{"id":11474,"date":"2026-09-05T00:39:45","date_gmt":"2026-09-04T16:39:45","guid":{"rendered":"https:\/\/subian-electric.com\/?p=11474"},"modified":"2026-09-05T00:39:45","modified_gmt":"2026-09-04T16:39:45","slug":"transformer-hums-when-different-machines-are-running","status":"publish","type":"post","link":"https:\/\/subian-electric.com\/ja\/blog\/transformer-hums-when-different-machines-are-running\/","title":{"rendered":"\u7570\u306a\u308b\u6a5f\u68b0\u304c\u7a3c\u50cd\u3057\u3066\u3044\u308b\u3068\u304d\u306e\u30c8\u30e9\u30f3\u30b9\u306e\u30cf\u30e0\u97f3"},"content":{"rendered":"<p>\u5de5\u5834\u3001\u4f5c\u696d\u5834\u3001\u3055\u3089\u306b\u306f\u5927\u304d\u306a\u5bb6\u3067\u3082\u898b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\uff1a\u30dd\u30fc\u30eb\u3001\u58c1\u3001\u307e\u305f\u306f\u91d1\u5eab\u306b\u3042\u308b\u5909\u5727\u5668\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u6a5f\u68b0\u304c\u7a3c\u50cd\u3057\u3066\u3044\u308b\u3068\u304d\u306b\u3088\u308a\u5927\u304d\u306a\u97f3\u3092\u767a\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u306e\u97f3\u306f\u6642\u306b\u306f\u78c1\u6b6a\u306b\u3088\u308b\u3082\u306e\u3067\u3059\u304c\u3001\u6642\u306b\u306f\u5909\u5727\u5668\u304c\u904e\u8ca0\u8377\u3067\u3042\u308b\u3001\u8ca0\u8377\u304c\u4e0d\u5747\u4e00\u3067\u3042\u308b\u3001\u307e\u305f\u306f\u6545\u969c\u3057\u3066\u3044\u308b\u3068\u3044\u3046\u8b66\u544a\u30b5\u30a4\u30f3\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002\u3053\u306e\u30ac\u30a4\u30c9\u3067\u306f\u3001\u5909\u5727\u5668\u306e\u30cf\u30df\u30f3\u30b0\u306e\u7406\u7531\u3001\u3055\u307e\u3056\u307e\u306a\u6a5f\u68b0\u304c\u7a3c\u50cd\u3057\u3066\u3044\u308b\u3068\u304d\u306b\u4f55\u304c\u5909\u308f\u308b\u306e\u304b\u3001\u3069\u306e\u97f3\u304c\u6b63\u5e38\u3067\u3001\u3044\u3064\u30cf\u30df\u30f3\u30b0\u304c\u61f8\u5ff5\u306e\u7406\u7531\u306b\u306a\u308b\u306e\u304b\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u307e\u3059\u3002.<\/p>\n<blockquote><p>\u7c21\u6f54\u306b\u7b54\u3048\u308b\u3068\uff1a\u5909\u5727\u5668\u306f\u5e38\u306b\u97f3\u3092\u767a\u3057\u3066\u304a\u308a\u3001\u3053\u308c\u306f\u78c1\u6b6a\u30d7\u30ed\u30bb\u30b9\u306b\u3088\u308b\u3082\u306e\u3067\u3059 \u2014 \u30e9\u30df\u30cd\u30fc\u30c8\u92fc\u5fc3\u306e\u308f\u305a\u304b\u306a\u7269\u7406\u7684\u5909\u5f62\u304c1\u79d2\u9593\u306b100\u301c120\u56de\u767a\u751f\u3059\u308b\u73fe\u8c61\uff0850\/60 Hz\u306e\u5468\u6ce2\u6570\u306e2\u500d\u306e\u901f\u3055\uff09\u3067\u3042\u308a\u3001\u30b3\u30a2\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3084\u5dfb\u7dda\u304b\u3089\u306e\u632f\u52d5\u3068\u3068\u3082\u306b\u767a\u751f\u3057\u307e\u3059\u3002\u5909\u5727\u5668\u306e\u30cf\u30df\u30f3\u30b0\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u6a5f\u68b0\u306e\u4f5c\u7528\u4e0b\u3067\u4e3b\u306b3\u3064\u306e\u7406\u7531\u3067\u5927\u304d\u304f\u306a\u308a\u307e\u3059\uff1a\u8ca0\u8377\u306e\u5897\u52a0\uff08\u96fb\u6d41\u306e\u4e0a\u6607\u304c\u78c1\u675f\u306e\u5897\u52a0\u3092\u5f15\u304d\u8d77\u3053\u3059\uff09\u3001\u30b5\u30a4\u30af\u30eb\u304a\u3088\u3073\u6eb6\u63a5\u6a5f\u306e\u30c9\u30e9\u30a4\u30d6\u304b\u3089\u306e\u9ad8\u8abf\u6ce2\uff08\u3055\u307e\u3056\u307e\u306a\u30c9\u30e9\u30a4\u30d6\u304c\u6b6a\u3093\u3060\u96fb\u6d41\u3092\u4f1d\u9054\u3057\u3001\u65b0\u3057\u3044\u5468\u6ce2\u6570\u306e\u97f3\u3092\u751f\u6210\u3057\u3001\u3057\u305f\u304c\u3063\u3066\u5909\u5727\u5668\u3092\u52a0\u71b1\u3059\u308b\uff09\u3001\u96fb\u5727\u6761\u4ef6\uff08\u8efd\u8ca0\u8377\u306e\u5909\u5727\u5668\u3067\u3082\u904e\u8ca0\u8377\u6642\u306b\u30cf\u30df\u30f3\u30b0\u304c\u5927\u304d\u304f\u306a\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u78c1\u675f\u306f\u8ca0\u8377\u3067\u306f\u306a\u304f\u96fb\u5727\u306b\u3088\u3063\u3066\u5b9a\u7fa9\u3055\u308c\u308b\u304b\u3089\u3067\u3059\uff09\u3002.<\/p><\/blockquote>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11475\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/09\/Transformer-Hums-When-Different-Machines-Are-Running.webp\" alt=\"\u7570\u306a\u308b\u6a5f\u68b0\u304c\u7a3c\u50cd\u3057\u3066\u3044\u308b\u3068\u304d\u306e\u30c8\u30e9\u30f3\u30b9\u306e\u30cf\u30e0\u97f3\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2>\u5909\u5727\u5668\u304c\u30cf\u30df\u30f3\u30b0\u3059\u308b\u7406\u7531<\/h2>\n<p>\u5909\u5727\u5668\u306e\u30cf\u30df\u30f3\u30b0\u306f\u7269\u7406\u306e\u539f\u7406\u306b\u3088\u3063\u3066\u767a\u751f\u3059\u308b\u73fe\u8c61\u3067\u3042\u308a\u3001\u6545\u969c\u3092\u793a\u3059\u3082\u306e\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u5909\u5727\u5668\u306e\u30b3\u30a2\u306f\u7d30\u304b\u304f\u30e9\u30df\u30cd\u30fc\u30c8\u3055\u308c\u305f\u92fc\u677f\u3067\u69cb\u6210\u3055\u308c\u3066\u304a\u308a\u3001\u305d\u306e\u305f\u3081\u30b3\u30a2\u5185\u306b\u78c1\u5834\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u4ea4\u6d41\u96fb\u6d41\u304c\u30ef\u30a4\u30e4\u3092\u901a\u904e\u3059\u308b\u3068\u3001\u78c1\u5834\u306f1\u79d2\u9593\u306b100\u56de\uff0850 Hz\u4f9b\u7d66\u306e\u5834\u5408\uff09\u307e\u305f\u306f120\u56de\uff0860 Hz\u306e\u5834\u5408\uff09\u65b9\u5411\u3092\u5909\u3048\u307e\u3059\u3002\u78c1\u5834\u304c\u65b9\u5411\u3092\u5909\u3048\u308b\u305f\u3073\u306b\u3001\u92fc\u306e\u7d50\u6676\u304c\u308f\u305a\u304b\u306b\u4f38\u3073\u307e\u3059\u3002\u3057\u305f\u304c\u3063\u3066\u3001\u78c1\u6b6a\u304c\u767a\u751f\u3057\u3001\u96fb\u6e90\u5468\u6ce2\u6570\u306e2\u500d\u306e\u5468\u6ce2\u6570\u306e\u4fe1\u53f7\u3092\u751f\u6210\u3059\u308b\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u30ef\u30a4\u30e4\u3084\u63a5\u7d9a\u90e8\u306e\u5909\u5316\u306b\u3088\u308a\u4ed6\u306e\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u304c\u632f\u52d5\u3057\u307e\u3059\u3002\u5909\u5727\u5668\u306e\u30bf\u30f3\u30af\u306f\u666e\u901a\u306e\u30b9\u30d4\u30fc\u30ab\u30fc\u306e\u3088\u3046\u306b\u632f\u308b\u821e\u3044\u307e\u3059\u3002.<\/p>\n<p>\u3053\u308c\u304b\u3089\u3001\u5909\u5727\u5668\u306e\u30cf\u30df\u30f3\u30b0\u306f\u4e00\u822c\u7684\u306a\u96fb\u6c17\u73fe\u8c61\u3067\u3042\u308b\u304c\u3001\u632f\u52d5\u306e\u5f37\u5ea6\u306f\u9069\u7528\u3055\u308c\u305f\u96fb\u5727\u306b\u3088\u3063\u3066\u6c7a\u307e\u308b\u78c1\u675f\u5bc6\u5ea6\u306e\u5897\u52a0\u306b\u4f34\u3063\u3066\u5897\u52a0\u3059\u308b\u3053\u3068\u304c\u7d50\u8ad6\u3067\u304d\u307e\u3059\u3002\u5909\u5727\u5668\u304c\u3069\u308c\u3060\u3051\u5927\u304d\u306a\u97f3\u3092\u767a\u3059\u308b\u304b\u3092\u898f\u5b9a\u3059\u308b\u4ed5\u69d8 \u2014 \u304a\u3088\u3073kVA\u5b9a\u683c\u306b\u95a2\u9023\u3059\u308b\u53ef\u8074\u97f3\u30ec\u30d9\u30eb \u2014 \u306f\u3001\u826f\u597d\u306a\u4ed5\u69d8\u66f8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u8a2d\u8a08\u30c7\u30fc\u30bf\u306e\u4e00\u90e8\u3067\u3059\u3002 <a href=\"\/ja\/blog\/transformer-specifications-explained\/\">\u5909\u5727\u5668\u4ed5\u69d8\u30ac\u30a4\u30c9<\/a>.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11476\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/09\/Why-It-Hums-Louder-When-Machines-Run.webp\" alt=\"\u6a5f\u68b0\u304c\u7a3c\u50cd\u3059\u308b\u3068\u304d\u306b\u30cf\u30df\u30f3\u30b0\u304c\u5927\u304d\u304f\u306a\u308b\u7406\u7531\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2>\u6a5f\u68b0\u304c\u7a3c\u50cd\u3059\u308b\u3068\u304d\u306b\u30cf\u30df\u30f3\u30b0\u304c\u5927\u304d\u304f\u306a\u308b\u7406\u7531<\/h2>\n<p>\u300c\u7570\u306a\u308b\u6a5f\u68b0\u300d\u306e\u64cd\u4f5c\u306b\u95a2\u9023\u3059\u308b\u5909\u5316\u3059\u308b\u97f3\u306f\u3001\u307b\u307c\u78ba\u5b9f\u306b3\u3064\u306e\u539f\u56e0\u306b\u8d77\u56e0\u3057\u307e\u3059\uff1a<\/p>\n<ul>\n<li>\u9ad8\u3044\u8ca0\u8377\u96fb\u6d41\u3002\u5927\u304d\u306a\u30e2\u30fc\u30bf\u30fc\u3084\u30d2\u30fc\u30bf\u30fc\u304c\u96fb\u6d41\u3092\u5f15\u304d\u51fa\u3057\u3001\u5dfb\u7dda\u96fb\u6d41\u304c\u5897\u52a0\u3057\u3001\u5dfb\u7dda\u306b\u4f5c\u7528\u3059\u308b\u6f0f\u308c\u78c1\u675f\u529b\u304c\u5897\u52a0\u3057\u3001\u30b3\u30a2\u306e\u632f\u52d5\u304c\u5897\u52a0\u3057\u307e\u3059\u3002\u904e\u8ca0\u8377\u306e\u5909\u5727\u5668\u306f\u3001\u8ca0\u8377\u304c\u304b\u304b\u3063\u3066\u3044\u306a\u3044\u5909\u5727\u5668\u3088\u308a\u3082\u30cf\u30df\u30f3\u30b0\u304c\u5927\u304d\u3044\u3068\u3044\u3046\u4e8b\u5b9f\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<li>\u96fb\u5b50\u6a5f\u5668\u3084\u30e2\u30fc\u30bf\u30fc\u8ca0\u8377\u304b\u3089\u306e\u9ad8\u8abf\u6ce2\u3002VFD\u306a\u3069\u306e\u99c6\u52d5\u96fb\u6c17\u6a5f\u68b0\u8ca0\u8377\u306f\u3001\u96fb\u6d41\u3092\u975e\u6b63\u5f26\u6ce2\u7684\u306b\u6b6a\u307e\u305b\u308b\u539f\u56e0\u3068\u306a\u308a\u307e\u3059\u3002\u9ad8\u8abf\u6ce2\u306f\u5909\u5727\u5668\u30b3\u30a2\u306e\u6a5f\u68b0\u7684\u632f\u52d5\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u6a5f\u68b0\u304c\u52d5\u4f5c\u3059\u308b\u969b\u306b\u30b3\u30a2\u3068\u5dfb\u7dda\u3067\u306e\u640d\u5931\u3092\u5897\u52a0\u3055\u305b\u3001\u30cf\u30e0\u97f3\u3084\u6b4c\u58f0\u3092\u751f\u3058\u3055\u305b\u307e\u3059\u3002.<\/li>\n<li>\u96fb\u5727\u3068\u8abf\u6574\u306e\u554f\u984c\u3002\u5909\u5727\u5668\u306b\u4e88\u671f\u3057\u306a\u3044\u5927\u304d\u306a\u8ca0\u8377\u304c\u304b\u304b\u308b\u3068\u3001\u5927\u304d\u306a\u59cb\u52d5\u30e2\u30fc\u30bf\u30fc\u306b\u3088\u3063\u3066\u77ac\u6642\u306e\u96fb\u5727\u964d\u4e0b\u304c\u5f15\u304d\u8d77\u3053\u3055\u308c\u3001\u305d\u306e\u3088\u3046\u306a\u30a4\u30d9\u30f3\u30c8\u4e2d\u306b\u30cf\u30e0\u97f3\u306e\u97f3\u7a0b\u304c\u5909\u5316\u3059\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u8a3a\u65ad\u306e\u8ab2\u984c\u306f\u3001\u7570\u306a\u308b\u6a5f\u5668\u306e\u904b\u8ee2\u4e2d\u306b\u30cf\u30e0\u97f3\u304c\u3069\u306e\u3088\u3046\u306b\u5909\u5316\u3059\u308b\u304b\u306b\u95a2\u3057\u3066\u3001\u79c1\u305f\u3061\u304c\u6301\u3063\u3066\u3044\u308b\u30cf\u30e0\u306e\u7a2e\u985e\u3092\u7279\u5b9a\u3059\u308b\u3053\u3068\u3067\u3059\uff08\u8ca0\u8377\u306e\u6570\u306b\u5fdc\u3058\u3066\u7d99\u7d9a\u7684\u306b\u5909\u5316\u3059\u308b\u5834\u5408\u306f\u3001\u8ca0\u8377\u95a2\u9023\u3068\u898b\u306a\u3055\u308c\u3001\u6b63\u5e38\u3068\u3055\u308c\u307e\u3059\uff09\u3002\u3053\u306e\u4e8c\u3064\u3092\u533a\u5225\u3059\u308b\u3053\u3068\u304c\u5206\u6790\u306e\u6838\u5fc3\u3067\u3042\u308a\u3001\u305d\u306e\u80cc\u5f8c\u306b\u3042\u308b\u8ca0\u8377\u3068\u52d5\u4f5c\u306e\u8ad6\u7406\u306f\u4ee5\u4e0b\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <a href=\"\/ja\/blog\/distribution-transformer-basics\/\">\u914d\u96fb\u30c8\u30e9\u30f3\u30b9\u306e\u57fa\u672c<\/a> \u8a18\u4e8b\u306b\u8981\u7d04\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n<h2>\u6b63\u5e38\u306a\u5909\u5727\u5668\u306e\u97f3<\/h2>\n<p>\u7570\u5e38\u3068\u306f\u4f55\u304b\u3092\u7406\u89e3\u3059\u308b\u6700\u3082\u65e9\u3044\u65b9\u6cd5\u306f\u3001\u6b63\u5e38\u304c\u3069\u306e\u3088\u3046\u306a\u97f3\u304b\u3092\u5b66\u3076\u3053\u3068\u3067\u3059\u3002.<\/p>\n<ul>\n<li>\u6b63\u5e38\uff1a\u9023\u7d9a\u7684\u3067\u4f4e\u5468\u6ce2\u306e\u97f3\u3067\u3001\u3053\u308c\u306f\u4e3b\u96fb\u6e90\u5468\u6ce2\u6570\u306e2\u500d\uff08100 Hz\u307e\u305f\u306f120 Hz\uff09\u306b\u76f8\u5f53\u3057\u307e\u3059\u3002\u4f4e\u3044\u30ae\u30bf\u30fc\u306e\u5f26\u306e\u97f3\u3084\u3001\u9060\u304f\u304b\u3089\u805e\u3053\u3048\u308b\u5909\u96fb\u6240\u306e\u97f3\u3092\u60f3\u50cf\u3067\u304d\u307e\u3059\u3002\u8ca0\u8377\u304c\u5897\u52a0\u3059\u308b\u306b\u3064\u308c\u3066\u3001\u97f3\u306e\u5927\u304d\u3055\u3068\u97f3\u7a0b\u304c\u5c11\u3057\u4e0a\u304c\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002.<\/li>\n<li>\u7570\u5e38\uff1a\u91d1\u5c5e\u7684\u306a\u30ac\u30bf\u30ac\u30bf\u97f3\uff08\u30b3\u30a2\u306e\u30e9\u30df\u30cd\u30fc\u30b7\u30e7\u30f3\u304c\u7de9\u3093\u3067\u3044\u308b\u304b\u3001\u30bf\u30f3\u30af\u306e\u53d6\u308a\u4ed8\u3051\u304c\u7de9\u3093\u3067\u3044\u308b\uff09\u3001\u975e\u5e38\u306b\u92ed\u3044\u97f3\uff08\u96fb\u6c17\u653e\u96fb\u307e\u305f\u306f\u63a5\u7d9a\u4e0d\u826f\u306b\u3088\u308b\uff09\u3001\u30b7\u30ba\u30eb\u97f3\uff08\u30a2\u30fc\u30af\u3092\u793a\u3059\uff09\u3001\u307e\u305f\u306f\u5909\u5727\u5668\u306e\u5168\u4f53\u7684\u306a\u7279\u6027\u306e\u5909\u5316\uff08\u7a81\u7136\u306e\u5927\u304d\u306a\u97f3\u3084\u6eb6\u63a5\u97f3\u3067\u7279\u5fb4\u4ed8\u3051\u3089\u308c\u308b\uff09\u3067\u3059\u3002.<\/li>\n<\/ul>\n<p>\u826f\u3044\u5b9f\u8df5\uff1a\u5909\u5727\u5668\u304c\u6b63\u5e38\u306b\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3068\u304d\u306e\u97f3\u306b\u6ce8\u610f\u6df1\u304f\u8033\u3092\u50be\u3051\u3001\u305d\u306e\u6b63\u5e38\u306a\u97f3\u3092\u5b66\u3076\u3053\u3068\u3067\u3059\u3002\u305d\u306e\u57fa\u6e96\u3068\u306a\u308b\u898f\u5f8b\u306f\u3001\u8033\u307e\u305f\u306f\u6a5f\u5668\u306b\u3088\u308b\u72b6\u614b\u76e3\u8996\u306e\u57fa\u76e4\u3068\u306a\u308a\u3001\u30c6\u30b9\u30c8\u304a\u3088\u3073\u691c\u67fb\u306e\u30eb\u30fc\u30c1\u30f3\u306b\u76f4\u63a5\u7d50\u3073\u3064\u304d\u307e\u3059\u3002 <a href=\"\/ja\/blog\/transformer-testing-guide\/\">\u30c8\u30e9\u30f3\u30b9\u8a66\u9a13\u30ac\u30a4\u30c9<\/a>.<\/p>\n<h2>\u30b5\u30a4\u30ba\u3068\u8ca0\u8377\u304c\u30ce\u30a4\u30ba\u306b\u4e0e\u3048\u308b\u5f71\u97ff<\/h2>\n<p>\u5909\u5727\u5668\u306b\u95a2\u3057\u3066\u8a00\u308f\u308c\u308b\u3053\u3068\u306e\u307b\u3068\u3093\u3069\u306f\u3001\u4e8c\u3064\u306e\u539f\u5247\u306b\u8d77\u56e0\u3057\u307e\u3059\u3002.<\/p>\n<table>\n<tbody>\n<tr>\n<th>\u8981\u56e0<\/th>\n<th>\u30ce\u30a4\u30ba\u3078\u306e\u5f71\u97ff<\/th>\n<th>\u7406\u7531<\/th>\n<\/tr>\n<tr>\n<td>kVA\u30b5\u30a4\u30ba<\/td>\n<td>\u5927\u304d\u306a\u5909\u5727\u5668\u306f\u3088\u308a\u5927\u304d\u306a\u30cf\u30e0\u97f3\u3092\u767a\u751f\u3055\u305b\u307e\u3059<\/td>\n<td>\u5927\u304d\u306a\u30b3\u30a2\u3068\u30bf\u30f3\u30af\u306f\u3088\u308a\u591a\u304f\u306e\u97f3\u3092\u653e\u5c04\u3057\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td>\u8ca0\u8377\u30ec\u30d9\u30eb<\/td>\n<td>\u8ca0\u8377\u304c\u5897\u3048\u308b\u3068\u30ce\u30a4\u30ba\u304c\u4e0a\u6607\u3057\u307e\u3059<\/td>\n<td>\u9ad8\u3044\u5dfb\u7dda\u96fb\u6d41\u306f\u529b\u3068\u632f\u52d5\u3092\u5897\u52a0\u3055\u305b\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td>\u96fb\u5727\u30ec\u30d9\u30eb<\/td>\n<td>\u96fb\u5727\u304c\u4e0a\u6607\u3059\u308b\u3068\u30ce\u30a4\u30ba\u304c\u5897\u52a0\u3057\u307e\u3059\uff08\u7121\u8ca0\u8377\u3067\u3082\uff09<\/td>\n<td>\u78c1\u675f\u5bc6\u5ea6\u306f\u96fb\u5727\u306b\u3088\u3063\u3066\u8a2d\u5b9a\u3055\u308c\u3001\u904e\u96fb\u5727\u306f\u30b3\u30a2\u3092\u98fd\u548c\u3055\u305b\u307e\u3059<\/td>\n<\/tr>\n<tr>\n<td>\u9ad8\u8abf\u6ce2\u6210\u5206<\/td>\n<td>\u65b0\u3057\u3044\u5468\u6ce2\u6570\u3001\u30d6\u30fc\u30f3\u97f3\u3001\u4f59\u5206\u306a\u71b1<\/td>\n<td>\u30c9\u30e9\u30a4\u30d6\u3084\u6eb6\u63a5\u6a5f\u304b\u3089\u306e\u6b6a\u3093\u3060\u96fb\u6d41\u304c\u30b3\u30a2\u3092\u523a\u6fc0\u3057\u307e\u3059<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u5b9f\u969b\u306e\u72b6\u6cc1\uff1a\u6a5f\u68b0\u304c\u7a3c\u50cd\u3057\u3066\u3044\u308b\u3068\u304d\u3001\u4e00\u90e8\u306e\u30c8\u30e9\u30f3\u30b9\u306f\u30cf\u30e0\u97f3\u3092\u767a\u751f\u3055\u305b\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u8ca0\u8377\u306b\u95a2\u3057\u3066\u3059\u3079\u3066\u304c\u610f\u56f3\u3057\u305f\u901a\u308a\u306b\u6a5f\u80fd\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u3053\u306e\u305f\u3081\u3001\u6a5f\u68b0\u304c\u4e00\u6642\u7684\u306a\u8ca0\u8377\u3067\u7d0480%\u3092\u8d85\u3048\u306a\u3044\u3088\u3046\u306b\u904b\u8ee2\u3059\u308b\u3053\u3068\u3092\u8981\u6c42\u3059\u308b\u8ca0\u8377\u898f\u5247\u304c\u3042\u308a\u307e\u3059\u3002\u8a00\u3044\u63db\u3048\u308c\u3070\u3001\u3053\u306e\u898f\u5247\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u30c8\u30e9\u30f3\u30b9\u306b\u904e\u5270\u306a\u96fb\u529b\u3092\u4f9b\u7d66\u3059\u308b\u3053\u3068\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u3001\u3053\u308c\u304c\u30ce\u30a4\u30ba\u3084\u71b1\u3092\u751f\u3058\u3055\u305b\u3001\u5bff\u547d\u3092\u77ed\u304f\u3057\u307e\u3059\u3002\u30cf\u30e0\u97f3\u3092\u767a\u3057\u3066\u3044\u3066\u9ad8\u8ca0\u8377\u4fe1\u53f7\u3092\u6301\u3064\u30c8\u30e9\u30f3\u30b9\u304c\u5fc5\u305a\u3057\u3082\u6545\u969c\u3057\u3066\u3044\u308b\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\uff1b\u3053\u308c\u306f80%\u898f\u5247\u306b\u3064\u3044\u3066\u8ff0\u3079\u308b\u969b\u306b\u4ee5\u4e0b\u3067\u8aad\u307f\u53d6\u308c\u308b\u540c\u3058\u7d50\u8ad6\u3067\u3059\u3002.<\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-11477\" src=\"https:\/\/subian-electric.com\/wp-content\/uploads\/2026\/09\/Warning-Signs-When-the-Hum-Needs-Attention.webp\" alt=\"\u8b66\u544a\u30b5\u30a4\u30f3\uff1a\u30cf\u30e0\u97f3\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u306a\u3068\u304d\" width=\"1448\" height=\"1086\" \/><\/p>\n<h2>\u8b66\u544a\u30b5\u30a4\u30f3\uff1a\u30cf\u30e0\u97f3\u306b\u6ce8\u610f\u304c\u5fc5\u8981\u306a\u3068\u304d<\/h2>\n<p>\u3059\u3079\u3066\u306e\u9ad8\u97f3\u306e\u30ce\u30a4\u30ba\u304c\u554f\u984c\u3092\u793a\u3059\u308f\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u304c\u3001\u7279\u5b9a\u306e\u97f3\u306f\u8b66\u544a\u30b5\u30a4\u30f3\u3067\u3059\uff1a<\/p>\n<ul>\n<li>\u7a81\u7136\u73fe\u308c\u308b\uff1a\u9759\u304b\u3060\u3063\u305f\u30c8\u30e9\u30f3\u30b9\u304c\u7a81\u7136\u97f3\u3092\u51fa\u3057\u59cb\u3081\u305f\u5834\u5408\u306f\u3001\u8abf\u67fb\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/li>\n<li>\u30d6\u30f3\u30d6\u30f3\u97f3\u3001\u30d1\u30c1\u30d1\u30c1\u97f3\u3001\u30b7\u30ba\u30eb\u97f3\u306f\u3001\u63a5\u7d9a\u4e0d\u826f\u3001\u7d76\u7e01\u306e\u7834\u640d\u3001\u30c8\u30e9\u30f3\u30b9\u5185\u90e8\u306e\u30b9\u30d1\u30fc\u30af\u306e\u5146\u5019\u3067\u3059 \u2014 \u3053\u308c\u306f\u30c8\u30e9\u30f3\u30b9\u306e\u7a2e\u985e\u306b\u3088\u3063\u3066\u306f\u6700\u3082\u5371\u967a\u306a\u554f\u984c\u306e\u4e00\u3064\u3067\u3059\u3002.<\/li>\n<li>\u71b1\u3068\u5302\u3044\uff1a\u30c8\u30e9\u30f3\u30b9\u304c\u71b1\u304f\u3001\u713c\u3051\u305f\u6cb9\u3084\u30cb\u30b9\u306e\u5302\u3044\u304c\u3059\u308b\u5834\u5408\u3001\u904e\u71b1\u307e\u305f\u306f\u6545\u969c\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<li>\u6f0f\u308c\u3084\u81a8\u5f35\uff1a\u6cb9\u306e\u6f0f\u308c\u3084\u30c8\u30e9\u30f3\u30b9\u30cf\u30a6\u30b8\u30f3\u30b0\u306e\u5909\u5f62\u306f\u3001\u5185\u90e8\u306b\u91cd\u5927\u306a\u554f\u984c\u304c\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n<li>\u6545\u969c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6307\u6a19\uff1a\u56de\u8def\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u30c8\u30ea\u30c3\u30d7\u3001\u3061\u3089\u3064\u304f\u30e9\u30a4\u30c8\u3001\u30cf\u30e0\u97f3\u304c\u767a\u751f\u3057\u305f\u77ac\u9593\u306e\u6a5f\u5668\u306e\u6545\u969c\u306f\u3001\u305d\u306e\u97f3\u304c\u5b9f\u969b\u306e\u3082\u306e\u3067\u3042\u308a\u7121\u5bb3\u3067\u306f\u306a\u3044\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u3053\u308c\u3089\u306e\u591a\u304f\u306e\u30b5\u30a4\u30f3\u306f\u3001\u7d76\u7e01\u30c6\u30b9\u30c8\u3084\u6cb9\u5206\u6790\u304c\u65e9\u671f\u306b\u6355\u6349\u3059\u308b\u305f\u3081\u306b\u5b58\u5728\u3059\u308b\u6545\u969c\u30e1\u30ab\u30cb\u30ba\u30e0\u306b\u8d77\u56e0\u3057\u3066\u3044\u307e\u3059 \u2014 \u30c8\u30e9\u30f3\u30b9\u306e\u6545\u969c\u539f\u56e0\u3068\u3057\u3066\u30ab\u30bf\u30ed\u30b0\u5316\u3055\u308c\u305f\u6545\u969c\u30e2\u30fc\u30c9\u306f\u3001 <a href=\"\/ja\/blog\/transformer-failure-causes\/\">\u30c8\u30e9\u30f3\u30b9\u306e\u6545\u969c\u539f\u56e0<\/a> \u8a18\u4e8b\u3067\u6b63\u78ba\u306b\u5909\u5316\u3057\u305f\u30cf\u30e0\u97f3\u304c\u544a\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u5185\u5bb9\u3067\u3059\u3002.<\/p>\n<h2>\u30c8\u30e9\u30f3\u30b9\u306e\u30ce\u30a4\u30ba\u8b66\u544a\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/h2>\n<p>\u7570\u5e38\u306a\u30c8\u30e9\u30f3\u30b9\u306e\u30cf\u30e0\u97f3\u3092\u805e\u3044\u305f\u5834\u5408\u3001\u884c\u52d5\u3092\u8d77\u3053\u3059\u524d\u306b\u8003\u616e\u3059\u3079\u304d\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n<ul>\n<li>\u30cf\u30e0\u97f3\u306f\u4e00\u8cab\u3057\u3066\u3044\u308b\u3088\u3046\u306b\u805e\u3053\u3048\u307e\u3059\u304b\u3001\u305d\u308c\u3068\u3082\u30d6\u30f3\u30d6\u30f3\u97f3\u3084\u30b7\u30ba\u30eb\u97f3\u306e\u3088\u3046\u3067\u3059\u304b\uff1f \u4e00\u8cab\u3057\u305f\u30cf\u30e0\u97f3\u306f\u6b63\u5e38\u306a\u73fe\u8c61\u3067\u3059\u304c\u3001\u30d6\u30f3\u30d6\u30f3\u97f3\u3084\u30d1\u30c1\u30d1\u30c1\u97f3\u304c\u3059\u308b\u5834\u5408\u306f\u3001\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<li>\u6a5f\u68b0\u304c\u7a3c\u50cd\u3057\u3066\u3044\u308b\u3068\u304d\u306b\u30cf\u30e0\u97f3\u306e\u5927\u304d\u3055\u306f\u5909\u308f\u308a\u307e\u3059\u304b\uff1f \u5909\u308f\u3089\u306a\u3044\u5834\u5408\u3001\u30c8\u30e9\u30f3\u30b9\u306b\u4f55\u304b\u554f\u984c\u304c\u767a\u751f\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/li>\n<li>\u30e6\u30cb\u30c3\u30c8\u306e\u8fd1\u304f\u306b\u71b1\u3044\u3082\u306e\u3001\u5302\u3044\u304c\u3059\u308b\u3082\u306e\u3001\u6f0f\u308c\u3066\u3044\u308b\u3082\u306e\u306f\u3042\u308a\u307e\u3059\u304b\uff1f \u30cb\u30b9\u306e\u5302\u3044\u3084\u71b1\u3001\u6cb9\u306e\u6f0f\u308c\u306f\u3001\u30c8\u30e9\u30f3\u30b9\u304b\u3089\u306e\u97f3\u3092\u5206\u6790\u3059\u308b\u5fc5\u8981\u304c\u306a\u3044\u3053\u3068\u3092\u7d50\u8ad6\u3065\u3051\u308b\u306b\u306f\u5341\u5206\u3067\u3059\u3002.<\/li>\n<li>\u6700\u8fd1\u3001\u96fb\u6c17\u306b\u4f55\u304b\u554f\u984c\u304c\u3042\u308a\u307e\u3057\u305f\u304b\uff1f \u3082\u3057\u305d\u3046\u306a\u3089\u3001\u96fb\u6c17\u6280\u5e2b\u304c\u30ce\u30a4\u30ba\u306e\u539f\u56e0\u3092\u7406\u89e3\u3057\u3001\u30c8\u30e9\u30f3\u30b9\u306e\u30cf\u30e0\u97f3\u304b\u3089\u3055\u307e\u3056\u307e\u306a\u5468\u6ce2\u6570\u3092\u7279\u5b9a\u3067\u304d\u308b\u3067\u3057\u3087\u3046\u3002.<\/li>\n<li>\u30c8\u30e9\u30f3\u30b9\u306f\u4ee5\u524d\u306b\u3053\u306e\u97f3\u3092\u51fa\u3057\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u304b\uff1f \u3082\u3057\u305d\u3046\u306a\u3089\u3001\u305d\u308c\u304c\u307e\u3060\u554f\u984c\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<li>\u73fe\u5728\u3001\u3069\u308c\u304f\u3089\u3044\u306e\u8ca0\u8377\u3092\u304b\u3051\u3066\u3044\u307e\u3059\u304b\uff1f \u901a\u5e38\u306e\u4f5c\u696d\u8ca0\u8377\u306b\u8fd1\u3044\u304b\u305d\u308c\u4ee5\u4e0a\u3067\u3042\u308c\u3070\u3001\u305d\u306e\u4e8b\u5b9f\u306b\u3088\u3063\u3066\u30ce\u30a4\u30ba\u304c\u8aac\u660e\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u3044\u305a\u308c\u304b\u306e\u6761\u4ef6\u306b\u554f\u984c\u304c\u3042\u308b\u5834\u5408\u306f\u3001\u5c02\u9580\u5bb6\u306b\u547c\u3093\u3067\u30c8\u30e9\u30f3\u30b9\u3092\u70b9\u691c\u3057\u3066\u3082\u3089\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30c8\u30e9\u30f3\u30b9\u3092\u5065\u5eb7\u306b\u4fdd\u3064\u305f\u3081\u306e\u30eb\u30fc\u30c1\u30f3 \u2014 \u6cb9\u306e\u30c6\u30b9\u30c8\u3001DGA\u3001\u8996\u899a\u7684\u30c1\u30a7\u30c3\u30af \u2014 \u306f\u4ee5\u4e0b\u306b\u793a\u3055\u308c\u3066\u3044\u307e\u3059\u3002 <a href=\"\/ja\/blog\/transformer-oil-testing-basics\/\">\u30c8\u30e9\u30f3\u30b9\u30d5\u30a9\u30fc\u30de\u30fc\u30aa\u30a4\u30eb\u30c6\u30b9\u30c8\u306e\u57fa\u672c<\/a> \u8a18\u4e8b\u306f\u3001\u7d76\u7e01\u554f\u984c\u3092\u97f3\u304c\u805e\u3053\u3048\u308b\u524d\u306b\u30ad\u30e3\u30c3\u30c1\u3059\u308b\u30b5\u30f3\u30d7\u30eb\u3068\u95be\u5024\u306b\u3064\u3044\u3066\u8aac\u660e\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<h2>\u554f\u984c\u306e\u30cf\u30e0\u97f3\u3092\u4fee\u6b63\u307e\u305f\u306f\u8efd\u6e1b\u3059\u308b\u65b9\u6cd5<\/h2>\n<p>\u8a3a\u65ad\u3055\u308c\u305f\u5185\u5bb9\u306b\u5fdc\u3058\u3066\u3001\u89e3\u6c7a\u7b56\u306f\u6700\u3082\u7c21\u5358\u306a\u3082\u306e\u304b\u3089\u6700\u3082\u5c02\u9580\u7684\u306a\u3082\u306e\u307e\u3067\u3055\u307e\u3056\u307e\u3067\u3059\uff1a<\/p>\n<ul>\n<li>\u7de9\u3093\u3060\u90e8\u54c1\uff1a\u30dc\u30eb\u30c8\u3084\u30bf\u30f3\u30af\u306e\u7aef\u3001\u30bf\u30f3\u30af\u3092\u8986\u3046\u30d1\u30cd\u30eb\u3092\u30c1\u30a7\u30c3\u30af\u3059\u308b\u969b\u306b\u3001\u30d1\u30cd\u30eb\u3092\u62bc\u3057\u305f\u3068\u304d\u306b\u97f3\u304c\u6d88\u3048\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<li>\u9ad8\u96fb\u5727\uff1a\u8ca0\u8377\u304c\u306a\u3044\u3068\u304d\u306b\u97f3\u304c\u5927\u304d\u3044\u5834\u5408\u306f\u3001\u6b21\u306e\u3053\u3068\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\uff1a\u30bf\u30c3\u30d7\u306b\u5bfe\u3059\u308b\u5165\u529b\u96fb\u5727\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\uff1b\u904e\u96fb\u5727\u30bf\u30c3\u30d7\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3067\u3001\u30ce\u30a4\u30ba\u3092\u53d6\u308a\u9664\u304f\u3053\u3068\u304c\u3067\u304d\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002.<\/li>\n<li>\u9ad8\u8abf\u6ce2\u904e\u8ca0\u8377\uff1a\u30ce\u30a4\u30ba\u304cVFD\u3084\u6eb6\u63a5\u6a5f\u306b\u3088\u3063\u3066\u306e\u307f\u767a\u751f\u3059\u308b\u5834\u5408\u3001\u9ad8\u8abf\u6ce2\u6210\u5206\u3092\u6e2c\u5b9a\u3057\u3001\u30ea\u30a2\u30af\u30bf\u3092\u4f7f\u7528\u3057\u3066\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306e\u30d5\u30a3\u30eb\u30bf\u30fc\u3084\u4ed6\u306e\u65b9\u6cd5\u3092\u9069\u7528\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<li>\u7d99\u7d9a\u7684\u306a\u91cd\u8ca0\u8377\uff1a\u76f8\u9593\u3067\u8ca0\u8377\u3092\u518d\u30d0\u30e9\u30f3\u30b9\u3055\u305b\u308b\u304b\u300180%\u30eb\u30fc\u30eb\u306e\u6307\u793a\u306b\u5f93\u3063\u3066\u4ed6\u306e\u5909\u5727\u5668\u306b\u4e00\u90e8\u306e\u8ca0\u8377\u3092\u79fb\u3059\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/li>\n<li>\u771f\u306e\u5185\u90e8\u554f\u984c\uff1a\u7de9\u3093\u3060\u8aad\u307f\u53d6\u308a\u3001\u7d76\u7e01\u306e\u7834\u640d\u3001\u307e\u305f\u306f\u4ed6\u306e\u8981\u56e0\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u5834\u5408\u3001\u5de5\u5834\u3067\u306e\u4fee\u7406\u306f\u4e0d\u53ef\u80fd\u3067\u3042\u308a\u3001\u5909\u5727\u5668\u306f\u4fee\u7406\u306e\u305f\u3081\u306b\u5de5\u5834\u306b\u6301\u3061\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<\/ul>\n<p>\u5883\u754c\u30eb\u30fc\u30eb\uff1a\u30dc\u30eb\u30c8\u3092\u7de0\u3081\u305f\u308a\u6a5f\u68b0\u7684\u306a\u7d44\u307f\u7acb\u3066\u3092\u4fee\u7406\u3059\u308b\u3053\u3068\u3067\u9759\u97f3\u5316\u3067\u304d\u308b\u30ce\u30a4\u30ba\u306f\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306b\u95a2\u9023\u3057\u3001\u52a0\u71b1\u3001\u5947\u5999\u306a\u5302\u3044\u3001\u305d\u306e\u4ed6\u306e\u95a2\u9023\u554f\u984c\u3092\u5f15\u304d\u8d77\u3053\u3059\u96fb\u6c17\u30ce\u30a4\u30ba\u306f\u4fe1\u983c\u6027\u306e\u554f\u984c\u3067\u3059\u3002\u6700\u5f8c\u306b\u3001\u5909\u5727\u5668\u306e\u30b7\u30fc\u30c3\u3068\u3044\u3046\u97f3\u3092\u4fe1\u983c\u3059\u308b\u3088\u308a\u3082\u3001\u5e38\u306b\u5909\u5727\u5668\u3092\u70b9\u691c\u3059\u308b\u65b9\u304c\u826f\u3044\u3067\u3059\u3002.<\/p>\n<h2>\u3088\u304f\u3042\u308b\u8cea\u554f<\/h2>\n<h3>\u306a\u305c\u79c1\u306e\u5909\u5727\u5668\u306f\u30cf\u30e0\u97f3\u3092\u51fa\u3057\u3066\u3044\u308b\u306e\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u5909\u5727\u5668\u306f\u3001\u78c1\u6c17\u3072\u305a\u307f\u306e\u7d50\u679c\u3068\u3057\u3066\u30cf\u30e0\u97f3\u3092\u51fa\u3059\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u92fc\u306e\u30b3\u30a2\u304c60\u307e\u305f\u306f50\u30d8\u30eb\u30c4\u306e\u96fb\u6c17\u30b5\u30a4\u30af\u30eb\u306e\u9593\u306b2\u56de\u4f38\u3073\u305f\u308a\u7e2e\u3093\u3060\u308a\u3059\u308b\u73fe\u8c61\u3067\u3042\u308a\u3001\u30b3\u30a2\u3068\u5dfb\u7dda\u304c\u632f\u52d5\u3057\u307e\u3059\u3002\u3055\u3089\u306b\u3001\u5909\u5727\u5668\u306b\u304b\u304b\u308b\u8ca0\u8377\u3068\u96fb\u5727\u304c\u5897\u3048\u308b\u307b\u3069\u3001\u751f\u6210\u3055\u308c\u308b\u30cf\u30e0\u97f3\u306f\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u30ce\u30a4\u30ba\u304c\u4ed6\u306e\u6a5f\u68b0\u306e\u52d5\u4f5c\u306b\u7d9a\u304f\u5834\u5408\u3001\u901a\u5e38\u306f\u73fe\u5728\u7a3c\u50cd\u4e2d\u306e\u6a5f\u68b0\u306b\u95a2\u9023\u3057\u3066\u3044\u307e\u3059\u3002.<\/p>\n<h3>\u5909\u5727\u5668\u306e\u30cf\u30e0\u97f3\u3092\u53d6\u308a\u9664\u304f\u306b\u306f\u3069\u3046\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u6700\u521d\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001\u554f\u984c\u3092\u8a3a\u65ad\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u6a5f\u68b0\u7684\u306a rattling \u97f3\u306f\u3001\u53d6\u308a\u4ed8\u3051\u30dc\u30eb\u30c8\u3092\u7de0\u3081\u308b\u3053\u3068\u3067\u4fee\u6b63\u3067\u304d\u307e\u3059\u3002\u8ca0\u8377\u304c\u306a\u3044\u72b6\u614b\u3067\u30cf\u30e0\u97f3\u304c\u805e\u3053\u3048\u308b\u5834\u5408\u3001\u5909\u5727\u5668\u306e\u904e\u96fb\u5727\u3092\u78ba\u8a8d\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u53ef\u5909\u5468\u6ce2\u6570\u30c9\u30e9\u30a4\u30d6\u3084\u6eb6\u63a5\u6a5f\u3092\u4f7f\u7528\u3057\u3066\u96fb\u6e90\u3092\u4f9b\u7d66\u3057\u3066\u3044\u308b\u3068\u304d\u306b\u30d0\u30ba\u97f3\u3084\u904e\u71b1\u304c\u767a\u751f\u3059\u308b\u5834\u5408\u3001\u30e9\u30a4\u30f3\u30ea\u30a2\u30af\u30bf\u3084\u30d5\u30a3\u30eb\u30bf\u30fc\u3092\u4f7f\u7528\u3059\u308b\u304b\u3001\u975e\u7dda\u5f62\u8ca0\u8377\u3092\u79fb\u52d5\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5909\u5727\u5668\u304c\u7d99\u7d9a\u7684\u306a\u91cd\u8ca0\u8377\u3092\u7d4c\u9a13\u3057\u3066\u3044\u308b\u5834\u5408\u3001\u8ca0\u8377\u306e\u30d0\u30e9\u30f3\u30b9\u3092\u53d6\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u7de9\u3093\u3060\u30e9\u30df\u30cd\u30fc\u30b7\u30e7\u30f3\u3084\u60aa\u3044\u7d76\u7e01\u306a\u3069\u306e\u771f\u306e\u4e0d\u8db3\u306f\u4fee\u7406\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n<h3>\u5909\u5727\u5668\u306e80%\u30eb\u30fc\u30eb\u3068\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>80%\u30eb\u30fc\u30eb\u306f\u57fa\u672c\u7684\u306b\u3001\u5909\u5727\u5668\u306e\u8ca0\u8377\u306f\u305d\u306e\u5b9a\u683ckVA\u5b9a\u683c\u306e80%\u3092\u8d85\u3048\u3066\u306f\u306a\u3089\u305a\u3001\u9069\u5207\u306b\u6a5f\u80fd\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u3067\u3059\u3002\u305d\u3046\u3067\u306a\u3044\u5834\u5408\u3001\u5909\u5727\u5668\u306f\u904e\u5270\u306a\u30ce\u30a4\u30ba\u3068\u71b1\u3092\u767a\u751f\u3055\u305b\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5909\u5727\u5668\u306e\u30cf\u30e0\u97f3\u306e\u307b\u3068\u3093\u3069\u306e\u30b1\u30fc\u30b9\u306f\u3001\u3053\u306e\u30eb\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u8aac\u660e\u3067\u304d\u307e\u3059\u3002.<\/p>\n<h3>\u5909\u5727\u5668\u304c\u7834\u640d\u3057\u305f\u969b\u306e\u5146\u5019\u306f\u4f55\u3067\u3059\u304b\uff1f<\/h3>\n<p>\u30c8\u30e9\u30f3\u30b9\u306e\u7206\u767a\u306e\u5146\u5019\u306b\u306f\u3001\u5927\u304d\u306a\u7206\u97f3\u3001\u505c\u96fb\u3001\u76ee\u306b\u898b\u3048\u308b\u7159\u3084\u708e\u3001\u713c\u3051\u308b\u5302\u3044\u3001\u6cb9-filled \u30c8\u30e9\u30f3\u30b9\u5468\u8fba\u306e\u30aa\u30a4\u30eb\u6f0f\u308c\u3001\u30a2\u30fc\u30af\u3001\u713c\u3051\u305f\u30b1\u30fc\u30b9\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u901a\u5e38\u3001\u65b0\u305f\u306b\u767a\u751f\u3057\u305f\u30cf\u30e0\u97f3\u3084\u30d1\u30c1\u30d1\u30c1\u97f3\u3001\u30b7\u30ba\u30eb\u97f3\u306f\u3001\u7206\u767a\u304c\u8d77\u3053\u308b\u524d\u306b\u4f55\u304b\u304c\u9593\u9055\u3063\u3066\u3044\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u30c8\u30e9\u30f3\u30b9\u306e\u5373\u6642\u70b9\u691c\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n<h2>\u53c2\u8003\u6587\u732e<\/h2>\n<ul>\n<li><a href=\"https:\/\/www.eaton.com\/us\/en-us\/products\/transformers\/transformer-noise.html\" rel=\"nofollow noopener\" target=\"_blank\">Eaton \u2014 \u30c8\u30e9\u30f3\u30b9\u306e\u30ce\u30a4\u30ba\u3092\u7406\u89e3\u3059\u308b<\/a><\/li>\n<li><a href=\"https:\/\/www.gegridsolutions.com\" rel=\"nofollow noopener\" target=\"_blank\">GE Grid Solutions \u2014 \u30c8\u30e9\u30f3\u30b9\u306e\u97f3\u3068\u632f\u52d5\u30ea\u30bd\u30fc\u30b9<\/a><\/li>\n<li><a href=\"https:\/\/ieeexplore.ieee.org\/document\/174537\" rel=\"nofollow noopener\" target=\"_blank\">IEEE \u2014 \u30c8\u30e9\u30f3\u30b9\u306e\u53ef\u8074\u97f3\u57fa\u6e96<\/a><\/li>\n<li><a href=\"https:\/\/www.hitachienergy.com\" rel=\"nofollow noopener\" target=\"_blank\">Hitachi Energy \u2014 \u30c8\u30e9\u30f3\u30b9\u306e\u72b6\u614b\u76e3\u8996<\/a><\/li>\n<li><a href=\"https:\/\/www.nfpa.org\" rel=\"nofollow noopener\" target=\"_blank\">NFPA \u2014 \u96fb\u6c17\u6a5f\u5668\u70b9\u691c\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a><\/li>\n<\/ul>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u4ed6\u306e\u6a5f\u5668\u304c\u52d5\u4f5c\u3057\u3066\u3044\u308b\u9593\u306b\u30c8\u30e9\u30f3\u30b9\u304c\u3088\u308a\u632f\u52d5\u3059\u308b\u306e\u306f\u3001\u901a\u5e38\u306f\u7269\u7406\u5b66\u304c\u50cd\u3044\u3066\u3044\u308b\u3060\u3051\u306e\u30b1\u30fc\u30b9\u3067\u3059 \u2014 \u78c1\u6c17\u6b6a\u307f\u306f\u3001\u3059\u3079\u3066\u306e\u30c8\u30e9\u30f3\u30b9\u304c\u56fd\u3067\u4f9b\u7d66\u3055\u308c\u308b\u96fb\u6c17\u306e\u5468\u6ce2\u6570\u3067\u97f3\u30922\u500d\u751f\u6210\u3059\u308b\u539f\u56e0\u3068\u306a\u308a\u3001\u8ca0\u8377\u3001\u96fb\u5727\u3001\u30cf\u30fc\u30e2\u30cb\u30af\u30b9\u304c\u305d\u306e\u5f79\u5272\u3092\u679c\u305f\u3057\u3001\u97f3\u91cf\u3092\u5897\u52a0\u3055\u305b\u307e\u3059\u3002\u6a5f\u68b0\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u308b\u30ce\u30a4\u30ba\u306f\u6b63\u5e38\u3067\u3042\u308a\u3001\u5fc3\u914d\u3059\u3079\u304d\u6a5f\u68b0\u306e\u97f3\u306f\u7570\u306a\u308a\u307e\u3059\u3002\u305d\u308c\u306f\u30cf\u30e0\u97f3\u3084\u30d1\u30c1\u30d1\u30c1\u97f3\u3067\u3042\u3063\u305f\u308a\u3001\u52a0\u71b1\u3001\u5302\u3044\u3001\u6f0f\u308c\u306a\u3069\u306b\u95a2\u9023\u3057\u3066\u3044\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30c8\u30e9\u30f3\u30b9\u306e\u6b63\u5e38\u306a\u97f3\u3092\u8a8d\u8b58\u3057\u3001\u4f55\u304b\u304c\u5909\u308f\u3063\u305f\u5834\u5408\u306b\u4f55\u3092\u3059\u3079\u304d\u304b\u3092\u77e5\u308b\u3053\u3068\u3001\u8ca0\u8377\u306b\u95a2\u3059\u308b\u6307\u793a\u306b\u5f93\u3046\u3053\u3068\u3001\u6a5f\u68b0\u7684\u306a rattles \u3092\u4fee\u6b63\u3059\u308b\u3053\u3068\u3001\u305d\u3057\u3066\u30ce\u30a4\u30ba\u306e\u767a\u751f\u6e90\u3092\u5206\u6790\u3067\u304d\u308b\u5c02\u9580\u306e\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u96fb\u6c17\u7684\u306a\u554f\u984c\u3092\u4efb\u305b\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002.<\/p>","protected":false},"excerpt":{"rendered":"<p>You might see it in factories, workshops, and even big houses: the transformer on a pole, on the wall, or in the vault is buzzing louder when some machines are working. The sound can sometimes be due to magnetostriction, but sometimes it serves as a caution sign that the transformer is overloaded, is unevenly loaded, or is malfunctioning. In this guide, we will discuss the reasons for a transformer\u2019s humming, what it changes when various machines are working, what sounds are normal, and when the buzzing becomes a reason for concern. Answer in brief: Transformers constantly emit a sound, which is due to the magnetostriction process \u2014 the phenomenon of [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":11475,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-11474","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"acf":[],"_links":{"self":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/11474","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=11474"}],"version-history":[{"count":2,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/11474\/revisions"}],"predecessor-version":[{"id":11479,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/posts\/11474\/revisions\/11479"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/media\/11475"}],"wp:attachment":[{"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/media?parent=11474"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/categories?post=11474"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/subian-electric.com\/ja\/wp-json\/wp\/v2\/tags?post=11474"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}