30bf\u30a4\u30d7\u3001\u30e2\u30fc\u30bf\u30fc\u4fdd\u8b77\u5411\u3051\u306eaM\u30bf\u30a4\u30d7\uff09<\/li>\n<li><strong>\u96fb\u5727\u5b9a\u683c\uff1a<\/strong> \u914d\u96fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5411\u3051\u306b\u6700\u592733kV<\/li>\n<\/ul>\n<h4>3. \u81ea\u52d5\u8eca\u7528\u30d6\u30ec\u30fc\u30c9\u30d2\u30e5\u30fc\u30ba<\/h4>\n<p>12V\/24V\/42V\u306e\u8eca\u4e21\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u7528\u306e\u8272\u5206\u3051\u3055\u308c\u305f\u30d7\u30e9\u30b0\u30a4\u30f3\u30d2\u30e5\u30fc\u30ba\uff1a<\/p>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u30bf\u30a4\u30d7<\/th>\n<th style=\"padding: 8px;\">\u30b5\u30a4\u30ba<\/th>\n<th style=\"padding: 8px;\">\u73fe\u5728\u306e\u7bc4\u56f2<\/th>\n<th style=\"padding: 8px;\">\u8272\u5206\u3051<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30df\u30cb<\/strong><\/td>\n<td style=\"padding: 8px;\">10.9mm\u00d716.3mm<\/td>\n<td style=\"padding: 8px;\">2A\u301c30A<\/td>\n<td style=\"padding: 8px;\">\u6a19\u6e96\u7684\u306a\u81ea\u52d5\u8eca\u306e\u8272<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u6a19\u6e96\uff08ATO\/ATC\uff09<\/strong><\/td>\n<td style=\"padding: 8px;\">19.1mm\u00d718.5mm<\/td>\n<td style=\"padding: 8px;\">1A\u301c40A<\/td>\n<td style=\"padding: 8px;\">\u30bf\u30f3\uff081A\uff09\u301c\u30b0\u30ea\u30fc\u30f3\uff0830A\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30de\u30ad\u30b7<\/strong><\/td>\n<td style=\"padding: 8px;\">29.2mm\u00d734.3mm<\/td>\n<td style=\"padding: 8px;\">20A\u301c100A<\/td>\n<td style=\"padding: 8px;\">\u30a4\u30a8\u30ed\u30fc\uff0820A\uff09\u301c\u30d6\u30eb\u30fc\uff08100A\uff09<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30e1\u30ac<\/strong><\/td>\n<td style=\"padding: 8px;\">58.0mm\u00d734.0mm<\/td>\n<td style=\"padding: 8px;\">100A\u301c500A<\/td>\n<td style=\"padding: 8px;\">\u5927\u96fb\u6d41EV\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>4. \u534a\u5c0e\u4f53\u30d2\u30e5\u30fc\u30ba\uff08\u8d85\u9ad8\u901f\uff09<\/h4>\n<p>\u4ee5\u4e0b\u306e\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u4fdd\u8b77\u5c02\u7528\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059 <strong>I\u00b2t\u5024 &lt; 100 A\u00b2s<\/strong>:<\/p>\n<ul>\n<li><strong>\u5fdc\u7b54\u6642\u9593\uff1a<\/strong> \u5b9a\u683c\u96fb\u6d41\u306e10\u500d\u3067&lt; 0.001\u79d2<\/li>\n<li><strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong> VFD\u30c9\u30e9\u30a4\u30d6\u3001\u592a\u967d\u5149\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u3001UPS\u30b7\u30b9\u30c6\u30e0\u3001EV\u5145\u96fb\u5668<\/li>\n<li><strong>\u5efa\u8a2d\uff1a<\/strong> \u5197\u9577\u6027\u306e\u305f\u3081\u306e\u8907\u6570\u306e\u4e26\u5217\u9280\u30ea\u30dc\u30f3<\/li>\n<li><strong>\u8abf\u6574\uff1a<\/strong> \u3068\u9023\u643a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b <a href=\"https:\/\/test.viox.com\/ja\/understanding-trip-curves\/\">MCCB\u30c8\u30ea\u30c3\u30d7\u66f2\u7dda<\/a> \u9078\u629e\u4fdd\u8b77\u306e\u305f\u3081<\/li>\n<\/ul>\n<h4>5. \u518d\u914d\u7dda\u53ef\u80fd\u30d2\u30e5\u30fc\u30ba\u3068\u518d\u914d\u7dda\u4e0d\u53ef\u30d2\u30e5\u30fc\u30ba<\/h4>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u7279\u5fb4<\/th>\n<th style=\"padding: 8px;\">\u518d\u914d\u7dda\u53ef\u80fd\uff08\u30ad\u30c3\u30c8\u30ab\u30c3\u30c8\uff09<\/th>\n<th style=\"padding: 8px;\">\u518d\u914d\u7dda\u4e0d\u53ef\uff08\u30ab\u30fc\u30c8\u30ea\u30c3\u30b8\uff09<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30a8\u30ec\u30e1\u30f3\u30c8\u4ea4\u63db<\/strong><\/td>\n<td style=\"padding: 8px;\">\u30e6\u30fc\u30b6\u30fc\u304c\u30d2\u30e5\u30fc\u30ba\u30ef\u30a4\u30e4\u30fc\u3092\u4ea4\u63db\u53ef\u80fd<\/td>\n<td style=\"padding: 8px;\">\u5b8c\u5168\u306a\u30e6\u30cb\u30c3\u30c8\u4ea4\u63db\u304c\u5fc5\u8981<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u5b89\u5168\u6027<\/strong><\/td>\n<td style=\"padding: 8px;\">\u4e0d\u9069\u5207\u306a\u96fb\u7dda\u30b5\u30a4\u30ba\u306e\u5371\u967a\u6027<\/td>\n<td style=\"padding: 8px;\">\u5de5\u5834\u51fa\u8377\u6642\u306b\u6821\u6b63\u6e08\u307f\u3001\u6539\u3056\u3093\u9632\u6b62<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30b3\u30b9\u30c8<\/strong><\/td>\n<td style=\"padding: 8px;\">\u521d\u671f\u8cbb\u7528\u306f\u4f4e\u3044\u304c\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u8cbb\u7528\u306f\u9ad8\u3044<\/td>\n<td style=\"padding: 8px;\">\u521d\u671f\u306f\u9ad8\u304f\u3001\u9577\u671f\u7684\u306b\u306f\u4f4e\u3044<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u73fe\u4ee3\u3067\u306e\u4f7f\u7528<\/strong><\/td>\n<td style=\"padding: 8px;\">\u65b0\u898f\u8a2d\u5099\u3067\u306f\u5ec3\u6b62<\/td>\n<td style=\"padding: 8px;\">\u3059\u3079\u3066\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u6a19\u6e96<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u898f\u683c\u9075\u5b88<\/strong><\/td>\n<td style=\"padding: 8px;\">IEC\/UL \u898f\u683c\u306b\u6e96\u62e0\u3057\u3066\u3044\u307e\u305b\u3093<\/td>\n<td style=\"padding: 8px;\">IEC 60269\u3001UL 248 \u306b\u9069\u5408<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure style=\"margin: 20px 0; text-align: center;\">\n        <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Comparison-diagram-showing-different-electrical-fuse-types-with-construction-details-and-specifications.webp\" alt=\"Comparison diagram showing different electrical fuse types with construction details and specifications\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u56f3 3: \u69cb\u9020\u306e\u8a73\u7d30\u3068\u4ed5\u69d8\u3092\u793a\u3059\u3001\u3055\u307e\u3056\u307e\u306a\u7a2e\u985e\u306e\u96fb\u6c17\u30d2\u30e5\u30fc\u30ba\u306e\u6bd4\u8f03\u56f3\u3002.<\/figcaption><\/figure>\n<hr>\n<h2>\u7b2c 3 \u7ae0: \u91cd\u8981\u306a\u30d2\u30e5\u30fc\u30ba\u9078\u629e\u30d1\u30e9\u30e1\u30fc\u30bf<\/h2>\n<h3>6 \u6bb5\u968e\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u9078\u629e\u30d7\u30ed\u30bb\u30b9<\/h3>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 1: \u901a\u5e38\u52d5\u4f5c\u96fb\u6d41 (I_n) \u3092\u6c7a\u5b9a\u3059\u308b<\/strong><\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I_fuse = I_normal \u00d7 1.25 (\u6700\u5c0f\u5b89\u5168\u7387)<\/pre>\n<p>\u59cb\u52d5\u96fb\u6d41\u306e\u9ad8\u3044\u30e2\u30fc\u30bf\u30fc\u56de\u8def\u306e\u5834\u5408:<\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I_fuse = (I_FLA \u00d7 1.25) \uff5e (I_FLA \u00d7 1.5)<\/pre>\n<p>\u3053\u3053\u3067 I_FLA = \u5168\u8ca0\u8377\u96fb\u6d41<\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 2: \u5fc5\u8981\u306a\u96fb\u5727\u5b9a\u683c\u3092\u8a08\u7b97\u3059\u308b<\/strong><\/p>\n<p><strong>\u91cd\u8981\u306a\u30eb\u30fc\u30eb\uff1a<\/strong> \u30d2\u30e5\u30fc\u30ba\u306e\u96fb\u5727\u5b9a\u683c\u306f\u3001 <strong>\u8d85\u3048\u308b<\/strong> \u6700\u5927\u30b7\u30b9\u30c6\u30e0\u96fb\u5727:<\/p>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u30b7\u30b9\u30c6\u30e0\u96fb\u5727<\/th>\n<th style=\"padding: 8px;\">\u6700\u5c0f\u30d2\u30e5\u30fc\u30ba\u5b9a\u683c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\">120V AC \u5358\u76f8<\/td>\n<td style=\"padding: 8px;\">AC250V<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">240V AC \u5358\u76f8<\/td>\n<td style=\"padding: 8px;\">AC250V<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">415V AC \u4e09\u76f8<\/td>\n<td style=\"padding: 8px;\">AC500V<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">12V DC\u81ea\u52d5\u8eca<\/td>\n<td style=\"padding: 8px;\">32V DC<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">24V DC \u5236\u5fa1<\/td>\n<td style=\"padding: 8px;\">60V DC<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">48V DC \u901a\u4fe1<\/td>\n<td style=\"padding: 8px;\">80V DC<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">600V DC \u592a\u967d\u5149<\/td>\n<td style=\"padding: 8px;\">1000V DC<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\">1500V DC \u592a\u967d\u5149<\/td>\n<td style=\"padding: 8px;\">1500V DC<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 3: \u906e\u65ad\u5bb9\u91cf (\u906e\u65ad\u5b9a\u683c) \u3092\u6c7a\u5b9a\u3059\u308b<\/strong><\/p>\n<p>\u30d2\u30e5\u30fc\u30ba\u306f\u3001 <strong>\u6700\u5927\u4e88\u60f3\u77ed\u7d61\u96fb\u6d41<\/strong> \u3092\u8a2d\u7f6e\u5834\u6240\u3067\u5b89\u5168\u306b\u906e\u65ad\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059:<\/p>\n<ul>\n<li><strong>\u30ec\u30b8\u30c7\u30f3\u30b7\u30e3\u30eb\uff1a<\/strong> 10kA (\u6a19\u6e96)<\/li>\n<li><strong>\u30b3\u30de\u30fc\u30b7\u30e3\u30eb\uff1a<\/strong> 25kA-50kA<\/li>\n<li><strong>\u7523\u696d:<\/strong> 50kA-100kA<\/li>\n<li><strong>\u5909\u96fb\u6240:<\/strong> 120kA+<\/li>\n<\/ul>\n<p>\u4e88\u60f3\u3055\u308c\u308b\u6545\u969c\u96fb\u6d41\u306f\u3001\u4ee5\u4e0b\u3092\u4f7f\u7528\u3057\u3066\u8a08\u7b97\u3057\u307e\u3059:<\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I_fault = V_system \/ Z_total<\/pre>\n<p>\u3053\u3053\u3067\u3001Z_total \u306b\u306f\u3001\u5909\u5727\u5668\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3001\u30b1\u30fc\u30d6\u30eb\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3001\u304a\u3088\u3073\u30bd\u30fc\u30b9\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u304c\u542b\u307e\u308c\u307e\u3059\u3002. <a href=\"https:\/\/test.viox.com\/ja\/how-to-calculate-short-circuit-current-for-mcb\/\">\u53c2\u8003<\/a><\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 4: \u30d2\u30e5\u30fc\u30ba\u7279\u6027 (\u6642\u9593-\u96fb\u6d41\u66f2\u7dda) \u3092\u9078\u629e\u3059\u308b<\/strong><\/p>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u30d2\u30e5\u30fc\u30ba\u30bf\u30a4\u30d7<\/th>\n<th style=\"padding: 8px;\">I\u00b2t \u5024<\/th>\n<th style=\"padding: 8px;\">\u5fdc\u7b54\u6642\u9593<\/th>\n<th style=\"padding: 8px;\">\u306e\u5fdc\u7528<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>FF (\u8d85\u9ad8\u901f)<\/strong><\/td>\n<td style=\"padding: 8px;\">&lt; 100 A\u00b2s<\/td>\n<td style=\"padding: 8px;\">&lt; 0.001 \u79d2<\/td>\n<td style=\"padding: 8px;\">\u534a\u5c0e\u4f53\u3001IGBT\u3001\u30b5\u30a4\u30ea\u30b9\u30bf<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>F (\u901f\u65ad\u578b)<\/strong><\/td>\n<td style=\"padding: 8px;\">100-1,000 A\u00b2s<\/td>\n<td style=\"padding: 8px;\">0.001-0.01 \u79d2<\/td>\n<td style=\"padding: 8px;\">\u96fb\u5b50\u6a5f\u5668\u3001\u654f\u611f\u306a\u6a5f\u5668<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>M (\u4e2d\u901f)<\/strong><\/td>\n<td style=\"padding: 8px;\">1,000-10,000 A\u00b2s<\/td>\n<td style=\"padding: 8px;\">0.01-0.1 \u79d2<\/td>\n<td style=\"padding: 8px;\">\u4e00\u822c\u7528\u9014\u3001\u7167\u660e<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>T (\u30bf\u30a4\u30e0\u30c7\u30a3\u30ec\u30a4)<\/strong><\/td>\n<td style=\"padding: 8px;\">10,000-100,000 A\u00b2s<\/td>\n<td style=\"padding: 8px;\">0.1-10 \u79d2<\/td>\n<td style=\"padding: 8px;\">\u30e2\u30fc\u30bf\u30fc\u3001\u5909\u5727\u5668\u3001\u7a81\u5165\u8ca0\u8377<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 5: I\u00b2t \u5354\u8abf\u3092\u78ba\u8a8d\u3059\u308b<\/strong><\/p>\n<p>\u4e0a\u6d41\/\u4e0b\u6d41\u30c7\u30d0\u30a4\u30b9\u3068\u306e\u9078\u629e\u7684\u5354\u8abf\u306e\u5834\u5408:<\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I\u00b2t_downstream &lt; 0.25 \u00d7 I\u00b2t_upstream<\/pre>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u30d5\u30a3\u30fc\u30c0\u30fc\u30d2\u30e5\u30fc\u30ba\u304c\u6eb6\u3051\u59cb\u3081\u308b\u524d\u306b\u3001\u5206\u5c90\u30d2\u30e5\u30fc\u30ba\u304c\u78ba\u5b9f\u306b\u906e\u65ad\u3055\u308c\u307e\u3059\u3002.<\/p>\n<p><strong>\u30b9\u30c6\u30c3\u30d7 6: \u74b0\u5883\u8981\u56e0\u3092\u8003\u616e\u3059\u308b<\/strong><\/p>\n<ul>\n<li><strong>\u5468\u56f2\u6e29\u5ea6\uff1a<\/strong> 25\u2103\u3092\u8d85\u3048\u308b\u5834\u5408\u306f\u300110\u2103\u3054\u3068\u306b10%\u3092\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u9ad8\u5ea6\uff1a<\/strong> \u6d77\u629c1000m\u3054\u3068\u306b\u906e\u65ad\u5bb9\u91cf\u30923%\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306e\u7a2e\u985e\uff1a<\/strong> \u9589\u9396\u7a7a\u9593\u306f\u653e\u71b1\u3092\u6e1b\u5c11\u3055\u305b\u307e\u3059\u3002<\/li>\n<li><strong>\u632f\u52d5\uff1a<\/strong> \u53ef\u52d5\u6a5f\u5668\u306b\u306f\u3001\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u30d2\u30e5\u30fc\u30ba\u30db\u30eb\u30c0\u30fc\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<\/ul>\n<h3>\u30d2\u30e5\u30fc\u30ba\u9078\u5b9a\u65e9\u898b\u8868<\/h3>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u8ca0\u8377\u30bf\u30a4\u30d7<\/th>\n<th style=\"padding: 8px;\">\u30d2\u30e5\u30fc\u30ba\u30bf\u30a4\u30d7<\/th>\n<th style=\"padding: 8px;\">\u30b5\u30a4\u30ba\u9078\u5b9a\u4fc2\u6570<\/th>\n<th style=\"padding: 8px;\">\u4f8b<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u62b5\u6297\u52a0\u71b1<\/strong><\/td>\n<td style=\"padding: 8px;\">\u901f\u65ad\u5f62 (F)<\/td>\n<td style=\"padding: 8px;\">1.25 \u00d7 I_normal<\/td>\n<td style=\"padding: 8px;\">10A\u8ca0\u8377 \u2192 12.5A\u30d2\u30e5\u30fc\u30ba (15A\u3092\u4f7f\u7528)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u8a98\u5c0e\u96fb\u52d5\u6a5f<\/strong><\/td>\n<td style=\"padding: 8px;\">\u9045\u5ef6\u5f62 (T)<\/td>\n<td style=\"padding: 8px;\">1.5-2.0 \u00d7 I_FLA<\/td>\n<td style=\"padding: 8px;\">20A FLA \u2192 30-40A\u30d2\u30e5\u30fc\u30ba<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u5909\u5727\u5668<\/strong><\/td>\n<td style=\"padding: 8px;\">\u9045\u5ef6\u5f62 (T)<\/td>\n<td style=\"padding: 8px;\">1.5-2.5 \u00d7 I_primary<\/td>\n<td style=\"padding: 8px;\">15A\u4e00\u6b21\u5074 \u2192 25-40A\u30d2\u30e5\u30fc\u30ba<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30b3\u30f3\u30c7\u30f3\u30b5\u30d0\u30f3\u30af<\/strong><\/td>\n<td style=\"padding: 8px;\">\u9045\u5ef6\u5f62 (T)<\/td>\n<td style=\"padding: 8px;\">1.65 \u00d7 I_rated<\/td>\n<td style=\"padding: 8px;\">30A\u5b9a\u683c \u2192 50A\u30d2\u30e5\u30fc\u30ba<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>LED\u7167\u660e<\/strong><\/td>\n<td style=\"padding: 8px;\">\u901f\u65ad\u5f62 (F)<\/td>\n<td style=\"padding: 8px;\">1.25 \u00d7 I_normal<\/td>\n<td style=\"padding: 8px;\">8A\u8ca0\u8377 \u2192 10A\u30d2\u30e5\u30fc\u30ba<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>VFD\/\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc<\/strong><\/td>\n<td style=\"padding: 8px;\">\u8d85\u901f\u65ad\u5f62 (FF)<\/td>\n<td style=\"padding: 8px;\">\u30e1\u30fc\u30ab\u30fc\u4ed5\u69d8\u306b\u3088\u308b<\/td>\n<td style=\"padding: 8px;\">VFD\u30de\u30cb\u30e5\u30a2\u30eb\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u592a\u967d\u5149\u767a\u96fb\u30b9\u30c8\u30ea\u30f3\u30b0<\/strong><\/td>\n<td style=\"padding: 8px;\">DC\u5b9a\u683c\u3001gPV\u30bf\u30a4\u30d7<\/td>\n<td style=\"padding: 8px;\">1.56 \u00d7 I_sc<\/td>\n<td style=\"padding: 8px;\">10A I_sc \u2192 15A DC\u30d2\u30e5\u30fc\u30ba<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure style=\"margin: 20px 0; text-align: center;\">\n        <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Electrical-engineer-installing-HRC-fuse-in-industrial-control-panel-following-proper-safety-procedures.webp\" alt=\"Electrical engineer installing HRC fuse in industrial control panel following proper safety procedures\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u56f34\uff1a\u96fb\u6c17\u6280\u8853\u8005\u304c\u9069\u5207\u306a\u5b89\u5168\u624b\u9806\u306b\u5f93\u3063\u3066\u7523\u696d\u7528\u5236\u5fa1\u76e4\u306bHRC\u30d2\u30e5\u30fc\u30ba\u3092\u53d6\u308a\u4ed8\u3051\u3066\u3044\u308b\u69d8\u5b50\u3002.<\/figcaption><\/figure>\n<hr>\n<h2>\u7b2c4\u7ae0\uff1a\u30d2\u30e5\u30fc\u30ba\u5bfe\u56de\u8def\u906e\u65ad\u5668\u2014\u305d\u308c\u305e\u308c\u306e\u4f7f\u7528\u5834\u9762<\/h2>\n<h3>\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u5224\u65ad\u306e\u305f\u3081\u306e\u6bd4\u8f03\u5206\u6790<\/h3>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u30d5\u30a1\u30af\u30bf\u30fc<\/th>\n<th style=\"padding: 8px;\">\u96fb\u6c17\u30d2\u30e5\u30fc\u30ba<\/th>\n<th style=\"padding: 8px;\">\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u5fdc\u7b54\u6642\u9593<\/strong><\/td>\n<td style=\"padding: 8px;\">0.002-0.004\u79d2 (\u8d85\u901f\u65ad)<\/td>\n<td style=\"padding: 8px;\">0.08-0.25\u79d2 (\u71b1\u52d5-\u96fb\u78c1)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u906e\u65ad\u5bb9\u91cf<\/strong><\/td>\n<td style=\"padding: 8px;\">\u6700\u5927120kA+<\/td>\n<td style=\"padding: 8px;\">\u901a\u5e3810-100kA<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u96fb\u6d41\u5236\u9650<\/strong><\/td>\n<td style=\"padding: 8px;\">\u306f\u3044 (I\u00b2t &lt; 10,000 A\u00b2s)<\/td>\n<td style=\"padding: 8px;\">\u9650\u5b9a\u7684 (\u7a2e\u985e\u306b\u3088\u308b)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u518d\u5229\u7528\u6027<\/strong><\/td>\n<td style=\"padding: 8px;\">\u4f7f\u3044\u6368\u3066\u3001\u4ea4\u63db\u304c\u5fc5\u8981<\/td>\n<td style=\"padding: 8px;\">\u30ea\u30bb\u30c3\u30c8\u53ef\u80fd\u3001\u518d\u5229\u7528\u53ef\u80fd<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u521d\u671f\u8cbb\u7528<\/strong><\/td>\n<td style=\"padding: 8px;\">\u30d2\u30e5\u30fc\u30ba\u3042\u305f\u308a$2-$50<\/td>\n<td style=\"padding: 8px;\">\u30d6\u30ec\u30fc\u30ab\u30fc\u3042\u305f\u308a$20-$500<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9<\/strong><\/td>\n<td style=\"padding: 8px;\">\u52d5\u4f5c\u5f8c\u306b\u4ea4\u63db<\/td>\n<td style=\"padding: 8px;\">\u5b9a\u671f\u7684\u306a\u8a66\u9a13\u304c\u5fc5\u8981<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u9078\u629e\u6027<\/strong><\/td>\n<td style=\"padding: 8px;\">\u512a\u79c0 (\u6b63\u78ba\u306aI\u00b2t\u66f2\u7dda)<\/td>\n<td style=\"padding: 8px;\">\u826f\u597d (\u5354\u8abf\u691c\u8a0e\u304c\u5fc5\u8981)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u7269\u7406\u7684\u306a\u5927\u304d\u3055<\/strong><\/td>\n<td style=\"padding: 8px;\">\u30b3\u30f3\u30d1\u30af\u30c8 (1-6\u30a4\u30f3\u30c1)<\/td>\n<td style=\"padding: 8px;\">\u3088\u308a\u5927\u304d\u3044 (2-12\u30a4\u30f3\u30c1)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/td>\n<td style=\"padding: 8px;\">\u30d2\u30e5\u30fc\u30ba\u30db\u30eb\u30c0\u30fc\u304c\u5fc5\u8981<\/td>\n<td style=\"padding: 8px;\">\u76f4\u63a5\u30d1\u30cd\u30eb\u53d6\u308a\u4ed8\u3051<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30a2\u30fc\u30af\u30d5\u30e9\u30c3\u30b7\u30e5\u30a8\u30cd\u30eb\u30ae\u30fc<\/strong><\/td>\n<td style=\"padding: 8px;\">\u4f4e\u3044 (\u3088\u308a\u901f\u3044\u906e\u65ad)<\/td>\n<td style=\"padding: 8px;\">\u9ad8\u3044 (\u3088\u308a\u9045\u3044\u906e\u65ad)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>\u30d2\u30e5\u30fc\u30ba\u304c\u3088\u308a\u826f\u3044\u9078\u629e\u80a2\u3068\u306a\u308b\u5834\u5408<\/h3>\n<ol>\n<li><strong>\u534a\u5c0e\u4f53\u4fdd\u8b77\uff1a<\/strong> VFD\u3001\u592a\u967d\u5149\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u3001EV\u5145\u96fb\u5668\u306f\u8d85\u901f\u65ad\u30d2\u30e5\u30fc\u30ba\u5fdc\u7b54\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u9ad8\u3044\u77ed\u7d61\u96fb\u6d41\uff1a<\/strong> 100kA\u3092\u8d85\u3048\u308b\u906e\u65ad\u5bb9\u91cf\u306f\u3001HRC\u30d2\u30e5\u30fc\u30ba\u3067\u7d4c\u6e08\u7684\u306b\u9054\u6210\u3067\u304d\u307e\u3059\u3002<\/li>\n<li><strong>\u6b63\u78ba\u306a\u5354\u8abf\uff1a<\/strong> \u30d2\u30e5\u30fc\u30ba\u306eI\u00b2t\u66f2\u7dda\u306f\u3001\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u30c8\u30ea\u30c3\u30d7\u66f2\u7dda\u3088\u308a\u3082\u512a\u308c\u305f\u9078\u629e\u6027\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30b9\u30da\u30fc\u30b9\u304c\u9650\u3089\u308c\u305f\u8a2d\u7f6e\uff1a<\/strong> \u30d2\u30e5\u30fc\u30ba\u306f\u30d1\u30cd\u30eb\u30b9\u30da\u30fc\u30b9\u309250-70%\u524a\u6e1b\u3057\u307e\u3059\u3002<\/li>\n<li><strong>\u30b3\u30b9\u30c8\u91cd\u8996\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff1a<\/strong> \u521d\u671f\u30d2\u30e5\u30fc\u30ba+\u30db\u30eb\u30c0\u30fc\u306e\u30b3\u30b9\u30c8\u306f\u3001\u540c\u7b49\u306e\u30d6\u30ec\u30fc\u30ab\u30fc\u3088\u308a\u3082\u5927\u5e45\u306b\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002<\/li>\n<li><strong>\u307e\u308c\u306a\u6545\u969c\u72b6\u614b\uff1a<\/strong> \u4ea4\u63db\u30b3\u30b9\u30c8\u304c\u8a31\u5bb9\u3067\u304d\u308b\u5834\u5408<\/li>\n<\/ol>\n<h3>\u56de\u8def\u906e\u65ad\u5668\u304c\u597d\u307e\u308c\u308b\u5834\u5408<\/h3>\n<ol>\n<li><strong>\u983b\u7e41\u306a\u904e\u8ca0\u8377\uff1a<\/strong> \u30ea\u30bb\u30c3\u30c8\u53ef\u80fd\u306a\u906e\u65ad\u5668\u306f\u4ea4\u63db\u30b3\u30b9\u30c8\u3092\u524a\u6e1b<\/li>\n<li><strong>\u9060\u9694\u64cd\u4f5c\uff1a<\/strong> <a href=\"https:\/\/test.viox.com\/ja\/shunt-trip-vs-trip-coil\/\">\u30b7\u30e3\u30f3\u30c8\u30c8\u30ea\u30c3\u30d7\u906e\u65ad\u5668<\/a> \u81ea\u52d5\u5236\u5fa1\u3092\u53ef\u80fd\u306b\u3059\u308b<\/li>\n<li><strong>\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u5bb9\u6613\u3055\uff1a<\/strong> \u4ea4\u63db\u306a\u3057\u3067\u5bb9\u6613\u306a\u30c6\u30b9\u30c8\u3068\u691c\u8a3c<\/li>\n<li><strong>\u30e6\u30fc\u30b6\u30fc\u306e\u5229\u4fbf\u6027\uff1a<\/strong> \u975e\u6280\u8853\u8005\u3067\u3082\u906e\u65ad\u5668\u3092\u30ea\u30bb\u30c3\u30c8\u53ef\u80fd<\/li>\n<li><strong>\u591a\u6a5f\u80fd\u4fdd\u8b77\uff1a<\/strong> <a href=\"https:\/\/test.viox.com\/ja\/rcbo-vs-rccb-mcb-comparison-space-cost-selectivity\/\">RCBOs<\/a> \u904e\u96fb\u6d41\u304a\u3088\u3073\u6f0f\u96fb\u4fdd\u8b77\u3092\u7d44\u307f\u5408\u308f\u305b\u308b<\/li>\n<\/ol>\n<p><strong>\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30a2\u30d7\u30ed\u30fc\u30c1\uff1a<\/strong> \u591a\u304f\u306e\u7523\u696d\u65bd\u8a2d\u3067\u4f7f\u7528 <strong>\u9ad8\u96fb\u6d41\u30d5\u30a3\u30fc\u30c0\u30fc\u306b\u30d2\u30e5\u30fc\u30ba\u3092\u4f7f\u7528<\/strong> \uff08\u8cbb\u7528\u5bfe\u52b9\u679c\u304c\u9ad8\u304f\u3001\u9ad8\u3044\u906e\u65ad\u5bb9\u91cf\uff09\u304a\u3088\u3073 <strong>\u5206\u5c90\u56de\u8def\u306b\u56de\u8def\u906e\u65ad\u5668\u3092\u4f7f\u7528<\/strong> \uff08\u5229\u4fbf\u6027\u3001\u30ea\u30bb\u30c3\u30c8\u53ef\u80fd\u6027\uff09\u3002. <a href=\"https:\/\/test.viox.com\/ja\/fuse-vs-mcb-response-time\/\">\u53c2\u8003<\/a> <a href=\"https:\/\/test.viox.com\/ja\/mcb-vs-fuse-why-your-motor-circuits-keep-failing\/\">\u53c2\u8003<\/a><\/p>\n<figure style=\"margin: 20px 0; text-align: center;\">\n        <img decoding=\"async\" src=\"https:\/\/img.viox.com\/Fuse-selection-decision-flowchart-for-engineers-showing-step-by-step-selection-process-based-on-application-requirements.webp\" alt=\"Fuse selection decision flowchart for engineers showing step-by-step selection process based on application requirements\" style=\"max-width: 100%; height: auto; display: block; margin: 0 auto;\"><figcaption style=\"font-style: italic; text-align: center; color: #555; margin-top: 8px;\">\u56f35\uff1a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u8981\u4ef6\u306b\u57fa\u3065\u3044\u305f\u6bb5\u968e\u7684\u306a\u9078\u629e\u30d7\u30ed\u30bb\u30b9\u3092\u793a\u3059\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u5411\u3051\u306e\u30d2\u30e5\u30fc\u30ba\u9078\u629e\u6c7a\u5b9a\u30d5\u30ed\u30fc\u30c1\u30e3\u30fc\u30c8\u3002.<\/figcaption><\/figure>\n<hr>\n<h2>\u7b2c5\u7ae0\uff1a\u8a2d\u7f6e\u3068\u5b89\u5168\u306b\u95a2\u3059\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n<h3>\u91cd\u8981\u306a\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u8981\u4ef6<\/h3>\n<h4>1. \u30d2\u30e5\u30fc\u30ba\u30db\u30eb\u30c0\u30fc\u306e\u9078\u629e<\/h4>\n<ul>\n<li><strong>\u63a5\u89e6\u62b5\u6297\uff1a<\/strong> \u4ee5\u4e0b\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308b \u904e\u71b1\u3092\u9632\u3050\u305f\u3081\u306b&lt;0.001\u03a9<\/li>\n<li><strong>\u8010\u632f\u52d5\u6027\uff1a<\/strong> \u30e2\u30d0\u30a4\u30eb\u6a5f\u5668\u7528\u306e\u30b9\u30d7\u30ea\u30f3\u30b0\u5f0f\u30af\u30ea\u30c3\u30d7<\/li>\n<li><strong>IP\u5b9a\u683c\uff1a<\/strong> \u5c4b\u5185\u8a2d\u7f6e\u306e\u5834\u5408\u306fIP20\u4ee5\u4e0a\u3001\u5c4b\u5916\u8a2d\u7f6e\u306e\u5834\u5408\u306fIP54+<\/li>\n<li><strong>\u96fb\u5727\u7d76\u7e01\uff1a<\/strong> IEC 60664\u306b\u57fa\u3065\u304f\u9069\u5207\u306a\u6cbf\u9762\u8ddd\u96e2\/\u7a7a\u9593\u8ddd\u96e2<\/li>\n<\/ul>\n<h4>2. \u76f4\u5217\u63a5\u7d9a\u306e\u898f\u5247<\/h4>\n<p>\u5e38\u306b\u30d2\u30e5\u30fc\u30ba\u3092 <strong>\u30e9\u30a4\u30f3\uff08\u30db\u30c3\u30c8\uff09\u5c0e\u4f53\u306b\u53d6\u308a\u4ed8\u3051\u308b<\/strong>, \u3001\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u307e\u305f\u306f\u30a2\u30fc\u30b9\u306b\u306f\u7d76\u5bfe\u306b\u53d6\u308a\u4ed8\u3051\u306a\u3044\uff1a<\/p>\n<ul>\n<li><strong>\u5358\u76f8\uff1a<\/strong> \u30e9\u30a4\u30f3\u5c0e\u4f53\u306b1\u3064\u306e\u30d2\u30e5\u30fc\u30ba<\/li>\n<li><strong>\u4e09\u76f8\uff1a<\/strong> 3\u3064\u306e\u30d2\u30e5\u30fc\u30ba\uff08\u76f8\u3054\u3068\u306b1\u3064\uff09\u3001\u307e\u305f\u306fTN-C\u30b7\u30b9\u30c6\u30e0\u306e\u5834\u5408\u306f4\u6975<\/li>\n<li><strong>DC\u56de\u8def\uff1a<\/strong> \u6b63\u306e\u5c0e\u4f53\u306b\u30d2\u30e5\u30fc\u30ba\uff08\u7d76\u7e01\u306e\u305f\u3081\u306b\u8ca0\u306e\u5c0e\u4f53\u306b\u30d2\u30e5\u30fc\u30ba\u3092\u53d6\u308a\u4ed8\u3051\u308b\u3053\u3068\u3082\u53ef\u80fd\uff09<\/li>\n<\/ul>\n<h4>3. \u4e0b\u6d41\u30c7\u30d0\u30a4\u30b9\u3068\u306e\u5354\u8abf<\/h4>\n<p>\u9069\u5207\u306a\u9078\u629e\u6027\u3092\u78ba\u4fdd\u3059\u308b <a href=\"https:\/\/test.viox.com\/ja\/what-is-a-contactor\/\">\u63a5\u89e6\u5668<\/a>, <a href=\"https:\/\/test.viox.com\/ja\/what-are-thermal-overload-relays\/\">\u30b5\u30fc\u30de\u30eb\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u30ea\u30ec\u30fc<\/a>, \u3001\u304a\u3088\u3073\u5206\u5c90\u56de\u8def\u4fdd\u8b77\uff1a<\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I\u00b2t_\u30d2\u30e5\u30fc\u30ba &lt; 0.75 \u00d7 I\u00b2t_\u30b3\u30f3\u30bf\u30af\u30bf_\u8010\u91cf<\/pre>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u30e2\u30fc\u30bf\u30fc\u59cb\u52d5\u4e2d\u306e\u4e0d\u8981\u306a\u30d2\u30e5\u30fc\u30ba\u52d5\u4f5c\u3092\u9632\u304e\u307e\u3059\u3002. <a href=\"https:\/\/test.viox.com\/ja\/how-to-select-contactors-and-circuit-breakers-based-on-motor-power\/\">\u53c2\u8003<\/a><\/p>\n<h3>\u907f\u3051\u308b\u3079\u304d\u4e00\u822c\u7684\u306a\u8a2d\u7f6e\u30df\u30b9<\/h3>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u9593\u9055\u3044<\/th>\n<th style=\"padding: 8px;\">\u7d50\u679c<\/th>\n<th style=\"padding: 8px;\">\u6b63\u3057\u3044\u5b9f\u8df5<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30d2\u30e5\u30fc\u30ba\u306e\u904e\u5927\u30b5\u30a4\u30ba\u5316<\/strong><\/td>\n<td style=\"padding: 8px;\">\u30b1\u30fc\u30d6\u30eb\u306e\u904e\u71b1\u3001\u706b\u707d\u306e\u5371\u967a<\/td>\n<td style=\"padding: 8px;\">\u8ca0\u8377\u3067\u306f\u306a\u304f\u3001\u30b1\u30fc\u30d6\u30eb\u3092\u4fdd\u8b77\u3059\u308b\u3088\u3046\u306b\u30d2\u30e5\u30fc\u30ba\u306e\u30b5\u30a4\u30ba\u3092\u8a2d\u5b9a\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>DC\u56de\u8def\u3067AC\u30d2\u30e5\u30fc\u30ba\u3092\u4f7f\u7528\u3059\u308b<\/strong><\/td>\n<td style=\"padding: 8px;\">\u6301\u7d9a\u7684\u306a\u30a2\u30fc\u30af\u3001\u7206\u767a<\/td>\n<td style=\"padding: 8px;\">DC\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u5e38\u306bDC\u5b9a\u683c\u306e\u30d2\u30e5\u30fc\u30ba\u3092\u4f7f\u7528\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u4e0d\u5341\u5206\u306a\u63a5\u89e6\u5727\u529b<\/strong><\/td>\n<td style=\"padding: 8px;\">\u904e\u71b1\u3001\u65e9\u671f\u6545\u969c<\/td>\n<td style=\"padding: 8px;\">\u30e1\u30fc\u30ab\u30fc\u306e\u4ed5\u69d8\u306b\u5408\u308f\u305b\u3066\u30c8\u30eb\u30af\u3092\u304b\u3051\u308b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u30d2\u30e5\u30fc\u30ba\u30bf\u30a4\u30d7\u306e\u6df7\u5408<\/strong><\/td>\n<td style=\"padding: 8px;\">\u5354\u8abf\u6027\u306e\u55aa\u5931<\/td>\n<td style=\"padding: 8px;\">\u9078\u629e\u6027\u306e\u305f\u3081\u306b\u4e00\u8cab\u3057\u305f\u30d2\u30e5\u30fc\u30ba\u30d5\u30a1\u30df\u30ea\u30fc\u3092\u4f7f\u7528\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u5468\u56f2\u6e29\u5ea6\u306e\u7121\u8996<\/strong><\/td>\n<td style=\"padding: 8px;\">\u4e0d\u8981\u306a\u6eb6\u65ad\u307e\u305f\u306f\u4fdd\u8b77\u4e0d\u8db3<\/td>\n<td style=\"padding: 8px;\">\u9069\u7528\u6e29\u5ea6\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u56e0\u5b50<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr>\n<h2>\u8981\u70b9<\/h2>\n<p><strong>\u30d2\u30e5\u30fc\u30ba\u9078\u629e\u306e\u305f\u3081\u306e\u4e0d\u53ef\u6b20\u306a\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u539f\u5247\uff1a<\/strong><\/p>\n<ol>\n<li><strong>\u30d2\u30e5\u30fc\u30ba\u306f\u3088\u308a\u9ad8\u901f\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3059\u308b<\/strong> \uff080.002\u79d2\uff09\u56de\u8def\u906e\u65ad\u5668\uff080.08\u79d2\uff09\u3088\u308a\u3082\u9ad8\u901f\u3067\u3001\u534a\u5c0e\u4f53\u304a\u3088\u3073\u654f\u611f\u306a\u96fb\u5b50\u6a5f\u5668\u306b\u4e0d\u53ef\u6b20<\/li>\n<li><strong>I\u00b2t\u5024\u304c\u9078\u629e\u6027\u3092\u6c7a\u5b9a\u3059\u308b<\/strong>\u2014\u8d85\u9ad8\u901f\uff08\u534a\u5c0e\u4f53\u306b\u306f \u30e2\u30fc\u30bf\u30fc\u306b\u306f10,000 A\u00b2s\uff09<\/li>\n<li><strong>DC\u30d2\u30e5\u30fc\u30ba\u306f\u3001\u30bc\u30ed\u30af\u30ed\u30b9\u304c\u306a\u3044\u9023\u7d9a\u30a2\u30fc\u30af\u306e\u305f\u3081\u3001AC\u30d2\u30e5\u30fc\u30ba\u3088\u308a\u3082\u9ad8\u3044\u906e\u65ad\u5bb9\u91cf\u304c\u5fc5\u8981\u3067\u3059\u3002<\/strong> \u30bc\u30ed\u30af\u30ed\u30b9\u304c\u306a\u3044\u9023\u7d9a\u30a2\u30fc\u30af\u306e\u305f\u3081<\/li>\n<li><strong>HRC\u30d2\u30e5\u30fc\u30ba\u306f\u6700\u5927120kA\u307e\u3067\u306e\u77ed\u7d61\u96fb\u6d41\u306b\u5bfe\u5fdc\u3067\u304d\u307e\u3059\u3002<\/strong>, \u305d\u306e\u305f\u3081\u3001\u5927\u5bb9\u91cf\u306e\u7523\u696d\u8a2d\u5099\u306b\u6700\u9069\u3067\u3059\u3002<\/li>\n<li><strong>\u9069\u5207\u306a\u30b5\u30a4\u30ba\u3092\u9078\u5b9a\u3059\u308b\u306b\u306f\u30011.25\u500d\u306e\u5b89\u5168\u7387\u304c\u5fc5\u8981\u3067\u3059\u3002<\/strong> \u62b5\u6297\u8ca0\u8377\u306e\u5834\u5408\u306f1.25\u500d\u3001\u8a98\u5c0e\u6027\u30e2\u30fc\u30bf\u30fc\u8ca0\u8377\u306e\u5834\u5408\u306f1.5\u301c2.0\u500d\u3067\u3059\u3002<\/li>\n<li><strong>\u96fb\u5727\u5b9a\u683c\u306f\u30b7\u30b9\u30c6\u30e0\u96fb\u5727\u3092\u8d85\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059<\/strong>120V\u56de\u8def\u306b\u306f250V\u30d2\u30e5\u30fc\u30ba\u3001415V\u30b7\u30b9\u30c6\u30e0\u306b\u306f500V\u30d2\u30e5\u30fc\u30ba\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/li>\n<li><strong>\u4fdd\u8b77\u5354\u8abf\u306b\u306f\u3001\u4e0b\u6d41\u5074\u306eI\u00b2t\u304c\u5fc5\u8981\u3067\u3059\u3002 &lt; 0.25 \u00d7 I\u00b2t_upstream<\/strong> \u9078\u629e\u7684\u306a\u4e8b\u6545\u5206\u96e2\u306e\u305f\u3081<\/li>\n<li><strong>\u6e29\u5ea6\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a\u5468\u56f2\u6e29\u5ea625\u2103\u3092\u57fa\u6e96\u3068\u3057\u3066\u300110\u2103\u4e0a\u6607\u3059\u308b\u3054\u3068\u306b\u5b9a\u683c\u96fb\u6d41\u309210%\u4f4e\u6e1b\u3057\u307e\u3059\u3002<\/strong> \u4e0a\u8a1825\u2103\u306e\u5468\u56f2\u57fa\u6e96<\/li>\n<li><strong>AC\u5b9a\u683c\u306e\u30d2\u30e5\u30fc\u30ba\u3092DC\u56de\u8def\u3067\u4f7f\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/strong>DC\u56de\u8def\u306b\u306f\u3001\u7279\u6b8a\u306a\u6d88\u5f27\u69cb\u9020\u304c\u5fc5\u8981\u3067\u3059\u3002<\/li>\n<li><strong>\u30d2\u30e5\u30fc\u30ba\u3068\u30db\u30eb\u30c0\u30fc\u306e\u30b3\u30b9\u30c8\u306f\u3001\u5927\u96fb\u6d41\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u304a\u3044\u3066\u3001\u540c\u7b49\u306e\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3088\u308a\u308260\u301c80%\u5b89\u4fa1\u3067\u3059\u3002<\/strong> \u540c\u7b49\u306e\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3088\u308a\u3082\u9ad8\u96fb\u6d41\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5411\u3051<\/li>\n<\/ol>\n<p><strong>\u4ed5\u69d8\u306e\u7cbe\u5ea6\u304c\u91cd\u8981\u306a\u5834\u5408\uff1a<\/strong><\/p>\n<p>\u9069\u5207\u306a\u30d2\u30e5\u30fc\u30ba\u306e\u9078\u629e\u306f\u3001\u5358\u306b\u5b9a\u683c\u96fb\u6d41\u3092\u6e80\u305f\u3059\u3060\u3051\u3067\u306a\u304f\u3001\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3068\u6a5f\u5668\u306e\u640d\u50b7\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u306a\u304c\u3089\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u9078\u629e\u7684\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3059\u308b\u30b7\u30b9\u30c6\u30e0\u3092\u8a2d\u8a08\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u8d85\u9ad8\u901f\u5fdc\u7b54\u6642\u9593\u3001\u6b63\u78ba\u306aI\u00b2t\u7279\u6027\u3001\u304a\u3088\u3073\u9ad8\u3044\u906e\u65ad\u5bb9\u91cf\u306e\u7d44\u307f\u5408\u308f\u305b\u306b\u3088\u308a\u3001\u30d2\u30e5\u30fc\u30ba\u306f\u3001\u592a\u967d\u5149\u767a\u96fb\u30a2\u30ec\u30a4\u304b\u3089\u7523\u696d\u7528\u30e2\u30fc\u30bf\u30fc\u5236\u5fa1\u30bb\u30f3\u30bf\u30fc\u307e\u3067\u3001\u6700\u65b0\u306e\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/p>\n<p>VIOX Electric\u306e\u5305\u62ec\u7684\u306a\u30e9\u30a4\u30f3\u30ca\u30c3\u30d7 <a href=\"https:\/\/test.viox.com\/ja\/what-is-a-high-rupturing-capacity-hrc-fuse\/\">\u7523\u696d\u7528\u30d2\u30e5\u30fc\u30ba<\/a>, <a href=\"https:\/\/test.viox.com\/ja\/the-complete-guide-to-fuse-holders\/\">\u30d2\u30e5\u30fc\u30ba\u30db\u30eb\u30c0\u30fc<\/a>\u305d\u3057\u3066 <a href=\"https:\/\/test.viox.com\/ja\/types-of-circuit-breakers\/\">\u56de\u8def\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9<\/a> \u306f\u3001\u8981\u6c42\u306e\u53b3\u3057\u3044\u7523\u696d\u74b0\u5883\u5411\u3051\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5f53\u793e\u306e\u6280\u8853\u30b5\u30dd\u30fc\u30c8\u30c1\u30fc\u30e0\u306f\u3001\u8907\u96d1\u306a\u4fdd\u8b77\u5354\u8abf\u3068\u30d2\u30e5\u30fc\u30ba\u306e\u9078\u629e\u306b\u95a2\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u56fa\u6709\u306e\u30ac\u30a4\u30c0\u30f3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n<hr>\n<h2>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3>Q1\uff1a\u30d2\u30e5\u30fc\u30ba\u304c\u983b\u7e41\u306b\u5207\u308c\u308b\u5834\u5408\u3001\u5b9a\u683c\u306e\u9ad8\u3044\u30d2\u30e5\u30fc\u30ba\u306b\u4ea4\u63db\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n<p><strong>\u3044\u3044\u3048\u2014\u3053\u308c\u306f\u975e\u5e38\u306b\u5371\u967a\u3067\u3059\u3002.<\/strong> \u30d2\u30e5\u30fc\u30ba\u304c\u7e70\u308a\u8fd4\u3057\u5207\u308c\u308b\u5834\u5408\u306f\u3001\u904e\u8ca0\u8377\u56de\u8def\u3001\u77ed\u7d61\u3001\u307e\u305f\u306f\u6a5f\u5668\u306e\u6545\u969c\u306a\u3069\u3001\u6839\u672c\u7684\u306a\u554f\u984c\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u5b9a\u683c\u306e\u9ad8\u3044\u30d2\u30e5\u30fc\u30ba\u3092\u53d6\u308a\u4ed8\u3051\u308b\u3068\u3001\u4fdd\u8b77\u304c\u89e3\u9664\u3055\u308c\u3001\u30b1\u30fc\u30d6\u30eb\u304c\u8a31\u5bb9\u96fb\u6d41\u3092\u8d85\u3048\u3066\u904e\u71b1\u3057\u3001\u706b\u707d\u306e\u5371\u967a\u6027\u304c\u751f\u3058\u307e\u3059\u3002\u4ee3\u308f\u308a\u306b\u3001\u5b9f\u969b\u306e\u8ca0\u8377\u96fb\u6d41\u306e\u6e2c\u5b9a\u3001\u77ed\u7d61\u306e\u78ba\u8a8d\u3001\u30b1\u30fc\u30d6\u30eb\u30b5\u30a4\u30ba\u306e\u691c\u8a3c\u306a\u3069\u3001\u6839\u672c\u539f\u56e0\u3092\u8abf\u67fb\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30d2\u30e5\u30fc\u30ba\u306e\u5b9a\u683c\u306f\u3001 <strong>\u901a\u5e38\u52d5\u4f5c\u96fb\u6d41\u306e1.25\u500d<\/strong> \u307e\u305f\u306f\u3001\u56de\u8def\u5185\u306e\u6700\u5c0f\u30b1\u30fc\u30d6\u30eb\u3092\u4fdd\u8b77\u3059\u308b\u3088\u3046\u306b\u30b5\u30a4\u30ba\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff08\u3044\u305a\u308c\u304b\u4f4e\u3044\u65b9\uff09\u3002. <a href=\"https:\/\/test.viox.com\/ja\/can-i-replace-16a-breaker-with-20a-fire-hazard\/\">\u53c2\u8003<\/a><\/p>\n<h3>Q2\uff1aIEC 60269\u306b\u304a\u3051\u308bgG\u3001gL\u3001\u304a\u3088\u3073aM\u30d2\u30e5\u30fc\u30ba\u30bf\u30a4\u30d7\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<ul>\n<li><strong>gG\uff08\u6c4e\u7528\uff09\uff1a<\/strong> \u5b9a\u683c\u96fb\u6d41\u306e1.3\u500d\u304b\u3089100\u500d\u307e\u3067\u306e\u5168\u7bc4\u56f2\u906e\u65ad\u5bb9\u91cf\u3001\u30b1\u30fc\u30d6\u30eb\u3068\u4e00\u822c\u7684\u306a\u8ca0\u8377\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002<\/li>\n<li><strong>gL\uff08\u30b1\u30fc\u30d6\u30eb\u4fdd\u8b77\uff09\uff1a<\/strong> \u30b1\u30fc\u30d6\u30eb\u4fdd\u8b77\u306b\u6700\u9069\u5316\u3055\u308c\u3066\u304a\u308a\u3001gG\u3068\u540c\u69d8\u3067\u3059\u304c\u3001\u6642\u9593\u96fb\u6d41\u7279\u6027\u304c\u308f\u305a\u304b\u306b\u7570\u306a\u308a\u307e\u3059\u3002<\/li>\n<li><strong>aM\uff08\u30e2\u30fc\u30bf\u30fc\u4fdd\u8b77\uff09\uff1a<\/strong> \u90e8\u5206\u7bc4\u56f2\u4fdd\u8b77\u3001\u9ad8\u3044\u77ed\u7d61\u96fb\u6d41\uff08\u901a\u5e38\u306f\u5b9a\u683c\u306e8\u500d\u8d85\uff09\u306e\u307f\u3092\u906e\u65ad\u3057\u3001\u6b21\u306e\u3088\u3046\u306a\u500b\u5225\u306e\u904e\u8ca0\u8377\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3059\u3002 <a href=\"https:\/\/test.viox.com\/ja\/what-are-thermal-overload-relays\/\">\u30b5\u30fc\u30de\u30eb\u30ea\u30ec\u30fc<\/a><\/li>\n<\/ul>\n<p>\u30e2\u30fc\u30bf\u30fc\u56de\u8def\u306b\u306f\u3001 <strong>aM\u30d2\u30e5\u30fc\u30ba\u3092\u30b3\u30f3\u30bf\u30af\u30bf\u304a\u3088\u3073\u904e\u8ca0\u8377\u30ea\u30ec\u30fc\u3068\u3068\u3082\u306b\u4f7f\u7528\u3057\u307e\u3059\u3002<\/strong> \u5b8c\u5168\u306a\u4fdd\u8b77\u306e\u305f\u3081\u306b\u3002\u4e00\u822c\u7684\u306a\u56de\u8def\u306b\u306f\u3001 <strong>gG\/gL\u30d2\u30e5\u30fc\u30ba<\/strong> \u306e\u307f\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002.<\/p>\n<h3>Q3\uff1a\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u7279\u5225\u306aDC\u30d2\u30e5\u30fc\u30ba\u304c\u5fc5\u8981\u306a\u306e\u306f\u306a\u305c\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u3001\u56fa\u6709\u306e\u8ab2\u984c\u304c\u3042\u308a\u307e\u3059\u3002 <strong>\u9ad8DC\u96fb\u5727\uff08\u6700\u59271500V\uff09<\/strong>, <strong>\u30bc\u30ed\u30af\u30ed\u30b9\u306a\u3057\u306e\u9023\u7d9a\u96fb\u6d41<\/strong>\u305d\u3057\u3066 <strong>\u4e26\u5217\u30b9\u30c8\u30ea\u30f3\u30b0\u304b\u3089\u306e\u9006\u96fb\u6d41<\/strong>. \u3002\u6a19\u6e96\u306eAC\u30d2\u30e5\u30fc\u30ba\u306f\u3001DC\u30a2\u30fc\u30af\u3092\u5b89\u5168\u306b\u906e\u65ad\u3067\u304d\u307e\u305b\u3093\u3002PV\u5c02\u7528\u30d2\u30e5\u30fc\u30ba\uff08IEC 60269-6\u306b\u57fa\u3065\u304fgPV\u30bf\u30a4\u30d7\uff09\u306e\u7279\u9577\uff1a<\/p>\n<ul>\n<li>DC\u96fb\u5727\u306b\u5bfe\u3059\u308b\u5f37\u5316\u3055\u308c\u305f\u6d88\u5f27\u6a5f\u80fd<\/li>\n<li>\u6700\u59271500V DC\u306e\u96fb\u5727\u5b9a\u683c<\/li>\n<li>NEC 690.9\u306b\u57fa\u3065\u304f\u30b5\u30a4\u30b8\u30f3\u30b0\uff1a <strong>\u30b9\u30c8\u30ea\u30f3\u30b0\u77ed\u7d61\u96fb\u6d41\uff08I_sc\uff09\u306e1.56\u500d<\/strong><\/li>\n<li>\u4e26\u5217\u30b9\u30c8\u30ea\u30f3\u30b0\u4fdd\u8b77\u306e\u305f\u3081\u306e\u9006\u96fb\u6d41\u5b9a\u683c<\/li>\n<\/ul>\n<p>\u592a\u967d\u5149\u767a\u96fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067AC\u30d2\u30e5\u30fc\u30ba\u3092\u4ee3\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u6301\u7d9a\u7684\u306aDC\u30a2\u30fc\u30af\u306f\u3001\u58ca\u6ec5\u7684\u306a\u6545\u969c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002. <a href=\"https:\/\/test.viox.com\/ja\/solar-pv-fuse-requirements-nec-690-9-parallel-strings\/\">\u53c2\u8003<\/a> <a href=\"https:\/\/test.viox.com\/ja\/how-to-properly-fuse-a-solar-photovoltaic-system\/\">\u53c2\u8003<\/a><\/p>\n<h3>Q4\uff1a\u4e09\u76f8\u30e2\u30fc\u30bf\u30fc\u306e\u6b63\u3057\u3044\u30d2\u30e5\u30fc\u30ba\u30b5\u30a4\u30ba\u3092\u8a08\u7b97\u3059\u308b\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u4e09\u76f8\u30e2\u30fc\u30bf\u30fc\u306e\u5834\u5408\u3001\u30d2\u30e5\u30fc\u30ba\u306e\u30b5\u30a4\u30ba\u306f\u59cb\u52d5\u65b9\u6cd5\u3068\u30d2\u30e5\u30fc\u30ba\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u7570\u306a\u308a\u307e\u3059\u3002<\/p>\n<p><strong>\u30bf\u30a4\u30e0\u30c7\u30a3\u30ec\u30a4\u30d2\u30e5\u30fc\u30ba\u3092\u4f7f\u7528\u3057\u305f\u30c0\u30a4\u30ec\u30af\u30c8\u30aa\u30f3\u30e9\u30a4\u30f3\uff08DOL\uff09\u59cb\u52d5\uff1a<\/strong><\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I_fuse = (1.5\u301c2.0) \u00d7 I_FLA<\/pre>\n<p><strong>\u30b9\u30bf\u30fc\u30c7\u30eb\u30bf\u59cb\u52d5\uff1a<\/strong><\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I_fuse = (1.25\u301c1.5) \u00d7 I_FLA<\/pre>\n<p><strong>VFD\/\u30bd\u30d5\u30c8\u30b9\u30bf\u30fc\u30bf\u30fc\u4ed8\u304d\uff1a<\/strong><\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I_fuse = (1.25\u301c1.4) \u00d7 I_FLA<\/pre>\n<p><strong>\u4f8b<\/strong> 15kW\u30e2\u30fc\u30bf\u30fc\u3001415V\u3001FLA = 30A\u3001DOL\u59cb\u52d5\uff1a<\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I_fuse = 1.75 \u00d7 30A = 52.5A \u2192 63A\u30bf\u30a4\u30e0\u30c7\u30a3\u30ec\u30a4\u30d2\u30e5\u30fc\u30ba\u3092\u9078\u629e<\/pre>\n<p>\u5e38\u306b\u3068\u306e\u9023\u643a\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044 <a href=\"https:\/\/test.viox.com\/ja\/star-delta-starter-wiring-diagram-sizing-selection-guide\/\">\u30e2\u30fc\u30bf\u30fc\u30b9\u30bf\u30fc\u30bf\u30fc\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8<\/a> \u30e2\u30fc\u30bf\u30fc\u30e1\u30fc\u30ab\u30fc\u306e\u63a8\u5968\u4e8b\u9805\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002. <a href=\"https:\/\/test.viox.com\/ja\/how-to-select-contactors-and-circuit-breakers-based-on-motor-power\/\">\u53c2\u8003<\/a><\/p>\n<h3>Q5\uff1aI\u00b2t\u5b9a\u683c\u306f\u4f55\u3092\u610f\u5473\u3057\u3001\u306a\u305c\u91cd\u8981\u3067\u3059\u304b\uff1f<\/h3>\n<p><strong>I\u00b2t\uff08\u30a2\u30f3\u30da\u30a2\u4e8c\u4e57\u79d2\uff09<\/strong> \u3092\u8868\u3057\u307e\u3059 <strong>\u71b1\u30a8\u30cd\u30eb\u30ae\u30fc<\/strong> \u30d2\u30e5\u30fc\u30ba\u304c\u6545\u969c\u3092\u906e\u65ad\u3059\u308b\u524d\u306b\u901a\u96fb\u3055\u305b\u308b\u30a8\u30cd\u30eb\u30ae\u30fc:<\/p>\n<pre style=\"background-color: #f5f5f5; padding: 15px; border-radius: 5px; overflow-x: auto;\">I\u00b2t = \u222b(i\u00b2)dt<\/pre>\n<p>\u3053\u306e\u5024\u304c\u6c7a\u5b9a\u3059\u308b\u3082\u306e:<\/p>\n<ol>\n<li><strong>\u9078\u629e\u906e\u65ad\/\u5354\u8abf:<\/strong> \u4e0b\u6d41\u30d2\u30e5\u30fc\u30ba\u306eI\u00b2t\u306f \u4e0a\u6d41\u30d2\u30e5\u30fc\u30ba\u306eI\u00b2t\u306e&lt; 25%\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044<\/li>\n<li><strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u4fdd\u8b77\uff1a<\/strong> \u30d2\u30e5\u30fc\u30ba\u306eI\u00b2t\u306f\u3001\u4fdd\u8b77\u5bfe\u8c61\u6a5f\u5668\u306e\u8010\u91cf\u5b9a\u683c\u3088\u308a\u5c0f\u3055\u304f\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044<\/li>\n<li><strong>\u30a2\u30fc\u30af\u30d5\u30e9\u30c3\u30b7\u30e5\u30a8\u30cd\u30eb\u30ae\u30fc:<\/strong> I\u00b2t\u304c\u4f4e\u3044\u307b\u3069\u3001\u30a2\u30fc\u30af\u30d5\u30e9\u30c3\u30b7\u30e5\u306e\u5371\u967a\u6027\u304c\u4f4e\u3044<\/li>\n<\/ol>\n<p><strong>\u4f8b<\/strong> 5,000 A\u00b2s\u306e\u8010\u91cf\u5b9a\u683c\u3092\u6301\u3064IGBT\u3092\u4fdd\u8b77\u3059\u308b\u306b\u306f\u3001I\u00b2t\u3092\u6301\u3064\u534a\u5c0e\u4f53\u30d2\u30e5\u30fc\u30ba\u304c\u5fc5\u8981 \u6700\u5927\u6545\u969c\u96fb\u6d41\u3067\u306e\u6a19\u6e96\u30d2\u30e5\u30fc\u30ba 10,000 A\u00b2s\u306e\u5834\u5408\u3001\u906e\u65ad\u524d\u306bIGBT\u304c\u7834\u58ca\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n<h3>Q6: \u7523\u696d\u7528\u5236\u5fa1\u76e4\u3067\u81ea\u52d5\u8eca\u7528\u30d6\u30ec\u30fc\u30c9\u30d2\u30e5\u30fc\u30ba\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b?<\/h3>\n<p><strong>\u63a8\u5968\u3055\u308c\u307e\u305b\u3093\u3002.<\/strong> \u3069\u3061\u3089\u3082\u30d2\u30e5\u30fc\u30ba\u3067\u3059\u304c\u3001\u7570\u306a\u308b\u74b0\u5883\u5411\u3051\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<table border=\"1\" style=\"border-collapse: collapse; width: 100%; margin-bottom: 20px;\">\n<thead style=\"background-color: #f8f9fa;\">\n<tr>\n<th style=\"padding: 8px;\">\u30d1\u30e9\u30e1\u30fc\u30bf<\/th>\n<th style=\"padding: 8px;\">\u81ea\u52d5\u8eca\u7528\u30d6\u30ec\u30fc\u30c9<\/th>\n<th style=\"padding: 8px;\">\u7523\u696d\u7528\u30ab\u30fc\u30c8\u30ea\u30c3\u30b8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u5b9a\u683c\u96fb\u5727<\/strong><\/td>\n<td style=\"padding: 8px;\">\u6700\u592732V DC<\/td>\n<td style=\"padding: 8px;\">250V\uff5e1000V AC\/DC<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u906e\u65ad\u5bb9\u91cf<\/strong><\/td>\n<td style=\"padding: 8px;\">1kA\uff5e2kA<\/td>\n<td style=\"padding: 8px;\">10kA\uff5e120kA<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u74b0\u5883\u5b9a\u683c<\/strong><\/td>\n<td style=\"padding: 8px;\">\u81ea\u52d5\u8eca (\u632f\u52d5\u3001\u6e29\u5ea6)<\/td>\n<td style=\"padding: 8px;\">\u7523\u696d (IP \u7b49\u7d1a\u3001\u6c5a\u67d3\u5ea6)<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u898f\u683c<\/strong><\/td>\n<td style=\"padding: 8px;\">SAE J1284\u3001ISO 8820<\/td>\n<td style=\"padding: 8px;\">IEC 60269\u3001UL 248<\/td>\n<\/tr>\n<tr>\n<td style=\"padding: 8px;\"><strong>\u8a8d\u8a3c<\/strong><\/td>\n<td style=\"padding: 8px;\">\u7523\u696d\u7528\u3068\u3057\u3066\u306fUL\/CE\u8a8d\u8a3c\u3055\u308c\u3066\u3044\u307e\u305b\u3093<\/td>\n<td style=\"padding: 8px;\">UL\/CE\/IEC \u8a8d\u8a3c\u6e08\u307f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u7523\u696d\u7528\u5236\u5fa1\u76e4\u306b\u306f\u4ee5\u4e0b\u304c\u5fc5\u8981\u3067\u3059 <strong>IEC 60269 \u307e\u305f\u306f UL 248 \u8a8d\u8a3c\u30d2\u30e5\u30fc\u30ba<\/strong> \u8a2d\u7f6e\u5834\u6240\u306e\u4e88\u60f3\u3055\u308c\u308b\u6545\u969c\u96fb\u6d41\u306b\u5bfe\u3057\u3066\u5341\u5206\u306a\u906e\u65ad\u5bb9\u91cf\u3092\u5099\u3048\u3066\u3044\u308b\u3053\u3068\u3002\u81ea\u52d5\u8eca\u7528\u30d2\u30e5\u30fc\u30ba\u306f\u3001\u8eca\u4e21\u306e\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u3067\u306e\u307f\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002. <a href=\"https:\/\/test.viox.com\/ja\/control-panels-understanding-control-panel-components\/\">\u53c2\u8003<\/a><\/p>\n<h3>Q7: \u30d2\u30e5\u30fc\u30ba\u304c\u5207\u308c\u3066\u3044\u306a\u304f\u3066\u3082\u3001\u3069\u306e\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u4ea4\u63db\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304b?<\/h3>\n<p><strong>\u30d2\u30e5\u30fc\u30ba\u306b\u306f\u56fa\u5b9a\u306e\u4ea4\u63db\u9593\u9694\u306f\u3042\u308a\u307e\u305b\u3093<\/strong> \u4f5c\u52d5\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u3002\u305f\u3060\u3057\u3001\u5b9a\u671f\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u4e2d\u306b\u30d2\u30e5\u30fc\u30ba\u3092\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li><strong>\u76ee\u8996\u691c\u67fb\uff1a<\/strong> \u5909\u8272\u3001\u8150\u98df\u3001\u307e\u305f\u306f\u6a5f\u68b0\u7684\u640d\u50b7\u306b\u3064\u3044\u3066\u6bce\u5e74<\/li>\n<li><strong>\u63a5\u89e6\u62b5\u6297\uff1a<\/strong> \u30de\u30a4\u30af\u30ed\u30aa\u30fc\u30e0\u30e1\u30fc\u30bf\u30fc\u3092\u4f7f\u7528\u3057\u30662\uff5e3\u5e74\u3054\u3068 (\u4ee5\u4e0b\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059 &lt; 0.001\u03a9)<\/li>\n<li><strong>\u30b5\u30fc\u30e2\u30b0\u30e9\u30d5\u30a3\u30fc:<\/strong> \u63a5\u89e6\u4e0d\u826f\u3092\u793a\u3059\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u3092\u691c\u51fa\u3059\u308b\u305f\u3081\u306b\u6bce\u5e74<\/li>\n<li><strong>\u6545\u969c\u906e\u65ad\u5f8c:<\/strong> \u4f5c\u52d5\u3057\u305f\u30d2\u30e5\u30fc\u30ba\u306f\u5fc5\u305a\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044<\/li>\n<li><strong>\u74b0\u5883\u3078\u306e\u66b4\u9732:<\/strong> \u8150\u98df\u6027\u3001\u9ad8\u6e29\u3001\u307e\u305f\u306f\u9ad8\u632f\u52d5\u74b0\u5883\u3067\u306f\u3001\u3088\u308a\u983b\u7e41\u306a\u691c\u67fb<\/li>\n<\/ul>\n<p>\u6b21\u306e\u5834\u5408\u306f\u3001\u30d2\u30e5\u30fc\u30ba\u3092\u76f4\u3061\u306b\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<ul>\n<li>\u63a5\u89e6\u62b5\u6297\u304c\u30e1\u30fc\u30ab\u30fc\u306e\u4ed5\u69d8\u3092\u8d85\u3048\u3066\u3044\u308b<\/li>\n<li>\u30b5\u30fc\u30e2\u30b0\u30e9\u30d5\u30a3\u30fc\u3067\u5468\u56f2\u6e29\u5ea6\u3088\u308a &gt; 10\u00b0C \u306e\u6e29\u5ea6\u4e0a\u6607\u304c\u898b\u3089\u308c\u308b<\/li>\n<li>\u904e\u71b1\u306e\u8996\u899a\u7684\u306a\u5146\u5019 (\u5909\u8272\u3001\u30db\u30eb\u30c0\u30fc\u306e\u6eb6\u89e3)<\/li>\n<li>\u6545\u969c\u52d5\u4f5c\u5f8c (\u30d2\u30e5\u30fc\u30ba\u306f\u4f7f\u3044\u6368\u3066\u30c7\u30d0\u30a4\u30b9\u3067\u3059)<\/li>\n<\/ul>\n<h3>Q8: \u901f\u65ad\u578b\u30d2\u30e5\u30fc\u30ba\u3068\u30bf\u30a4\u30e0\u30c7\u30a3\u30ec\u30a4\u30d2\u30e5\u30fc\u30ba\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b?\u307e\u305f\u3001\u305d\u308c\u305e\u308c\u3092\u3044\u3064\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304b?<\/h3>\n<p><strong>\u901f\u65ad\u578b (F) \u30d2\u30e5\u30fc\u30ba<\/strong> \u904e\u96fb\u6d41\u6642\u306b\u8fc5\u901f\u306b\u906e\u65ad\u3057\u3001\u9ad8\u611f\u5ea6\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u5fdc\u7b54\uff1a<\/strong> \u5b9a\u683c\u96fb\u6d41\u306e10\u500d\u30670.001\uff5e0.01\u79d2<\/li>\n<li><strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong> \u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u3001\u534a\u5c0e\u4f53\u3001\u7a81\u5165\u96fb\u6d41\u306e\u306a\u3044\u9ad8\u611f\u5ea6\u6a5f\u5668<\/li>\n<li><strong>I\u00b2t\u5024:<\/strong> 100-1,000 A\u00b2s<\/li>\n<\/ul>\n<p><strong>\u30bf\u30a4\u30e0\u30c7\u30a3\u30ec\u30a4 (T) \u30d2\u30e5\u30fc\u30ba<\/strong> \u4e00\u6642\u7684\u306a\u904e\u8ca0\u8377 (\u30e2\u30fc\u30bf\u30fc\u306e\u59cb\u52d5\u3001\u30c8\u30e9\u30f3\u30b9\u306e\u7a81\u5165) \u3092\u8a31\u5bb9\u3057\u307e\u3059\u3002<\/p>\n<ul>\n<li><strong>\u5fdc\u7b54\uff1a<\/strong> \u5b9a\u683c\u96fb\u6d41\u306e5\u500d\u30670.1\uff5e10\u79d2\u3067\u3059\u304c\u3001\u9ad8\u3044\u6545\u969c\u96fb\u6d41\u3067\u3082\u9ad8\u901f\u3067\u3059<\/li>\n<li><strong>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong> \u30e2\u30fc\u30bf\u30fc\u3001\u30c8\u30e9\u30f3\u30b9\u3001\u30b3\u30f3\u30c7\u30f3\u30b5\u30fc\u3001\u3042\u3089\u3086\u308b\u8a98\u5c0e\u8ca0\u8377<\/li>\n<li><strong>I\u00b2t\u5024:<\/strong> 10,000-100,000 A\u00b2s<\/li>\n<\/ul>\n<p><strong>\u9078\u629e\u30eb\u30fc\u30eb:<\/strong> \u6b21\u306e\u8ca0\u8377\u306b\u306f\u30bf\u30a4\u30e0\u30c7\u30a3\u30ec\u30a4\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044 <strong>\u7a81\u5165\u96fb\u6d41 &gt; \u5b9a\u5e38\u72b6\u614b\u306e5\u500d<\/strong>, \u7a81\u5165\u96fb\u6d41\u304c\u6700\u5c0f\u9650\u306e\u8ca0\u8377\u306b\u306f\u901f\u65ad\u578b\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002 \u8ff7\u3063\u305f\u5834\u5408\u306f\u3001\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc\u306e\u4ed5\u69d8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002. <a href=\"https:\/\/www.linksemicon.com\/blog\/types-of-fuses\/\" rel=\"nofollow noopener\" target=\"_blank\">\u53c2\u8003<\/a><\/p>\n<hr>\n<h2>\u7d50\u8ad6: \u9069\u5207\u306a\u30d2\u30e5\u30fc\u30ba\u9078\u629e\u306b\u3088\u308b\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u4fdd\u8b77\u306e\u8a2d\u8a08<\/h2>\n<p>\u96fb\u6c17\u30d2\u30e5\u30fc\u30ba\u306f\u300112V\u306e\u81ea\u52d5\u8eca\u30b7\u30b9\u30c6\u30e0\u304b\u308933kV\u306e\u914d\u96fb\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u307e\u3067\u3001\u5e45\u5e83\u3044\u7528\u9014\u306b\u304a\u3044\u3066\u3001\u6700\u3082\u8cbb\u7528\u5bfe\u52b9\u679c\u304c\u9ad8\u304f\u3001\u4fe1\u983c\u6027\u304c\u9ad8\u304f\u3001\u5fdc\u7b54\u901f\u5ea6\u306e\u901f\u3044\u904e\u96fb\u6d41\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3067\u3059\u3002\u305d\u306e\u57fa\u672c\u7684\u306a\u5229\u70b9\u306f\u2014<strong>0.002\u301c0.004\u79d2\u3068\u3044\u3046\u8d85\u9ad8\u901f\u5fdc\u7b54\u6642\u9593<\/strong>\u2014\u3067\u3042\u308a\u3001\u3053\u308c\u306b\u3088\u308a\u3001\u654f\u611f\u306a\u534a\u5c0e\u4f53\u306e\u4fdd\u8b77\u3001\u9078\u629e\u7684\u306a\u6545\u969c\u5206\u96e2\u306e\u8abf\u6574\u3001\u304a\u3088\u3073\u7523\u696d\u65bd\u8a2d\u306b\u304a\u3051\u308b\u30a2\u30fc\u30af\u30d5\u30e9\u30c3\u30b7\u30e5\u30cf\u30b6\u30fc\u30c9\u306e\u6700\u5c0f\u5316\u306b\u4e0d\u53ef\u6b20\u306a\u3082\u306e\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002.<\/p>\n<p><strong>\u30d7\u30ed\u306b\u3088\u308b\u9078\u5b9a\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a<\/strong><\/p>\n<ul>\n<li><strong>\u6b63\u78ba\u306b\u8a08\u7b97\u3059\u308b\uff1a<\/strong> \u62b5\u6297\u8ca0\u8377\u306b\u306f1.25\u500d\u3001\u30e2\u30fc\u30bf\u30fc\u306b\u306f1.5\u301c2.0\u500d\u306e\u4fc2\u6570\u3092\u4f7f\u7528\u3057\u3001I\u00b2t\u5354\u8abf\u3092\u78ba\u8a8d\u3059\u308b<\/li>\n<li><strong>\u6b63\u3057\u304f\u6307\u5b9a\u3059\u308b\uff1a<\/strong> \u30d2\u30e5\u30fc\u30ba\u306e\u7a2e\u985e\uff08AC\/DC\uff09\u3001\u96fb\u5727\u5b9a\u683c\u3001\u906e\u65ad\u5bb9\u91cf\u3001\u304a\u3088\u3073\u6642\u9593\u96fb\u6d41\u7279\u6027\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u5408\u308f\u305b\u308b<\/li>\n<li><strong>\u9069\u5207\u306b\u8a2d\u7f6e\u3059\u308b\uff1a<\/strong> \u9069\u5207\u306a\u63a5\u89e6\u5727\u529b\u3001\u6b63\u3057\u3044\u6975\u6027\u3001\u304a\u3088\u3073\u74b0\u5883\u4fdd\u8b77\u3092\u78ba\u4fdd\u3059\u308b<\/li>\n<li><strong>\u4f53\u7cfb\u7684\u306b\u8abf\u6574\u3059\u308b\uff1a<\/strong> I\u00b2t\u66f2\u7dda\u3092\u4f7f\u7528\u3057\u3066\u3001\u4e0a\u6d41\/\u4e0b\u6d41\u30c7\u30d0\u30a4\u30b9\u3068\u306e\u9078\u629e\u6027\u3092\u691c\u8a3c\u3059\u308b<\/li>\n<li><strong>\u5b9a\u671f\u7684\u306b\u4fdd\u5b88\u3059\u308b\uff1a<\/strong> \u63a5\u70b9\u306e\u691c\u67fb\u3001\u62b5\u6297\u306e\u6e2c\u5b9a\u3001\u71b1\u753b\u50cf\u3092\u4f7f\u7528\u3057\u3066\u52a3\u5316\u3092\u691c\u51fa\u3059\u308b<\/li>\n<\/ul>\n<p><strong>\u4fdd\u8b77\u306e\u4fe1\u983c\u6027\u304c\u91cd\u8981\u306a\u5834\u5408\uff1a<\/strong><\/p>\n<p>\u9069\u5207\u306a\u30d2\u30e5\u30fc\u30ba\u9078\u5b9a\u3068\u4e0d\u9069\u5207\u306a\u30d2\u30e5\u30fc\u30ba\u9078\u5b9a\u306e\u9055\u3044\u306f\u3001\u8ca0\u8377\u7279\u6027\u3001\u6545\u969c\u96fb\u6d41\u30ec\u30d9\u30eb\u3001\u304a\u3088\u3073\u30d2\u30e5\u30fc\u30ba\u306eI\u00b2t\u66f2\u7dda\u306e\u95a2\u4fc2\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306b\u304b\u304b\u3063\u3066\u3044\u307e\u3059\u3002\u73fe\u4ee3\u306e\u96fb\u6c17\u30b7\u30b9\u30c6\u30e0\u2014 <a href=\"https:\/\/test.viox.com\/ja\/what-is-a-pv-combiner-box-and-why-your-solar-system-cant-function-without-one\/\">\u592a\u967d\u5149\u767a\u96fb\u8a2d\u5099<\/a> \u3078\u306e <a href=\"https:\/\/test.viox.com\/ja\/control-panels-understanding-control-panel-components\/\">\u7523\u696d\u7528\u30e2\u30fc\u30bf\u30fc\u5236\u5fa1\u30bb\u30f3\u30bf\u30fc<\/a>\u2014\u306f\u3001\u9069\u5207\u306b\u9078\u629e\u3055\u308c\u305f\u30d2\u30e5\u30fc\u30ba\u306e\u307f\u304c\u63d0\u4f9b\u3067\u304d\u308b\u6b63\u78ba\u306a\u4fdd\u8b77\u5354\u8abf\u3092\u5fc5\u8981\u3068\u3057\u307e\u3059\u3002.<\/p>\n<p>VIOX Electric\u306e\u5305\u62ec\u7684\u306a\u7bc4\u56f2\u306e <a href=\"https:\/\/test.viox.com\/ja\/what-is-a-high-rupturing-capacity-hrc-fuse\/\">HRC\u30d2\u30e5\u30fc\u30ba<\/a>, <a href=\"https:\/\/test.viox.com\/ja\/the-complete-guide-to-fuse-holders\/\">\u30d2\u30e5\u30fc\u30ba\u30db\u30eb\u30c0\u30fc<\/a>\u305d\u3057\u3066 <a href=\"https:\/\/test.viox.com\/ja\/types-of-circuit-breakers\/\">\u7523\u696d\u7528\u56de\u8def\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9<\/a> \u306f\u3001\u4e16\u754c\u4e2d\u306e\u8981\u6c42\u306e\u53b3\u3057\u3044\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5411\u3051\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u5f53\u793e\u306e\u6280\u8853\u30b5\u30dd\u30fc\u30c8\u30c1\u30fc\u30e0\u306f\u3001\u8907\u96d1\u306a\u4fdd\u8b77\u5354\u8abf\u3001\u30d2\u30e5\u30fc\u30ba\u9078\u5b9a\u3001\u304a\u3088\u3073\u30b7\u30b9\u30c6\u30e0\u8a2d\u8a08\u306b\u95a2\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u56fa\u6709\u306e\u30ac\u30a4\u30c0\u30f3\u30b9\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002.<\/p>\n<p><strong>\u96fb\u6c17\u4fdd\u8b77\u8981\u4ef6\u306b\u95a2\u3059\u308b\u6280\u8853\u7684\u306a\u76f8\u8ac7\u306b\u3064\u3044\u3066\u306f\u3001VIOX Electric\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30c1\u30fc\u30e0\u306b\u304a\u554f\u3044\u5408\u308f\u305b\u3044\u305f\u3060\u304f\u304b\u3001\u4ee5\u4e0b\u306e\u60c5\u5831\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002 <a href=\"https:\/\/test.viox.com\/ja\/\">\u5b8c\u5168\u306a\u7523\u696d\u7528\u96fb\u6c17\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/a>.<\/strong><\/p>\n<hr>\n<h3>\u95a2\u9023\u3059\u308b\u6280\u8853\u30ea\u30bd\u30fc\u30b9\uff1a<\/h3>\n<ul>\n<li><a href=\"https:\/\/test.viox.com\/ja\/what-is-the-difference-between-fuse-and-circuit-breaker\/\">\u30d2\u30e5\u30fc\u30ba\u3068\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u9055\u3044\u306f\u4f55\u3067\u3059\u304b\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/fuse-vs-mcb-response-time\/\">\u30d2\u30e5\u30fc\u30ba\u3068MCB\u306e\u5fdc\u7b54\u6642\u9593\u6bd4\u8f03<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/what-is-a-high-rupturing-capacity-hrc-fuse\/\">\u9ad8\u906e\u65ad\u5bb9\u91cf\uff08HRC\uff09\u30d2\u30e5\u30fc\u30ba\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/the-complete-guide-to-fuse-holders\/\">\u30d2\u30e5\u30fc\u30ba\u30db\u30eb\u30c0\u30fc\u306e\u5b8c\u5168\u30ac\u30a4\u30c9<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/ac-fuse-vs-dc-fuse\/\">AC\u30d2\u30e5\u30fc\u30ba\u3068DC\u30d2\u30e5\u30fc\u30ba\uff1a\u91cd\u8981\u306a\u9055\u3044<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/dc-circuit-breaker-vs-fuse\/\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u5411\u3051\u306eDC\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u3068\u30d2\u30e5\u30fc\u30ba<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/how-to-properly-fuse-a-solar-photovoltaic-system\/\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u3092\u9069\u5207\u306b\u30d2\u30e5\u30fc\u30ba\u3059\u308b\u65b9\u6cd5<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/solar-pv-fuse-requirements-nec-690-9-parallel-strings\/\">\u592a\u967d\u5149\u767a\u96fb\u30d2\u30e5\u30fc\u30ba\u306e\u8981\u4ef6\uff1aNEC 690.9 \u4e26\u5217\u30b9\u30c8\u30ea\u30f3\u30b0<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/understanding-trip-curves\/\">\u56de\u8def\u906e\u65ad\u5668\u306e\u30c8\u30ea\u30c3\u30d7\u30ab\u30fc\u30d6\u306e\u7406\u89e3<\/a><\/li>\n<li><a href=\"https:\/\/test.viox.com\/ja\/types-of-circuit-breakers\/\">\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u7a2e\u985e\uff1a\u5b8c\u5168\u30ac\u30a4\u30c9<\/a><\/li>\n<\/ul>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>Direct Answer: What is an Electrical Fuse and Why Does It Matter? An electrical fuse is a sacrificial overcurrent protection device containing a metal element that melts when excessive current flows through it, automatically breaking the circuit to prevent equipment damage, fire hazards, and electrical system failures. Unlike resettable circuit breakers, fuses provide faster response times (0.002-0.004 seconds) and are non-reusable, making them ideal for protecting sensitive electronics, industrial machinery, and high-voltage systems where rapid fault isolation is critical. For engineers specifying protection devices, fuses offer three key advantages: ultra-fast interruption during short circuits, precise current-limiting characteristics for semiconductor protection, and cost-effective reliability in applications ranging from 32V automotive systems [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":21472,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-21471","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\/21471","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=21471"}],"version-history":[{"count":1,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts\/21471\/revisions"}],"predecessor-version":[{"id":21473,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/posts\/21471\/revisions\/21473"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/media\/21472"}],"wp:attachment":[{"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/media?parent=21471"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/categories?post=21471"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/test.viox.com\/ja\/wp-json\/wp\/v2\/tags?post=21471"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}