{"id":262,"date":"2026-08-22T02:34:15","date_gmt":"2026-08-21T18:34:15","guid":{"rendered":"https:\/\/q8bbzjnpm5.wpdns.site\/?p=262"},"modified":"2026-08-29T23:43:37","modified_gmt":"2026-08-29T15:43:37","slug":"analysis-of-key-points-in-transformer-selection-under-different-working-conditions-in-the-industrial-field","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ja\/news\/analysis-of-key-points-in-transformer-selection-under-different-working-conditions-in-the-industrial-field\/","title":{"rendered":"\u5de5\u696d\u5206\u91ce\u306b\u304a\u3051\u308b\u7570\u306a\u308b\u4f5c\u696d\u6761\u4ef6\u4e0b\u3067\u306e\u5909\u5727\u5668\u9078\u5b9a\u306b\u304a\u3051\u308b\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u306e\u5206\u6790"},"content":{"rendered":"<p>\u4e2d\u6771\u306b\u4f4d\u7f6e\u3059\u308b\u30bb\u30e1\u30f3\u30c8\u5de5\u5834\u3067\u30011,250 kVA\u306e\u5909\u5727\u5668\u306e\u8a2d\u7f6e\u304b\u30899\u304b\u6708\u5f8c\u306b\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u969b\u3001\u8abf\u67fb\u8005\u305f\u3061\u306f\u6545\u969c\u306e\u8aac\u660e\u306b\u81f3\u308a\u307e\u3057\u305f\u3002\u5909\u5727\u5668\u306f\u30af\u30ea\u30fc\u30f3\u306a\u5c4b\u5185\u96fb\u6c17\u5ba4\u7528\u306b\u9078\u5b9a\u3055\u308c\u305f\u304c\u3001\u5b9f\u969b\u306b\u306f\u30aa\u30fc\u30d7\u30f3\u30eb\u30fc\u30e0\u306b\u8a2d\u7f6e\u3055\u308c\u3001\u5fae\u7d30\u306a\u30bb\u30e1\u30f3\u30c8\u7c89\u5875\u304c\u51b7\u5374\u30ea\u30d6\u3092\u585e\u304e\u3001\u5909\u5727\u5668\u3092\u53d6\u308a\u5dfb\u304f\u74b0\u5883\u306f\u6691\u304f\u3001\u590f\u306b\u306f52\u00b0C\u306b\u9054\u3057\u3001\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u66f2\u7dda\u306b\u3088\u308b\u4e0a\u9650\u306f40\u00b0C\u3068\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u305d\u306e\u7d50\u679c\u3001\u975e\u5e38\u306b\u9ad8\u6e29\u306b\u3055\u3089\u3055\u308c\u305f\u305f\u3081\u3001\u7d76\u7e01\u4f53\u306f\u610f\u56f3\u3057\u305f\u3088\u308a\u308210\u500d\u65e9\u304f\u52a3\u5316\u3057\u3001\u904e\u8ca0\u8377\u4fdd\u8b77\u306f\u554f\u984c\u3092\u691c\u51fa\u3067\u304d\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u96fb\u6d41\u30ec\u30d9\u30eb\u306f\u5b8c\u5168\u306b\u6b63\u5e38\u306b\u898b\u3048\u305f\u304b\u3089\u3067\u3059\u3002\u8ab0\u3082\u5909\u5727\u5668\u304c\u3055\u3089\u3055\u308c\u308b\u5de5\u696d\u7684\u306a\u4f5c\u696d\u6761\u4ef6\u3001\u3059\u306a\u308f\u3061\u7c89\u5875\u3001\u6e29\u5ea6\u3001\u6e7f\u5ea6\u3001\u632f\u52d5\u3001\u53ca\u3073\u9ad8\u8abf\u6ce2\u8ca0\u8377\u306e\u7279\u6027\u3092\u8003\u616e\u3057\u307e\u305b\u3093\u3067\u3057\u305f\u3002.<\/p>\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001\u7570\u306a\u308b\u7a2e\u985e\u306e\u5de5\u696d\u7684\u904b\u7528\u6761\u4ef6\u306b\u304a\u3051\u308b\u5909\u5727\u5668\u9078\u5b9a\u306b\u95a2\u3059\u308b\u57fa\u672c\u7684\u306a\u5074\u9762\u3092\u8a73\u3057\u304f\u898b\u3066\u3044\u304d\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u300110\u5e74\u307e\u305f\u306f10\u304b\u6708\u306e\u30b5\u30fc\u30d3\u30b9\u30e9\u30a4\u30d5\u306b\u5bc4\u4e0e\u3059\u308b\u74b0\u5883\u8981\u56e0\u304c\u542b\u307e\u308c\u307e\u3059\u3002.<\/p>\n<blockquote><p>\u5de5\u696d\u7528\u5909\u5727\u5668\u306e\u9078\u5b9a\u306f\u3001\u4f5c\u696d\u6761\u4ef6\u306b\u95a2\u9023\u3059\u308b5\u3064\u306e\u8981\u56e0\u3067\u52dd\u6557\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306f\uff081\uff09\u5468\u56f2\u6e29\u5ea6 \u2014 40\u00b0C\u3092\u8d85\u3048\u308b\u3054\u3068\u306b\u7d041.5%\u6e1b\u5c11\u3057\u307e\u3059\uff1b\uff082\uff09\u7c89\u5875\u3068\u6e7f\u6c17 \u2014 \u6975\u7aef\u306a\u6761\u4ef6\u306b\u306fIP44\u2013IP56\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002\uff083\uff09VFD\u304b\u3089\u306e\u9ad8\u8abf\u6ce2\u306f\u3001\u5909\u5727\u5668\u5185\u30675-10%\u306e\u71b1\u8ca0\u8377\u3092\u751f\u3058\u3001\u96fb\u6d41\u306eTHD\u306f20%\u3067\u3059\u3002\uff084\uff09\u5468\u56f2\u306e\u632f\u52d5\u3084\u885d\u6483\u304c\u5727\u6f70\u3084\u5727\u8feb\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\uff085\uff09\u30b9\u30bf\u30fc\u30c8\u30a2\u30c3\u30d7\u3092\u5fc5\u8981\u3068\u3059\u308b\u30b5\u30a4\u30af\u30eb\u904b\u8ee2\u3002.<\/p><\/blockquote>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-263\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Analysis-Of-Key-Points-In-Transformer-Selection-Under-Different-Working-Conditions-In-The-Industrial-Field.webp\" alt=\"\u5de5\u696d\u5206\u91ce\u306b\u304a\u3051\u308b\u7570\u306a\u308b\u4f5c\u696d\u6761\u4ef6\u4e0b\u3067\u306e\u5909\u5727\u5668\u9078\u5b9a\u306b\u304a\u3051\u308b\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u306e\u5206\u6790\" width=\"1448\" height=\"1086\" \/><\/p>\n<hr \/>\n<h2 id=\"industrial-specific\">\u5de5\u696d\u7528\u5909\u5727\u5668\u9078\u5b9a\u306e\u9055\u3044<\/h2>\n<p>\u5de5\u696d\u7528\u5909\u5727\u5668\u306f\u3001\u516c\u5171\u7528\u5909\u5727\u5668\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u53b3\u3057\u3044\u4ed5\u4e8b\u3092\u3057\u3066\u3044\u307e\u3059\u3002\u516c\u5171\u7528\u5909\u5727\u5668\u306f\u5236\u5fa1\u3055\u308c\u305f\u5ead\u306b\u3042\u308a\u3001\u9069\u5ea6\u306a\u8ca0\u8377\u3067\u904b\u8ee2\u3055\u308c\u307e\u3059\u304c\u3001\u5de5\u696d\u7528\u5909\u5727\u5668\u306f\u30af\u30e9\u30c3\u30b7\u30e3\u30fc\u3001\u7089\u3001\u307e\u305f\u306f\u5857\u88c5\u30d6\u30fc\u30b9\u306e\u96a3\u306b\u3042\u308a\u3001\u8ca0\u8377\u306f\u5e38\u306b\u5909\u52d5\u3057\u307e\u3059\u3002\u4f5c\u696d\u74b0\u5883\u306f\u3001\u901a\u5e38\u306ekVA\u8a08\u7b97\u3067\u306f\u8003\u616e\u3055\u308c\u306a\u3044\u30b9\u30c8\u30ec\u30b9\u3092\u3082\u305f\u3089\u3057\u307e\u3059\u3002.<\/p>\n<ul>\n<li>\u5468\u56f2\u6e29\u5ea6\uff1a\u30d7\u30ed\u30bb\u30b9\u30d7\u30e9\u30f3\u30c8\u306f\u3001\u7089\u3001\u30aa\u30fc\u30d6\u30f3\u3001\u5727\u7e2e\u6a5f\u306e\u96a3\u306745\u00b0\u304b\u308955\u00b0C\u306e\u9593\u3067\u904b\u8ee2\u3055\u308c\u307e\u3059\u3002.<\/li>\n<li>\u6c5a\u67d3\uff1a\u30bb\u30e1\u30f3\u30c8\u3001\u7c89\u3001\u7e4a\u7dad\u3001\u5316\u5b66\u7269\u8cea\u306e\u7159\u3001\u5869\u306a\u3069\u306e\u7c89\u5875\u306f\u3001\u7d76\u7e01\u6750\u6599\u3084\u51b7\u5374\u306e\u969c\u5bb3\u306b\u60aa\u5f71\u97ff\u3092\u53ca\u307c\u3057\u307e\u3059\u3002.<\/li>\n<li>\u9ad8\u8abf\u6ce2\uff1a\u3059\u3079\u3066\u306eVFD\u3068\u6574\u6d41\u5668\u304c\u5909\u5727\u5668\u306b15-40%\u306e\u9ad8\u8abf\u6ce2\u96fb\u6d41\u3092\u6ce8\u5165\u3057\u307e\u3059\u3002.<\/li>\n<li>\u6a5f\u68b0\u7684\u8ca0\u8377\uff1a\u30af\u30e9\u30c3\u30b7\u30e3\u30fc\u3084\u30d7\u30ec\u30b9\u304b\u3089\u306e\u632f\u52d5\u3001\u9244\u9053\u904b\u884c\u304c\u63a5\u7d9a\u306e\u7de9\u307f\u3084\u30b3\u30a2\u306e\u640d\u50b7\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002.<\/li>\n<li>\u30b5\u30a4\u30af\u30ea\u30c3\u30af\u8ca0\u8377\uff1a\u3059\u3079\u3066\u306e\u30d0\u30c3\u30c1\u30d7\u30ed\u30bb\u30b9\u306f\u3001\u6570\u5206\u306730%\u304b\u3089120%\u306e\u8ca0\u8377\u7bc4\u56f2\u3067\u30e6\u30cb\u30c3\u30c8\u3092\u904b\u8ee2\u3059\u308b\u3053\u3068\u3092\u542b\u307f\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u5404\u30d1\u30e9\u30e1\u30fc\u30bf\u306f\u3001\u4ed5\u69d8\u3092\u7570\u306a\u308b\u65b9\u6cd5\u3067\u30b7\u30d5\u30c8\u3055\u305b\u307e\u3059\u3002\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u306e\u8ab2\u984c\u306f\u3001\u6b63\u78ba\u306a\u7528\u9014\u306b\u5bfe\u3059\u308b\u6700\u3082\u91cd\u8981\u306a\u4f5c\u696d\u6761\u4ef6\u3092\u898b\u3064\u3051\u51fa\u3057\u3001\u305d\u308c\u306b\u57fa\u3065\u3044\u3066\u8a2d\u8a08\u3092\u6c7a\u5b9a\u3055\u305b\u308b\u3053\u3068\u3067\u3059\u3002\u305d\u3046\u3067\u306a\u3051\u308c\u3070\u3001\u30af\u30ea\u30fc\u30f3\u30eb\u30fc\u30e0\u30c8\u30e9\u30f3\u30b9\u3092\u7802\u5d50\u306e\u4e2d\u3067\u4f7f\u7528\u3059\u308b\u969b\u306e\u30bb\u30e1\u30f3\u30c8\u5de5\u5834\u306e\u554f\u984c\u306e\u3088\u3046\u306a\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n<h2 id=\"ambient-heat\">\u4f5c\u696d\u6761\u4ef6 1: \u9ad8\u6e29\u74b0\u5883<\/h2>\n<p>\u30c8\u30e9\u30f3\u30b9\u306e\u4ed5\u69d8\u306f\u3001\u60f3\u5b9a\u3055\u308c\u308b\u6a19\u6e96\u74b0\u5883\u3092\u793a\u3057\u3066\u3044\u307e\u3059 \u2014 IEC 60076-1\u306b\u5f93\u3044\u3001\u5e74\u9593\u5e73\u5747\u306f30\u00b0C\u3068\u7406\u89e3\u3055\u308c\u3001\u6700\u5927\u306f40\u00b0C\u3068\u53d7\u3051\u5165\u308c\u3089\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u5024\u3092\u8d85\u3048\u308b\u6e29\u5ea6\u304c\u4e0a\u6607\u3059\u308b\u3068\u3001\u30c8\u30e9\u30f3\u30b9\u306e\u51b7\u5374\u80fd\u529b\u304c\u4f4e\u4e0b\u3057\u3001\u7d50\u679c\u3068\u3057\u3066\u306e\u6e29\u5ea6\u4e0a\u6607\u306f\u6700\u3082\u9ad8\u3044\u30b9\u30dd\u30c3\u30c8\u6e29\u5ea6\u306b\u76f4\u63a5\u52a0\u7b97\u3055\u308c\u307e\u3059\u3002\u5b9f\u969b\u306e\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u306f\u300140\u00b0C\u306e\u74b0\u5883\u6e29\u5ea6\u3092\u8d85\u3048\u308b\u6bce\u5ea61\u20131.5%\u306e\u5b9a\u683ckVA\u306b\u5bfe\u3057\u3066\u884c\u308f\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u300150\u00b0C\u306e\u74b0\u5883\u6e29\u5ea6\u3067\u306f\u30011,000 kVA\u306e\u30c8\u30e9\u30f3\u30b9\u304c\u7d0410\u201315%\u306e\u96fb\u529b\u3092\u5931\u3046\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\uff08\u5b9f\u8cea\u7684\u306b\u306f850\u2013900 kVA\u306e\u96fb\u529b\u3092\u6301\u3064\u30c8\u30e9\u30f3\u30b9\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\uff09\u3002.<\/p>\n<p>\u71b1\u7269\u7406\u5b66\u306e\u89b3\u70b9\u304b\u3089\u898b\u308b\u3068\u3001\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8\u6e29\u5ea6\u304c6\u20138\u00b0C\u4e0a\u6607\u3059\u308b\u3068\u7d76\u7e01\u4f53\u306e\u5bff\u547d\u306f\u534a\u5206\u306b\u6e1b\u5c11\u3057\u307e\u3059\uff08\u30a2\u30ec\u30cb\u30a6\u30b9\u30e2\u30c7\u30eb\u306b\u3088\u308b\uff09\u300250\u00b0C\u306e\u74b0\u5883\u306765 K\u306e\u6e29\u5ea6\u4e0a\u6607\u3092\u6301\u3064\u30c8\u30e9\u30f3\u30b9\u306e\u6700\u3082\u9ad8\u3044\u30b9\u30dd\u30c3\u30c8\u306f\u3001\u52a0\u71b1\u3055\u308c\u308b\u3068\u7d04115\u2013125\u00b0C\u306b\u9054\u3057\u3001\u3053\u308c\u306b\u3088\u308a\u7d19\u7d76\u7e01\u4f53\u306e\u5bff\u547d\u304c\u6570\u5341\u5e74\u304b\u3089\u6570\u5e74\u306b\u77ed\u7e2e\u3055\u308c\u307e\u3059\u3002\u6691\u3044\u5929\u5019\u306e\u5834\u5408\u306f\u3001\u3088\u308a\u9ad8\u3044\u7d76\u7e01\u30af\u30e9\u30b9\u306e\u30c8\u30e9\u30f3\u30b9\uff08F\u30af\u30e9\u30b9\u306e\u4e7e\u5f0f\u7d76\u7e01 \u2014 155\u00b0C\uff09\u3092\u9078\u629e\u3059\u308b\u304b\u300165 K\u3067\u306f\u306a\u304f55 K\u306e\u6e29\u5ea6\u4e0a\u6607\u3092\u6301\u3064\u30e6\u30cb\u30c3\u30c8\u3092\u9078\u629e\u3057\u3001\u88fd\u9020\u4f1a\u793e\u304c\u8a2d\u8a08\u8a08\u7b97\u3067\u9069\u5207\u306a\u74b0\u5883\u3092\u4f7f\u7528\u3057\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u74b0\u5883\u6e29\u5ea6<\/th>\n<th>\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\uff08\u5178\u578b\u7684\uff09<\/th>\n<th>1,000 kVA\u30e6\u30cb\u30c3\u30c8\u306e\u6709\u52b9\u5bb9\u91cf<\/th>\n<th>\u63a8\u5968\u30a2\u30af\u30b7\u30e7\u30f3<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>30\u00b0C\uff08\u8a2d\u8a08\uff09<\/td>\n<td>\u306a\u3057<\/td>\n<td>1,000 kVA<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>40\u00b0C<\/td>\n<td>\u306a\u3057<\/td>\n<td>1,000 kVA<\/td>\n<td>\u2014<\/td>\n<\/tr>\n<tr>\n<td>45\u00b0C<\/td>\n<td>~5\u20138%<\/td>\n<td>920\u2013950 kVA<\/td>\n<td>\u4e00\u3064\u306e\u5b9a\u683c\u3092\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u3059\u308b\u304b\u3001\u63db\u6c17\u3092\u6539\u5584\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>50\u00b0C<\/td>\n<td>~10\u201315%<\/td>\n<td>850\u2013900 kVA<\/td>\n<td>55 K\u306e\u4e0a\u6607 \/ F\u30af\u30e9\u30b9\u306e\u7d76\u7e01\u3092\u6307\u5b9a\u3059\u308b<\/td>\n<\/tr>\n<tr>\n<td>55\u00b0C<\/td>\n<td>~15\u201322%<\/td>\n<td>780\u2013850 kVA<\/td>\n<td>\u5f37\u5236\u51b7\u5374\uff08ONAF\uff09\u307e\u305f\u306f\u79fb\u8a2d\u3092\u691c\u8a0e\u3059\u308b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u6700\u3082\u30b3\u30b9\u30c8\u52b9\u679c\u306e\u9ad8\u3044\u89e3\u6c7a\u7b56\u306f\u3001\u901a\u5e38\u306f\u3088\u308a\u5927\u304d\u306a\u30c8\u30e9\u30f3\u30b9\u3067\u306f\u306a\u304f\u3001\u63db\u6c17\u306e\u6539\u5584\u3067\u3059\u3002\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u30fc\u306b\u306f\u5f37\u5236\u7a7a\u6c17\u51b7\u5374\u3001\u65e5\u3088\u3051\u3092\u53d6\u308a\u4ed8\u3051\u3001\u30d7\u30ed\u30bb\u30b9\u30d2\u30fc\u30bf\u30fc\u304b\u3089\u96e2\u308c\u305f\u4f4d\u7f6e\u306b\u914d\u7f6e\u3059\u308b\u3053\u3068\u3067\u3001\u6570\u767e\u30c9\u30eb\u30675\u304b\u308915%\u306e\u52b9\u7387\u3092\u5411\u4e0a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h2 id=\"dust-moisture\">\u4f5c\u696d\u6761\u4ef6 2: \u5875\u3001\u6e7f\u5ea6\u3001IP\u4fdd\u8b77<\/h2>\n<p>\u6c5a\u308c\u306f\u30c8\u30e9\u30f3\u30b9\u306b\u5bfe\u3057\u3066\u4e8c\u3064\u306e\u3053\u3068\u3092\u884c\u3044\u307e\u3059\u3002\u307e\u305a\u3001\u51b7\u5374\u9762\u3092\u30d6\u30ed\u30c3\u30af\u3057\u307e\u3059\u3002\u6b21\u306b\u3001\u6fe1\u308c\u308b\u3068\u5c0e\u96fb\u6027\u306b\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u7d76\u7e01\u4f53\u3084\u30d6\u30c3\u30b7\u30f3\u30b0\u3092\u8d8a\u3048\u3066\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u3057\u3001\u30d5\u30e9\u30c3\u30b7\u30e5\u30aa\u30fc\u30d0\u30fc\u304c\u767a\u751f\u3059\u308b\u307e\u3067\u7d9a\u304f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002IEC 60529\u306b\u5f93\u3063\u3066\u3001\u3069\u306e\u3088\u3046\u306a\u4fdd\u8b77\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u304b\u3092\u77e5\u308b\u305f\u3081\u306eIP\u7b49\u7d1a\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u7b49\u7d1a\u306f\u7570\u306a\u308b\u7523\u696d\u74b0\u5883\u306b\u9069\u5408\u3057\u307e\u3059\u3002.<\/p>\n<ul>\n<li>IP21\u2013IP23\u306f\u3001\u30af\u30ea\u30fc\u30f3\u306a\u96fb\u6c17\u5ba4\u3001\u30aa\u30d5\u30a3\u30b9\u30b9\u30da\u30fc\u30b9\u3001\u8efd\u4f5c\u696d\u7528\u306e\u305f\u3081\u306e\u3082\u306e\u3067\u3059\u3002.<\/li>\n<li>IP44\u306f\u3001\u5c4b\u5185\u306e\u307b\u3053\u308a\u306e\u591a\u3044\u5834\u6240\u3067\u3001\u30b9\u30d7\u30ec\u30fc\u306e\u30ea\u30b9\u30af\u304c\u3042\u308b\u901a\u5e38\u306e\u751f\u7523\u7528\u3067\u3059\u3002.<\/li>\n<li>IP54\u306f\u3001\u5c4b\u5916\u30e6\u30cb\u30c3\u30c8\u7528\u3067\u3001\u307b\u3068\u3093\u3069\u306e\u30b1\u30fc\u30b9\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002.<\/li>\n<li>IP56\u306f\u6cbf\u5cb8\u5730\u57df\u3084\u6d17\u6d44\u5834\u6240\u306b\u9069\u7528\u3055\u308c\u3001\u98df\u54c1\u696d\u754c\u306e\u6d17\u6d44\u5834\u6240\u306b\u3082\u9069\u7528\u3055\u308c\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>IP\u7b49\u7d1a\u306f\u3001\u30bf\u30f3\u30af\u304c\u5bc6\u9589\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u6cb9-filled transformers\uff08\u30d6\u30c3\u30b7\u30f3\u30b0\u3001\u30b2\u30fc\u30b8\u3001\u30b3\u30f3\u30b6\u30fc\u30d0\u30fc\u3092\u542b\u3080\uff09\u306e\u30e6\u30cb\u30c3\u30c8\u306e\u90e8\u54c1\u3092\u30ab\u30d0\u30fc\u3057\u307e\u3059\u3002.<br \/>\n\u4e7e\u5f0f\u30c8\u30e9\u30f3\u30b9\u306e\u5834\u5408\u3001IP\u7b49\u7d1a\u306f\u91cd\u8981\u3067\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u5dfb\u7dda\u304c\u5468\u56f2\u306e\u7a7a\u6c17\u306b\u3055\u3089\u3055\u308c\u3066\u3044\u308b\u304b\u3089\u3067\u3059\u3002IP23\u306e\u6a39\u8102\u30c8\u30e9\u30f3\u30b9\u306f\u3001\u57c3\u306e\u591a\u3044\u30db\u30fc\u30eb\u3067\u6570\u5e74\u306e\u9593\u306b\u8868\u9762\u306b\u5c0e\u96fb\u6027\u306e\u57c3\u3092\u84c4\u7a4d\u3059\u308b\u305f\u3081\u3001IP44\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u30d6\u30ea\u30fc\u30b6\u30fc\u3068\u30b3\u30f3\u30b6\u30fc\u30d0\u30fc\u3082\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30b7\u30ea\u30ab\u30b2\u30eb\u30d6\u30ea\u30fc\u30b6\u30fc\u306f\u6e7f\u6c17\u306e\u591a\u3044\u6c17\u5019\u3067\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u304c\u5fc5\u8981\u3067\u3059\u304c\u3001\u30ac\u30b9\u5bc6\u5c01\u30b3\u30f3\u30b6\u30fc\u30d0\u30fc\u306f\u305d\u306e\u3088\u3046\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u5fc5\u8981\u3092\u6392\u9664\u3057\u307e\u3059\u3002.<\/p>\n<h2 id=\"harmonics\">\u4f5c\u696d\u6761\u4ef63\uff1a\u9ad8\u8abf\u6ce2\u3068\u975e\u7dda\u5f62\u8ca0\u8377<\/h2>\n<p>\u53ef\u5909\u5468\u6ce2\u6570\u30c9\u30e9\u30a4\u30d6\u3001\u6574\u6d41\u5668\u3001\u30a2\u30fc\u30af\u7089\u306f\u30d1\u30eb\u30b9\u3067\u96fb\u529b\u3092\u5f15\u304d\u51fa\u3057\u3001\u7d045\u6b21\u30017\u6b21\u300111\u6b21\u300113\u6b21\u306e\u5468\u6ce2\u6570\u3092\u6301\u3064\u9ad8\u8abf\u6ce2\u96fb\u6d41\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u9ad8\u8abf\u6ce2\u96fb\u6d41\u306f\u30c8\u30e9\u30f3\u30b9\u304c\u6d88\u8cbb\u3059\u308bRMS\u96fb\u529b\u3092\u5897\u52a0\u3055\u305b\u3001\u5dfb\u7dda\u5185\u306e\u6e26\u96fb\u6d41\u640d\u5931\u3092\u5897\u52a0\u3055\u305b\uff08\u640d\u5931\u306f\u5468\u6ce2\u6570\u306e\u4e8c\u4e57\u306b\u6bd4\u4f8b\u3057\u3066\u5897\u52a0\uff09\u3001\u30ef\u30a4\u7d50\u5408\u30b7\u30b9\u30c6\u30e0\u306e\u4e2d\u6027\u5c0e\u4f53\u3092\u6d41\u308c\u308b\u96fb\u6d41\u3092\u5897\u52a0\u3055\u305b\u307e\u3059\u3002IEC 60076-1\u304a\u3088\u3073IEEE C57.110\u306f\u3001\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u5b9f\u65bd\u65b9\u6cd5\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\uff1a20%\u306e\u7dcf\u9ad8\u8abf\u6ce2\u6b6a\uff08THD\uff09\u3092\u751f\u6210\u3059\u308b\u30e6\u30cb\u30c3\u30c8\u306f\u30015%\u3067\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u300110%\u306b\u306a\u308a\u307e\u3059\u3002.<\/p>\n<p>\u5b9f\u969b\u306b\u306f\u3069\u3046\u3044\u3046\u610f\u5473\u3067\u3059\u304b\uff1f1000 kVA\u306b\u5b9a\u683c\u3055\u308c\u305f\u96fb\u529b\u30c8\u30e9\u30f3\u30b9\u304cVFD\u3092\u4f9b\u7d66\u3057\u3001THD\u304c25%\u306e\u5834\u5408\u3001900-950 kVA\u306e\u30c8\u30e9\u30f3\u30b9\u3068\u3057\u3066\u52d5\u4f5c\u3057\u307e\u3059\u3002\u91cd\u3044\u975e\u7dda\u5f62\u8ca0\u8377\u306b\u5bfe\u51e6\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u30c8\u30e9\u30f3\u30b9\u306eK\u30d5\u30a1\u30af\u30bf\u30fc\uff08IEEE C57.110\uff09\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002K-13\u307e\u305f\u306fK-20\u306e\u5b9a\u683c\u3092\u6301\u3064\u30e6\u30cb\u30c3\u30c8\u306f\u3001\u6e26\u96fb\u6d41\u306b\u3088\u308b\u904e\u5270\u306a\u52a0\u71b1\u306b\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u4f4e\u3044\u5b9a\u683c\u306e\u3082\u306e\u306f\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u306e\u5f71\u97ff\u3092\u53d7\u3051\u307e\u3059\u3002\u4ee3\u308f\u308a\u306b\u3001\u9ad8\u8abf\u6ce2\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u8a2d\u7f6e\u3059\u308b\u304b\u3001\u3088\u308a\u9ad8\u3044K\u30d5\u30a1\u30af\u30bf\u30fc\u3092\u6301\u3064\u30c8\u30e9\u30f3\u30b9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u73fe\u5728\u306eTHD<\/th>\n<th>\u63a8\u5968\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0<\/th>\n<th>\u9069\u5207\u306a\u30c8\u30e9\u30f3\u30b9\u8a2d\u8a08<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>&lt; 5%<\/td>\n<td>\u306a\u3057<\/td>\n<td>\u6a19\u6e96\u30e6\u30cb\u30c3\u30c8<\/td>\n<\/tr>\n<tr>\n<td>5\u201315%<\/td>\n<td>3\u20138%<\/td>\n<td>\u6a19\u6e96\u30e6\u30cb\u30c3\u30c8\u3001\u8ca0\u8377\u306b\u6ce8\u610f<\/td>\n<\/tr>\n<tr>\n<td>15\u201330%<\/td>\n<td>8\u201315%<\/td>\n<td>K-13\u5b9a\u683c\u307e\u305f\u306f\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u8ffd\u52a0<\/td>\n<\/tr>\n<tr>\n<td>30\u201350%<\/td>\n<td>15\u201325%<\/td>\n<td>K-20\u5b9a\u683c\u30d7\u30e9\u30b9\u30d5\u30a3\u30eb\u30bf\u30fc<\/td>\n<\/tr>\n<tr>\n<td>&gt; 50%\uff08\u30a2\u30fc\u30af\u7089\uff09<\/td>\n<td>\u7279\u6b8a\u8a2d\u8a08<\/td>\n<td>\u5c02\u7528\u7089\u30c8\u30e9\u30f3\u30b9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-264\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Working-Condition-1-5.webp\" alt=\"\u4f5c\u696d\u6761\u4ef6 1-5\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"vibration\">\u4f5c\u696d\u6761\u4ef6 4: \u632f\u52d5\u3068\u6a5f\u68b0\u7684\u30b9\u30c8\u30ec\u30b9<\/h2>\n<p>\u30af\u30e9\u30c3\u30b7\u30e3\u30fc\u3001\u30d7\u30ec\u30b9\u3001\u30b9\u30bf\u30f3\u30d4\u30f3\u30b0\u30e9\u30a4\u30f3\u306a\u3069\u306e\u6a5f\u68b0\u306f\u3001\u5909\u5727\u5668\u306b\u5bfe\u3057\u3066\u7d99\u7d9a\u7684\u306a\u632f\u52d5\u3068\u6642\u6298\u306e\u885d\u6483\u3092\u767a\u751f\u3055\u305b\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u632f\u52d5\u306e\u5f71\u97ff\u306f\u7d2f\u7a4d\u7684\u3067\u3042\u308a\u3001\u53d6\u308a\u4ed8\u3051\u30dc\u30eb\u30c8\u304c\u7de9\u307f\u3001\u30d6\u30c3\u30b7\u30f3\u30b0\u63a5\u7d9a\u304c\u6469\u8017\u3057\u3001\u30bf\u30c3\u30d7\u30c1\u30a7\u30f3\u30b8\u30e3\u30fc\u90e8\u54c1\u304c\u6469\u8017\u3057\u3001\u30b3\u30a2\u306e\u30e9\u30df\u30cd\u30fc\u30b7\u30e7\u30f3\u304c\u5e74\u3005\u7de9\u3080\u3053\u3068\u3067\u3001\u5909\u5727\u5668\u304c\u7a3c\u50cd\u3057\u3066\u3044\u306a\u3044\u3068\u304d\u306b\u640d\u5931\u3068\u9a12\u97f3\u304c\u5897\u52a0\u3057\u307e\u3059\u3002\u6a5f\u68b0\u306e\u8fd1\u304f\u306e\u5834\u6240\u3067\u306f\u3001\u5f37\u5316\u30bf\u30f3\u30af\u69cb\u9020\u3068\u632f\u52d5\u30a2\u30a4\u30bd\u30ec\u30fc\u30b7\u30e7\u30f3\u30de\u30a6\u30f3\u30c8\u3092\u8003\u616e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u6700\u7d42\u7684\u306b\u9a12\u97f3\u30925\u301c10 dB\u524a\u6e1b\u3057\u307e\u3059\u3002.<\/p>\n<p>\u6b21\u306b\u3001\u9a12\u97f3\u304c\u61f8\u5ff5\u4e8b\u9805\u3068\u306a\u308a\u307e\u3059\u3002IEC 60076-10\u898f\u683c\u306b\u3088\u308b\u3068\u3001\u9a12\u97f3\u30ec\u30d9\u30eb\u306f\u5b9a\u683c\u529b\u306b\u5fdc\u3058\u3066\u6570\u767e\u4e07\u30c7\u30b7\u30d9\u30eb\u3067\u3059\u3002\u4f5c\u696d\u30a8\u30ea\u30a2\u3067\u306f\u3001\u57fa\u6e96\u306b\u5f93\u3044\u9a12\u97f3\u5236\u9650\u306f85 dB\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u540c\u3058\u51fa\u529b\u3067\u52d5\u4f5c\u3059\u308b\u7570\u306a\u308b\u30bf\u30a4\u30d7\u306e\u5909\u5727\u5668\u306f\u7570\u306a\u308b\u9a12\u97f3\u30ec\u30d9\u30eb\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u3059\u306a\u308f\u3061\u4e7e\u5f0f\u30bf\u30a4\u30d7\u306f\u4ed6\u306e\u3082\u306e\u3088\u308a\u308210 dB\u9759\u304b\u306b\u6a5f\u80fd\u3057\u307e\u3059\u3002.<\/p>\n<h2 id=\"duty-cycle\">\u4f5c\u696d\u6761\u4ef6 5: \u30b5\u30a4\u30af\u30ea\u30c3\u30af\u904b\u8ee2\u3068\u30e2\u30fc\u30bf\u30fc\u59cb\u52d5<\/h2>\n<p>\u30d0\u30c3\u30c1\u30d7\u30ed\u30bb\u30b9\u306f\u6700\u3082\u6975\u7aef\u306a\u8ca0\u8377\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3092\u793a\u3057\u307e\u3059\u3002\u5f7c\u3089\u306f1\u6642\u9593\u307b\u307c\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u3067\u904b\u8ee2\u3057\u3001\u305d\u306e\u5f8c110%\u3067\u7d0420\u5206\u9593\u8ca0\u8377\u3092\u304b\u3051\u307e\u3059\u3002\u8003\u616e\u3059\u3079\u304d2\u3064\u306e\u8981\u56e0\u304c\u3042\u308a\u307e\u3059\u3002\u6700\u521d\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u3001\u5909\u5727\u5668\u304c\u3053\u306e\u30b5\u30a4\u30af\u30eb\u3092\u30b5\u30dd\u30fc\u30c8\u3067\u304d\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3059 - IEC 60076-7\u306f\u8ca0\u8377\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u9069\u5207\u306b\u30b5\u30a4\u30ba\u3055\u308c\u305f\u6cb9\u6d78\u5909\u5727\u5668\u306f\u3001\u65e5\u4e2d\u306e\u5e73\u5747\u8ca0\u8377\u304c80%\u3092\u8d85\u3048\u306a\u3044\u9650\u308a\u3001\u77ed\u671f\u9593\u306e\u5927\u304d\u306a\u904e\u8ca0\u8377\u306b\u8010\u3048\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u30022\u3064\u76ee\u306e\u30dd\u30a4\u30f3\u30c8\u306f\u30e2\u30fc\u30bf\u30fc\u59cb\u52d5\u3067\u3059: DOL\u30e2\u30fc\u30bf\u30fc\u306f\u901a\u5e38\u306e\u4f7f\u7528\u306e6\u500d\u306e\u96fb\u6d41\u3092\u5f15\u304d\u51fa\u3059\u3053\u3068\u304c\u3042\u308a\u3001\u3053\u308c\u304c\u5909\u5727\u5668\u306e\u71b1\u9650\u754c\u306b\u9054\u3059\u308b\u539f\u56e0\u3068\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u983b\u7e41\u306b\u59cb\u52d5\u30b5\u30a4\u30af\u30eb\u304c\u3042\u308b\u30d7\u30e9\u30f3\u30c8\u3067\u306f\u3001\u5909\u5727\u5668\u30921\u3064\u306e\u6a19\u6e96\u30b5\u30a4\u30ba\u5927\u304d\u304f\u3059\u308b\u304b\u3001\u30bd\u30d5\u30c8\u30b9\u30bf\u30fc\u30bf\u30fc\/VFD\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u63a8\u5968\u3055\u308c\u307e\u3059\u3002.<\/p>\n<p>\u6cb9\u6d78\u5909\u5727\u5668\u306f\u3001\u6cb9\u306e\u71b1\u8cea\u91cf\u304c\u904e\u6e21\u7684\u306a\u71b1\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u5438\u53ce\u3067\u304d\u308b\u305f\u3081\u3001\u4e7e\u5f0f\u30bf\u30a4\u30d7\u306b\u6bd4\u3079\u3066\u30b5\u30a4\u30af\u30ea\u30c3\u30af\u904e\u8ca0\u8377\u306b\u5bfe\u3059\u308b\u8010\u6027\u304c\u9ad8\u3044\u3067\u3059\u3002\u4e00\u65b9\u300165\u5ea6K\u306e\u8a2d\u8a08\u6e29\u5ea6\u4e0a\u6607\u304c\u305d\u308c\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u4e7e\u5f0f\u5909\u5727\u5668\u306f\u3001\u71b1\u8cea\u91cf\u304c\u4f4e\u304f\u3001\u4e0a\u6607\u304c\u5927\u304d\u3044\uff08100\u5ea6K\uff09\u305f\u3081\u3001\u8ca0\u8377\u306e\u5909\u5316\u306b\u5bfe\u3057\u3066\u3088\u308a\u8fc5\u901f\u306b\u53cd\u5fdc\u3057\u3001\u30b5\u30a4\u30af\u30ea\u30c3\u30af\u8ca0\u8377\u306b\u5bfe\u3059\u308b\u8010\u6027\u304c\u4f4e\u304f\u306a\u308a\u307e\u3059\u3002\u30d7\u30ed\u30bb\u30b9\u81ea\u4f53\u304c\u660e\u78ba\u306b\u30d0\u30c3\u30c1\u95a2\u9023\u3068\u3057\u3066\u5206\u985e\u3067\u304d\u308b\u5834\u5408\u3001\u5fc5\u8981\u306a\u904b\u8ee2\u6761\u4ef6\u6307\u6570\u306f\u3001\u8a2d\u7f6e\u74b0\u5883\u306b\u95a2\u4fc2\u306a\u304f\u6cb9\u6d78\u8a2d\u8a08\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3092\u652f\u6301\u3057\u307e\u3059\u3002.<\/p>\n<h2 id=\"industry-guide\">\u696d\u754c\u5225\u9078\u629e\u30ac\u30a4\u30c9<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u696d\u754c<\/th>\n<th>\u512a\u52e2\u306a\u4f5c\u696d\u6761\u4ef6<\/th>\n<th>\u4e3b\u8981\u4ed5\u69d8<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u30bb\u30e1\u30f3\u30c8\u3001\u9271\u696d<\/td>\n<td>\u5875\u3001\u9ad8\u6e29\u74b0\u5883\u3001\u632f\u52d5<\/td>\n<td>IP54\u2013IP56\u3001\u5f37\u5316\u30bf\u30f3\u30af\u300155 K\u4e0a\u6607<\/td>\n<\/tr>\n<tr>\n<td>\u98df\u54c1 &amp; \u98f2\u6599<\/td>\n<td>\u6d17\u6d44\u6e7f\u5ea6\u3001\u6e7f\u6c17<\/td>\n<td>IP56\u3001\u30b9\u30c6\u30f3\u30ec\u30b9\u88fd\u30d5\u30a3\u30c3\u30c6\u30a3\u30f3\u30b0\u3001\u30b7\u30fc\u30eb\u30d6\u30c3\u30b7\u30f3\u30b0<\/td>\n<\/tr>\n<tr>\n<td>\u7e4a\u7dad<\/td>\n<td>\u30ea\u30f3\u30c8\u3001\u9ad8\u6e7f\u5ea6<\/td>\n<td>IP44+ \u4e7e\u5f0f\u30bf\u30a4\u30d7\u307e\u305f\u306f\u30b7\u30fc\u30eb\u6cb9\u30bf\u30a4\u30d7<\/td>\n<\/tr>\n<tr>\n<td>\u5316\u5b66 &amp; \u77f3\u6cb9\u5316\u5b66<\/td>\n<td>\u8150\u98df\u6027\u30ac\u30b9\u3001\u706b\u707d\u30be\u30fc\u30f3<\/td>\n<td>\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3055\u308c\u305f\u8868\u9762\u3001\u7121\u6cb9\u30aa\u30d7\u30b7\u30e7\u30f3\u3001\u30be\u30fc\u30cb\u30f3\u30b0<\/td>\n<\/tr>\n<tr>\n<td>\u81ea\u52d5\u8eca &amp; \u30b9\u30bf\u30f3\u30d4\u30f3\u30b0<\/td>\n<td>\u632f\u52d5\u3001\u885d\u6483\u3001\u30b5\u30a4\u30af\u30ea\u30c3\u30af\u8ca0\u8377<\/td>\n<td>\u9632\u632f\u30de\u30a6\u30f3\u30c8\u3001\u30aa\u30fc\u30d0\u30fc\u30b5\u30a4\u30ba\u5b9a\u683c<\/td>\n<\/tr>\n<tr>\n<td>\u88fd\u85ac<\/td>\n<td>\u30af\u30ea\u30fc\u30f3\u30eb\u30fc\u30e0\u3001\u53b3\u683c\u306a\u706b\u707d\u898f\u5247<\/td>\n<td>\u30ad\u30e3\u30b9\u30c8\u30ec\u30b8\u30f3\u4e7e\u5f0f\u3001IP44\u3001\u9759\u97f3<\/td>\n<\/tr>\n<tr>\n<td>\u92fc\u9244\u304a\u3088\u3073\u92f3\u9020<\/td>\n<td>\u71b1\u3001\u30cf\u30fc\u30e2\u30cb\u30af\u30b9\u3001\u91cd\u8ca0\u8377\u30b5\u30a4\u30af\u30eb<\/td>\n<td>K\u30d5\u30a1\u30af\u30bf\u30fc\u8a55\u4fa1\u3001\u5f37\u5236\u51b7\u5374\u3001\u9ad8\u6e29\u30af\u30e9\u30b9<\/td>\n<\/tr>\n<tr>\n<td>\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc \/ \u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9<\/td>\n<td>\u6e05\u6f54\u306a\u5c4b\u5185\u3001\u9023\u7d9a\u6027<\/td>\n<td>\u4e7e\u5f0fN+1\u3001\u4f4e\u640d\u5931\u3001\u4f4e\u9a12\u97f3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u30c6\u30fc\u30d6\u30eb\u3092\u521d\u671f\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u3068\u3057\u3066\u4f7f\u7528\u3057\u3001\u305d\u306e\u5f8c\u3001\u81ea\u5206\u306e\u73fe\u5834\u6e2c\u5b9a\u3067\u78ba\u8a8d\u3057\u3001\u5468\u56f2\u306e\u307b\u3053\u308a\u3084\u6c34\u6e90\u3092\u8a55\u4fa1\u3057\u3001\u30d1\u30ef\u30fc\u54c1\u8cea\u30a2\u30ca\u30e9\u30a4\u30b6\u30fc\u3092\u4f7f\u7528\u3057\u3066\u73fe\u5834\u3067\u30cf\u30fc\u30e2\u30cb\u30c3\u30af\u6bd4\u3092\u6e2c\u5b9a\u3057\u307e\u3059\u3002\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\u306f\u5f97\u3089\u308c\u305f\u30c7\u30fc\u30bf\u306b\u5f93\u3044\u307e\u3059\u3002.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-265\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/08\/Working-Conditions-vs-Specifications.webp\" alt=\"\u4f5c\u696d\u6761\u4ef6\u3068\u4ed5\u69d8\u306e\u6bd4\u8f03\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2 id=\"environment-table\">\u4f5c\u696d\u6761\u4ef6\u5bfe\u4ed5\u69d8<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u73fe\u5834\u6761\u4ef6<\/th>\n<th>\u57fa\u672c\u4ed5\u69d8<\/th>\n<th>\u53b3\u3057\u3044\u9732\u51fa\u306b\u5bfe\u3059\u308b\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>\u74b0\u5883\u6e29\u5ea640\u201345\u00b0C<\/td>\n<td>65 K\u4e0a\u6607\u3001\u30af\u30e9\u30b9A\u7d19<\/td>\n<td>55 K\u4e0a\u6607\u307e\u305f\u306fF\u30af\u30e9\u30b9\u7d76\u7e01<\/td>\n<\/tr>\n<tr>\n<td>\u74b0\u5883\u6e29\u5ea6 &gt; 45\u00b0C<\/td>\n<td>65 K\u4e0a\u6607<\/td>\n<td>55 K\u4e0a\u6607 + \u5f37\u5236\u7a7a\u6c17\uff08ONAF\uff09<\/td>\n<\/tr>\n<tr>\n<td>\u307b\u3053\u308a\u306e\u591a\u3044\u5c4b\u5916<\/td>\n<td>IP54<\/td>\n<td>IP56\u3001\u5bc6\u9589\u30d6\u30ea\u30fc\u30c0\u30fc<\/td>\n<\/tr>\n<tr>\n<td>\u9ad8\u6e7f\u5ea6 \/ \u6cbf\u5cb8<\/td>\n<td>IP54<\/td>\n<td>IP56\u3001\u30c8\u30ed\u30d4\u30ab\u30eb\u30b3\u30fc\u30c6\u30a3\u30f3\u30b0\u3001\u30b7\u30ea\u30ab\u30b2\u30eb + \u30d2\u30fc\u30bf\u30fc<\/td>\n<\/tr>\n<tr>\n<td>VFD\u91cd\u8ca0\u8377<\/td>\n<td>\u6a19\u6e96<\/td>\n<td>K-13\/K-20 \u8a55\u4fa1\u307e\u305f\u306f\u30d5\u30a3\u30eb\u30bf\u30fc<\/td>\n<\/tr>\n<tr>\n<td>\u632f\u52d5\u30be\u30fc\u30f3<\/td>\n<td>\u6a19\u6e96\u30bf\u30f3\u30af<\/td>\n<td>\u5f37\u5316\u30bf\u30f3\u30af\u3001\u632f\u52d5\u9632\u6b62\u30de\u30a6\u30f3\u30c8<\/td>\n<\/tr>\n<tr>\n<td>\u30b5\u30a4\u30af\u30ea\u30c3\u30af\u30d0\u30c3\u30c1\u30ed\u30fc\u30c9<\/td>\n<td>\u6a19\u6e96<\/td>\n<td>\u4e00\u6bb5\u968e\u4e0a\u306e\u8a55\u4fa1\u3001\u6cb9\u6d78\u8a2d\u8a08<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u3059\u3079\u3066\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306b\u306f\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u307e\u3059\uff1aIP54\u2192IP56\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306b\u306f\u7d043\u304b\u30898%\u3001k\u30d5\u30a1\u30af\u30bf\u30fc\u8a55\u4fa1\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306b\u306f5\u304b\u308910%\u3001\u4f4e\u6e29\u4e0a\u6607\u306e\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306b\u306f5\u304b\u308915%\u3001\u6b21\u306e\u8a55\u4fa1\u306b\u79fb\u884c\u3059\u308b\u306b\u306f15\u304b\u308925%\u304c\u5fc5\u8981\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u6545\u969c\u3057\u305f\u30c8\u30e9\u30f3\u30b9\u306e\u4fa1\u683c \u2014 \u4ea4\u63db\u30b3\u30b9\u30c8\u306f$8,000\u304b\u3089$30,000\u3001\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u306f\u6570\u65e5 \u2014 \u3068\u6bd4\u8f03\u3059\u308b\u3068\u3001\u30a2\u30c3\u30d7\u30b0\u30ec\u30fc\u30c9\u306f\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5168\u4f53\u3067\u6700\u3082\u5b89\u4fa1\u306a\u8cbb\u7528\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n<h2 id=\"brands-prices\">\u5de5\u696d\u7528\u30e6\u30cb\u30c3\u30c8\u306e\u30d6\u30e9\u30f3\u30c9\u3068\u4fa1\u683c<\/h2>\n<p>\u5de5\u696d\u5e02\u5834\u306f\u3001\u8cea\u306e\u9ad8\u3044\u88fd\u54c1\u3068\u8cea\u306e\u9ad8\u3044\u30b5\u30dd\u30fc\u30c8\u306e\u63d0\u4f9b\u306b\u5bfe\u3059\u308b\u30cb\u30fc\u30ba\u306b\u3088\u3063\u3066\u63a8\u9032\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u91cd\u8981\u306a\u3053\u3068\u306b\u3001\u56fd\u969b\u7684\u306a\u30d3\u30b8\u30cd\u30b9\u539f\u5247\u306f\u91cd\u8981\u306a\u5de5\u696d\u4f9b\u7d66\u306b\u9069\u7528\u3055\u308c\u307e\u3059\u304c\u3001IEC\u8a8d\u8a3c\u3092\u53d7\u3051\u305f\u4e2d\u56fd\u306e\u88fd\u9020\u4f1a\u793e\u306f\u3001\u306f\u308b\u304b\u306b\u4f4e\u30b3\u30b9\u30c8\u3067\u540c\u3058\u74b0\u5883\u6280\u8853\u3092\u63d0\u4f9b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n<table>\n<thead>\n<tr>\n<th>\u30d6\u30e9\u30f3\u30c9<\/th>\n<th>\u5de5\u696d\u7528\u5f37\u5ea6<\/th>\n<th>500 kVA \u4fa1\u683c<\/th>\n<th>1,000 kVA\u306e\u4fa1\u683c<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>ABB<\/td>\n<td>\u30d5\u30eb\u30ec\u30f3\u30b8\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u30b5\u30fc\u30d3\u30b9\u3001\u30c7\u30b8\u30bf\u30eb\u8a3a\u65ad<\/td>\n<td>$18,000\u2013$30,000<\/td>\n<td>$25,000\u2013$42,000<\/td>\n<\/tr>\n<tr>\n<td>\u30b7\u30fc\u30e1\u30f3\u30b9<\/td>\n<td>\u9ad8\u52b9\u7387\u3001\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u7d71\u5408<\/td>\n<td>$18,000\u2013$32,000<\/td>\n<td>$25,000\u2013$45,000<\/td>\n<\/tr>\n<tr>\n<td>\u30b7\u30e5\u30ca\u30a4\u30c0\u30fc\u30a8\u30ec\u30af\u30c8\u30ea\u30c3\u30af<\/td>\n<td>\u4e7e\u5f0f\u5f37\u5ea6\u3001LV\u7d71\u5408<\/td>\n<td>$15,000\u2013$28,000<\/td>\n<td>$22,000\u2013$38,000<\/td>\n<\/tr>\n<tr>\n<td>\u65e5\u7acb\u30a8\u30ca\u30b8\u30fc<\/td>\n<td>\u91cd\u5de5\u696d\u304a\u3088\u3073\u30b0\u30ea\u30c3\u30c9\u30e6\u30cb\u30c3\u30c8<\/td>\n<td>$17,000\u2013$30,000<\/td>\n<td>$24,000\u2013$42,000<\/td>\n<\/tr>\n<tr>\n<td>\u30a4\u30fc\u30c8\u30f3<\/td>\n<td>\u5317\u7c73\u306e\u9069\u5408\u6027\u3001\u30d1\u30c3\u30c9\u30de\u30a6\u30f3\u30c8<\/td>\n<td>$14,000\u2013$26,000<\/td>\n<td>$20,000\u2013$36,000<\/td>\n<\/tr>\n<tr>\n<td>CG\u30d1\u30ef\u30fc \/ TBEA<\/td>\n<td>\u9ad8\u30dc\u30ea\u30e5\u30fc\u30e0\u3001\u5de5\u696d\u7bc4\u56f2<\/td>\n<td>$10,000\u2013$18,000<\/td>\n<td>$14,000\u2013$24,000<\/td>\n<\/tr>\n<tr>\n<td>\u6c5f\u8607\u7701\u8607\u8fba\u96fb\u529b<\/td>\n<td>IEC 60076\u3001\u74b0\u5883\u30aa\u30d7\u30b7\u30e7\u30f3\u3001\u8a66\u9a13\u5831\u544a<\/td>\n<td>$8,000\u2013$16,000<\/td>\n<td>$12,000\u2013$22,000<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u4fa1\u683c\u306f\u3001\u4e2d\u56fd\u306e\u6cb9\u51b7\u5f0f\u5de5\u696d\u30c8\u30e9\u30f3\u30b9\u306eCIF\u3067\u3042\u308a\u3001\u88fd\u9020\u30aa\u30d7\u30b7\u30e7\u30f3\u3001\u30d6\u30e9\u30f3\u30c9\u540d\u3001\u5834\u6240\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002\u524d\u8ff0\u306e\u30d6\u30e9\u30f3\u30c9\u306f\u3001\u5de5\u696d\u8ca0\u8377\u3092\u904b\u3076\u3053\u3068\u306b\u6210\u529f\u3057\u3066100\u5e74\u304c\u7d4c\u904e\u3057\u3066\u304a\u308a\u3001\u3059\u3079\u3066\u306e\u30b5\u30dd\u30fc\u30c8\u30bb\u30f3\u30bf\u30fc\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u306f\u73fe\u5728\u306e\u53c2\u7167\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002\u6c5f\u8607\u7701\u8607\u8fba\u96fb\u529b\u306e\u3088\u3046\u306a\u4f01\u696d\u304c\u884c\u3063\u3066\u3044\u308b\u3053\u3068\u306f\u975e\u5e38\u306b\u7570\u306a\u308a\u307e\u3059\uff1a\u5f7c\u3089\u306fIEC 60076\u306b\u6e96\u62e0\u3057\u305f\u30e6\u30cb\u30c3\u30c8\u3092\u88fd\u9020\u3057\u3001\u3053\u306e\u8a18\u4e8b\u3067\u53d6\u308a\u4e0a\u3052\u3089\u308c\u305f\u30b0\u30ea\u30fc\u30f3\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\uff1aIP56\u300155K\u4e0a\u6607\u3001K\u30d5\u30a1\u30af\u30bf\u30fc\u3001\u71b1\u5e2f\u5316\u306a\u3069\u3002\u3053\u308c\u306f\u30013\u304b\u56fd\u3067\u306e\u904b\u7528\u306b\u5fc5\u8981\u306a10\u53f0\u306e\u30c8\u30e9\u30f3\u30b9\u3092\u5fc5\u8981\u3068\u3059\u308b\u30d7\u30e9\u30f3\u30c8\u306b\u3068\u3063\u3066\u3001\u4fa1\u683c\u306e\u9055\u3044 \u2014 $12000\u3068$28000\u306e\u9593 \u2014 \u304c\u30013\u53f0\u3067\u306f\u306a\u304f1\u53f0\u306e\u5909\u96fb\u6240\u3092\u8cfc\u5165\u3059\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u3001\u6587\u66f8\u306f\u78ba\u8a8d\u3055\u308c\u305f\u7279\u6027\u304c\u7d0d\u54c1\u5f8c\u306b\u691c\u8a3c\u3055\u308c\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002.<\/p>\n<h2 id=\"faq\">\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3>\u9ad8\u3044\u5468\u56f2\u6e29\u5ea6\u306f\u30c8\u30e9\u30f3\u30b9\u306e\u5bb9\u91cf\u306b\u3069\u306e\u3088\u3046\u306b\u5f71\u97ff\u3057\u307e\u3059\u304b\uff1f<\/h3>\n<p>\u30c8\u30e9\u30f3\u30b9\u306e\u8a55\u4fa1\u306b\u3088\u308c\u3070\u3001\u5468\u56f2\u6e29\u5ea6\u306f40\u00b0C\u3092\u8d85\u3048\u305a\uff08IEC 60076-1\uff09\u3001\u5e74\u9593\u5e73\u5747\u306f30\u00b0C\u3067\u3059\u3002\u6e29\u5ea6\u304c40\u00b0C\u3092\u8d85\u3048\u308b\u3068\u3001\u30d5\u30a7\u30fc\u30ba\u30a2\u30a6\u30c8\u306f\u6442\u6c0f1\u5ea6\u3054\u3068\u306b\u7d041\u20131.5%\u3067\u3059\u3002\u5468\u56f2\u6e29\u5ea6\u304c50\u00b0C\u306b\u76f8\u5f53\u3059\u308b\u6e29\u5ea6\u3067\u306f\u30011,000 kVA\u306e\u30c8\u30e9\u30f3\u30b9\u306f\u7d04850\u2013900 kVA\u3067\u52d5\u4f5c\u3057\u307e\u3059\u3002\u4f4d\u7f6e\u3092\u5909\u66f4\u3067\u304d\u306a\u3044\u5834\u5408\u3084\u9069\u5207\u306b\u63db\u6c17\u3067\u304d\u306a\u3044\u5834\u5408\u306f\u300165 K\/class-A\u3067\u306f\u306a\u304f55 K\u306e\u6e29\u5ea6\u4e0a\u6607\u307e\u305f\u306fF\u30af\u30e9\u30b9\u306e\u7d76\u7e01\u3092\u9078\u629e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n<h3>\u5de5\u696d\u7528\u30c8\u30e9\u30f3\u30b9\u306b\u306f\u3069\u306eIP\u8a55\u4fa1\u304c\u5fc5\u8981\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u30b1\u30fc\u30b9\u3092\u6c5a\u67d3\u7269\u8cea\u3068\u30da\u30a2\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u7d14\u7c8b\u306a\u5c4b\u5185\u74b0\u5883\u306b\u306fIP21\u2013IP23; \u57c3\u306e\u591a\u3044\u5c4b\u5185\u5ba4\u306b\u306fIP44; \u5c4b\u5916\u7523\u696d\u5206\u91ce\u306b\u306fIP54\uff08\u30c7\u30d5\u30a9\u30eb\u30c8\uff09; \u6d77\u5cb8\u3001\u6d17\u6d44\u307e\u305f\u306f\u98df\u54c1\u88fd\u54c1\u306b\u306fIP56\u3002\u30c9\u30e9\u30a4\u30b9\u30bf\u30a4\u30eb\u306e\u5dfb\u7dda\u306f\u6c17\u6d41\u306b\u3055\u3089\u3055\u308c\u308b\u305f\u3081\u3001\u540c\u3058\u5834\u6240\u3067\u306e\u30aa\u30a4\u30eb\u6d78\u6f2c\u3088\u308a\u3082\u30c9\u30e9\u30a4\u30b9\u30bf\u30a4\u30eb\u306eIP\u8a55\u4fa1\u306f\u5e38\u306b\u9ad8\u304f\u306a\u308a\u307e\u3059\u3002.<\/p>\n<h3>VFD\u306e\u9ad8\u8abf\u6ce2\u306f\u5909\u5727\u5668\u306e\u30b5\u30a4\u30ba\u306b\u3069\u306e\u3088\u3046\u306b\u5f71\u97ff\u3057\u307e\u3059\u304b\uff1f<\/h3>\n<p>\u96fb\u6d41\u4e2d\u306e\u9ad8\u8abf\u6ce2\u96fb\u6d41\u306e\u5b58\u5728\u306fRMS\u96fb\u6d41\u3092\u5897\u52a0\u3055\u305b\u3001\u6e26\u96fb\u6d41\u306b\u3088\u308b\u640d\u5931\u3092\u5f15\u304d\u8d77\u3053\u3057\u307e\u3059\u3002\u96fb\u6d41\u306eTHD\u304c20%\u306e\u5834\u5408\u3001\u5909\u5727\u5668\u306f5-10%\u306e\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u5fc5\u8981\u3067\u3059; THD\u304c30-50%\u306e\u9593\u306e\u5834\u5408\u3001\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u306f15-25%\u306b\u9054\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001K\u8a55\u4fa1\u306e\u5909\u5727\u5668\uff08K-13\u3001K-20\u306fIEEE C57.110\u306b\u6e96\u62e0\uff09\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30d5\u30a3\u30eb\u30bf\u30fc\u306812\u30d1\u30eb\u30b9\u30c9\u30e9\u30a4\u30d6\u306f\u3001\u30bd\u30fc\u30b9\u3067\u9ad8\u8abf\u6ce2\u3092\u6392\u9664\u3057\u30011\u3064\u306e\u5b8c\u5168\u306a\u8a55\u4fa1\u30b9\u30c6\u30c3\u30d7\u306e\u7bc0\u7d04\u3092\u63d0\u4f9b\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h3>\u91cd\u3044\u30b9\u30bf\u30fc\u30c8\u3092\u4f34\u3046\u30d0\u30c3\u30c1\u30d7\u30ed\u30bb\u30b9\u306e\u305f\u3081\u306b\u5909\u5727\u5668\u3092\u30aa\u30fc\u30d0\u30fc\u30b5\u30a4\u30ba\u306b\u3059\u308b\u3079\u304d\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u305d\u308c\u306e\u5b9a\u91cf\u7684\u306a\u898b\u7a4d\u3082\u308a\u3092\u63d0\u4f9b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305f\u3068\u3048\u3070\u3001\u30d7\u30ed\u30bb\u30b9\u304c30%\u3068110%\u306e\u8ca0\u8377\u306e\u9593\u3067\u5909\u52d5\u3057\u3001\u304b\u306a\u308a\u306e\u30e2\u30fc\u30bf\u30fc\u30b9\u30bf\u30fc\u30c8\u304c\u3042\u308b\u5834\u5408\u3001IEC 60076-7\u306e\u8ca0\u8377\u63a8\u5968\u306b\u57fa\u3065\u3044\u3066\u30d1\u30bf\u30fc\u30f3\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30aa\u30a4\u30eb\u7d76\u7e01\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u71b1\u3092\u4fdd\u6301\u3059\u308b\u30aa\u30a4\u30eb\u306e\u8cea\u91cf\u306e\u304a\u304b\u3052\u3067\u3001\u30b5\u30a4\u30af\u30ea\u30c3\u30af\u30aa\u30fc\u30d0\u30fc\u30ed\u30fc\u30c9\u3092\u5438\u53ce\u3059\u308b\u306e\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002\u30c9\u30e9\u30a4\u30bf\u30a4\u30d7\u306f\u305d\u308c\u307b\u3069\u826f\u304f\u3042\u308a\u307e\u305b\u3093\u3002\u771f\u306e\u30d0\u30c3\u30c1\u6307\u5411\u306e\u751f\u7523\u65bd\u8a2d\u306b\u306f\u3001\u901a\u5e38\u3001\u3088\u308a\u9ad8\u3044\u8a55\u4fa1\uff08\u7d0415-25%\u9ad8\u4fa1\uff09\u304c\u9069\u5207\u3067\u3059\u3002.<\/p>\n<h3>\u5de5\u696d\u7528\u30b0\u30ec\u30fc\u30c9\u306e\u5909\u5727\u5668\u306f\u6a19\u6e96\u306e\u3082\u306e\u3088\u308a\u3069\u308c\u304f\u3089\u3044\u9ad8\u3044\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u305d\u306e\u4fa1\u683c\u306f\u3001\u6a5f\u5668\u30e6\u30cb\u30c3\u30c8\u306e\u5de5\u696d\u7528\u30cf\u30fc\u30c9\u30cb\u30f3\u30b0\u30d7\u30ed\u30bb\u30b9\u306e\u6a19\u6e96\u4fa1\u683c\u306e10\u304b\u308935 %\u3092\u69cb\u6210\u3057\u307e\u3059; \u305d\u308c\u306b\u306f\u3001IP56\u4fdd\u8b77\u7387\u306e\u4ed5\u69d8\u306b\u5bfe\u3057\u30663\u304b\u30898 %\u3001K\u30d5\u30a1\u30af\u30bf\u30fc\u8a55\u4fa1\u306b\u5bfe\u3057\u30665\u304b\u308910 %\u3001\u305d\u3057\u3066\u4f4e\u6e29\u4e0a\u6607\u306b\u5bfe\u3057\u30665\u304b\u308915 %\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001500kVA\u306b\u8a55\u4fa1\u3055\u308c\u305f\u30e6\u30cb\u30c3\u30c8\u306e\u5834\u5408\u3001\u4e88\u7b97\u306f1000-5000\u30c9\u30eb\u306b\u9054\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059; \u540c\u3058\u30b5\u30a4\u30c8\u3067\u52d5\u4f5c\u3059\u308b\u901a\u5e38\u306e\u6a5f\u5668\u30e6\u30cb\u30c3\u30c8\u30928000-30000\u30c9\u30eb\u3067\u4ea4\u63db\u3059\u308b\u3053\u3068\u3068\u6bd4\u8f03\u3057\u3066\u3001\u304b\u306a\u308a\u624b\u9803\u3067\u3059\u3002.<\/p>\n<h2 id=\"references\">\u53c2\u8003\u6587\u732e<\/h2>\n<ul>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/200\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-1: \u96fb\u529b\u5909\u5727\u5668 \u2014 \u4e00\u822c<\/a> \u2014 \u8a55\u4fa1\u3001\u5468\u56f2\u306e\u4eee\u5b9a\u3001\u304a\u3088\u3073\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30eb\u30fc\u30eb\u3002.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/57088\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60076-7: \u6cb9\u6d78\u578b\u96fb\u529b\u5909\u5727\u5668\u306e\u8ca0\u8377\u30ac\u30a4\u30c9<\/a> \u2014 \u5de5\u696d\u7528\u306e\u30b5\u30a4\u30af\u30ea\u30c3\u30af\u8ca0\u8377\u3068\u6e29\u5ea6\u5236\u9650\u3002.<\/li>\n<li><a href=\"https:\/\/webstore.iec.ch\/en\/publication\/2698\" rel=\"nofollow noopener\" target=\"_blank\">IEC 60529\uff1a\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306b\u3088\u3063\u3066\u63d0\u4f9b\u3055\u308c\u308b\u4fdd\u8b77\u306e\u5ea6\u5408\u3044\uff08IP\u30b3\u30fc\u30c9\uff09<\/a> \u2014 IP\u8a55\u4fa1\u306e\u5b9a\u7fa9\u3068\u8a66\u9a13\u65b9\u6cd5\u3002.<\/li>\n<li><a href=\"https:\/\/standards.ieee.org\/ieee\/C57.110\/6788\/\" rel=\"nofollow noopener\" target=\"_blank\">IEEE C57.110: \u6db2\u4f53\u6d78\u6f2c\u304a\u3088\u3073\u30c9\u30e9\u30a4\u30bf\u30a4\u30d7\u306e\u96fb\u529b\u304a\u3088\u3073\u914d\u96fb\u5909\u5727\u5668\u306e\u80fd\u529b\u3092\u78ba\u7acb\u3059\u308b\u305f\u3081\u306e\u63a8\u5968\u5b9f\u8df5<\/a> \u2014 \u975e\u7dda\u5f62\u8ca0\u8377\u306e\u305f\u3081\u306eK\u30d5\u30a1\u30af\u30bf\u30fc\u306e\u67a0\u7d44\u307f\u3002.<\/li>\n<li><a href=\"https:\/\/standards.ieee.org\/ieee\/C57.12.00\/6735\/\" rel=\"nofollow noopener\" target=\"_blank\">IEEE C57.12.00: \u6db2\u4f53\u6d78\u6f2c\u30c8\u30e9\u30f3\u30b9\u306e\u4e00\u822c\u8981\u4ef6<\/a> \u2014 \u5317\u7c73\u306e\u8a55\u4fa1\u304a\u3088\u3073\u8a66\u9a13\u8981\u4ef6\u3002.<\/li>\n<li><a href=\"https:\/\/www.eaton.com\/us\/en-us\/products\/transformers\/transformer-consultant.html\" rel=\"nofollow noopener\" target=\"_blank\">Eaton \u2014 \u30c8\u30e9\u30f3\u30b9\u30b3\u30f3\u30b5\u30eb\u30bf\u30f3\u30c8<\/a> \u2014 \u5de5\u696d\u7528\u5909\u5727\u5668\u9078\u5b9a\u306e\u305f\u3081\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u30ea\u30f3\u30b0\u30ac\u30a4\u30c0\u30f3\u30b9\u3002.<\/li>\n<li><a href=\"https:\/\/www.fluke.com\/en-us\/learn\/blog\/power-quality\/harmonics\" rel=\"nofollow noopener\" target=\"_blank\">Fluke \u2014 \u9ad8\u8abf\u6ce2\u306e\u7406\u89e3<\/a> \u2014 \u9ad8\u8abf\u6ce2\u6e2c\u5b9a\u3068\u7de9\u548c\u306b\u95a2\u3059\u308b\u30d5\u30a3\u30fc\u30eb\u30c9\u30ea\u30d5\u30a1\u30ec\u30f3\u30b9\u3002.<\/li>\n<\/ul>\n<h2 id=\"conclusion\">\u7d50\u8ad6<\/h2>\n<p>\u5de5\u696d\u7528\u5909\u5727\u5668\u306e\u9078\u5b9a\u306f\u3001\u7279\u5b9a\u306e\u6761\u4ef6\u3092\u74b0\u5883\u306b\u5408\u308f\u305b\u308b\u3053\u3068\u3092\u542b\u307f\u307e\u3059\u3002\u3053\u306e\u60c5\u5831\u306f\u8003\u616e\u3057\u3066\u3044\u307e\u305b\u3093: \u9ad8\u3044\u5468\u56f2\u6e29\u5ea6\uff0850\u00b0C\uff09\u3001\u30bb\u30e1\u30f3\u30c8\u7c89\u5875\u3001\u53ca\u3073\u30af\u30e9\u30c3\u30b7\u30e3\u30fc\u306e\u4f7f\u7528\u306b\u3088\u308b\u9ad8\u8abf\u6ce2\u3068\u632f\u52d5\u3001\u53b3\u3057\u3044\u904b\u8ee2\u30b5\u30a4\u30af\u30eb\u3002\u3059\u3079\u3066\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u306b\u306f\u5bfe\u5fdc\u3059\u308b\u56de\u7b54\uff08\u30c7\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u30c6\u30fc\u30d6\u30eb\u3068\u8a55\u4fa1\u57fa\u6e96\uff09\u304c\u3042\u308a\u3001\u6b63\u78ba\u306a\u6e2c\u5b9a\u306e\u307f\u304c\u6b63\u3057\u3044\u5909\u5727\u5668\u306e\u4ed5\u69d8\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002.<\/p>\n<ul>\n<li>\u74b0\u5883\u6761\u4ef6\u3001\u30bb\u30e1\u30f3\u30c8\u7c89\u5875\u306e\u30ec\u30d9\u30eb\u3001\u6e7f\u5ea6\u3001\u30cf\u30fc\u30e2\u30cb\u30af\u30b9\u306e\u30ec\u30d9\u30eb\u3001\u304a\u3088\u3073\u30c7\u30e5\u30fc\u30c6\u30a3\u30b5\u30a4\u30af\u30eb\u3092\u9078\u5b9a\u524d\u306b\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n<li>\u30d1\u30e9\u30e1\u30fc\u30bf\u306e derate\uff0850\u00b0C \u3092\u8d85\u3048\u308b\u5404 \u00b0C \u3042\u305f\u308a 1-1.5%\u3001\u30cf\u30fc\u30e2\u30cb\u30af\u30b9\u306b\u5bfe\u3057\u3066 5-15%\u3001THD 15-30%\uff09\u3002.<\/li>\n<li>\u6975\u7aef\u306a\u5c4b\u5916\u74b0\u5883\u306b\u306f IP54 \u304b\u3089 IP56 \u3092\u9078\u629e\u3057\u3001VFD \u306e\u904e\u5270\u4f7f\u7528\u304c\u3042\u308b\u74b0\u5883\u306b\u306f K \u30e9\u30d9\u30eb\u307e\u305f\u306f\u4e7e\u5f0f\u30c8\u30e9\u30f3\u30b9\u3092\u9078\u629e\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n<li>\u30ab\u30bf\u30ed\u30b0\u3067\u306f\u306a\u304f\u3001\u5de5\u5834\u5831\u544a\u66f8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u3059\u3079\u3066\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>In a cement plant located in the Middle East that experienced setbacks nine months after the setup of a 1,250 kVA transformer, the investigators arrived at an explanation for the failure. It was concluded that the transformer was chosen for a clean indoor electrical room, yet it ended up in an open room which made fine cement dust block the cooling ribs and conditions that surround the transformer are hot, rising up to 52\u00b0C in summer while the upper boundary alleged by the de-rating curve was 40\u00b0C. Consequently, due to being subjected to such high temperatures, the insulation wore ten times faster than intended and no overload protection was able [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":263,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[77],"tags":[],"class_list":["post-262","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/262","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/comments?post=262"}],"version-history":[{"count":2,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/262\/revisions"}],"predecessor-version":[{"id":11055,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/262\/revisions\/11055"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/media\/263"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/media?parent=262"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/categories?post=262"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/tags?post=262"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}