{"id":2653,"date":"2026-03-20T03:16:00","date_gmt":"2026-03-20T03:16:00","guid":{"rendered":"https:\/\/cnkuangya.com\/?p=2653"},"modified":"2026-04-24T13:15:41","modified_gmt":"2026-04-24T05:15:41","slug":"type-1-2-or-3-spd-where-to-place-them-for-optimal-solar-pv-and-ev-charging-protection","status":"publish","type":"post","link":"https:\/\/cnkuangya.com\/ja\/blog\/type-1-2-or-3-spd-where-to-place-them-for-optimal-solar-pv-and-ev-charging-protection\/","title":{"rendered":"SPD\u30bf\u30a4\u30d71\u30012\u30013\uff1f\u592a\u967d\u5149\u767a\u96fb\u3068EV\u5145\u96fb\u4fdd\u8b77\u3092\u6700\u9069\u5316\u3059\u308bSPD\u306e\u8a2d\u7f6e\u5834\u6240"},"content":{"rendered":"<p>When lightning strikes within a mile of your solar installation or EV charging station, the resulting surge can travel through your electrical system in microseconds, destroying inverters worth thousands of dollars, frying charge controllers, and rendering expensive battery banks useless. Yet most system owners discover they need surge protection only after catastrophic failure\u2014when it&#8217;s already too late.<\/p>\n\n\n\n<p>The question isn&#8217;t whether you need Surge Protection Devices (<a href=\"https:\/\/cnkuangya.com\/ja\/%e7%9b%b4%e6%b5%81%e5%9b%9e%e8%bb%a2%e6%95%b0\/\">SPD<\/a>)\u3067\u306f\u306a\u304f\u3001\u3069\u306e\u30bf\u30a4\u30d7\u304c\u30b7\u30b9\u30c6\u30e0\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u3069\u3053\u306b\u5c5e\u3059\u308b\u304b\u3067\u3059\u3002\u30bf\u30a4\u30d71\u306eSPD\u304c\u5fc5\u8981\u306a\u5834\u6240\u306b\u30bf\u30a4\u30d72\u306eSPD\u3092\u8a2d\u7f6e\u3057\u305f\u308a\u3001\u4e0d\u9069\u5207\u306a\u8abf\u6574\u30dd\u30a4\u30f3\u30c8\u306b\u30c7\u30d0\u30a4\u30b9\u3092\u914d\u7f6e\u3057\u305f\u308a\u3059\u308b\u3068\u3001\u5371\u967a\u306a\u4fdd\u8b77\u30ae\u30e3\u30c3\u30d7\u304c\u751f\u3058\u3001\u6295\u8cc7\u304c\u7121\u9632\u5099\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u5305\u62ec\u7684\u306a\u30ac\u30a4\u30c9\u306f\u3001\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u3068\u96fb\u6c17\u81ea\u52d5\u8eca\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u306e\u4e21\u65b9\u306b\u3064\u3044\u3066\u3001\u5b9f\u7528\u7684\u306a\u9078\u629e\u57fa\u6e96\u3068\u6b63\u78ba\u306a\u914d\u7f6e\u6226\u7565\u3092\u63d0\u4f9b\u3057\u3001\u6df7\u4e71\u3092\u5207\u308a\u958b\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">SPD\u306e3\u3064\u306e\u5206\u985e\u3092\u7406\u89e3\u3059\u308b\u6570\u5b57\u3060\u3051\u3067\u306f\u306a\u3044<\/h2>\n\n\n\n<p>The Type 1, Type 2, and Type 3 designations defined in IEC 61643-11 represent fundamentally different surge waveforms, energy handling capabilities, and installation locations\u2014not simply a progression from &#8220;good&#8221; to &#8220;better.&#8221; Each type addresses specific threat scenarios in your electrical distribution system. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bf\u30a4\u30d71 SPD\uff1a\u6700\u524d\u7dda\u306e\u30e9\u30a4\u30c8\u30cb\u30f3\u30b0\u30fb\u30c7\u30a3\u30d5\u30a7\u30f3\u30c0\u30fc<\/h3>\n\n\n\n<p>Type 1 surge protective devices stand as the first line of defense against direct lightning strikes and the massive energy they deliver. These devices must withstand the 10\/350 \u03bcs impulse current waveform\u2014a slow-rising, long-duration surge that carries enormous energy content. The &#8220;10\/350&#8221; notation indicates a current that rises to peak value in 10 microseconds and decays to half that value in 350 microseconds, simulating the actual behavior of lightning current flowing through your grounding system.<\/p>\n\n\n\n<p><strong>\u4e3b\u306a\u6280\u8853\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30a4\u30f3\u30d1\u30eb\u30b9\u96fb\u6d41\uff08Iimp\uff09\uff1a<\/strong> \u6700\u4f4e25kA\/\u6975\u3001\u30d7\u30ec\u30df\u30a2\u30e0\u30fb\u30e6\u30cb\u30c3\u30c8\u306e\u5b9a\u683c\u306f50\uff5e100kA<\/li>\n\n\n\n<li><strong>\u6ce2\u5f62\uff1a<\/strong> 10\/350 \u03bcs\uff08\u9ad8\u30a8\u30cd\u30eb\u30ae\u30fc\u3001\u9577\u6642\u9593\u6301\u7d9a\uff09<\/li>\n\n\n\n<li><strong>\u8a2d\u7f6e\u5834\u6240<\/strong> \u30b5\u30fc\u30d3\u30b9\u30fb\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9\u3001\u4e3b\u914d\u96fb\u76e4<\/li>\n\n\n\n<li><strong>\u4fdd\u8b77\u30ec\u30d9\u30eb\uff08\u4e0a\uff09\uff1a<\/strong> \u901a\u5e382.5\uff5e4.0kV<\/li>\n\n\n\n<li><strong>\u5fdc\u7b54\u6642\u9593<\/strong> \u30ca\u30ce\u79d2\uff5e\u30de\u30a4\u30af\u30ed\u79d2<\/li>\n<\/ul>\n\n\n\n<p>\u30bf\u30a4\u30d71\u306eSPD\u306f\u3001\u30b9\u30d1\u30fc\u30af\u30ae\u30e3\u30c3\u30d7\u6280\u8853\u307e\u305f\u306f\u81ea\u5df1\u7834\u58ca\u3059\u308b\u3053\u3068\u306a\u304f\u5927\u96fb\u6d41\u3092\u5927\u5730\u306b\u4f1d\u5c0e\u3067\u304d\u308b\u30d8\u30d3\u30fc\u30c7\u30e5\u30fc\u30c6\u30a3\u30fc\u91d1\u5c5e\u9178\u5316\u7269\u30d0\u30ea\u30b9\u30bf\uff08MOV\uff09\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u3002\u5c4b\u4e0a\u30a2\u30ec\u30a4\u304c\u96c6\u96f7\u88c5\u7f6e\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u3084\u3001\u5c4b\u5916\u6a5f\u5668\u304c\u9732\u51fa\u3057\u305fEV\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9\u306e\u30bf\u30a4\u30d71\u4fdd\u8b77\u306f\u8b72\u308c\u306a\u3044\u3002. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bf\u30a4\u30d72 SPD\uff1a\u914d\u96fb\u4fdd\u8b77\u306e\u4e3b\u529b\u88fd\u54c1<\/h3>\n\n\n\n<p>\u30bf\u30a4\u30d72\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u307b\u3068\u3093\u3069\u306e\u30b5\u30fc\u30b8\u4fdd\u8b77\u6226\u7565\u306e\u30d0\u30c3\u30af\u30dc\u30fc\u30f3\u3092\u5f62\u6210\u3057\u3001\u9593\u63a5\u7684\u306a\u96f7\u306e\u5f71\u97ff\u3001\u8fd1\u304f\u306e\u6a5f\u5668\u304b\u3089\u306e\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u904e\u6e21\u73fe\u8c61\u3001\u304a\u3088\u3073\u30b5\u30fc\u30d3\u30b9\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9\u3092\u8d8a\u3048\u3066\u4fb5\u5165\u3059\u308b\u30b5\u30fc\u30b8\u304b\u3089\u4fdd\u8b77\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306eSPD\u306f\u3001\u8a98\u5c0e\u96fb\u5727\u3084\u7cfb\u7d71\u969c\u5bb3\u306b\u5178\u578b\u7684\u306a\u3001\u7acb\u3061\u4e0a\u304c\u308a\u304c\u901f\u304f\u6301\u7d9a\u6642\u9593\u306e\u77ed\u3044\u30b5\u30fc\u30b8\u3067\u3042\u308b8\/20\u03bcs\u6ce2\u5f62\u3092\u51e6\u7406\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u4e3b\u306a\u6280\u8853\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u516c\u79f0\u653e\u96fb\u96fb\u6d41 (In)\uff1a<\/strong> 5\uff5e20kA\/\u6975<\/li>\n\n\n\n<li><strong>\u6700\u5927\u653e\u96fb\u96fb\u6d41\uff08Imax\uff09\uff1a<\/strong> 20\uff5e65kA\/\u6975<\/li>\n\n\n\n<li><strong>\u6ce2\u5f62\uff1a<\/strong> 8\/20 \u03bcs\uff08\u4e2d\u7a0b\u5ea6\u306e\u30a8\u30cd\u30eb\u30ae\u30fc\u3001\u901f\u3044\u7acb\u3061\u4e0a\u304c\u308a\uff09<\/li>\n\n\n\n<li><strong>\u8a2d\u7f6e\u5834\u6240<\/strong> \u5206\u96fb\u76e4\u3001\u30b5\u30d6\u30d1\u30cd\u30eb\u3001\u5468\u8fba\u6a5f\u5668<\/li>\n\n\n\n<li><strong>\u4fdd\u8b77\u30ec\u30d9\u30eb\uff08\u4e0a\uff09\uff1a<\/strong> \u901a\u5e381.5\uff5e2.5kV<\/li>\n\n\n\n<li><strong>\u30b9\u30bf\u30f3\u30c9\u30a2\u30ed\u30f3\u3067\u52d5\u4f5c\u53ef\u80fd\uff1a<\/strong> \u30bf\u30a4\u30d73\u3068\u306f\u7570\u306a\u308b<\/li>\n<\/ul>\n\n\n\n<p>\u30bf\u30a4\u30d72\u306eSPD\u306f\u3001\u4f4f\u5b85\u3084\u5546\u696d\u65bd\u8a2d\u3067\u6700\u3082\u4e00\u822c\u7684\u306b\u5c0e\u5165\u3055\u308c\u3066\u3044\u308b\u30c7\u30d0\u30a4\u30b9\u3067\u3042\u308b\u3002\u592a\u967d\u5149\u767a\u96fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30a4\u30f3\u30d0\u30fc\u30bf\u306eAC\u51fa\u529b\u3068\u914d\u96fb\u30d1\u30cd\u30eb\u3092\u4fdd\u8b77\u3059\u308b\u3002EV\u5145\u96fb\u3067\u306f\u3001\u30bf\u30a4\u30d72\u306e\u88c5\u7f6e\u304c\u30a6\u30a9\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u56de\u8def\u306b\u7d66\u96fb\u3059\u308b\u30b5\u30d6\u30d1\u30cd\u30eb\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u30bf\u30a4\u30d71\u30c7\u30d0\u30a4\u30b9\u3068\u6bd4\u8f03\u3057\u3066\u4f4e\u3044\u96fb\u5727\u4fdd\u8b77\u30ec\u30d9\u30eb\uff08Up\uff09\u306b\u3088\u308a\u3001\u7e4a\u7d30\u306a\u96fb\u5b50\u6a5f\u5668\u306b\u5bfe\u3057\u3066\u3088\u308a\u53b3\u3057\u3044\u30af\u30e9\u30f3\u30d4\u30f3\u30b0\u3092\u63d0\u4f9b\u3059\u308b\u4e00\u65b9\u3067\u3001\u304b\u306a\u308a\u306e\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u5bfe\u5fdc\u3057\u307e\u3059\u3002. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bf\u30a4\u30d73 SPD\uff1a\u30dd\u30a4\u30f3\u30c8\u30fb\u30aa\u30d6\u30fb\u30e6\u30fc\u30b9\u30fb\u30d5\u30a1\u30a4\u30f3\u30fb\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<p>\u30bf\u30a4\u30d73\u30b5\u30fc\u30b8\u30d7\u30ed\u30c6\u30af\u30bf\u306f\u3001\u6700\u7d42\u63a5\u7d9a\u70b9\u3067\u6700\u3082\u9ad8\u3044\u96fb\u5727\u30af\u30e9\u30f3\u30d4\u30f3\u30b0\u3092\u5b9f\u73fe\u3057\u3001\u4e0a\u6d41\u306e\u4fdd\u8b77\u5c64\u3092\u901a\u904e\u3059\u308b\u6b8b\u7559\u30b5\u30fc\u30b8\u304b\u3089\u500b\u3005\u306e\u9ad8\u611f\u5ea6\u30c7\u30d0\u30a4\u30b9\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u6700\u3082\u4f4e\u3044\u4fdd\u8b77\u30ec\u30d9\u30eb\uff08Up \u2264 1.5 kV\uff09\u3092\u7279\u5fb4\u3068\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u51e6\u7406\u80fd\u529b\u304c\u5236\u9650\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u4e3b\u306a\u6280\u8853\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u516c\u79f0\u653e\u96fb\u96fb\u6d41 (In)\uff1a<\/strong> 1.5\uff5e10kA\/\u6975<\/li>\n\n\n\n<li><strong>\u6ce2\u5f62\uff1a<\/strong> \u7d44\u307f\u5408\u308f\u305b 1.2\/50 \u03bcs\u96fb\u5727 + 8\/20 \u03bcs\u96fb\u6d41<\/li>\n\n\n\n<li><strong>\u8a2d\u7f6e\u5834\u6240<\/strong> \u4fdd\u8b77\u3055\u308c\u305f\u6a5f\u5668\u304b\u30891\uff5e2\u30e1\u30fc\u30c8\u30eb\u4ee5\u5185<\/li>\n\n\n\n<li><strong>\u4fdd\u8b77\u30ec\u30d9\u30eb\uff08\u4e0a\uff09\uff1a<\/strong> \u22641.5 kV\uff08\u6700\u4f4e\u6b8b\u7559\u96fb\u5727\uff09<\/li>\n\n\n\n<li><strong>\u8abf\u6574\u8981\u4ef6\uff1a<\/strong> \u4e0a\u6d41\u306e\u30bf\u30a4\u30d72\u306eSPD\u3092\u6301\u3063\u3066\u3044\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044<\/li>\n<\/ul>\n\n\n\n<p><strong>\u81f4\u547d\u7684\u306a\u9650\u754c\uff1a<\/strong> \u30bf\u30a4\u30d7 3 \u306e\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u30b9\u30bf\u30f3\u30c9\u30a2\u30ed\u30f3\u4fdd\u8b77\u3068\u3057\u3066\u5b89\u5168\u306b\u6a5f\u80fd\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u5fc5\u305a\u30bf\u30a4\u30d7 2 SPD \u306e\u4e0b\u6d41\u5074\u306b\u9069\u5207\u306a\u8abf\u6574\u8ddd\u96e2\uff08\u901a\u5e38 10m \u4ee5\u4e0a\u306e\u30b1\u30fc\u30d6\u30eb\u307e\u305f\u306f\u30c7\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u30a4\u30f3\u30c0\u30af\u30bf\uff09\u3067\u8a2d\u7f6e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30bf\u30a4\u30d7 3 \u3092\u5358\u72ec\u3067\u8a2d\u7f6e\u3059\u308b\u3068\u3001IEC 61643-11 \u306e\u8981\u4ef6\u306b\u9055\u53cd\u3057\u3001\u30c7\u30d0\u30a4\u30b9\u306e\u5bb9\u91cf\u3092\u8d85\u3048\u308b\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u3088\u3063\u3066\u30c7\u30d0\u30a4\u30b9\u304c\u7834\u58ca\u3055\u308c\u308b\u5371\u967a\u306a\u6545\u969c\u30b7\u30ca\u30ea\u30aa\u304c\u767a\u751f\u3057\u307e\u3059\u3002. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bf\u30a4\u30d71+2\u30b3\u30f3\u30d0\u30a4\u30f3\u30c9SPD\uff1a\u7701\u30b9\u30da\u30fc\u30b9\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/h3>\n\n\n\n<p>\u30bf\u30a4\u30d71+2\uff08T1\/T2\u307e\u305f\u306f\u30bf\u30a4\u30d71\/2\u3068\u3082\u547c\u3070\u308c\u308b\uff09\u30c7\u30d0\u30a4\u30b9\u306f\u3001\u30af\u30e9\u30b9I\u3068\u30af\u30e9\u30b9II\u306e\u4e21\u65b9\u306e\u8a66\u9a13\u8981\u4ef6\u30921\u3064\u306eDIN\u30ec\u30fc\u30eb\u30e2\u30b8\u30e5\u30fc\u30eb\u306b\u307e\u3068\u3081\u305f\u3082\u306e\u3067\u3059\u3002\u3053\u308c\u3089\u306e\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30e6\u30cb\u30c3\u30c8\u306f\u300110\/350\u03bcs\u306e\u96f7\u30a4\u30f3\u30d1\u30eb\u30b9\u30688\/20\u03bcs\u306e\u8a98\u5c0e\u30b5\u30fc\u30b8\u306e\u4e21\u65b9\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u305f\u3081\u3001\u30b9\u30da\u30fc\u30b9\u304c\u9650\u3089\u308c\u3066\u3044\u308b\u5834\u5408\u3084\u30011\u3064\u306e\u4fdd\u8b77\u30dd\u30a4\u30f3\u30c8\u304c2\u3064\u306e\u6a5f\u80fd\u3092\u679c\u305f\u3059\u5fc5\u8981\u304c\u3042\u308b\u5834\u5408\u306b\u6700\u9069\u3067\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u30e1\u30ea\u30c3\u30c8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c11\u306a\u3044\u88c5\u7f6e\u3067\u7c21\u7d20\u5316\u3055\u308c\u305f\u8a2d\u7f6e<\/li>\n\n\n\n<li>\u30d1\u30cd\u30eb\u30b9\u30da\u30fc\u30b9\u306e\u524a\u6e1b<\/li>\n\n\n\n<li>\u5358\u4e00\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30fb\u30dd\u30a4\u30f3\u30c8<\/li>\n\n\n\n<li>\u5c0f\u898f\u6a21\u8a2d\u5099\u306b\u6700\u9069\u306a\u30b3\u30b9\u30c8\u52b9\u7387<\/li>\n<\/ul>\n\n\n\n<p><strong>\u691c\u8a0e\u3059\u308b\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30bf\u30a4\u30d72\u306e\u30bb\u30d1\u30ec\u30fc\u30c8\u578b\u30e6\u30cb\u30c3\u30c8\u3088\u308a\u30a4\u30cb\u30b7\u30e3\u30eb\u30b3\u30b9\u30c8\u304c\u9ad8\u3044<\/li>\n\n\n\n<li>\u6545\u969c\u3057\u305f\u5834\u5408\u3001\u30e6\u30cb\u30c3\u30c8\u5168\u4f53\u306e\u4ea4\u63db\u304c\u5fc5\u8981<\/li>\n\n\n\n<li>\u30bf\u30a4\u30d72\u306e\u4fdd\u8b77\u306e\u307f\u3092\u5fc5\u8981\u3068\u3059\u308b\u7528\u9014\u306b\u306f\u3001\u30aa\u30fc\u30d0\u30fc\u30b5\u30a4\u30ba\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p>50kW\u672a\u6e80\u306e\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u3084\u30011\uff5e4\u7b87\u6240\u306e\u5145\u96fb\u30dd\u30a4\u30f3\u30c8\u3092\u6301\u3064EV\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u30bf\u30a4\u30d71+2\u8907\u5408SPD\u304c\u3001\u4fdd\u8b77\u3001\u30b3\u30b9\u30c8\u3001\u30b7\u30f3\u30d7\u30eb\u3055\u306e\u6700\u9069\u306a\u30d0\u30e9\u30f3\u30b9\u3092\u793a\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u91cd\u8981\u306a\u9078\u8003\u30d1\u30e9\u30e1\u30fc\u30bf\uff1a\u30bf\u30a4\u30d7\u5206\u985e\u3092\u8d85\u3048\u3066<\/h2>\n\n\n\n<p>\u6b63\u3057\u3044SPD\u30bf\u30a4\u30d7\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u306f\u3001\u6700\u521d\u306e\u30b9\u30c6\u30c3\u30d7\u306b\u904e\u304e\u306a\u3044\u3002\u3055\u3089\u306b3\u3064\u306e\u30d1\u30e9\u30e1\u30fc\u30bf\u304c\u3001\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\u6226\u7565\u306e\u6210\u5426\u3092\u6c7a\u5b9a\u3059\u308b\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6700\u5927\u9023\u7d9a\u52d5\u4f5c\u96fb\u5727 (Uc\/MCOV)<\/h3>\n\n\n\n<p>The Uc rating defines the highest continuous voltage the SPD can withstand without degrading or entering a conduction state. This parameter must account for your system&#8217;s nominal voltage plus any temporary overvoltage (TOV) conditions that may occur during grid disturbances or ground faults.<\/p>\n\n\n\n<p><strong>\u9078\u8003\u30eb\u30fc\u30eb<\/strong><\/p>\n\n\n\n<p><strong>AC\u30b7\u30b9\u30c6\u30e0\u7528\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5358\u76f8230V: Uc \u2265 275V (1.2\u00d7 \u516c\u79f0)<\/li>\n\n\n\n<li>\u4e09\u76f8400V: Uc \u2265 440-460V (1.1-1.15\u00d7 \u516c\u79f0)<\/li>\n\n\n\n<li>\u30cb\u30e5\u30fc\u30c8\u30e9\u30eb\u304c\u4e0d\u5b89\u5b9a\u306a\u30b7\u30b9\u30c6\u30e015-20%\u306e\u5b89\u5168\u30de\u30fc\u30b8\u30f3\u3092\u8ffd\u52a0<\/li>\n<\/ul>\n\n\n\n<p><strong>\u76f4\u6d41\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u7528\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Uc\u306f\u3059\u3079\u3066\u306e\u6761\u4ef6\u4e0b\u3067\u6700\u5927\u30b7\u30b9\u30c6\u30e0\u96fb\u5727\u3092\u8d85\u3048\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044<\/li>\n\n\n\n<li>\u30b9\u30c8\u30ea\u30f3\u30b0\u96fb\u5727\u306e\u8a08\u7b97Uc \u2265 1.2 \u00d7 Voc(STC) \u00d7 \u6e29\u5ea6\u4fc2\u6570<\/li>\n\n\n\n<li>1000V\u30b7\u30b9\u30c6\u30e0\u7528\uff1a\u901a\u5e381200-1300V<\/li>\n\n\n\n<li>1500V\u30b7\u30b9\u30c6\u30e0\u7528\uff1aUc\u306f\u901a\u5e381800-2000V<\/li>\n<\/ul>\n\n\n\n<p><strong>\u3088\u304f\u3042\u308b\u9593\u9055\u3044\u3060\uff1a<\/strong> \u958b\u56de\u8def\u72b6\u614b\u3001\u6e29\u5ea6\u5f71\u97ff\u3001\u30b0\u30ea\u30c3\u30c9TOV\u30b7\u30ca\u30ea\u30aa\u3092\u8003\u616e\u305b\u305a\u3001\u516c\u79f0\u96fb\u5727\u306e\u307f\u306b\u57fa\u3065\u3044\u3066Uc\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3002Uc\u5b9a\u683c\u304c\u5c0f\u3055\u3044\u3068\u3001SPD\u304c\u9023\u7d9a\u7684\u306b\u5c0e\u901a\u3057\u3001\u71b1\u66b4\u8d70\u3084\u30c7\u30d0\u30a4\u30b9\u306e\u6545\u969c\u306b\u3064\u306a\u304c\u308a\u3001\u591a\u304f\u306e\u5834\u5408\u3001\u706b\u707d\u306e\u5371\u967a\u304c\u4f34\u3044\u307e\u3059\u3002. <\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u96fb\u5727\u4fdd\u8b77\u30ec\u30d9\u30eb\uff08\u4e0a\uff09<\/h3>\n\n\n\n<p>Up\u5024\u306f\u3001\u30b5\u30fc\u30b8\u767a\u751f\u6642\u306bSPD\u7aef\u5b50\u9593\u306b\u73fe\u308c\u308b\u6700\u5927\u96fb\u5727\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u306e\u8cab\u901a\u96fb\u5727\u306f\u3001\u4e0b\u6d41\u306e\u6a5f\u5668\u304c\u53d7\u3051\u308b\u30b9\u30c8\u30ec\u30b9\u306b\u76f4\u63a5\u5f71\u97ff\u3057\u307e\u3059\u3002Up\u5024\u304c\u4f4e\u3044\u307b\u3069\u4fdd\u8b77\u6027\u80fd\u306f\u5411\u4e0a\u3057\u307e\u3059\u304c\u3001\u4e00\u822c\u7684\u306b\u30b3\u30b9\u30c8\u304c\u9ad8\u304f\u306a\u308a\u3001\u30b5\u30fc\u30b8\u767a\u751f\u5f8c\u306b\u983b\u7e41\u306b\u4ea4\u63db\u304c\u5fc5\u8981\u306b\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u8abf\u6574\u6226\u7565\uff1a<\/strong><\/p>\n\n\n\n<p>\u30a2\u30c3\u30d7\u5024\u306f\u30ab\u30b9\u30b1\u30fc\u30c9\u30b7\u30b9\u30c6\u30e0\u3067\u8abf\u6574\u3055\u308c\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30bf\u30a4\u30d71\uff1a<\/strong> \u6700\u5927 \u2264 4.0 kV (\u7c97\u3044\u4fdd\u8b77)<\/li>\n\n\n\n<li><strong>\u30bf\u30a4\u30d72\uff1a<\/strong> \u6700\u5927 \u2264 2.5 kV (\u4e2d\u7a0b\u5ea6\u306e\u4fdd\u8b77)<\/li>\n\n\n\n<li><strong>\u30bf\u30a4\u30d73\uff1a<\/strong> \u30a2\u30c3\u30d7\u2264 1.5 kV\uff08\u30d5\u30a1\u30a4\u30f3\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\uff09<\/li>\n<\/ul>\n\n\n\n<p>Each downstream device must have a lower Up than its upstream neighbor, creating a &#8220;staircase&#8221; of progressively tighter voltage clamping. This ensures surges are attenuated at each stage rather than bypassing protection layers.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u653e\u96fb\u96fb\u6d41\u5b9a\u683c\uff08Iimp\u3001Imax\u3001In\uff09<\/h3>\n\n\n\n<p>Three current ratings define an SPD&#8217;s energy handling capability:<\/p>\n\n\n\n<p><strong>Iimp\uff08\u30a4\u30f3\u30d1\u30eb\u30b9\u96fb\u6d41\uff09\uff1a<\/strong> \u30bf\u30a4\u30d7 1 \u306e\u307f\u3002\u30c7\u30d0\u30a4\u30b9\u304c\u901a\u96fb\u53ef\u80fd\u306a 10\/350 \u03bcs \u306e\u96f7\u96fb\u6d41\u3002IEC\u3067\u306f\u6700\u4f4e12.5kA\u3060\u304c\u3001\u9732\u51fa\u3057\u305f\u8a2d\u7f6e\u306b\u306f25\uff5e50kA\u3092\u63a8\u5968\u3002.<\/p>\n\n\n\n<p><strong>Imax\uff08\u6700\u5927\u653e\u96fb\u96fb\u6d41\uff09\uff1a<\/strong> \u30c7\u30d0\u30a4\u30b9\u304c\u6271\u3048\u308b\u6700\u5927\u306e 8\/20 \u03bcs \u30b5\u30fc\u30b8\u3002\u30bd\u30fc\u30e9\u30fc\/EV\u7528\u9014\u306e\u30bf\u30a4\u30d72\u30c7\u30d0\u30a4\u30b9\u3067\u306f\u901a\u5e3840\uff5e65kA\u3002.<\/p>\n\n\n\n<p><strong>\u3067\uff08\u516c\u79f0\u653e\u96fb\u96fb\u6d41\uff09\uff1a<\/strong> 8\/20\u03bcs\u306e\u96fb\u6d41\u306f\u3001\u5206\u985e\u8a66\u9a13\u3068\u30a8\u30fc\u30b8\u30f3\u30b0\u8a66\u9a13\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002\u30c7\u30d0\u30a4\u30b9\u306f\u52a3\u5316\u3059\u308b\u3053\u3068\u306a\u304f\u3001\u3053\u306e\u30b5\u30fc\u30b8\u306b15\uff5e20\u56de\u8010\u3048\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002\u5178\u578b\u7684\u306a\u5024\uff1a\u30bf\u30a4\u30d72\u306f5\uff5e20kA\u3001\u30bf\u30a4\u30d73\u306f1.5\uff5e5kA\u3002.<\/p>\n\n\n\n<p><strong>\u9078\u8003\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/strong> \u91cd\u8981\u306a\u8a2d\u5099\uff08\u5927\u578b\u30bd\u30fc\u30e9\u30fc\u30a2\u30ec\u30a4\u3001\u6025\u901f\u5145\u96fbEV\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\uff09\u306b\u3064\u3044\u3066\u306f\u3001\u305d\u306e\u5834\u6240\u3067\u8a08\u7b97\u3055\u308c\u308b\u898b\u8fbc\u307f\u30b5\u30fc\u30b8\u96fb\u6d41\u3088\u308a\u3082\u5c11\u306a\u304f\u3068\u30822\u500d\u9ad8\u3044Imax\u3092\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306eSPD\u914d\u7f6e\u6226\u7565<\/h2>\n\n\n\n<p>\u592a\u967d\u5149\u767a\u96fb\u8a2d\u5099\u306b\u306f\u3001\u30b5\u30fc\u30b8\u4fdd\u8b77\u306b\u95a2\u3059\u308b\u72ec\u7279\u306e\u8ab2\u984c\u304c\u3042\u308a\u307e\u3059\u3002\u5c4b\u4e0a\u3084\u5730\u4e0a\u306b\u8a2d\u7f6e\u3055\u308c\u305f\u30a2\u30ec\u30a4\u306f\u96f7\u30b3\u30ec\u30af\u30bf\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3001\u30d1\u30cd\u30eb\u3068\u30a4\u30f3\u30d0\u30fc\u30bf\u9593\u306e\u9577\u3044DC\u30b1\u30fc\u30d6\u30eb\u306f\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u8a98\u5c0e\u7d50\u5408\u7d4c\u8def\u3068\u306a\u308a\u307e\u3059\u3002\u76f4\u6d41\u5074\u3068\u4ea4\u6d41\u5074\u306e\u4e21\u65b9\u306b\u5354\u8abf\u3057\u305f\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3059\u3002. <a href=\"https:\/\/www.electrical-installation.org\/enwiki\/SPD_for_photovoltaic_applications\" target=\"_blank\" rel=\"noopener\">\u5f15\u7528<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u76f4\u6d41\u5074\u4fdd\u8b77\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/h3>\n\n\n\n<p><strong>\u8a2d\u7f6e\u5834\u62401\uff1aPV\u30a2\u30ec\u30a4\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9\uff08\u30b1\u30fc\u30d6\u30eb\u957710m\u4ee5\u4e0a\u306e\u5834\u5408\uff09<\/strong><\/p>\n\n\n\n<p>\u30bd\u30fc\u30e9\u30fc\u30a2\u30ec\u30a4\u3068\u30a4\u30f3\u30d0\u30fc\u30bf\u9593\u306e\u8ddd\u96e2\u304c10m\u3092\u8d85\u3048\u308b\u5834\u5408\u306f\u3001\u30a2\u30ec\u30a4\u8fd1\u304f\u306e\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9\u307e\u305f\u306f\u30b8\u30e3\u30f3\u30af\u30b7\u30e7\u30f3\u30dc\u30c3\u30af\u30b9\u306bDC\u30bf\u30a4\u30d72 SPD\u3092\u8a2d\u7f6e\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u6700\u521d\u306e\u4fdd\u8b77\u6bb5\u306f\u3001\u9577\u3044DC\u30b1\u30fc\u30d6\u30eb\u306b\u8a98\u5c0e\u3055\u308c\u305f\u30b5\u30fc\u30b8\u304c\u30a4\u30f3\u30d0\u30fc\u30bf\u306b\u5411\u304b\u3063\u3066\u4f1d\u64ad\u3059\u308b\u524d\u306b\u906e\u65ad\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30bf\u30a4\u30d7<\/strong> DC\u30bf\u30a4\u30d72 SPD<\/li>\n\n\n\n<li><strong>Uc\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong> 1.2\uff5e1.25\u00d7\u30b9\u30c8\u30ea\u30f3\u30b0\u306e\u6700\u5927\u96fb\u5727<\/li>\n\n\n\n<li><strong>\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\uff1a<\/strong> \u30b7\u30b9\u30c6\u30e0\u306e\u30c8\u30dd\u30ed\u30b8\u30fc\u306b\u5408\u308f\u305b\u308b<\/li>\n\n\n\n<li>600V\u30b7\u30b9\u30c6\u30e0\u306e\u5834\u5408\uff1aUc = 800-900V<\/li>\n\n\n\n<li>1000V\u30b7\u30b9\u30c6\u30e0\u306e\u5834\u5408\uff1aUc = 1200-1300V<\/li>\n\n\n\n<li>1500V\u30b7\u30b9\u30c6\u30e0\u306e\u5834\u5408\uff1aUc = 1800-2000V<\/li>\n\n\n\n<li><strong>\u30e2\u30fc\u30c9\uff1a<\/strong> 2P\uff08\u7d76\u7e01\/\u975e\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u7528\uff09\u307e\u305f\u306f2P+PE\uff08\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u7528\uff09<\/li>\n\n\n\n<li><strong>\u30a2\u30a4\u30de\u30c3\u30af\u30b9<\/strong> 20\uff5e40kA\/\u6975<\/li>\n<\/ul>\n\n\n\n<p><strong>\u914d\u7dda\u306e\u81e8\u754c\u70b9\uff1a<\/strong> SPD \u306f\u3001\u30b9\u30c8\u30ea\u30f3\u30b0\u306e\u30d2\u30e5\u30fc\u30ba \/ \u30d6\u30ec\u30fc\u30ab\u3068\u30b3\u30f3\u30d0\u30a4\u30ca\u51fa\u529b\u306e\u9593\u306b\u8a2d\u7f6e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u30d2\u30e5\u30fc\u30ba\u306e\u524d\u306b\u8a2d\u7f6e\u3059\u308b\u3068\u3001\u30d2\u30e5\u30fc\u30ba\u304c\u958b\u3044\u305f\u3068\u304d\u306b\u30b9\u30c8\u30ea\u30f3\u30b0\u304c\u4fdd\u8b77\u3055\u308c\u306a\u3044\u307e\u307e\u306b\u306a\u308a\u307e\u3059\u3002PE\/\u30b0\u30e9\u30f3\u30c9\u3078\u306e\u63a5\u7d9a\u30ea\u30fc\u30c9\u306e\u9577\u3055\u306f\u3001\u5408\u8a080.5m\u4ee5\u4e0b\u306b\u3057\u3066\u304f\u3060\u3055\u3044\uff08L+\u3068L-\u30ea\u30fc\u30c9\u306e\u4e21\u65b9\u3092\u5408\u308f\u305b\u305f\u9577\u3055\uff09\u3002. <a href=\"https:\/\/diysolarforum.com\/threads\/correct-wiring-for-solar-panel-spd.41181\/\" target=\"_blank\" rel=\"noopener\">\u5f15\u7528<\/a><\/p>\n\n\n\n<p><strong>\u5834\u62402\uff1a\u30a4\u30f3\u30d0\u30fc\u30bf\u30fcDC\u5165\u529b\uff08\u3059\u3079\u3066\u306e\u30b7\u30b9\u30c6\u30e0\u3067\u5fc5\u9808\uff09<\/strong><\/p>\n\n\n\n<p>\u3059\u3079\u3066\u306e\u30bd\u30fc\u30e9\u30fc\u30fb\u30a4\u30f3\u30d0\u30fc\u30bf\u306f\u3001\u30b1\u30fc\u30d6\u30eb\u306e\u9577\u3055\u306b\u95a2\u4fc2\u306a\u304f\u3001\u5165\u529b\u7aef\u5b50\u306bDC\u30b5\u30fc\u30b8\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3059\u3002\u6700\u65b0\u306e\u30a4\u30f3\u30d0\u30fc\u30bf\u306b\u306f\u3001\u30b5\u30fc\u30b8\u306b\u3088\u308b\u6545\u969c\u306b\u975e\u5e38\u306b\u5f31\u3044\u3001\u9ad8\u611f\u5ea6IGBT\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u56de\u8def\u3001DSP\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3001MPPT\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\u96fb\u5b50\u56de\u8def\u304c\u642d\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30bf\u30a4\u30d7<\/strong> DC\u30bf\u30a4\u30d71+2\u306e\u7d44\u307f\u5408\u308f\u305b\uff08\u30b5\u30fc\u30d3\u30b9\u30fb\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9\u306e\u5834\u5408\uff09\u307e\u305f\u306fDC\u30bf\u30a4\u30d72<\/li>\n\n\n\n<li><strong>Uc\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong> \u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9\u3068\u540c\u3058\u8a08\u7b97\u30011.2\uff5e1.25\u00d7Voc(max)<\/li>\n\n\n\n<li><strong>\u30a2\u30a4\u30de\u30c3\u30af\u30b9<\/strong> \u30bf\u30a4\u30d71+2\u306f40\uff5e65kA\u3001\u30bf\u30a4\u30d72\u306f20\uff5e40kA<\/li>\n\n\n\n<li><strong>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\uff1a<\/strong> \u30a4\u30f3\u30d0\u30fc\u30bfDC\u7aef\u5b50\u304b\u30890.5m\u4ee5\u5185<\/li>\n\n\n\n<li><strong>\u30ea\u30fc\u30c9\u306e\u9577\u3055\uff1a<\/strong> \u7d76\u5bfe\u6700\u5927\u5408\u8a080.5m\uff08\u77ed\u3051\u308c\u3070\u77ed\u3044\u307b\u3069\u826f\u3044\uff09<\/li>\n<\/ul>\n\n\n\n<p><strong>\u88fd\u54c1\u306e\u63a8\u5968<\/strong> Kuangya\u306f\u3001\u7279\u306b1000V\u304a\u3088\u30731500V\u306ePV\u30b7\u30b9\u30c6\u30e0\u7528\u306b\u5b9a\u683c\u3055\u308c\u305fDC SPD\u30e2\u30b8\u30e5\u30fc\u30eb\u309220kA\u304b\u308965kA\u306eImax\u5b9a\u683c\u3067\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30e6\u30cb\u30c3\u30c8\u306f\u3001\u8996\u899a\u7684\u306a\u6545\u969c\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u3068\u4ea4\u63db\u53ef\u80fd\u306a\u4fdd\u8b77\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u5099\u3048\u3066\u304a\u308a\u3001\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u304c\u5bb9\u6613\u3067\u3059\u3002. <a href=\"https:\/\/cnkuangya.com\/ja\/%e7%9b%b4%e6%b5%81%e5%9b%9e%e8%bb%a2%e6%95%b0\/\">\u5f15\u7528<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">AC\u5074\u4fdd\u8b77\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/h3>\n\n\n\n<p><strong>\u4f4d\u7f6e3\uff1a\u30a4\u30f3\u30d0\u30fc\u30bf\u30fcAC\u51fa\u529b<\/strong><\/p>\n\n\n\n<p>The AC side of your solar system connects to the building&#8217;s electrical distribution, creating a pathway for grid-side surges to enter the inverter. Install AC Type 2 SPDs at the inverter AC output or in the AC disconnect\/distribution panel.<\/p>\n\n\n\n<p><strong>\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30bf\u30a4\u30d7<\/strong> AC\u30bf\u30a4\u30d72 SPD\uff08\u30b5\u30fc\u30d3\u30b9\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9\u3067\u3082\u3042\u308b\u5834\u5408\u306f\u30bf\u30a4\u30d71+2\uff09<\/li>\n\n\n\n<li><strong>\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\uff1a<\/strong> \u30b0\u30ea\u30c3\u30c9\u63a5\u7d9a\u306b\u5408\u308f\u305b\u308b<\/li>\n\n\n\n<li>\u5358\u76f8\uff1a1P+N\u307e\u305f\u306f2P<\/li>\n\n\n\n<li>\u4e09\u76f8\uff1a3P+N\u307e\u305f\u306f4P<\/li>\n\n\n\n<li><strong>Uc\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong><\/li>\n\n\n\n<li>230V\u5358\u76f8\uff1aUc \u2265 275V<\/li>\n\n\n\n<li>400V\u4e09\u76f8\uff1aUc \u2265 440V<\/li>\n\n\n\n<li><strong>\u3067\uff1a<\/strong> 10-20kA<\/li>\n\n\n\n<li><strong>\u30a2\u30a4\u30de\u30c3\u30af\u30b9<\/strong> 40-65 kA<\/li>\n<\/ul>\n\n\n\n<p><strong>\u5834\u62404\uff1a\u4e3b\u914d\u96fb\u76e4<\/strong><\/p>\n\n\n\n<p>If your solar system connects to a building&#8217;s main distribution board (rather than a dedicated solar subpanel), install additional Type 2 AC SPDs at the main board to protect the entire facility.<\/p>\n\n\n\n<p><strong>\u8abf\u6574\u8ddd\u96e2\uff1a<\/strong> \u30a4\u30f3\u30d0\u30fc\u30bfAC SPD\u3068\u30e1\u30a4\u30f3\u30dc\u30fc\u30c9SPD\u306e\u9593\u306b\u5c11\u306a\u304f\u3068\u308210\u30e1\u30fc\u30c8\u30eb\u306e\u30b1\u30fc\u30d6\u30eb\u3092\u7dad\u6301\u3059\u308b\u304b\u3001\u30c7\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u30a4\u30f3\u30c0\u30af\u30bf\u3092\u5185\u8535\u3057\u305fSPD\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u5206\u96e2\u306b\u3088\u308a\u3001\u4fdd\u8b77\u30b9\u30c6\u30fc\u30b8\u9593\u306e\u9069\u5207\u306a\u30a8\u30cd\u30eb\u30ae\u30fc\u5171\u6709\u304c\u4fdd\u8a3c\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f8b50kW\u696d\u52d9\u7528\u5c4b\u4e0a\u30b7\u30b9\u30c6\u30e0<\/h3>\n\n\n\n<p><strong>\u30b7\u30b9\u30c6\u30e0\u30d1\u30e9\u30e1\u30fc\u30bf\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>50kW\u4e09\u76f8\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc<\/li>\n\n\n\n<li>1000V DC\u30b7\u30b9\u30c6\u30e0\u96fb\u5727<\/li>\n\n\n\n<li>\u30b9\u30c8\u30ea\u30f3\u30b0 Voc(max)\uff1a850V at -10\u00b0C<\/li>\n\n\n\n<li>\u30a2\u30ec\u30a4\u304b\u3089\u30a4\u30f3\u30d0\u30fc\u30bf\u307e\u3067\u306e\u8ddd\u96e235\u30e1\u30fc\u30c8\u30eb<\/li>\n\n\n\n<li>\u30b0\u30ea\u30c3\u30c9\u63a5\u7d9a\uff1a400V\u4e09\u76f8<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4fdd\u8b77\u30b9\u30ad\u30fc\u30e0\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6240\u5728\u5730<\/th><th>\u30c7\u30d0\u30a4\u30b9\u30fb\u30bf\u30a4\u30d7<\/th><th>Uc\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0<\/th><th>\u30a2\u30a4\u30de\u30c3\u30af\u30b9<\/th><th>\u88fd\u54c1\u4f8b<\/th><\/tr><\/thead><tbody><tr><td>\u30a2\u30ec\u30a4\u30fb\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9<\/td><td>DC\u30bf\u30a4\u30d72\u30012P+PE<\/td><td>1200V<\/td><td>40 kA<\/td><td>\u5149\u4e9c\u76f4\u6d41SPD 1000V\u30b7\u30ea\u30fc\u30ba<\/td><\/tr><tr><td>\u30a4\u30f3\u30d0\u30fc\u30bf\u30fcDC\u5165\u529b<\/td><td>DC\u30bf\u30a4\u30d71+2\u30012P+PE<\/td><td>1200V<\/td><td>65 kA<\/td><td>\u30af\u30a2\u30f3\u30cb\u30e3 DC SPD \u30bf\u30a4\u30d71+2 \u30b3\u30f3\u30d0\u30a4\u30f3\u30c9<\/td><\/tr><tr><td>\u30a4\u30f3\u30d0\u30fc\u30bf\u30fcAC\u51fa\u529b<\/td><td>AC\u30bf\u30a4\u30d72\u30013P+N<\/td><td>440V<\/td><td>40 kA<\/td><td>\u30af\u30a2\u30f3\u30ae\u30e3 AC SPD \u30bf\u30a4\u30d72<\/td><\/tr><tr><td>\u4e3b\u306a\u5206\u5e03<\/td><td>AC\u30bf\u30a4\u30d71\u30013P+N<\/td><td>440V<\/td><td>50 kA<\/td><td>\u30af\u30a2\u30f3\u30cb\u30e3 AC SPD \u30bf\u30a4\u30d71<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u7dcf\u5408\u7684\u306a\u4fdd\u8b77\u6295\u8cc7\uff1a<\/strong> $800\uff5e1,200\u30c9\u30eb\u3067\u3001$45,000\u30c9\u30eb\u4ee5\u4e0a\u306e\u30b7\u30b9\u30c6\u30e0\u6295\u8cc7\u3092\u4fdd\u8b77\u3059\u308b\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">EV\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u306eSPD\u914d\u7f6e\u6226\u7565<\/h2>\n\n\n\n<p>\u96fb\u6c17\u81ea\u52d5\u8eca\u5145\u96fb\u30a4\u30f3\u30d5\u30e9\u3067\u306f\u3001\u7279\u306b\u3001\u5145\u96fb\u53f0\u304c\u76f4\u6483\u96f7\u306b\u3055\u3089\u3055\u308c\u308b\u5c4b\u5916\u8a2d\u7f6e\u3084\u3001\u5927\u96fb\u529b\u306e\u96fb\u5b50\u6a5f\u5668\u304c\u30b5\u30fc\u30b8\u306b\u3088\u308b\u640d\u50b7\u3092\u53d7\u3051\u3084\u3059\u3044DC\u6025\u901f\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u591a\u6bb5\u30b5\u30fc\u30b8\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3059\u3002. <a href=\"https:\/\/lsp.global\/where-should-surge-protection-be-installed\/\" target=\"_blank\" rel=\"noopener\">\u5f15\u7528<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ec\u30d9\u30eb2 AC\u5145\u96fb\uff087\uff5e22kW\uff09<\/h3>\n\n\n\n<p><strong>\u5834\u62401\uff1a\u30b5\u30fc\u30d3\u30b9\u30fb\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9\uff0f\u30e1\u30a4\u30f3\u30fb\u30d1\u30cd\u30eb<\/strong><\/p>\n\n\n\n<p>\u5546\u696d\u7528\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u3084\u3001\u5927\u304d\u306a\u8ca0\u8377\u304c\u304b\u304b\u308b\u4f4f\u5b85\u7528\u8a2d\u5099\u3067\u306f\u3001\u30b5\u30fc\u30d3\u30b9\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9\u306b\u30bf\u30a4\u30d71\u306eSPD\u3092\u8a2d\u7f6e\u3057\u3001\u67b6\u7a7a\u30b5\u30fc\u30d3\u30b9\u30c9\u30ed\u30c3\u30d7\u3078\u306e\u76f4\u63a5\u843d\u96f7\u3084\u3001\u30b5\u30fc\u30d3\u30b9\u30e9\u30c6\u30e9\u30eb\u3078\u306e\u8fd1\u63a5\u843d\u96f7\u304b\u3089\u4fdd\u8b77\u3059\u308b\u3002.<\/p>\n\n\n\n<p><strong>\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30bf\u30a4\u30d7<\/strong> AC\u30bf\u30a4\u30d71 SPD<\/li>\n\n\n\n<li><strong>\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\uff1a<\/strong> \u30b5\u30fc\u30d3\u30b9\u30bf\u30a4\u30d7\u306b\u5408\u308f\u305b\u308b\uff08240V\u5206\u76f8\u306e\u5834\u5408\u306f1P+N\u3001208\/400V\u4e09\u76f8\u306e\u5834\u5408\u306f3P+N\uff09<\/li>\n\n\n\n<li><strong>Uc\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong><\/li>\n\n\n\n<li>120\/240V \u30b9\u30d7\u30ea\u30c3\u30c8\u30d5\u30a7\u30fc\u30baUc \u2265 300V L-N<\/li>\n\n\n\n<li>208V\u4e09\u76f8\uff1aUc \u2265 275V L-N<\/li>\n\n\n\n<li>400V\u4e09\u76f8Uc \u2265 440V L-N<\/li>\n\n\n\n<li><strong>\u30a4\u30a4\u30f3\u30d7<\/strong> 25\uff5e50kA\/\u6975<\/li>\n\n\n\n<li><strong>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\uff1a<\/strong> \u30e1\u30a4\u30f3\u30d6\u30ec\u30fc\u30ab\u30fc\u30d1\u30cd\u30eb\u307e\u305f\u306f\u30e1\u30fc\u30bf\u30fc\u30d9\u30fc\u30b9<\/li>\n<\/ul>\n\n\n\n<p><strong>\u5834\u62402\uff1aEV\u5145\u96fb\u30b5\u30d6\u30d1\u30cd\u30eb\uff0f\u914d\u96fb\u30dd\u30a4\u30f3\u30c8<\/strong><\/p>\n\n\n\n<p>\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u304c\u5c02\u7528\u306e\u30b5\u30d6\u30d1\u30cd\u30eb\u304b\u3089\u7d66\u96fb\u3055\u308c\u308b\u5834\u5408\uff08\u5546\u696d\u7528\u99d0\u8eca\u5834\u3067\u306f\u4e00\u822c\u7684\uff09\u3001\u3053\u306e\u914d\u96fb\u70b9\u306b\u30bf\u30a4\u30d7 2 SPD \u3092\u8a2d\u7f6e\u3059\u308b\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5145\u96fb\u56de\u8def\u304a\u3088\u3073\u95a2\u9023\u3059\u308b\u5236\u5fa1\u6a5f\u5668\u306b\u5bfe\u3059\u308b\u4e8c\u6b21\u4fdd\u8b77\u304c\u63d0\u4f9b\u3055\u308c\u308b\u3002.<\/p>\n\n\n\n<p><strong>\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30bf\u30a4\u30d7<\/strong> AC\u30bf\u30a4\u30d72 SPD<\/li>\n\n\n\n<li><strong>\u3067\uff1a<\/strong> 10-20kA<\/li>\n\n\n\n<li><strong>\u30a2\u30a4\u30de\u30c3\u30af\u30b9<\/strong> 40-65 kA<\/li>\n\n\n\n<li><strong>\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\uff1a<\/strong> \u30b5\u30d6\u30d1\u30cd\u30eb\u306e\u96fb\u5727\u3068\u4f4d\u76f8\u3092\u5408\u308f\u305b\u308b<\/li>\n\n\n\n<li><strong>\u8abf\u6574\uff1a<\/strong> \u30b5\u30fc\u30d3\u30b9\u30fb\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9SPD\u304b\u3089\u6700\u4f4e10m\u306e\u30b1\u30fc\u30d6\u30eb<\/li>\n<\/ul>\n\n\n\n<p><strong>\u5834\u62403\uff1a\u500b\u5225\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\uff08\u7e4a\u7d30\u306a\u8a2d\u7f6e\u306e\u5834\u5408\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\uff09<\/strong><\/p>\n\n\n\n<p>\u9ad8\u5ea6\u306a\u901a\u4fe1\u6a5f\u5668\u3001\u652f\u6255\u3044\u7aef\u672b\u3001\u307e\u305f\u306f\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9\u3092\u5099\u3048\u305f\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u306b\u3064\u3044\u3066\u306f\u3001\u5145\u96fb\u30da\u30c7\u30b9\u30bf\u30eb\u307e\u305f\u306f\u30a6\u30a9\u30fc\u30eb\u30dc\u30c3\u30af\u30b9\u306e\u7b50\u4f53\u5185\u306b\u8a2d\u7f6e\u3055\u308c\u308b\u30bf\u30a4\u30d73\u306eSPD\u3092\u691c\u8a0e\u3059\u308b\u3053\u3068\u3002.<\/p>\n\n\n\n<p><strong>\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30bf\u30a4\u30d7<\/strong> AC\u30bf\u30a4\u30d73 SPD<\/li>\n\n\n\n<li><strong>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\uff1a<\/strong> \u654f\u611f\u306a\u5236\u5fa1\u96fb\u5b50\u6a5f\u5668\u304b\u30891\uff5e2m\u4ee5\u5185<\/li>\n\n\n\n<li><strong>\u4e0a\u3078<\/strong> \u22641.5 kV<\/li>\n\n\n\n<li><strong>\u8981\u4ef6<\/strong> \u4e0a\u6d41\u306e\u30bf\u30a4\u30d72\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\u304c\u5fc5\u8981<\/li>\n<\/ul>\n\n\n\n<p><strong>\u88fd\u54c1\u306e\u63a8\u5968<\/strong> Kuangya&#8217;s AC SPD series includes Type 1, Type 2, and Type 1+2 combined models with configurations from single-phase to three-phase, suitable for all EV charging protection scenarios. The modular design allows easy replacement of protection elements after surge events without replacing the entire unit. <a href=\"https:\/\/cnkuangya.com\/ja\/ac-spd\/\">\u5f15\u7528<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">DC\u6025\u901f\u5145\u96fb\uff0850\uff5e350kW\uff09<\/h3>\n\n\n\n<p>DC\u6025\u901f\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3001\u5927\u96fb\u529b\u306e\u6574\u6d41\u88c5\u7f6e\u3001\u30d0\u30c3\u30c6\u30ea\u30fc\u7ba1\u7406\u901a\u4fe1\u30b7\u30b9\u30c6\u30e0\u3001\u5c4b\u5916\u306b\u8a2d\u7f6e\u3055\u308c\u308b\u3053\u3068\u304c\u591a\u3044\u305f\u3081\u3001\u3088\u308a\u8907\u96d1\u306a\u4fdd\u8b77\u8981\u4ef6\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>DC\u30b5\u30a4\u30c9\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\uff1a<\/strong><\/p>\n\n\n\n<p>DC\u6025\u901f\u5145\u96fb\u5668\u306b\u306f\u3001AC\u30b0\u30ea\u30c3\u30c9\u96fb\u529b\u3092DC\u5145\u96fb\u96fb\u5727\uff08\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u3088\u308a200-920V\uff09\u306b\u5909\u63db\u3059\u308b\u6574\u6d41\u5668\u304c\u5185\u8535\u3055\u308c\u3066\u3044\u308b\u3002\u8eca\u4e21\u3078\u306eDC\u51fa\u529b\u30b1\u30fc\u30d6\u30eb\u306b\u306f\u30b5\u30fc\u30b8\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3001\u7279\u306b\u30b1\u30fc\u30d6\u30eb\u304c\u9577\u3044\u5834\u5408\u3084\u982d\u4e0a\u304b\u3089\u30b1\u30fc\u30d6\u30eb\u3092\u914d\u7dda\u3059\u308b\u5834\u5408\u306f\u6ce8\u610f\u304c\u5fc5\u8981\u3067\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5834\u6240<\/strong> \u5145\u96fb\u30ad\u30e3\u30d3\u30cd\u30c3\u30c8\u5185\u306eDC\u51fa\u529b\u7aef\u5b50<\/li>\n\n\n\n<li><strong>\u30bf\u30a4\u30d7<\/strong> DC\u30bf\u30a4\u30d72 SPD<\/li>\n\n\n\n<li><strong>Uc\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong> \u6700\u5927\u5145\u96fb\u96fb\u5727\u3092\u8d85\u3048\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044<\/li>\n\n\n\n<li>CCS\/CHAdeMO: Uc \u2265 600V<\/li>\n\n\n\n<li>\u30cf\u30a4\u30d1\u30ef\u30fcCCSUc \u2265 1000V<\/li>\n\n\n\n<li><strong>\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\uff1a<\/strong> 2P\uff08DC+\u304a\u3088\u3073DC-\uff09\u3001PE\u63a5\u7d9a<\/li>\n\n\n\n<li><strong>\u30a2\u30a4\u30de\u30c3\u30af\u30b9<\/strong> 40-65 kA<\/li>\n<\/ul>\n\n\n\n<p><strong>AC\u30b5\u30a4\u30c9\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\uff1a<\/strong><\/p>\n\n\n\n<p>DC\u6025\u901f\u5145\u96fb\u5668\u3078\u306eAC\u5165\u529b\u306f\u3001\u9ad8\u3044\u96fb\u529b\u30ec\u30d9\u30eb\u3068\u9ad8\u611f\u5ea6\u306a\u30d1\u30ef\u30fc\u30a8\u30ec\u30af\u30c8\u30ed\u30cb\u30af\u30b9\u306e\u305f\u3081\u3001\u5805\u7262\u306a\u30bf\u30a4\u30d71+2\u306e\u4fdd\u8b77\u304c\u5fc5\u8981\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<p><strong>\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30bf\u30a4\u30d7<\/strong> AC\u30bf\u30a4\u30d71+2\u8907\u5408SPD<\/li>\n\n\n\n<li><strong>\u30b3\u30f3\u30d5\u30a3\u30ae\u30e5\u30ec\u30fc\u30b7\u30e7\u30f3\uff1a<\/strong> \u4e09\u76f83P+N\uff08\u307b\u3068\u3093\u3069\u306e\u6025\u901f\u5145\u96fb\u5668\u306f\u4e09\u76f8\u3067\u3042\u308b\uff09<\/li>\n\n\n\n<li><strong>Uc\u30ec\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong> 400V\u30b7\u30b9\u30c6\u30e0\u7528440V<\/li>\n\n\n\n<li><strong>\u30a4\u30a4\u30f3\u30d7<\/strong> 25\uff5e50kA\/\u6975<\/li>\n\n\n\n<li><strong>\u30a2\u30a4\u30de\u30c3\u30af\u30b9<\/strong> 65-100 kA<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u4f8b\uff1a6\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\u30fb\u30ec\u30d9\u30eb2\u5145\u96fb\u30d7\u30e9\u30b6<\/h3>\n\n\n\n<p><strong>\u30b7\u30b9\u30c6\u30e0\u30d1\u30e9\u30e1\u30fc\u30bf\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>7.2kW\u30ec\u30d9\u30eb2\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f36\u57fa<\/li>\n\n\n\n<li>208V\u4e09\u76f8\u30b5\u30fc\u30d3\u30b9<\/li>\n\n\n\n<li>\u5145\u96fb\u56de\u8def\u306b\u7d66\u96fb\u3059\u308b100A\u30b5\u30d6\u30d1\u30cd\u30eb<\/li>\n\n\n\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u53ef\u80fd\u306a\u5c4b\u5916\u7528\u30da\u30c7\u30b9\u30bf\u30eb\u30de\u30a6\u30f3\u30c8\u30fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4fdd\u8b77\u30b9\u30ad\u30fc\u30e0\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6240\u5728\u5730<\/th><th>\u30c7\u30d0\u30a4\u30b9\u30fb\u30bf\u30a4\u30d7<\/th><th>\u69cb\u6210<\/th><th>\u30a2\u30a4\u30de\u30c3\u30af\u30b9\/\u30a2\u30a4\u30a4\u30f3\u30d7<\/th><th>\u6570\u91cf<\/th><\/tr><\/thead><tbody><tr><td>\u30b5\u30fc\u30d3\u30b9\u30fb\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9<\/td><td>AC\u30bf\u30a4\u30d71<\/td><td>3P+N\u3001275V Uc<\/td><td>50 kA Iimp<\/td><td>1<\/td><\/tr><tr><td>\u5145\u96fb\u30b5\u30d6\u30d1\u30cd\u30eb<\/td><td>AC\u30bf\u30a4\u30d72<\/td><td>3P+N\u3001275V Uc<\/td><td>40 kA Imax<\/td><td>1<\/td><\/tr><tr><td>\u500b\u5225\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3<\/td><td>AC\u30bf\u30a4\u30d73<\/td><td>1P+N\u3001275V Uc<\/td><td>5 kA In<\/td><td>6<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u7dcf\u4fdd\u8b77\u30b3\u30b9\u30c8\uff1a<\/strong> $600-900\u306f\u3001$65,000\u8a2d\u7f6e\u306e\u5305\u62ec\u7684\u306a3\u6bb5\u968e\u4fdd\u8b77\u7528\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u30a4\u30f3\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\uff1a\u4ed5\u69d8\u3068\u73fe\u5b9f\u306e\u51fa\u4f1a\u3044<\/h2>\n\n\n\n<p>\u6b63\u3057\u304f\u6307\u5b9a\u3055\u308c\u305fSPD\u3067\u3042\u3063\u3066\u3082\u3001\u8a2d\u7f6e\u65b9\u6cd5\u304c\u57fa\u672c\u7684\u306a\u30b5\u30fc\u30b8\u7269\u7406\u5b66\u306e\u539f\u5247\u306b\u9055\u53cd\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u9069\u5207\u306a\u4fdd\u8b77\u3092\u63d0\u4f9b\u3067\u304d\u307e\u305b\u3093\u3002\u63a5\u7d9a\u30ea\u30fc\u30c9\u306e\u9577\u3055\u3001\u63a5\u5730\u306e\u30c8\u30dd\u30ed\u30b8\u30fc\u3001\u8abf\u6574\u9593\u9694\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30ea\u30fc\u30c9\u306e\u9577\u3055\u306e\u30eb\u30fc\u30eb\uff1a\u77ed\u3051\u308c\u3070\u77ed\u3044\u307b\u3069\u3088\u3044<\/h3>\n\n\n\n<p>Every meter of cable between the SPD and the protected equipment introduces inductive voltage drop during surge events. At the nanosecond rise times of lightning-induced surges, even short conductors exhibit significant inductance (approximately 1 \u03bcH per meter). A 10 kA surge through 2 meters of lead creates an additional 20 kV of voltage drop beyond the SPD&#8217;s protection level\u2014completely negating the device&#8217;s function.<\/p>\n\n\n\n<p><strong>\u5fc5\u9808\u6761\u4ef6\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30ea\u30fc\u30c9\u306e\u5168\u9577\uff1a<\/strong> \u6700\u59270.5m\u306e\u7d44\u307f\u5408\u308f\u305b\uff08L+\u3001L-\u3001PE\u5c0e\u4f53\uff09<\/li>\n\n\n\n<li><strong>\u30eb\u30fc\u30c6\u30a3\u30f3\u30b0\uff1a<\/strong> L+\u3068L-\u3092\u5225\u3005\u306b\u8d70\u3089\u305b\u305a\u3001\u4e00\u7dd2\u306b\u8d70\u3089\u305b\u308b\u3002<\/li>\n\n\n\n<li><strong>\u7d42\u4e86\uff1a<\/strong> \u9069\u5207\u306a\u30c8\u30eb\u30af\u4ed5\u69d8\u306e\u30ea\u30f3\u30b0\u7aef\u5b50\u3092\u4f7f\u7528\u3059\u308b<\/li>\n\n\n\n<li><strong>\u5c0e\u4f53\u30b5\u30a4\u30ba\uff1a<\/strong> \u30bf\u30a4\u30d71\u306f\u6700\u5c0f6 mm\u00b2\uff0810AWG\uff09\u3001\u30bf\u30a4\u30d72\u306f\u6700\u5c0f4 mm\u00b2\uff0812AWG\uff09\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u5b9f\u7528\u7684\u306a\u30d2\u30f3\u30c8\uff1a<\/strong> \u914d\u96fb\u76e4\u306b\u8a2d\u7f6e\u3055\u308c\u305fDIN\u30ec\u30fc\u30ebSPD\u306e\u5834\u5408\u3001\u30c7\u30d0\u30a4\u30b9\u3092\u30e1\u30a4\u30f3\u30d0\u30b9\u30d0\u30fc\u307e\u305f\u306f\u4fdd\u8b77\u3055\u308c\u305f\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc\u306e\u3067\u304d\u308b\u3060\u3051\u8fd1\u304f\u306b\u53d6\u308a\u4ed8\u3051\u3066\u304f\u3060\u3055\u3044\u300230cm\u306e\u63a5\u7d9a\u306f\u30011m\u306e\u63a5\u7d9a\u3088\u308a\u3082\u5287\u7684\u306b\u512a\u308c\u3066\u3044\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u63a5\u5730\u3068\u30a2\u30fc\u30b7\u30f3\u30b0\u306e\u30c8\u30dd\u30ed\u30b8\u30fc<\/h3>\n\n\n\n<p>SPD\u306f\u3001\u30b5\u30fc\u30b8\u96fb\u6d41\u3092\u30a2\u30fc\u30b9\/\u5730\u9762\u306b\u8fc2\u56de\u3055\u305b\u308b\u3053\u3068\u3067\u6a5f\u80fd\u3057\u307e\u3059\u3002\u3053\u306e\u5206\u6d41\u306e\u52b9\u679c\u306f\u3001\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u306e\u54c1\u8cea\u3068SPD\u3068\u63a5\u5730\u96fb\u6975\u9593\u306e\u63a5\u7d9a\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u306b\u5b8c\u5168\u306b\u4f9d\u5b58\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u30a2\u30fc\u30b9\u306e\u5fc5\u8981\u6761\u4ef6\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u96fb\u6975\u62b5\u6297\uff1a<\/strong> \u4f4f\u5b85\u7528\u226410\u03a9\u3001\u5546\u696d\/\u5de5\u696d\u7528\u22645\u03a9<\/li>\n\n\n\n<li><strong>\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\uff1a<\/strong> \u3059\u3079\u3066\u306e\u63a5\u5730\u96fb\u6975\u3092\u4e00\u7dd2\u306b\u63a5\u7740\u3059\u308b\u3053\u3068\uff08PV \u30a2\u30ec\u30a4\u30d5\u30ec\u30fc\u30e0\u3001\u5efa\u7269\u63a5\u5730\u3001\u30b5\u30fc\u30d3\u30b9\u63a5\u5730\u3001\u96f7\u4fdd\u8b77\u30b7\u30b9\u30c6\u30e0\u63a5\u5730\uff09\u3002<\/li>\n\n\n\n<li><strong>\u5c0e\u4f53\u30b5\u30a4\u30ba\uff1a<\/strong> PE\u63a5\u7d9a\u306e\u5834\u5408\u3001\u6700\u4f4e16 mm\u00b2 (6 AWG)\u306e\u9285\u7dda<\/li>\n\n\n\n<li><strong>\u691c\u67fb\u3060\uff1a<\/strong> \u5e741\u56de\u306e\u62b5\u6297\u8a66\u9a13\u3001\u65e2\u77e5\u306e\u30b5\u30fc\u30b8\u767a\u751f\u5f8c\u306e\u76ee\u8996\u691c\u67fb<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u30a8\u30e9\u30fc\uff1a<\/strong> Isolated or &#8220;floating&#8221; ground connections. Some installers mistakenly create separate grounds for PV arrays or EV charging stations. This creates dangerous ground loops and potential differences that can exceed the SPD&#8217;s protection level. All grounds must be bonded to a common grounding electrode system.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8abf\u6574\u3068\u30ab\u30b9\u30b1\u30fc\u30c9<\/h3>\n\n\n\n<p>\u8907\u6570\u306eSPD\u30b9\u30c6\u30fc\u30b8\u304c\u30b7\u30b9\u30c6\u30e0\u3092\u4fdd\u8b77\u3059\u308b\u5834\u5408\uff08\u30b5\u30fc\u30d3\u30b9\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9\u306b\u30bf\u30a4\u30d71\u3001\u30b5\u30d6\u30d1\u30cd\u30eb\u306b\u30bf\u30a4\u30d72\u3001\u6a5f\u5668\u306b\u30bf\u30a4\u30d73\uff09\u3001\u9069\u5207\u306b\u8abf\u6574\u3059\u308b\u3053\u3068\u3067\u30011\u3064\u306e\u30b9\u30c6\u30fc\u30b8\u304c\u7834\u58ca\u3055\u308c\u3066\u4ed6\u306e\u30b9\u30c6\u30fc\u30b8\u304c\u30a2\u30a4\u30c9\u30eb\u72b6\u614b\u306b\u306a\u308b\u306e\u3067\u306f\u306a\u304f\u3001\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u30c7\u30d0\u30a4\u30b9\u9593\u3067\u9069\u5207\u306b\u5171\u6709\u3055\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u8abf\u6574\u65b9\u6cd5\uff1a<\/strong><\/p>\n\n\n\n<p><strong>1.\u30b1\u30fc\u30d6\u30eb\u9577\u306e\u5206\u96e2\uff1a<\/strong> SPD\u30b9\u30c6\u30fc\u30b8\u9593\u306b\u6700\u4f4e10m\u306e\u30b1\u30fc\u30d6\u30eb\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u81ea\u7136\u306a\u8a98\u5c0e\u30c7\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u3092\u5b9f\u73fe\u3002\u30b1\u30fc\u30d6\u30eb\u306e\u30a4\u30f3\u30c0\u30af\u30bf\u30f3\u30b9\u304c\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u3092\u751f\u6210\u3057\u3001\u4e0a\u6d41\u306eSPD\u304c\u4e0b\u6d41\u306e\u30c7\u30d0\u30a4\u30b9\u3088\u308a\u5148\u306b\u5c0e\u901a\u3059\u308b\u3088\u3046\u5f37\u5236\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>2.\u30c7\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u30a4\u30f3\u30c0\u30af\u30bf<\/strong> \u7269\u7406\u7684\u306a\u5206\u96e2\u304c\u4e0d\u53ef\u80fd\u306a\u5834\u5408\u306f\u3001SPD\u30b9\u30c6\u30fc\u30b8\u9593\u306b\u30c7\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0\u30a4\u30f3\u30c0\u30af\u30bf\uff08\u901a\u5e3810\uff5e15\u03bcH\uff09\u3092\u8a2d\u7f6e\u3059\u308b\u3002\u3053 \u306e \u3088 \u3046 \u306a \u5c0f \u578b \u30b3 \u30a4 \u30eb \u306f \u3001\u9577 \u3044 \u30b1 \u30fc \u30d6 \u30eb \u3092 \u4f7f \u7528 \u3057 \u306a \u304f \u3066 \u3082 \u5fc5 \u8981 \u306a \u30a4 \u30f3 \u30d4 \u30fc \u30c0 \u30f3 \u30b9 \u3092 \u63d0 \u4f9b \u3057 \u307e \u3059 \u3002.<\/p>\n\n\n\n<p><strong>3.\u30a2\u30c3\u30d7\u5024\u306b\u3088\u308b\u9078\u629e\u6027\uff1a<\/strong> \u4e0b\u6d41\u306e\u5404SPD\u304c\u3001\u4e0a\u6d41\u306e\u96a3\u3088\u308a\u3082\u4f4e\u3044\u5b9a\u683cUp\u3092\u6301\u3064\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u306e\u96fb\u5727\u52fe\u914d\u306b\u3088\u308a\u3001\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u81ea\u7136\u306b\u9069\u5207\u306a\u4fdd\u8b77\u30b9\u30c6\u30fc\u30b8\u306b\u5c0e\u304b\u308c\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u8abf\u6574\u691c\u8a3c\uff1a<\/strong> \u8a2d\u7f6e\u5f8c\u3001Up\u5024\u306f\u4e0b\u964d\u968e\u6bb5\u3092\u5f62\u6210\u3059\u308b\u306f\u305a\u3067\u3042\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30d3\u30b9\u30fb\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9\uff08\u30bf\u30a4\u30d71\uff09\uff1a\u30a2\u30c3\u30d7 = 4.0 kV<\/li>\n\n\n\n<li>\u914d\u96fb\u76e4\uff08\u30bf\u30a4\u30d72\uff09\uff1a\u30a2\u30c3\u30d7 = 2.5 kV<\/li>\n\n\n\n<li>\u6a5f\u5668\u8a2d\u7f6e\u5834\u6240\uff08\u30bf\u30a4\u30d73\uff09\uff1a\u6700\u5927 = 1.5 kV<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3068\u4ea4\u63db\u96a0\u308c\u305f\u7d99\u7d9a\u30b3\u30b9\u30c8<\/h2>\n\n\n\n<p>\u30b5\u30fc\u30b8\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u306f\u72a0\u7272\u7684\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3042\u308a\u3001\u30b5\u30fc\u30b8\u30a4\u30d9\u30f3\u30c8\u3092\u906e\u65ad\u3059\u308b\u305f\u3073\u306b\u52a3\u5316\u3057\u307e\u3059\u3002\u4f55\u5343\u56de\u3082\u52d5\u4f5c\u53ef\u80fd\u306a\u30b5\u30fc\u30ad\u30c3\u30c8\u30d6\u30ec\u30fc\u30ab\u30fc\u3068\u306f\u7570\u306a\u308a\u3001SPD\u306e\u8010\u7528\u5e74\u6570\u306f\u5e74\u5358\u4f4d\u3067\u306f\u306a\u304f\u30b5\u30fc\u30b8\u30a4\u30d9\u30f3\u30c8\u5358\u4f4d\u3067\u6e2c\u5b9a\u3055\u308c\u308b\u6709\u9650\u306e\u3082\u306e\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8996\u899a\u8868\u793a\u3068\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/h3>\n\n\n\n<p>\u6700\u8fd1\u306eSPD\u306f\u3001LED\u30e9\u30a4\u30c8\u3084\u6a5f\u68b0\u7684\u306a\u30d5\u30e9\u30c3\u30b0\u306a\u3069\u3001\u8996\u899a\u7684\u306a\u6545\u969c\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u3092\u5185\u8535\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<p><strong>\u6307\u6a19\u306f\u3053\u3046\u3060\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u7dd1\u8272\u306eLED\uff1a<\/strong> \u30c7\u30d0\u30a4\u30b9\u52d5\u4f5c\u53ef\u80fd\u3001\u4fdd\u8b77\u6a5f\u80fd\u6709\u52b9<\/li>\n\n\n\n<li><strong>\u8d64\u8272LED\uff1a<\/strong> \u30c7\u30d0\u30a4\u30b9\u306e\u6545\u969c\u307e\u305f\u306f\u52a3\u5316\u3001\u4fdd\u8b77\u6a5f\u80fd\u306e\u4f4e\u4e0b\u3001\u4ea4\u63db\u304c\u5fc5\u8981<\/li>\n\n\n\n<li><strong>LED\u306f\u306a\u3044\uff1a<\/strong> \u96fb\u6e90\u306e\u554f\u984c\u307e\u305f\u306f\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc\u306e\u6545\u969c<\/li>\n<\/ul>\n\n\n\n<p><strong>\u91cd\u5927\u306a\u8b66\u544a\u3060\uff1a<\/strong> \u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u304c\u8d64\u8272\u306e\u5834\u5408\u3001\u6a5f\u5668\u306f\u73fe\u5728\u4fdd\u8b77\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002\u6545\u969c\u3057\u305f SPD \u306f\u76f4\u3061\u306b\u4ea4\u63db\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6545\u969c\u3057\u305f SPD \u3092\u4f7f\u7528\u3059\u308b\u3068\u3001\u30b7\u30b9\u30c6\u30e0\u304c\u8106\u5f31\u306b\u306a\u308b\u4e00\u65b9\u3067\u3001\u8aa4\u3063\u305f\u4fe1\u983c\u304c\u5f97\u3089\u308c\u307e\u3059\u3002. <a href=\"https:\/\/cnkuangya.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/spd-red-light-on-heres-what-it-means-how-to-fix\/\">\u5f15\u7528<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ea4\u63db\u9593\u9694\u3068\u30c8\u30ea\u30ac\u30fc<\/h3>\n\n\n\n<p><strong>\u5f37\u5236\u4ea4\u63db\u306e\u30b7\u30ca\u30ea\u30aa\uff1a<\/strong><\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6545\u969c\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u4f5c\u52d5\uff1a<\/strong> \u8d64\u8272LED\u304c\u70b9\u706f\u3059\u308b\u304b\u3001\u6a5f\u68b0\u5f0f\u30d5\u30e9\u30b0\u304c\u4f5c\u52d5\u3057\u305f\u3089\u76f4\u3061\u306b\u4ea4\u63db\u3059\u308b\u3053\u3068<\/li>\n\n\n\n<li><strong>\u65e2\u77e5\u306e\u76f4\u6483\u96f7\u306e\u5f8c\uff1a<\/strong> \u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u304c\u7dd1\u3092\u8868\u793a\u3057\u3066\u3044\u308b\u5834\u5408\u3067\u3082\u3001\u8fd1\u508d\u3067\u306e\u30b9\u30c8\u30e9\u30a4\u30ad\u304c\u78ba\u8a8d\u3055\u308c\u305f\u5f8c\u3001\u30bf\u30a4\u30d71\u306eSPD\u3092\u4ea4\u63db\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u4e88\u9632\u7684\u306a\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\uff1a<\/strong> \u9ad8\u7167\u5ea6\u5730\u57df\u3067\u306f5\uff5e7\u5e74\u3054\u3068\u3001\u4e2d\u7b49\u5ea6\u5730\u57df\u3067\u306f8\uff5e10\u5e74\u3054\u3068\u306b\u4ea4\u63db\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u6df1\u523b\u306a\u7cfb\u7d71\u64fe\u4e71\u306e\u5f8c\uff1a<\/strong> \u9577\u6642\u9593\u306e\u904e\u96fb\u5727\u30a4\u30d9\u30f3\u30c8\u307e\u305f\u306f\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u306e\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u64cd\u4f5c\u306e\u5f8c\u306b\u4ea4\u63db\u3059\u308b\u3002<\/li>\n<\/ol>\n\n\n\n<p><strong>\u30e2\u30b8\u30e5\u30e9\u30fc\u5f0f\u3068\u5b8c\u5168\u4ea4\u63db\u5f0f\uff1a<\/strong> Kuangya\u306e\u3088\u3046\u306a\u30d7\u30ec\u30df\u30a2\u30e0SPD\u306f\u3001\u4ea4\u63db\u53ef\u80fd\u306a\u4fdd\u8b77\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u5099\u3048\u3066\u3044\u307e\u3059\u3002\u30c7\u30d0\u30a4\u30b9\u304c\u5bff\u547d\u306b\u9054\u3059\u308b\u3068\u3001\u30e6\u30cb\u30c3\u30c8\u5168\u4f53\uff08$150-400\uff09\u3067\u306f\u306a\u304f\u3001\u4fdd\u8b77\u30ab\u30fc\u30c8\u30ea\u30c3\u30b8\uff08\u901a\u5e38$30-80\uff09\u306e\u307f\u3092\u4ea4\u63db\u3057\u307e\u3059\u300220\u5e74\u9593\u306e\u30b7\u30b9\u30c6\u30e0\u5bff\u547d\u306b\u304a\u3044\u3066\u3001\u30e2\u30b8\u30e5\u30fc\u30eb\u8a2d\u8a08\u306f\u7dcf\u6240\u6709\u30b3\u30b9\u30c8\u309240-60%\u524a\u6e1b\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a66\u9a13\u3068\u691c\u67fb\u306e\u624b\u9806<\/h3>\n\n\n\n<p><strong>\u5e74\u6b21\u70b9\u691c\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8996\u899a\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u306e\u72b6\u614b\uff08\u7dd1\uff1d\u826f\u597d\u3001\u8d64\uff1d\u4ea4\u63db\uff09<\/li>\n\n\n\n<li>\u7aef\u5b50\u306e\u7de0\u307e\u308a\u5177\u5408\uff08\u30e1\u30fc\u30ab\u30fc\u306e\u4ed5\u69d8\u306b\u5f93\u3063\u3066\u63a5\u7d9a\u90e8\u306e\u5897\u3057\u7de0\u3081\u3092\u884c\u3046\u3053\u3068\uff09<\/li>\n\n\n\n<li>\u7269\u7406\u7684\u640d\u50b7\uff08\u3072\u3073\u5272\u308c\u3001\u5909\u8272\u3001\u713c\u3051\u8de1\uff09<\/li>\n\n\n\n<li>\u63a5\u5730\u5c0e\u901a\uff08PE\u62b5\u6297\u3092\u6e2c\u5b9a\u3057\u30011\u03a9\u672a\u6e80\u3067\u3042\u308b\u3053\u3068\uff09<\/li>\n\n\n\n<li>\u30a8\u30f3\u30af\u30ed\u30fc\u30b8\u30e3\u306e\u5b8c\u5168\u6027\uff08\u6c34\u306e\u6d78\u5165\u3001\u8150\u98df\u3001\u5bb3\u866b\u306b\u3088\u308b\u640d\u50b7\uff09<\/li>\n<\/ul>\n\n\n\n<p><strong>\u8a66\u9a13\u88c5\u7f6e\uff1a<\/strong> \u57fa\u672c\u7684\u306a\u5c0e\u901a\u30c1\u30a7\u30c3\u30af\u306f\u3001\u30b7\u30f3\u30d7\u30eb\u306a\u30de\u30eb\u30c1\u30e1\u30fc\u30bf\u30fc\u3067\u5341\u5206\u3067\u3059\u3002\u5c02\u9580\u7684\u306a\u8a2d\u7f6e\u306e\u5834\u5408\u306f\u3001\u63a5\u7d9a\u90e8\u306e\u904e\u71b1\u3084\u90e8\u54c1\u306e\u52a3\u5316\u3092\u6545\u969c\u524d\u306b\u767a\u898b\u3059\u308b\u305f\u3081\u306b\u3001\u5e741\u56de\u306e\u30b5\u30fc\u30e2\u30b0\u30e9\u30d5\u30a3\u691c\u67fb\u3092\u691c\u8a0e\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u8cbb\u7528\u4fbf\u76ca\u5206\u6790\uff1a\u4fdd\u8b77\u306e\u7d4c\u6e08\u5b66<\/h2>\n\n\n\n<p>\u30b7\u30b9\u30c6\u30e0\u6240\u6709\u8005\u306f\u3001\u30b5\u30fc\u30b8\u4fdd\u8b77\u304c\u305d\u306e\u30b3\u30b9\u30c8\u3092\u6b63\u5f53\u5316\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u983b\u7e41\u306b\u8cea\u554f\u3057\u307e\u3059\u3002\u8a08\u7b97\u306f\u7c21\u5358\u3067\u3059\u3002\u4fdd\u8b77\u3055\u308c\u3066\u3044\u306a\u3044\u6a5f\u5668\u306e\u4ea4\u63db\u30b3\u30b9\u30c8\u306b\u5bfe\u3059\u308b\u4fdd\u8b77\u6295\u8cc7\u7dcf\u984d\u3092\u6bd4\u8f03\u3057\u3001\u6709\u5bb3\u306a\u30b5\u30fc\u30b8\u4e8b\u8c61\u304c\u767a\u751f\u3059\u308b\u78ba\u7387\u3092\u639b\u3051\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4ee3\u66ff\u30b3\u30b9\u30c8\u306e\u30b7\u30ca\u30ea\u30aa<\/h3>\n\n\n\n<p><strong>\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\uff0810kW\u4f4f\u5b85\u7528\uff09\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u4ea4\u63db$2,500-4,000<\/li>\n\n\n\n<li>\u30b9\u30c8\u30ea\u30f3\u30b0\u30aa\u30d7\u30c6\u30a3\u30de\u30a4\u30b6\u30fc\u4ea4\u63db\uff08\u4f7f\u7528\u3059\u308b\u5834\u5408\uff09\uff1a\u5404$150\uff5e250\u00d730\uff1d$4,500\uff5e7,500<\/li>\n\n\n\n<li>\u76e3\u8996\u88c5\u7f6e$300-600<\/li>\n\n\n\n<li>\u4eba\u4ef6\u8cbb\u3068\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0: $500-1,000<\/li>\n\n\n\n<li><strong>\u6f5c\u5728\u7684\u306a\u7dcf\u640d\u5931\uff1a<\/strong> $7,800-13,100<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4fdd\u8b77\u6295\u8cc7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u3067\u306eDC SPD: $180-280<\/li>\n\n\n\n<li>\u30e1\u30a4\u30f3\u30d1\u30cd\u30eb\u306eAC SPD$120-200<\/li>\n\n\n\n<li>\u53d6\u308a\u4ed8\u3051\u5de5\u8cc3: $150-300<\/li>\n\n\n\n<li><strong>\u7dcf\u4fdd\u8b77\u30b3\u30b9\u30c8\uff1a<\/strong> $450-780<\/li>\n<\/ul>\n\n\n\n<p><strong>ROI\u306e\u8a08\u7b97\uff1a<\/strong> \u4fdd\u8b77\u30b3\u30b9\u30c8\u306f\u6f5c\u5728\u7684\u640d\u5931\u306e 3.4-10% \u3067\u3042\u308b\u300225\u5e74\u9593\u306e\u30b7\u30b9\u30c6\u30e0\u5bff\u547d\u306b\u304a\u3051\u308b\u30b5\u30fc\u30b8\u78ba\u7387\u304c5%\u3092\u8d85\u3048\u308b\u5834\u5408\uff08\u307b\u3068\u3093\u3069\u306e\u5730\u57df\u3067\u305d\u306e\u53ef\u80fd\u6027\u304c\u9ad8\u3044\uff09\u3001\u4fdd\u8b77\u306f\u6b63\u306e\u671f\u5f85\u4fa1\u5024\u3092\u3082\u305f\u3089\u3059\u3002.<\/p>\n\n\n\n<p><strong>EV\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\uff08\u5546\u7528\u30ec\u30d9\u30eb2\uff09\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5145\u96fb\u53f0\u5ea7\u4ea4\u63db$4,500-7,000<\/li>\n\n\n\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u30b3\u30f3\u30c8\u30ed\u30fc\u30e9: $800-1,200<\/li>\n\n\n\n<li>\u6c7a\u6e08\u7aef\u672b$1,500-2,500<\/li>\n\n\n\n<li>\u53d6\u308a\u4ed8\u3051\u5de5\u8cc3\uff1a$1,000\uff5e2,000\u5186<\/li>\n\n\n\n<li>\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u4e2d\u306e\u53ce\u76ca\u640d\u5931\uff1a$200-500\/\u65e5\u00d77-14\u65e5\uff1d$1,400-7,000<\/li>\n\n\n\n<li><strong>\u6f5c\u5728\u7684\u306a\u7dcf\u640d\u5931\uff1a<\/strong> $9,200-19,700<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4fdd\u8b77\u6295\u8cc7\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30d3\u30b9\u6642\u306e\u30bf\u30a4\u30d71\uff1a$250-400<\/li>\n\n\n\n<li>\u30b5\u30d6\u30d1\u30cd\u30eb\u306b\u30bf\u30a4\u30d72$150-250<\/li>\n\n\n\n<li>\u30da\u30c7\u30b9\u30bf\u30eb3\u578b\uff1a$80-120<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb$200-400<\/li>\n\n\n\n<li><strong>\u7dcf\u4fdd\u8b77\u30b3\u30b9\u30c8\uff1a<\/strong> $680-1,170<\/li>\n<\/ul>\n\n\n\n<p><strong>ROI\u306e\u8a08\u7b97\uff1a<\/strong> \u4fdd\u8b77\u30b3\u30b9\u30c8\u306f\u6f5c\u5728\u7684\u640d\u5931\u306e3.5-12.7%\u3067\u3042\u308a\u30015%\u3092\u8d85\u3048\u308b\u30b5\u30fc\u30b8\u78ba\u7387\u3067\u306f\u671f\u5f85\u5024\u304c\u30d7\u30e9\u30b9\u3068\u306a\u308b\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4fdd\u967a\u3068\u4fdd\u8a3c\u306b\u95a2\u3059\u308b\u8003\u616e\u4e8b\u9805<\/h3>\n\n\n\n<p>\u9069\u5207\u306a\u30b5\u30fc\u30b8\u4fdd\u8b77\u304c\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u591a\u304f\u306e\u6a5f\u5668\u30e1\u30fc\u30ab\u30fc\u306f\u4fdd\u8a3c\u3092\u7121\u52b9\u306b\u3057\u307e\u3059\u3002\u540c\u69d8\u306b\u3001\u4e00\u90e8\u306e\u5546\u696d\u4fdd\u967a\u3067\u306f\u3001\u96f7\u95a2\u9023\u306e\u640d\u5bb3\u3092\u88dc\u511f\u3059\u308b\u305f\u3081\u306b\u3001\u6587\u66f8\u5316\u3055\u308c\u305f\u30b5\u30fc\u30b8\u4fdd\u8b77\u3092\u8981\u6c42\u3057\u3066\u3044\u307e\u3059\u3002\u4fdd\u8b77\u306b\u304b\u304b\u308b\u30b3\u30b9\u30c8\u306f\u3001\u62d2\u5426\u3055\u308c\u305f\u4fdd\u8a3c\u8acb\u6c42\u3084\u4fdd\u967a\u7d1b\u4e89\u306b\u304b\u304b\u308b\u30b3\u30b9\u30c8\u306b\u6bd4\u3079\u308c\u3070\u5fae\u3005\u305f\u308b\u3082\u306e\u3067\u3042\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u5fc5\u8981\u66f8\u985e<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c7\u30d0\u30a4\u30b9\u306e\u4ed5\u69d8\u304c\u8a18\u8f09\u3055\u308c\u305fSPD\u8a2d\u7f6e\u8a3c\u660e\u66f8<\/li>\n\n\n\n<li>\u5e74\u6b21\u691c\u67fb\u8a18\u9332<\/li>\n\n\n\n<li>\u4ea4\u63db\u306e\u6b74\u53f2\u3068\u65e5\u4ed8<\/li>\n\n\n\n<li>\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u8a66\u9a13\u7d50\u679c<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u308c\u3089\u306e\u8a18\u9332\u306f\u3001\u8a2d\u7f6e\u306e\u5168\u671f\u9593\u306b\u308f\u305f\u3063\u3066\u4fdd\u7ba1\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30b5\u30fc\u30b8\u304c\u767a\u751f\u3057\u305f\u5f8c\u3001\u4fdd\u8a3c\u3084\u4fdd\u967a\u8acb\u6c42\u306e\u59a5\u5f53\u6027\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u3068\u306a\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Buyer&#8217;s Selection Guide: Matching Products to Applications<\/h2>\n\n\n\n<p>\u6280\u8853\u7684\u306a\u8981\u4ef6\u304c\u78ba\u7acb\u3055\u308c\u308b\u3068\u3001\u6700\u5f8c\u306e\u30b9\u30c6\u30c3\u30d7\u306f\u3001\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u9577\u671f\u7684\u306a\u6027\u80fd\u3092\u63d0\u4f9b\u3057\u306a\u304c\u3089\u3001\u4ed5\u69d8\u3092\u6e80\u305f\u3059\u7279\u5b9a\u306e\u88fd\u54c1\u3092\u9078\u629e\u3059\u308b\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u54c1\u8cea\u6307\u6a19\u3068\u8a8d\u8a3c<\/h3>\n\n\n\n<p><strong>\u5fc5\u9808\u8cc7\u683c\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>IEC 61643-11\uff1a<\/strong> \u4f4e\u96fb\u5727SPD\u306e\u56fd\u969b\u898f\u683c<\/li>\n\n\n\n<li><strong>UL 1449\uff1a<\/strong> \u5317\u7c73\u5b89\u5168\u6027\u80fd\u57fa\u6e96<\/li>\n\n\n\n<li><strong>EN 50539\uff1a<\/strong> PV\u7528\u9014\u306b\u7279\u5316\u3057\u305f\u6b27\u5dde\u898f\u683c\uff08DC SPD\uff09<\/li>\n\n\n\n<li><strong>CE\u30de\u30fc\u30ad\u30f3\u30b0\uff1a<\/strong> \u96fb\u6c17\u5b89\u5168\u306b\u95a2\u3059\u308b\u6b27\u5dde\u9069\u5408\u6027<\/li>\n\n\n\n<li><strong>TUV\u8a8d\u8a3c\uff1a<\/strong> \u72ec\u7acb\u3057\u305f\u30c9\u30a4\u30c4\u306e\u30c6\u30b9\u30c8\u691c\u8a3c<\/li>\n<\/ul>\n\n\n\n<p>Kuangya\u306eSPD\u306f\u3001IEC\u3001CE\u3001RoHS\u6e96\u62e0\u3092\u542b\u3080\u8907\u6570\u306e\u56fd\u969b\u8a8d\u8a3c\u3092\u53d6\u5f97\u3057\u3066\u304a\u308a\u3001\u4e16\u754c\u7684\u306a\u8a2d\u7f6e\u57fa\u6e96\u3084\u5730\u57df\u306e\u96fb\u6c17\u30b3\u30fc\u30c9\u3068\u306e\u4e92\u63db\u6027\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002. <a href=\"https:\/\/cnkuangya.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/top-5-spd-manufacturers-in-china-a-comprehensive-guide-to-choosing-the-right-surge-protection-device\/\">\u5f15\u7528<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u6a5f\u80fd\u306e\u6bd4\u8f03\uff1a\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u3068\u30d7\u30ec\u30df\u30a2\u30e0\u306e\u6bd4\u8f03<\/h3>\n\n\n\n<p><strong>SPD\u306e\u6a19\u6e96\u88c5\u5099\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u56fa\u5b9a\u4fdd\u8b77\u30e2\u30b8\u30e5\u30fc\u30eb\uff08\u5b8c\u5168\u30e6\u30cb\u30c3\u30c8\u4ea4\u63db\uff09<\/li>\n\n\n\n<li>\u30d3\u30b8\u30e5\u30a2\u30ebLED\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u30fc<\/li>\n\n\n\n<li>DIN\u30ec\u30fc\u30eb\u53d6\u4ed8<\/li>\n\n\n\n<li>\u57fa\u672c\u6587\u66f8<\/li>\n<\/ul>\n\n\n\n<p><strong>\u30d7\u30ec\u30df\u30a2\u30e0SPD\u6a5f\u80fd\uff08\u5546\u696d\u65bd\u8a2d\u306b\u63a8\u5968\uff09\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4ea4\u63db\u53ef\u80fd\u306a\u4fdd\u8b77\u30ab\u30fc\u30c8\u30ea\u30c3\u30b8\uff08\u751f\u6daf\u30b3\u30b9\u30c8\u306e\u4f4e\u6e1b\uff09<\/li>\n\n\n\n<li>\u9060\u9694\u76e3\u8996\u63a5\u70b9\uff08BMS\/SCADA\u3068\u306e\u7d71\u5408\uff09<\/li>\n\n\n\n<li>\u30b5\u30fc\u30de\u30eb\u30c7\u30a3\u30b9\u30b3\u30cd\u30af\u30c8\uff08\u706b\u707d\u306e\u5371\u967a\u3092\u9632\u6b62\uff09<\/li>\n\n\n\n<li>\u500b\u5225\u6975\u8868\u793a\uff08\u6545\u969c\u76f8\u3092\u7279\u5b9a\uff09<\/li>\n\n\n\n<li>\u5305\u62ec\u7684\u306a\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u30de\u30cb\u30e5\u30a2\u30eb<\/li>\n\n\n\n<li>\u5ef6\u9577\u4fdd\u8a3c\uff085\uff5e10\u5e74 vs. 1\uff5e2\u5e74\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u7528\u9014\u5225\u63a8\u5968\u88fd\u54c1<\/h3>\n\n\n\n<p><strong>\u4f4f\u5b85\u7528\u592a\u967d\u5149\u767a\u96fb\uff083\uff5e10kW\uff09\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DC\u5074\uff1a<\/strong> Kuangya\u76f4\u6d41\u30bf\u30a4\u30d72 SPD\u30011000V\/1200V Uc\u300120\uff5e40kA Imax<\/li>\n\n\n\n<li><strong>AC\u5074\uff1a<\/strong> Kuangya AC\u30bf\u30a4\u30d72 SPD\u3001\u5358\u76f8275V Uc\u300140kA Imax<\/li>\n\n\n\n<li><strong>\u4e88\u7b97<\/strong> $300-500\u30c8\u30fc\u30bf\u30eb\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n\n\n\n<p><strong>\u5546\u696d\u7528\u592a\u967d\u5149\u767a\u96fb\uff0850\uff5e500kW\uff09\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>DC\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\uff1a<\/strong> Kuangya\u76f4\u6d412\u578bSPD\u3001\u30b9\u30c8\u30ea\u30f3\u30b0Voc\u306b\u96fb\u5727\u6574\u5408<\/li>\n\n\n\n<li><strong>DC\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u5165\u529b\uff1a<\/strong> \u30af\u30a2\u30f3\u30ae\u30e3DC\u30bf\u30a4\u30d71+2\u8907\u5408\u300165kA Imax<\/li>\n\n\n\n<li><strong>AC\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u51fa\u529b\uff1a<\/strong> \u30af\u30a2\u30f3\u30ae\u30e3 AC\u30bf\u30a4\u30d72 SPD \u4e09\u76f8440V Uc<\/li>\n\n\n\n<li><strong>AC\u30e1\u30a4\u30f3\u914d\u96fb\uff1a<\/strong> \u30af\u30a2\u30f3\u30ae\u30e3AC\u30bf\u30a4\u30d71 SPD\u300150 kA Iimp<\/li>\n\n\n\n<li><strong>\u4e88\u7b97<\/strong> $1,200-2,500\u30c8\u30fc\u30bf\u30eb\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n\n\n\n<p><strong>\u4f4f\u5b85\u7528EV\u5145\u96fb\uff08\u30ec\u30d9\u30eb2\u30017kW\uff09\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30e1\u30a4\u30f3\u30d1\u30cd\u30eb\uff1a<\/strong> Kuangya AC\u30bf\u30a4\u30d72 SPD\u3001275V Uc\u300140kA Imax<\/li>\n\n\n\n<li><strong>\u4e88\u7b97<\/strong> $150-250<\/li>\n<\/ul>\n\n\n\n<p><strong>\u5546\u696d\u7528EV\u5145\u96fb\u30d7\u30e9\u30b6\uff08\u8907\u6570\u306e\u30ec\u30d9\u30eb2\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\uff09\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30b5\u30fc\u30d3\u30b9\u306e\u5165\u308a\u53e3\uff1a<\/strong> Kuangya AC\u30bf\u30a4\u30d71 SPD\u3001\u4e09\u76f8\u300150 kA Iimp<\/li>\n\n\n\n<li><strong>\u5145\u96fb\u30b5\u30d6\u30d1\u30cd\u30eb\uff1a<\/strong> \u30af\u30a2\u30f3\u30ae\u30e3AC\u30bf\u30a4\u30d72 SPD\u3001\u4e09\u76f8\u300140 kA Imax<\/li>\n\n\n\n<li><strong>\u500b\u3005\u306e\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3<\/strong> \u30af\u30a2\u30f3\u30ae\u30e3AC\u30bf\u30a4\u30d73 SPD\uff08\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u63a5\u7d9a\u306e\u5834\u5408\uff09<\/li>\n\n\n\n<li><strong>\u4e88\u7b97<\/strong> $800-1,500\u30c8\u30fc\u30bf\u30eb\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n\n\n\n<p><strong>DC\u6025\u901f\u5145\u96fb\u30b9\u30c6\u30fc\u30b7\u30e7\u30f3\uff0850\uff5e150kW\uff09\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>AC\u5165\u529b\uff1a<\/strong> \u30af\u30a2\u30f3\u30ae\u30e3AC\u30bf\u30a4\u30d71+2\u8907\u5408\u3001\u4e09\u76f8\u300165 kA<\/li>\n\n\n\n<li><strong>DC\u51fa\u529b\uff1a<\/strong> Kuangya DC \u30bf\u30a4\u30d72 SPD\u3001\u5145\u96fb\u30d7\u30ed\u30c8\u30b3\u30eb\u306b\u96fb\u5727\u9069\u5408<\/li>\n\n\n\n<li><strong>\u4e88\u7b97<\/strong> $600-1,000\uff08\u5145\u96fb\u30e6\u30cb\u30c3\u30c8\u3042\u305f\u308a<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u9593\u9055\u3044\u3068\u305d\u308c\u3092\u907f\u3051\u308b\u65b9\u6cd5<\/h2>\n\n\n\n<p>\u7d4c\u9a13\u8c4a\u5bcc\u306a\u8a2d\u7f6e\u696d\u8005\u3067\u3055\u3048\u3001\u30b5\u30fc\u30b8\u4fdd\u8b77\u306e\u52b9\u679c\u3092\u640d\u306a\u3046\u91cd\u5927\u306a\u30df\u30b9\u3092\u72af\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u4e00\u822c\u7684\u306a\u843d\u3068\u3057\u7a74\u3092\u8a8d\u8b58\u3059\u308b\u3053\u3068\u3067\u3001\u4fdd\u8b77\u6226\u7565\u3092\u78ba\u5b9f\u306b\u6210\u529f\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u9593\u9055\u30441\uff1aUc\/MCOV\u5b9a\u683c\u306e\u904e\u5c0f\u8a55\u4fa1<\/strong>\\<br>Installing an SPD with Uc below the system&#8217;s maximum operating voltage causes continuous conduction, thermal runaway, and device failure. Always calculate Uc based on worst-case voltage conditions, not nominal values.<\/p>\n\n\n\n<p><strong>\u9593\u9055\u30442\uff1a\u30ea\u30fc\u30c9\u304c\u9577\u3059\u304e\u308b<\/strong>\\<br>SPD\u3068\u30d0\u30b9\u30d0\u30fc\u9593\u306e\u9577\u3044\u63a5\u7d9a\u30ea\u30fc\u30c9\u7dda\u306f\u3001\u8a98\u5c0e\u96fb\u5727\u964d\u4e0b\u3092\u5f15\u304d\u8d77\u3053\u3057\u3001\u4fdd\u8b77\u3092\u7121\u52b9\u306b\u3057\u307e\u3059\u3002\u30ea\u30fc\u30c9\u7dda\u306e\u5408\u8a08\u9577\u3055\u30920.5m\u672a\u6e80\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<p><strong>\u9593\u9055\u3044 3: \u30bf\u30a4\u30d7 2 \u306e\u4e0a\u6d41\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u305b\u305a\u306b\u30bf\u30a4\u30d7 3 \u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b<\/strong>\\<br>\u30bf\u30a4\u30d7 3 \u306e SPD \u306f\u3001\u4e0a\u6d41\u306e\u4fdd\u8b77\u306a\u3057\u3067\u306f\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u5b89\u5168\u306b\u6271\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u305b\u3093\u3002\u3053\u306e\u69cb\u6210\u306f IEC 61643-11 \u306b\u9055\u53cd\u3057\u3001\u30bf\u30a4\u30d7 3 \u30c7\u30d0\u30a4\u30b9\u304c\u305d\u306e\u5bb9\u91cf\u3092\u8d85\u3048\u308b\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u3088\u3063\u3066\u7834\u58ca\u3055\u308c\u305f\u5834\u5408\u306b\u706b\u707d\u306e\u5371\u967a\u6027\u304c\u751f\u3058\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u9593\u9055\u30444\uff1aDC\/AC\u306e\u533a\u5225\u3092\u6020\u308b<\/strong>\\<br>AC \u5b9a\u683c\u306e SPD \u306f\u3001\u7d76\u5bfe\u306b DC \u56de\u8def\u306b\u4f7f\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u76f4\u6d41\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u3001AC SPD\u304c\u30a2\u30fc\u30af\u306e\u30d5\u30a9\u30ed\u30fc\u30b9\u30eb\u30fc\u96fb\u6d41\u3092\u6d88\u706b\u3059\u308b\u305f\u3081\u306e\u96fb\u6d41\u30bc\u30ed\u30af\u30ed\u30b9\u304c\u306a\u3044\u305f\u3081\u3001\u6301\u7d9a\u7684\u306a\u77ed\u7d61\u3084\u81f4\u547d\u7684\u306a\u6545\u969c\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p><strong>\u9593\u9055\u30445\uff1a\u5931\u6557\u3057\u305f\u6307\u6a19\u3092\u7121\u8996\u3059\u308b<\/strong>\\<br>\u8d64\u8272 LED 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2 \u306e\u30c7\u30d0\u30a4\u30b9\u306f\u914d\u96fb\u4fdd\u8b77\u306e\u30d0\u30c3\u30af\u30dc\u30fc\u30f3\u3068\u306a\u308a\u3001\u8a98\u5c0e\u30b5\u30fc\u30b8\u3084\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u904e\u6e21\u73fe\u8c61\u304b\u3089\u30b5\u30d6\u30d1\u30cd\u30eb\u3084\u6a5f\u5668\u3092\u4fdd\u8b77\u3057\u307e\u3059\u3002\u30bf\u30a4\u30d7 3 \u306e SPD \u306f\u3001\u7e4a\u7d30\u306a\u96fb\u5b50\u6a5f\u5668\u306b\u30dd\u30a4\u30f3\u30c8\u30fb\u30aa\u30d6\u30fb\u30e6\u30fc\u30b9\u306e\u30d5\u30a1\u30a4\u30f3\u30fb\u30af\u30e9\u30f3\u30d4\u30f3\u30b0\u3092\u63d0\u4f9b\u3057\u307e\u3059\u304c\u3001\u9069\u5207\u306a\u8abf\u6574\u306b\u3088\u308a\u30bf\u30a4\u30d7 2 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class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p><strong>\u5546\u54c1\u306b\u3064\u3044\u3066<\/strong> Kuangya Electrical Equipment Supply\u306f\u30011000V\u304a\u3088\u30731500V\u30b7\u30b9\u30c6\u30e0\u5b9a\u683c\u306eDC SPD\u3001\u30bf\u30a4\u30d71\u3001\u30bf\u30a4\u30d72\u3001\u304a\u3088\u3073\u30bf\u30a4\u30d71+2\u69cb\u6210\u306eAC SPD\u3001\u4ea4\u63db\u53ef\u80fd\u306a\u4fdd\u8b77\u30ab\u30fc\u30c8\u30ea\u30c3\u30b8\u3092\u5099\u3048\u305f\u30e2\u30b8\u30e5\u30fc\u30eb\u8a2d\u8a08\u306a\u3069\u3001\u592a\u967d\u5149\u767a\u96fb\u304a\u3088\u3073EV\u5145\u96fb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u7528\u306e\u30b5\u30fc\u30b8\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3092\u5305\u62ec\u7684\u306b\u63d0\u4f9b\u3057\u3066\u3044\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u88fd\u54c1\u306f\u56fd\u969b\u8a8d\u8a3c\uff08IEC 61643-11\u3001CE\u3001RoHS\uff09\u3092\u53d6\u5f97\u3057\u3066\u304a\u308a\u3001\u8c4a\u5bcc\u306a\u6280\u8853\u8cc7\u6599\u3068\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30ab\u30b9\u30bf\u30de\u30fc\u30b5\u30dd\u30fc\u30c8\u3067\u30b5\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002\u8a2a\u554f <a href=\"https:\/\/cnkuangya.com\/ja\/\">cnkuangya.com<\/a> \u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u3001\u5168\u88fd\u54c1\u3092\u691c\u7d22\u3057\u3001\u30c6\u30af\u30cb\u30ab\u30eb\u30fb\u30bb\u30ec\u30af\u30b7\u30e7\u30f3\u30fb\u30ac\u30a4\u30c9\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u304f\u3060\u3055\u3044\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"572\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/01\/80e696769018682b89b952ff59a4d2b8eaa05388022c6dc6de7554bca3d3bc69-1024x572.jpg\" alt=\"\" class=\"wp-image-2386\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/01\/80e696769018682b89b952ff59a4d2b8eaa05388022c6dc6de7554bca3d3bc69-1024x572.jpg 1024w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/01\/80e696769018682b89b952ff59a4d2b8eaa05388022c6dc6de7554bca3d3bc69-300x167.jpg 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/01\/80e696769018682b89b952ff59a4d2b8eaa05388022c6dc6de7554bca3d3bc69-768x429.jpg 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/01\/80e696769018682b89b952ff59a4d2b8eaa05388022c6dc6de7554bca3d3bc69-1536x857.jpg 1536w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/01\/80e696769018682b89b952ff59a4d2b8eaa05388022c6dc6de7554bca3d3bc69-2048x1143.jpg 2048w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/01\/80e696769018682b89b952ff59a4d2b8eaa05388022c6dc6de7554bca3d3bc69-18x10.jpg 18w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/01\/80e696769018682b89b952ff59a4d2b8eaa05388022c6dc6de7554bca3d3bc69-600x335.jpg 600w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>When lightning strikes within a mile of your solar installation or EV charging station, the resulting surge can travel through your electrical system in microseconds, destroying inverters worth thousands of dollars, frying charge controllers, and rendering expensive battery banks useless. Yet most system owners discover they need surge protection only after catastrophic failure\u2014when it&#8217;s already too late. The question isn&#8217;t whether you need Surge Protection Devices (SPDs), but which type belongs where in your system architecture. Installing a Type 2 SPD where a Type 1 is required, or placing devices at incorrect coordination points, creates dangerous protection gaps that leave your investment vulnerable. This comprehensive guide cuts through the confusion, [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":2654,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[42],"tags":[],"class_list":["post-2653","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-surge-protection-lightning-safety"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2653","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=2653"}],"version-history":[{"count":1,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2653\/revisions"}],"predecessor-version":[{"id":2655,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2653\/revisions\/2655"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media\/2654"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media?parent=2653"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/categories?post=2653"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/tags?post=2653"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}