{"id":14409,"date":"2026-09-11T14:03:58","date_gmt":"2026-09-11T05:03:58","guid":{"rendered":"https:\/\/denkikannri.com\/?p=14409"},"modified":"2026-09-11T14:05:30","modified_gmt":"2026-09-11T05:05:30","slug":"%e5%a4%89%e5%9c%a7%e5%99%a8%e3%81%ab%e3%81%8a%e3%81%91%e3%82%8b%e3%80%8c%e5%9f%ba%e6%ba%96%e8%b2%a0%e8%8d%b7%e7%8e%87%e3%80%8d%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6%e3%81%ae%e5%82%99%e5%bf%98%e9%8c%b2","status":"publish","type":"post","link":"https:\/\/denkikannri.com\/?p=14409","title":{"rendered":"\u5909\u5727\u5668\u306b\u304a\u3051\u308b\u300c\u57fa\u6e96\u8ca0\u8377\u7387\u300d\u306b\u3064\u3044\u3066\u306e\u5099\u5fd8\u9332"},"content":{"rendered":"\n

\u5909\u5727\u5668\u306e\u300c\u57fa\u6e96\u8ca0\u8377\u7387\u300d\u306b\u95a2\u3059\u308b\u6982\u7565<\/h2>\n\n\n
\n
\"\"<\/figure>\n<\/div>\n\n\n

\u5909\u5727\u5668\u306e\u300c\u57fa\u6e96\u8ca0\u8377\u7387\u300d\u3068\u306f
\u7701\u30a8\u30cd\u6cd5\uff08\u30c8\u30c3\u30d7\u30e9\u30f3\u30ca\u30fc\u65b9\u5f0f<\/a>\uff09\u3084\u65e5\u672c\u7523\u696d\u898f\u683c\uff08JIS C 4304 \/ JIS C 4306\uff09\u306b\u304a\u3044\u3066<\/strong>
\u5909\u5727\u5668\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u6d88\u8cbb\u52b9\u7387\uff08\u5168\u640d\u5931\uff09\u3092\u6e2c\u5b9a\u30fb\u8a55\u4fa1\u3059\u308b\u305f\u3081\u306b\u7d71\u4e00\u3057\u3066\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u8ca0\u8377\u7387<\/strong><\/span>\u306e\u3053\u3068\u3002<\/p>\n\n\n\n

\u5b9f\u969b\u306e\u73fe\u5834\u3067\u7a3c\u50cd\u3057\u3066\u3044\u308b\u5909\u5727\u5668\u306e\u8ca0\u8377\u7387\uff08\u9700\u8981\u7387\u306a\u3069\u306b\u3088\u3063\u3066\u5909\u52d5\u3059\u308b\u3082\u306e\uff09\u3068\u306f\u7570\u306a\u308a
\u3042\u304f\u307e\u3067\u300c\u88fd\u54c1\u3054\u3068\u306e\u7701\u30a8\u30cd\u6027\u80fd\u3092\u516c\u5e73\u306b\u6bd4\u8f03\u30fb\u8a08\u7b97\u3059\u308b\u305f\u3081\u306e\u6307\u6a19<\/span><\/strong>\u300d\u3068\u3057\u3066\u7528\u3044\u3089\u308c\u308b\u3002<\/p>\n\n\n\n

\u57fa\u6e96\u8ca0\u8377\u7387\u306e\u898f\u5b9a\u5024<\/strong><\/p>\n\n\n\n

\u30c8\u30c3\u30d7\u30e9\u30f3\u30ca\u30fc\u5909\u5727\u5668\u306e\u6027\u80fd\u8a55\u4fa1\u57fa\u6e96\u3067\u306f
\u5909\u5727\u5668\u306e\u300c\u5b9a\u683c\u5bb9\u91cf<\/a><\/strong>\u300d\u306b\u3088\u3063\u3066\u57fa\u6e96\u8ca0\u8377\u7387\u304c\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n

\u5909\u5727\u5668\u306e\u5b9a\u683c\u5bb9\u91cf<\/strong><\/td>\u57fa\u6e96\u8ca0\u8377\u7387<\/strong><\/td>\u4e3b\u306a\u60f3\u5b9a\u7528\u9014<\/strong><\/td><\/tr><\/thead>
500 kVA \u4ee5\u4e0b<\/strong><\/td>40%<\/strong> (m = 0.4)<\/td>\u4e2d\u5c0f\u898f\u6a21\u30d3\u30eb\u3001\u5546\u696d\u65bd\u8a2d
\u5c0f\u898f\u6a21\u5de5\u5834\u306a\u3069<\/td><\/tr>
500 kVA \u3092\u8d85\u3048\u308b\u3082\u306e<\/strong><\/td>50%<\/strong> (m = 0.5)<\/td>\u5927\u898f\u6a21\u5de5\u5834
\u5927\u898f\u6a21\u30c7\u30fc\u30bf\u30bb\u30f3\u30bf\u30fc\u306a\u3069<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

\u3010\u57fa\u6e96\u8ca0\u8377\u7387\u304c\u9078\u3070\u308c\u308b\u7406\u7531\u3011
\u5b9f\u969b\u306e\u53d7\u96fb\u8a2d\u5099\u306b\u304a\u3044\u3066\u3001\u5909\u5727\u5668\u304c24\u6642\u9593365\u65e5\u5e38\u306b100%\u30d5\u30eb\u7a3c\u50cd\u3057\u3066\u3044\u308b\u30b1\u30fc\u30b9\u306f\u6975\u3081\u3066\u7a00\u3067\u3042\u308a
\u591a\u304f\u306e\u8a2d\u5099\u3067\u306f\u3001\u5e73\u5747\u7684\u306a\u904b\u7528\u8ca0\u8377\u304c30\u301c50%\u7a0b\u5ea6\u306b\u53ce\u307e\u308b\u50be\u5411<\/span><\/strong>\u304c\u3042\u308b\u3002
\u305d\u306e\u305f\u3081\u3001\u5b9f\u904b\u7528\u306b\u8fd1\u3044\u72b6\u614b\u3067\u306e\u7701\u30a8\u30cd\u6027\u80fd\u3092\u8a55\u4fa1\u3067\u304d\u308b\u3088\u3046
\u5b9f\u614b\u306b\u5373\u3057\u305f\u3053\u306e\u6570\u5024\u304c\u6e2c\u5b9a\u57fa\u6e96\u3068\u3057\u3066\u63a1\u7528\u3055\u308c\u308b\u3053\u3068<\/span><\/strong>\u304c\u591a\u3044\u3002<\/p>\n\n\n\n

\u57fa\u6e96\u8ca0\u8377\u7387\u3092\u7528\u3044\u305f\u640d\u5931\u306e\u8a08\u7b97\u5f0f<\/h2>\n\n\n
\n
\"\"<\/figure>\n<\/div>\n\n\n

\u5909\u5727\u5668\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u6d88\u8cbb\u52b9\u7387\uff08\u5168\u640d\u5931\uff09\u304c
\u30c8\u30c3\u30d7\u30e9\u30f3\u30ca\u30fc\u57fa\u6e96\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u304b\u3092\u5224\u5b9a\u3059\u308b\u969b\u3001\u4ee5\u4e0b\u306e\u8a08\u7b97\u5f0f\u304c\u7528\u3044\u3089\u308c\u308b\u3002<\/p>\n\n\n\n

W = W\u2080 + m\u00b2\u30fbWc<\/span><\/strong><\/p>\n\n\n\n

\u30fbW\uff1a\u5168\u640d\u5931\uff08kW\uff09
\u30fb W\u2080\uff1a\u7121\u8ca0\u8377\u640d\uff08\u9244\u640d\uff09\u2026 \u96fb\u5727\u304c\u5370\u52a0\u3055\u308c\u3066\u3044\u308b\u3060\u3051\u3067\u3001\u8ca0\u8377\u306e\u6709\u7121\u306b\u95a2\u308f\u3089\u305a\u5e38\u306b\u767a\u751f\u3059\u308b\u640d\u5931\uff08kW\uff09
\u30fbWc\uff1a\u8ca0\u8377\u640d\uff08\u9285\u640d\uff09\u2026 \u5b9a\u683c\u5bb9\u91cf\uff08100%\u8ca0\u8377\uff09\u6642\u306b\u3001\u5dfb\u7dda\u306e\u62b5\u6297\u306a\u3069\u3067\u751f\u3058\u308b\u640d\u5931\uff08kW\uff09
\u30fb m\uff1a\u57fa\u6e96\u8ca0\u8377\u7387\uff08500 kVA\u4ee5\u4e0b\u306a\u3089 0.4\u3001\u8d85\u3048\u308b\u5834\u5408\u306f 0.5\uff09<\/p>\n\n\n\n

\u8ca0\u8377\u640d\uff08\u9285\u640d\uff09\u306f\u300c\u8ca0\u8377\u96fb\u6d41\u306e2\u4e57\uff08\u8ca0\u8377\u7387\u306e2\u4e57\uff09<\/span><\/strong>\u300d\u306b\u6bd4\u4f8b\u3059\u308b\u3068\u3044\u3046\u7279\u6027\u304c\u3042\u308b\u3002
\u305f\u3068\u3048\u3070\u3001\u5b9a\u683c\u5bb9\u91cf500 kVA\u4ee5\u4e0b\u306e\u5909\u5727\u5668\uff08\u57fa\u6e96\u8ca0\u8377\u738740%\uff09\u306e\u5834\u5408
\u767a\u751f\u3059\u308b\u8ca0\u8377\u640d\u306f\u5b9a\u683c\u6642\u306e 0.4\u00b2 = 0.16\uff08\uff1d16%\uff09\u307e\u3067\u5c0f\u3055\u304f\u306a\u308b\u3002
\u3053\u306e\u8a08\u7b97\u3067\u6c42\u3081\u3089\u308c\u305f\u300c\u7121\u8ca0\u8377\u640d\u300d\u3068\u300c\u57fa\u6e96\u8ca0\u8377\u7387\u306b\u304a\u3051\u308b\u8ca0\u8377\u640d\u300d\u306e\u5408\u8a08\u304c
\u30a8\u30cd\u30eb\u30ae\u30fc\u6d88\u8cbb\u52b9\u7387\u306e\u5224\u5b9a\u57fa\u6e96\u3068\u306a\u308b\u3002<\/p>\n\n\n\n

\u5b9f\u52d9\u306b\u304a\u3051\u308b\u30dd\u30a4\u30f3\u30c8<\/h2>\n\n\n
\n
\"\"<\/figure>\n<\/div>\n\n\n

\u6a5f\u5668\u9078\u5b9a\u3068\u30c8\u30c3\u30d7\u30e9\u30f3\u30ca\u30fc\u9069\u5408\u57fa\u6e96<\/strong><\/p>\n\n\n\n

\u30ab\u30bf\u30ed\u30b0\u3084\u4ed5\u69d8\u66f8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u5909\u5727\u5668\u306e\u300c\u30a8\u30cd\u30eb\u30ae\u30fc\u6d88\u8cbb\u52b9\u7387\u300d\u3084
\u300c\u57fa\u6e96\u8ca0\u8377\u640d\u300d\u306f\u3001\u524d\u8ff0\u306e40%\u307e\u305f\u306f50%\u306e\u6761\u4ef6\u4e0b\u3067\u7b97\u51fa\u3055\u308c\u3066\u3044\u308b\u3002<\/p>\n\n\n\n

\u73fe\u5728\u3001\u56fd\u5185\u3067\u88fd\u9020\u30fb\u8ca9\u58f2\u3055\u308c\u308b\u6cb9\u5165\u5909\u5727\u5668\u304a\u3088\u3073\u30e2\u30fc\u30eb\u30c9\u5909\u5727\u5668\u306f
\u7701\u30a8\u30cd\u6cd5\u306b\u57fa\u3065\u304f\u300c\u7b2c\u4e8c\u6b21\u5224\u65ad\u57fa\u6e96\uff082014\u5e74\u5ea6\u4ee5\u964d\u9069\u7528\uff09\u300d\u3084
\u3055\u3089\u306b\u7701\u30a8\u30cd\u57fa\u6e96\u304c\u5f37\u5316\u3055\u308c\u305f\u300c\u7b2c\u4e09\u6b21\u5224\u65ad\u57fa\u6e96\uff082026\u5e74\u5ea6\u4ee5\u964d\u9069\u7528\uff09<\/a><\/strong>\u300d\u3092
\u6e80\u305f\u3057\u305f\u30c8\u30c3\u30d7\u30e9\u30f3\u30ca\u30fc\u5909\u5727\u5668\u3067\u3042\u308b\u3053\u3068\u304c\u6c42\u3081\u3089\u308c\u3066\u3044\u308b\u3002
\u3053\u308c\u3089\u306f\u65e7\u578b\u306e\u5909\u5727\u5668\uff081990\u5e74\u4ee3\u4ee5\u524d\u306e\u3082\u306e\uff09\u3068\u6bd4\u8f03\u3057\u3066
\u7279\u306b\u7121\u8ca0\u8377\u640d\uff08\u9244\u640d\uff09\u304c\u5927\u5e45\u306b\u4f4e\u6e1b\uff08\u30a2\u30e2\u30eb\u30d5\u30a1\u30b9\u9244\u5fc3\u306e\u63a1\u7528\u306a\u3069\uff09\u3055\u308c\u3066\u304a\u308a
\u57fa\u6e96\u8ca0\u8377\u7387\u4ed8\u8fd1\u3067\u306e\u7dcf\u5408\u7684\u306a\u52b9\u7387\u304c\u98db\u8e8d\u7684\u306b\u5411\u4e0a\u3057\u3066\u3044\u308b\u3002<\/span><\/strong><\/p>\n\n\n\n

\u904e\u5927\u5bb9\u91cf\uff08\u4f4e\u8ca0\u8377\u904b\u8ee2\uff09\u306e\u6291\u5236\u3068\u6700\u9069\u5316<\/strong><\/p>\n\n\n\n

\u8a2d\u5099\u8a2d\u8a08\u306e\u5b9f\u52d9\u306b\u304a\u3044\u3066\u975e\u5e38\u306b\u3088\u304f\u3042\u308b\u4e8b\u4f8b\u3067
\u300c\u5c06\u6765\u306e\u5897\u8a2d\u3092\u904e\u5927\u306b\u898b\u8fbc\u307f\u3059\u304e\u3066\u3001\u5927\u304d\u3059\u304e\u308b\u5bb9\u91cf\u306e\u30c8\u30e9\u30f3\u30b9\u3092\u9078\u5b9a\u3057\u3066\u3057\u307e\u3046\u300d\u3053\u3068\u3068\u306a\u308b\u3002<\/p>\n\n\n\n

\u5bb9\u91cf\u304c\u5927\u304d\u3059\u304e\u308b\u5909\u5727\u5668\u3092\u9078\u5b9a\u3059\u308b\u3068\u3001\u5b9f\u969b\u306e\u904b\u7528\u6642\u306e\u8ca0\u8377\u7387\u304c10\u301c20%\u7a0b\u5ea6\u307e\u3067\u843d\u3061\u8fbc\u3093\u3067\u3057\u307e\u3044
\u8ca0\u8377\u7387\u304c\u4f4e\u3044\u72b6\u614b\u3067\u306f\u8ca0\u8377\u640d\uff08\u9285\u640d\uff09\u306f\u5c0f\u3055\u304f\u306a\u308b\u304c
\u901a\u96fb\u3057\u3066\u3044\u308b\u9650\u308a\u56fa\u5b9a\u3067\u767a\u751f\u3057\u7d9a\u3051\u308b\u7121\u8ca0\u8377\u640d\uff08\u9244\u640d\uff09\u306e\u30ed\u30b9\u304c\u76f8\u5bfe\u7684\u306b\u76ee\u7acb\u3064<\/span><\/strong>\u3088\u3046\u306b\u306a\u308b\u3002<\/p>\n\n\n\n

\u5909\u5727\u5668\u306f\u3001\u57fa\u6e96\u8ca0\u8377\u7387\uff0840\u301c50%\uff09\u4ed8\u8fd1\u3067\u5e38\u7528\u904b\u8ee2\u3057\u305f\u3068\u304d\u306b
\u6700\u3082\u52b9\u7387\u304c\u826f\u304f\u306a\u308b\uff08\u6700\u9ad8\u52b9\u7387\u70b9\u306b\u8fd1\u3065\u304f\uff09\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u308b\u3002
\u305d\u306e\u305f\u3081\u3001\u5b9f\u904b\u7528\u6642\u306e\u8ca0\u8377\u3092\u9069\u5207\u306b\u898b\u6975\u3081\u3001\u7121\u99c4\u306b\u5927\u304d\u3059\u304e\u306a\u3044\u5bb9\u91cf\u3092\u9078\u5b9a\u3059\u308b\u3053\u3068\u304c
\u7d50\u679c\u7684\u306b\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u30b3\u30b9\u30c8\uff08\u96fb\u6c17\u4ee3\uff09\u306e\u6700\u9069\u5316\u306b\u76f4\u7d50\u3059\u308b\u3002<\/p>\n\n\n\n

\u9ad8\u52b9\u7387\u5909\u5727\u5668\u3078\u306e\u66f4\u65b0\u63d0\u6848\uff08\u7701\u30a8\u30cd\u8a3a\u65ad\uff09<\/strong><\/p>\n\n\n

\n
\"\"<\/figure>\n<\/div>\n\n\n

\u96fb\u6c17\u7ba1\u7406\u6280\u8853\u8005\u3068\u3057\u3066\u9700\u8981\u5bb6\u69d8\u3078\u30ad\u30e5\u30fc\u30d3\u30af\u30eb\u6539\u4fee\u306e\u63d0\u6848\u3092\u884c\u3046\u969b
\u300cPCB<\/a><\/strong>\u542b\u6709\u306e\u6709\u7121\u300d\u3084\u300c\u7d4c\u5e74\u52a3\u5316\u300d\u3060\u3051\u3067\u306a\u304f
\u3053\u306e\u300c\u57fa\u6e96\u8ca0\u8377\u7387\u306b\u57fa\u3065\u304f\u640d\u5931\u4f4e\u6e1b\uff08\u7701\u30a8\u30cd\u52b9\u679c\uff09\u300d\u3092\u5b9a\u91cf\u7684\u306b\u63d0\u793a\u3059\u308b\u3053\u3068\u304c\u52b9\u679c\u7684\u3068\u306a\u308b\u3002<\/p>\n\n\n\n

\u9ad8\u7d4c\u5e74\u306e\u5909\u5727\u5668\u304b\u3089\u6700\u65b0\u306e\u30c8\u30c3\u30d7\u30e9\u30f3\u30ca\u30fc\u5909\u5727\u5668\u3078\u66f4\u65b0\u3059\u308b\u3053\u3068\u3067
\u5f85\u6a5f\u96fb\u529b\u3068\u3082\u8a00\u3048\u308b\u7121\u8ca0\u8377\u640d\uff08\u9244\u640d\uff09\u3092\u6e1b\u3089\u3059\u3053\u3068\u304c\u3067\u304d
\u6295\u8cc7\u56de\u53ce\u306e\u63d0\u6848\u3092\u3057\u3084\u3059\u304f\u306a\u308b\u3002<\/p>\n\n\n\n

\u53c2\u8003\u8cc7\u6599<\/h2>\n\n\n\n
\n
    \n
  • \u65e5\u672c\u7523\u696d\u898f\u683c JIS C 4304\u300c\u914d\u96fb\u75286kV\u6cb9\u5165\u5909\u5727\u5668\u300d\/ JIS C 4306\u300c\u914d\u96fb\u75286kV\u30e2\u30fc\u30eb\u30c9\u5909\u5727\u5668\u300d<\/li>\n\n\n\n
  • \u7d4c\u6e08\u7523\u696d\u7701 \u8cc7\u6e90\u30a8\u30cd\u30eb\u30ae\u30fc\u5e81\u300c\u30c8\u30c3\u30d7\u30e9\u30f3\u30ca\u30fc\u5236\u5ea6\uff08\u5909\u5727\u5668\u306e\u5224\u65ad\u57fa\u6e96\uff09\u300d<\/li>\n\n\n\n
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