{"id":2434,"date":"2026-01-20T03:36:22","date_gmt":"2026-01-20T03:36:22","guid":{"rendered":"https:\/\/cnkuangya.com\/?p=2434"},"modified":"2026-04-24T15:32:30","modified_gmt":"2026-04-24T07:32:30","slug":"the-complete-guide-to-fuse-link-sizing-for-ac-dc-applications","status":"publish","type":"post","link":"https:\/\/cnkuangya.com\/ja\/blog\/the-complete-guide-to-fuse-link-sizing-for-ac-dc-applications\/","title":{"rendered":"AC\/DC\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u30b5\u30a4\u30b8\u30f3\u30b0\u5b8c\u5168\u30ac\u30a4\u30c9"},"content":{"rendered":"

\u8907\u96d1\u306a\u7523\u696d\u7528\u96fb\u6c17\u4fdd\u8b77\u306e\u4e16\u754c\u3067\u306f\u3001\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u306e\u6b63\u3057\u3044\u9078\u629e\u3068\u30b5\u30a4\u30b8\u30f3\u30b0\u304c\u30b7\u30b9\u30c6\u30e0\u306e\u5b89\u5168\u6027\u3068\u4fe1\u983c\u6027\u306b\u3068\u3063\u3066\u6700\u3082\u91cd\u8981\u3067\u3059\u3002\u518d\u751f\u53ef\u80fd\u30a8\u30cd\u30eb\u30ae\u30fc\u30b7\u30b9\u30c6\u30e0\u3001\u96fb\u6c17\u81ea\u52d5\u8eca\u30a4\u30f3\u30d5\u30e9\u3001\u307e\u305f\u306f\u5f93\u6765\u306e\u7523\u696d\u7528\u914d\u96fb\u306e\u3044\u305a\u308c\u3092\u8a2d\u8a08\u3059\u308b\u5834\u5408\u3067\u3082\u3001\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u306e\u30cb\u30e5\u30a2\u30f3\u30b9\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002 \u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af AC\/DC \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/strong> \u306f\u3001\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u3068\u3063\u3066\u3082\u8abf\u9054\u306e\u5c02\u9580\u5bb6\u306b\u3068\u3063\u3066\u3082\u540c\u69d8\u306b\u91cd\u8981\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n

\u6700\u65b0\u306e\u56de\u8def\u4fdd\u8b77\u306b\u304a\u3051\u308b\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u306e\u7406\u89e3<\/h2>\n\n\n\n

\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u306f\u3001\u904e\u96fb\u6d41\u72b6\u614b\u304b\u3089\u96fb\u6c17\u56de\u8def\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u72a0\u7272\u88c5\u7f6e\u3067\u3042\u308b\u3002\u591a\u304f\u306e\u5834\u5408\u30cf\u30a6\u30b8\u30f3\u30b0\u306b\u53ce\u3081\u3089\u308c\u305f\u91d1\u5c5e\u30b9\u30c8\u30ea\u30c3\u30d7\u307e\u305f\u306f\u30ef\u30a4\u30e4\u30fc\u30d2\u30e5\u30fc\u30ba\u30a8\u30ec\u30e1\u30f3\u30c8\u3067\u69cb\u6210\u3055\u308c\u3001\u96fb\u6d41\u304c\u7279\u5b9a\u306e\u5024\u3092\u4e00\u5b9a\u6642\u9593\u8d85\u3048\u308b\u3068\u6eb6\u65ad\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

\u6700\u65b0\u306e\u7523\u696d\u7528\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u306f\u72ec\u7acb\u3057\u305f\u90e8\u54c1\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u306f\u591a\u304f\u306e\u5834\u5408\u30d0\u30b9\u30d0\u30fc\u3068\u4e00\u4f53\u5316\u3055\u308c\u3066\u304a\u308a\u3001\u74b0\u5883\u8150\u98df\u3084\u5076\u767a\u7684\u306a\u30a2\u30fc\u30af\u653e\u96fb\u3092\u9632\u3050\u305f\u3081\u3001\u901a\u5e38\u306f\u9ad8\u54c1\u8cea\u306e\u71b1\u53ce\u7e2e\u30c1\u30e5\u30fc\u30d6\u306b\u3088\u308b\u5f37\u56fa\u306a\u7d76\u7e01\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n\n\n\n

\u30d2\u30e5\u30fc\u30ba\u30fb\u30ea\u30f3\u30af\u30fb\u30a2\u30bb\u30f3\u30d6\u30ea\u306e\u4e3b\u8981\u90e8\u54c1<\/a><\/h3>\n\n\n\n
    \n
  1. \u53ef\u6eb6\u6027\u30a8\u30ec\u30e1\u30f3\u30c8<\/strong>:\u6545\u969c\u6642\u306b\u6eb6\u878d\u3059\u308b\u30b3\u30a2\u5c0e\u4f53\u3002.<\/li>\n\n\n\n
  2. \u30dc\u30c7\u30a3\/\u30cf\u30a6\u30b8\u30f3\u30b0<\/strong>:\u30a2\u30fc\u30af\u3092\u53ce\u7d0d\u3059\u308b\u30bb\u30e9\u30df\u30c3\u30af\u88fd\u307e\u305f\u306f\u30b0\u30e9\u30b9\u30d5\u30a1\u30a4\u30d0\u30fc\u88fd\u306e\u30b1\u30fc\u30b7\u30f3\u30b0\u3002.<\/li>\n\n\n\n
  3. \u30bf\u30fc\u30df\u30ca\u30eb<\/strong>:\u63a5\u7d9a\u30dd\u30a4\u30f3\u30c8\uff08\u30d6\u30ec\u30fc\u30c9\u5f0f\u307e\u305f\u306f\u30dc\u30eb\u30c8\u5f0f\uff09\u3002.<\/li>\n\n\n\n
  4. \u7d76\u7e01\u4fdd\u8b77<\/strong>:\u5916\u90e8\u71b1\u53ce\u7e2e\u30c1\u30e5\u30fc\u30d6\u3092\u63a5\u7d9a\u90e8\u306b\u9069\u7528\u3057\u3001\u7d76\u7e01\u8010\u529b\u3092\u78ba\u4fdd\u3059\u308b\u3002.<\/li>\n<\/ol>\n\n\n\n

    AC\u3068DC\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u9055\u3044\uff1a\u306a\u305c\u91cd\u8981\u306a\u306e\u304b<\/h2>\n\n\n\n

    \u96fb\u6c17\u8a2d\u8a08\u306b\u304a\u3051\u308b\u6700\u3082\u4e00\u822c\u7684\u306a\u9593\u9055\u3044\u306e 1 \u3064\u306f\u3001\u4ea4\u6d41\u304a\u3088\u3073\u76f4\u6d41\u30d2\u30e5\u30fc\u30ba\u306b\u4e92\u63db\u6027\u304c\u3042\u308b\u3068\u4eee\u5b9a\u3059\u308b\u3053\u3068\u3067\u3059\u3002\u4e00\u90e8\u306e\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u306f\u30c7\u30e5\u30a2\u30eb\u5b9a\u683c\u3067\u3059\u304c\u3001\u4ea4\u6d41\uff08AC\uff09\u3068\u76f4\u6d41\uff08DC\uff09\u306e\u906e\u65ad\u306e\u7269\u7406\u7684\u6027\u8cea\u306f\u5927\u304d\u304f\u7570\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

    \u30bc\u30ed\u30af\u30ed\u30b9\u30fb\u30d5\u30a1\u30af\u30bf\u30fc<\/h3>\n\n\n\n
      \n
    • AC\u56de\u8def<\/strong>: The current naturally passes through zero voltage 100 or 120 times per second (50\/60Hz). This “zero-crossing” helps extinguish the electrical arc formed when a fuse blows.<\/li>\n\n\n\n
    • \u76f4\u6d41\u56de\u8def<\/strong>:\u30bc\u30ed\u30af\u30ed\u30b9\u306f\u306a\u3044\u3002\u96fb\u5727\u306f\u9023\u7d9a\u7684\u3067\u3042\u308b\u3002\u76f4\u6d41\u56de\u8def\u3067\u30d2\u30e5\u30fc\u30ba\u304c\u6eb6\u65ad\u3057\u305f\u5834\u5408\u3001\u30a2\u30fc\u30af\u306f\u6d88\u706b\u304c\u975e\u5e38\u306b\u56f0\u96e3\u3067\u3042\u308a\u3001\u305d\u308c\u81ea\u4f53\u304c\u6301\u7d9a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u305f\u3081\u3001\u30d2\u30e5\u30fc\u30ba\u304c\u76f4\u6d41\u96fb\u5727\u7528\u306b\u7279\u5225\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u6a5f\u5668\u306e\u81f4\u547d\u7684\u306a\u6545\u969c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/li>\n<\/ul>\n\n\n\n

      \u6bd4\u8f03AC\u30d2\u30e5\u30fc\u30ba\u3068DC\u30d2\u30e5\u30fc\u30ba\u306e\u7279\u6027\u6bd4\u8f03<\/h3>\n\n\n\n
      \u7279\u5fb4<\/th>AC\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/th>DC\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3<\/th><\/tr>
      \u73fe\u5728\u306e\u6d41\u308c<\/strong><\/td>\u767a\u632f\uff08\u6b63\u5f26\u6ce2\uff09<\/td>\u9023\u7d9a\/\u4e00\u65b9\u5411<\/td><\/tr>
      \u30a2\u30fc\u30af\u6d88\u6ec5<\/strong><\/td>\u30bc\u30ed\u30af\u30ed\u30b9\u306b\u3088\u308a\u5bb9\u6613<\/td>\u96e3\u3057\u3044\u3002<\/td><\/tr>
      \u5b9a\u683c\u96fb\u5727<\/strong><\/td>\u6a19\u6e96\u5b9f\u52b9\u5b9a\u683c<\/td>\u591a\u304f\u306e\u5834\u5408\u3001\u56de\u8def\u96fb\u5727\u3088\u308a\u9ad8\u3044\u5b9a\u683c\u304c\u5fc5\u8981<\/td><\/tr>
      \u30b5\u30a4\u30ba\/\u69cb\u9020<\/strong><\/td>\u6a19\u6e96\u5bf8\u6cd5<\/td>\u591a\u304f\u306e\u5834\u5408\u3001\u30a2\u30fc\u30af\u6291\u5236\u306e\u305f\u3081\u306b\u5927\u304d\u304f\u306a\u308b\u3002<\/td><\/tr>
      \u5178\u578b\u7684\u306a\u4f7f\u7528\u4f8b<\/strong><\/td>\u30b0\u30ea\u30c3\u30c9\u96fb\u6e90\u3001\u30e2\u30fc\u30bf\u30fc\u3001\u7167\u660e<\/td>\u592a\u967d\u5149\u767a\u96fb\u3001EV\u30d0\u30c3\u30c6\u30ea\u30fc\u3001UPS\u30b7\u30b9\u30c6\u30e0<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

      \u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30afAC\/DC\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b5\u30a4\u30b8\u30f3\u30b0\u306e\u57fa\u790e<\/h2>\n\n\n\n

      \u9069\u5207\u306a\u30b5\u30a4\u30b8\u30f3\u30b0\u306b\u306f\u3001\u5b9a\u683c\u30a2\u30f3\u30da\u30a2\u306b\u5408\u308f\u305b\u308b\u3060\u3051\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u96fb\u5727\u3001\u5468\u56f2\u6e29\u5ea6\u3001\u7279\u5b9a\u306e\u8ca0\u8377\u7279\u6027\u3092\u8003\u616e\u3057\u305f\u8a08\u7b97\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n\n\n\n

      1.\u5b9a\u683c\u96fb\u5727<\/h3>\n\n\n\n

      \u30d2\u30e5\u30fc\u30ba\u306e\u5b9a\u683c\u96fb\u5727\u306f \u4ee5\u4e0a<\/strong> \u56de\u8def\u96fb\u5727\u3002.<\/p>\n\n\n\n

        \n
      • DC\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528<\/strong>:\u30d2\u30e5\u30fc\u30ba\u304c\u7279\u5b9a\u306e\u76f4\u6d41\u96fb\u5727\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u9ad8\u96fb\u5727DC\u30b7\u30b9\u30c6\u30e0\uff081000V\u306e\u30bd\u30fc\u30e9\u30fc\u30a2\u30ec\u30a4\u306a\u3069\uff09\u3067AC\u5b9a\u683c\u306e\u30d2\u30e5\u30fc\u30ba\u3092\u4f7f\u7528\u3059\u308b\u306e\u306f\u5b89\u5168\u4e0a\u306e\u554f\u984c\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n

        2.\u5b9a\u683c\u96fb\u6d41\uff08\u30a2\u30f3\u30da\u30a2\u5b9a\u683c\uff09<\/h3>\n\n\n\n

        \u5b9a\u683c\u96fb\u6d41\u306f\u3001\u30d2\u30e5\u30fc\u30ba\u304c\u52a3\u5316\u3059\u308b\u3053\u3068\u306a\u304f\u9023\u7d9a\u3057\u3066\u6d41\u305b\u308b\u96fb\u6d41\u3092\u793a\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

          \n
        • \u7d4c\u9a13\u5247<\/strong>:\u30d2\u30e5\u30fc\u30ba\u5b9a\u683c\uff08$I_n$\uff09\u306f\u3001\u898f\u683c\uff08IEC\u5bfeUL\uff09\u306b\u3082\u3088\u308a\u307e\u3059\u304c\u3001\u5168\u8ca0\u8377\u96fb\u6d41\uff08$I_{load}$\uff09\u306e\u7d04125%\uff5e150%\u3068\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n

          3.\u906e\u65ad\u5b9a\u683c\uff08\u906e\u65ad\u5bb9\u91cf\uff09<\/h3>\n\n\n\n

          \u3053\u308c\u306f\u3001\u30d2\u30e5\u30fc\u30ba\u304c\u7206\u767a\u305b\u305a\u306b\u5b89\u5168\u306b\u906e\u65ad\u3067\u304d\u308b\u6700\u5927\u96fb\u6d41\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n

            \n
          • \u9ad8\u6545\u969c\u96fb\u6d41<\/strong>:\u7523\u696d\u7528\u30b7\u30b9\u30c6\u30e0\u3067\u306f\u3001\u81a8\u5927\u306a\u77ed\u7d61\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u3001\u9ad8\u3044\u906e\u65ad\u5b9a\u683c\uff08100kA \u307e\u305f\u306f 200kA\u306a\u3069\uff09\u3092\u6301\u3064\u30d2\u30e5\u30fc\u30ba\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/li>\n<\/ul>\n\n\n\n
            \"\u71b1\u53ce\u7e2e\u65ad\u71b1\u6750\u3092\u4f7f\u7528\u3057\u305fKuangya\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u69cb\u9020\u306e\u6280\u8853\u5207\u65ad\u56f3\"<\/figure>\n\n\n\n

            \u9078\u5b9a\u57fa\u6e96\u3068\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u4fc2\u6570<\/h2>\n\n\n\n

            AC\/DC \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u306e\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u3092\u9078\u629e\u3059\u308b\u5834\u5408\u3001\u74b0\u5883\u8981\u56e0\u304c\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u307e\u3059\u3002\u9ad8\u6e29\u306e\u7b50\u4f53\u3067\u52d5\u4f5c\u3059\u308b\u30d2\u30e5\u30fc\u30ba\u306f\u3001\u6dbc\u3057\u3044\u90e8\u5c4b\u3067\u52d5\u4f5c\u3059\u308b\u30d2\u30e5\u30fc\u30ba\u3088\u308a\u3082\u65e9\u304f\u6eb6\u65ad\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

            \u6e29\u5ea6\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0<\/h3>\n\n\n\n

            Fuses are typically rated at 25\u00b0C (77\u00b0F). If the operating temperature is higher, the fuse must be “derated” (upsized) to avoid nuisance blowing.<\/p>\n\n\n\n

            \u4e00\u822c\u7684\u306a\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u516c\u5f0f\uff1a<\/strong>
            $$I_{fuse}<\/p>\n\n\n\n

              \n
            • $I_{fuse}$: \u6700\u5c0f\u30d2\u30e5\u30fc\u30ba\u5b9a\u683c<\/li>\n\n\n\n
            • $I_{load}$\uff1a\u52d5\u4f5c\u96fb\u6d41<\/li>\n\n\n\n
            • $K_t$\uff1a\u6e29\u5ea6\u8efd\u6e1b\u4fc2\u6570\uff08\u4f8b\uff1a40\u2103\u30670.9\uff09<\/li>\n\n\n\n
            • $K_a$\uff1a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u4fc2\u6570\uff08\u4f8b\u3048\u3070\u3001\u9023\u7d9a\u8ca0\u8377\u306e\u5834\u5408\u306f0.75\uff09<\/li>\n<\/ul>\n\n\n\n

              \u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u30b5\u30a4\u30ba\u30c1\u30e3\u30fc\u30c8\uff08\u53c2\u8003\uff09<\/h3>\n\n\n\n
              \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30fb\u30bf\u30a4\u30d7<\/th>\u8ca0\u8377\u96fb\u6d41 (A)<\/th>\u63a8\u5968\u30d2\u30e5\u30fc\u30ba\u5b9a\u683c (A)<\/th>\u30b1\u30fc\u30d6\u30eb\u7d76\u7e01<\/th><\/tr>
              \u30e2\u30fc\u30bf\u30fc\u56de\u8def\uff08AC\uff09<\/strong><\/td>100A<\/td>150A – 175A (Time-Delay)<\/td>PVC \/ XLPE<\/td><\/tr>
              \u30d0\u30c3\u30c6\u30ea\u30fc\u30d0\u30f3\u30af\uff08DC\uff09<\/strong><\/td>200A<\/td>250A – 300A (Fast-Acting)<\/td>\u71b1\u53ce\u7e2e\u4fdd\u8b77<\/td><\/tr>
              \u592a\u967d\u5149\u767a\u96fb\u30b9\u30c8\u30ea\u30f3\u30b0\uff08DC\uff09<\/strong><\/td>15A<\/td>20A\uff08gPV\u30af\u30e9\u30b9\uff09<\/td>\u8010\u7d2b\u5916\u7dda<\/td><\/tr>
              \u5236\u5fa1\u30c8\u30e9\u30f3\u30b9<\/strong><\/td>2A<\/td>3A – 4A<\/td>\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

              \u8a2d\u7f6e\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u3068\u65ad\u71b1<\/h2>\n\n\n\n

              \u5b8c\u74a7\u306a\u30b5\u30a4\u30ba\u306e\u30d2\u30e5\u30fc\u30ba\u3067\u3042\u3063\u3066\u3082\u3001\u53d6\u308a\u4ed8\u3051\u65b9\u3092\u8aa4\u308b\u3068\u6545\u969c\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u3068\u30b7\u30b9\u30c6\u30e0\u306e\u9593\u306e\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306f\u6545\u969c\u306e\u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8\u3067\u3059\u3002.<\/p>\n\n\n\n

              1.\u30c8\u30eb\u30af\u4ed5\u69d8<\/h3>\n\n\n\n

              \u63a5\u7d9a\u304c\u7de9\u3093\u3067\u3044\u308b\u3068\u62b5\u6297\u304c\u751f\u3058\u3001\u4f59\u5206\u306a\u71b1\u304c\u767a\u751f\u3057\u3066\u30d2\u30e5\u30fc\u30ba\u304c\u65e9\u671f\u306b\u6eb6\u65ad\u3057\u305f\u308a\u3001\u30d2\u30e5\u30fc\u30ba\u30db\u30eb\u30c0\u30fc\u304c\u640d\u50b7\u3057\u305f\u308a\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u5fc5\u305a\u6821\u6b63\u3055\u308c\u305f\u30c8\u30eb\u30af\u30ec\u30f3\u30c1\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

              2.\u6bcd\u7dda\u3068\u7aef\u5b50\u306e\u7d76\u7e01<\/h3>\n\n\n\n

              \u30cf\u30a4\u30d1\u30ef\u30fcAC\/DC\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u7aef\u5b50\u306e\u9732\u51fa\u306f\u5371\u967a\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n

                \n
              • \u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/strong>:\u7528\u9014 \u71b1\u53ce\u7e2e\u30c1\u30e5\u30fc\u30d6<\/strong> \u307e\u305f\u306f \u30d0\u30b9\u30d0\u30fc\u7d76\u7e01\u30c1\u30e5\u30fc\u30d6<\/strong>.<\/li>\n\n\n\n
              • \u30d9\u30cd\u30d5\u30a3\u30c3\u30c8<\/strong>:\u7d76\u7e01\u8010\u5727\u3092\u9ad8\u3081\u3001\u76f8\u9593\u306e\u5fc5\u8981\u306a\u30af\u30ea\u30a2\u30e9\u30f3\u30b9\u8ddd\u96e2\u3092\u77ed\u304f\u3057\uff08\u30b3\u30f3\u30d1\u30af\u30c8\u306a\u8a2d\u8a08\u3092\u53ef\u80fd\u306b\u3059\u308b\uff09\u3001\u307b\u3053\u308a\u3084\u6e7f\u6c17\u304b\u3089\u4fdd\u8b77\u3059\u308b\u3002.<\/li>\n\n\n\n
              • \u30af\u30a2\u30f3\u30cb\u30e3\u63a8\u85a6<\/strong>:\u76f4\u6d41\u7528\u9014\uff08EV\u30d0\u30c3\u30c6\u30ea\u30fc\u306e\u3088\u3046\u306a\uff09\u306b\u306f\u3001\u9ad8\u96fb\u5727\u306e\u5b89\u5168\u6027\u3092\u793a\u3059\u30aa\u30ec\u30f3\u30b8\u8272\u306e\u9ad8\u96fb\u5727\u71b1\u53ce\u7e2e\u3092\u4f7f\u7528\u3059\u308b\u3002.<\/li>\n<\/ul>\n\n\n\n

                3.\u691c\u67fb\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb<\/h3>\n\n\n\n

                \u91d1\u5c5e\u30ad\u30e3\u30c3\u30d7\u306e\u5909\u8272\u3084\u5468\u56f2\u306e\u71b1\u53ce\u7e2e\u65ad\u71b1\u6750\u306e\u3082\u308d\u3055\u306a\u3069\u3001\u71b1\u5fdc\u529b\u306e\u5146\u5019\u304c\u306a\u3044\u304b\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u3092\u5b9a\u671f\u7684\u306b\u70b9\u691c\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n

                \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u56fa\u6709\u306e\u63a8\u5968\u4e8b\u9805<\/h2>\n\n\n\n
                \u7523\u696d<\/th>\u4e3b\u306a\u61f8\u5ff5\u4e8b\u9805<\/th>\u63a8\u5968\u30d2\u30e5\u30fc\u30ba\u30bf\u30a4\u30d7<\/th>\u4fdd\u8b77\u6226\u7565<\/th><\/tr>
                \u30bd\u30fc\u30e9\u30fc \/ PV<\/strong><\/td>\u9ad8\u76f4\u6d41\u96fb\u5727 (1000V-1500V)<\/td>gPV\uff08\u592a\u967d\u5149\u767a\u96fb\uff09<\/td>\u30b3\u30cd\u30af\u30bf\u306eUV\u8010\u6027\u71b1\u53ce\u7e2e<\/td><\/tr>
                \u96fb\u6c17\u81ea\u52d5\u8eca<\/strong><\/td>\u7e70\u308a\u8fd4\u3057\u8377\u91cd\u3068\u632f\u52d5<\/td>\u9ad8\u901fDC\uff08aR\uff09<\/td>\u8010\u632f\u52d5\u6027\u306b\u512a\u308c\u305f\u539a\u8089\u63a5\u7740\u30e9\u30a4\u30cb\u30f3\u30b0\u30fb\u30c1\u30e5\u30fc\u30d6<\/td><\/tr>
                \u7523\u696d\u7528\u30e2\u30fc\u30bf\u30fc<\/strong><\/td>\u7a81\u5165\u96fb\u6d41<\/td>\u30bf\u30a4\u30e0\u30c7\u30a3\u30ec\u30a4\uff08\u30c7\u30e5\u30a2\u30eb\u30a8\u30ec\u30e1\u30f3\u30c8\uff09<\/td>\u76f8\u3092\u8b58\u5225\u3059\u308b\u305f\u3081\u306e\u8272\u5206\u3051\u3055\u308c\u305f\u30d0\u30b9\u30d0\u30fc\u7ba1<\/td><\/tr>
                \u30c6\u30ec\u30b3\u30e0\u30fb\u30d1\u30ef\u30fc<\/strong><\/td>\u4fe1\u983c\u6027\u3068\u4f4e\u96fb\u5727\u964d\u4e0b<\/td>TPL \/ TPN<\/td>\u96e3\u71c3\u6027\u65ad\u71b1\u6750<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

                \u3088\u304f\u3042\u308b\u8cea\u554f\uff08FAQ\uff09<\/h2>\n\n\n\n

                1.AC \u30d2\u30e5\u30fc\u30ba\u3092 DC \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u4f7f\u7528\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n

                \u4e00\u822c\u7684\u306b\u306f\u3001\u305d\u3046\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u30d2\u30e5\u30fc\u30ba\u304c\u7279\u306b\u30c7\u30e5\u30a2\u30eb\u5b9a\u683c\uff08AC \u96fb\u5727\u3068 DC \u96fb\u5727\u306e\u4e21\u65b9\u306e\u5b9a\u683c\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\uff09\u3067\u306a\u3044\u9650\u308a\u3001AC \u30d2\u30e5\u30fc\u30ba\u3092 DC \u56de\u8def\u306b\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u5371\u967a\u3067\u3059\u3002\u76f4\u6d41\u30a2\u30fc\u30af\u3092\u6d88\u706b\u3067\u304d\u305a\u3001\u706b\u707d\u3084\u7206\u767a\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u304b\u3089\u3067\u3059\u3002.<\/p>\n\n\n\n

                2.\u71b1\u53ce\u7e2e\u30c1\u30e5\u30fc\u30d6\u306f\u30d2\u30e5\u30fc\u30ba\u306e\u6027\u80fd\u306b\u3069\u306e\u3088\u3046\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n

                \u71b1\u53ce\u7e2e\u30c1\u30e5\u30fc\u30d6\u81ea\u4f53\u306f\u30d2\u30e5\u30fc\u30ba\u30a8\u30ec\u30e1\u30f3\u30c8\u306e\u5185\u90e8\u878d\u70b9\u306b\u306f\u5f71\u97ff\u3057\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u5fc5\u8981\u4e0d\u53ef\u6b20\u306a\u5916\u90e8\u7d76\u7e01\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002\u5076\u767a\u7684\u306a\u30d6\u30ea\u30c3\u30b8\u3084\u8150\u98df\u3092\u9632\u6b62\u3059\u308b\u3053\u3068\u3067\u3001\u5916\u90e8\u74b0\u5883\u8981\u56e0\u3067\u306f\u306a\u304f\u3001\u5185\u90e8\u969c\u5bb3\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u306e\u307f\u30d2\u30e5\u30fc\u30ba\u304c\u52d5\u4f5c\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

                3. What is the difference between “Fast-Acting” and “Time-Delay” fuses?<\/h3>\n\n\n\n

                \u901f\u65ad\u578b\u30d2\u30e5\u30fc\u30ba\u306f\u904e\u96fb\u6d41\u304c\u767a\u751f\u3059\u308b\u3068\u307b\u307c\u77ac\u6642\u306b\u6eb6\u65ad\u3057\u3001\u654f\u611f\u306a\u96fb\u5b50\u6a5f\u5668\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u6642\u9593\u9045\u5ef6\u30d2\u30e5\u30fc\u30ba\u306f\u3001\u4e00\u6642\u7684\u306a\u30b5\u30fc\u30b8\uff08\u30e2\u30fc\u30bf\u30fc\u306e\u59cb\u52d5\u306a\u3069\uff09\u306f\u6eb6\u65ad\u305b\u305a\u306b\u8a31\u5bb9\u3057\u307e\u3059\u304c\u3001\u904e\u8ca0\u8377\u304c\u7d9a\u304f\u3068\u6eb6\u65ad\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n

                4.\u30d0\u30c3\u30c6\u30ea\u30fc\u30d0\u30f3\u30af\u7528\u306e\u30d2\u30e5\u30fc\u30ba\u306e\u30b5\u30a4\u30ba\u306f\u3069\u306e\u3088\u3046\u306b\u6c7a\u3081\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n

                Battery banks have massive short-circuit potential. You must select a fuse with a DC Interrupting Rating higher than the battery’s total short-circuit current. The ampere rating should be roughly 125-150% of the maximum continuous discharge current.<\/p>\n\n\n\n

                5.\u306a\u305c\u30d2\u30e5\u30fc\u30ba\u30ea\u30f3\u30af\u306f\u9ad8\u9ad8\u5ea6\u3067\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\u304c\u5fc5\u8981\u306a\u306e\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n

                \u9ad8\u5730\u3067\u306f\u7a7a\u6c17\u304c\u8584\u304f\u306a\u308a\u3001\u51b7\u5374\u80fd\u529b\u304c\u4f4e\u4e0b\u3059\u308b\u3002\u3064\u307e\u308a\u3001\u540c\u3058\u96fb\u6d41\u91cf\u3067\u3082\u30d2\u30e5\u30fc\u30ba\u306f\u3088\u308a\u9ad8\u6e29\u306b\u306a\u308a\u307e\u3059\u3002\u305d\u306e\u305f\u3081\u30012,000 \u30e1\u30fc\u30c8\u30eb\u3092\u8d85\u3048\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30d2\u30e5\u30fc\u30ba\u3092\u30c7\u30a3\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\uff08\u30b5\u30a4\u30ba\u30a2\u30c3\u30d7\uff09\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

                6. What does the “breaking capacity” mean?<\/h3>\n\n\n\n

                \u906e\u65ad\u5bb9\u91cf\uff08\u307e\u305f\u306f\u906e\u65ad\u5b9a\u683c\uff09\u3068\u306f\u3001\u30d2\u30e5\u30fc\u30ba\u304c\u5b89\u5168\u306b\u505c\u6b62\u3067\u304d\u308b\u6700\u5927\u6545\u969c\u96fb\u6d41\u306e\u3053\u3068\u3067\u3059\u3002\u6545\u969c\u96fb\u6d41\u304c 50,000 \u30a2\u30f3\u30da\u30a2\u3067\u3042\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u30d2\u30e5\u30fc\u30ba\u306e\u5b9a\u683c\u304c 10,000 \u30a2\u30f3\u30da\u30a2\u3057\u304b\u306a\u3044\u5834\u5408\u3001\u30d2\u30e5\u30fc\u30ba\u306e\u30b1\u30fc\u30b7\u30f3\u30b0\u304c\u7269\u7406\u7684\u306b\u7834\u88c2\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n

                \n\n\n\n

                \u95a2\u96fb\u306b\u3064\u3044\u3066<\/h2>\n\n\n\n

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                In the complex world of industrial electrical protection, the correct selection and sizing of fuse links are paramount for system safety and reliability. Whether designing for renewable energy systems, electric vehicle infrastructure, or traditional industrial power distribution, understanding the nuances of Fuse Link AC\/DC Applications is critical for engineers and procurement specialists alike. Understanding Fuse Links in Modern Circuit Protection A fuse link is a sacrificial device designed to protect electrical circuits from overcurrent conditions. It consists of a metal strip or wire fuse element, often enclosed in a housing, that melts when current exceeds a specific value for a determined duration. In modern industrial applications, fuse links are not […]<\/p>\n","protected":false},"author":4,"featured_media":2435,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[45],"tags":[],"class_list":["post-2434","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-dc-protection-safety"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2434","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/comments?post=2434"}],"version-history":[{"count":1,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2434\/revisions"}],"predecessor-version":[{"id":2437,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2434\/revisions\/2437"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media\/2435"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media?parent=2434"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/categories?post=2434"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/tags?post=2434"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}