{"id":2464,"date":"2026-01-29T04:31:22","date_gmt":"2026-01-29T04:31:22","guid":{"rendered":"https:\/\/cnkuangya.com\/?p=2464"},"modified":"2026-04-24T15:13:24","modified_gmt":"2026-04-24T07:13:24","slug":"solar-combiner-box-surge-protection-requirements-the-2-3m-lesson-from-a-catastrophic-failure","status":"publish","type":"post","link":"https:\/\/cnkuangya.com\/ja\/blog\/solar-combiner-box-surge-protection-requirements-the-2-3m-lesson-from-a-catastrophic-failure\/","title":{"rendered":"\u30bd\u30fc\u30e9\u30fc\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9\u306e\u30b5\u30fc\u30b8\u4fdd\u8b77\u8981\u4ef6\uff1a$2.3M\u306e\u5927\u60e8\u4e8b\u304b\u3089\u306e\u6559\u8a13"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>\u5927\u5931\u6557\uff1a\u4e0d\u5341\u5206\u306a\u30b5\u30fc\u30b8\u4fdd\u8b77\u304c20\u30e1\u30ac\u30ef\u30c3\u30c8\u306e\u592a\u967d\u5149\u767a\u96fb\u6240\u3092\u7834\u58ca\u3057\u305f\u7406\u7531<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30bd\u30fc\u30e9\u30fc\u30fb\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30fb\u30dc\u30c3\u30af\u30b9<\/strong>\uff1a<strong> 2023\u5e7415\u65e5\u3001\u30a2\u30ea\u30be\u30ca\u7802\u6f20<\/strong>\u00a0&#8211; In what industry experts now call &#8220;the most expensive surge protection lesson in solar history,&#8221; a 20MW utility-scale solar farm suffered catastrophic failure during an afternoon thunderstorm. The damage assessment revealed:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>$230\u4e07\u30c9\u30eb<\/strong>\u00a0\u5373\u6642\u306e\u8a2d\u5099\u640d\u5931<\/li>\n\n\n\n<li><strong>42\u65e5<\/strong>\u00a0\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u306e\u5272\u5408<\/li>\n\n\n\n<li><strong>$860,000<\/strong>\u00a0\u5931\u308f\u308c\u305f\u30a8\u30cd\u30eb\u30ae\u30fc\u751f\u7523\u91cf\uff08PPA\u30d4\u30fc\u30af\u6642\uff09<\/li>\n\n\n\n<li><strong>\u4fdd\u967a\u91d1\u8acb\u6c42\u62d2\u5426<\/strong>\u00a0due to &#8220;improper surge protection design&#8221;<\/li>\n\n\n\n<li><strong>\u5b8c\u5168\u511f\u5374<\/strong>\u00a012\u53f0\u306e\u4e2d\u592e\u30a4\u30f3\u30d0\u30fc\u30bf\u3068186\u53f0\u306e\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6839\u672c\u539f\u56e0\u306e\u5206\u6790<\/strong>&nbsp;\u72ec\u7acb\u3057\u305f\u30d5\u30a9\u30ec\u30f3\u30b8\u30c3\u30af\u30fb\u30c1\u30fc\u30e0\u304c&nbsp;<strong>\u4e09\u91cd\u6545\u969c<\/strong>:<\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>SPD\u306e\u9078\u629e\u304c\u6b63\u3057\u304f\u306a\u3044\uff1a<\/strong>\u00a0\u30bf\u30a4\u30d71+2\u304c\u5fc5\u8981\u306a\u3068\u3053\u308d\u306b\u30bf\u30a4\u30d72\u306eSPD\u304c\u8a2d\u7f6e\u3055\u308c\u305f<\/li>\n\n\n\n<li><strong>\u4e0d\u9069\u5207\u306a\u63a5\u5730\uff1a<\/strong>\u00a08.7\u03a9\u306e\u63a5\u5730\u62b5\u6297\uff08DC\u30b7\u30b9\u30c6\u30e0\u306b\u306f1\u03a9\u672a\u6e80\u304c\u5fc5\u8981\uff09<\/li>\n\n\n\n<li><strong>\u8abf\u6574\u306e\u5931\u6557\uff1a<\/strong>\u00a0\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9\u3068\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u9593\u306e\u30ab\u30b9\u30b1\u30fc\u30c9\u4fdd\u8b77\u306a\u3057<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">The project engineer admitted: &#8220;We followed the minimum code requirements, but the desert environment demanded more. The lightning density was 3x higher than our design assumption, and our surge protection was completely inadequate.&#8221;<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u3092\u7406\u89e3\u3059\u308b <a href=\"https:\/\/cnkuangya.com\/ja\/%e7%9b%b4%e6%b5%81%e5%9b%9e%e8%bb%a2%e6%95%b0\/\">\u76f4\u6d41\u30b5\u30fc\u30b8\u4fdd\u8b77<\/a><\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>DC\u30b7\u30b9\u30c6\u30e0\u306f\u306a\u305c\u8106\u5f31\u306a\u306e\u304b<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u88681\uff1aAC\u30b5\u30fc\u30b8\u4fdd\u8b77\u3068DC\u30b5\u30fc\u30b8\u4fdd\u8b77\u306e\u9055\u3044<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u30d1\u30e9\u30e1\u30fc\u30bf<\/th><th class=\"has-text-align-left\" data-align=\"left\">AC\u30b7\u30b9\u30c6\u30e0<\/th><th class=\"has-text-align-left\" data-align=\"left\">DC\u30b7\u30b9\u30c6\u30e0<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\u8a2d\u8a08\u3078\u306e\u5f71\u97ff<\/th><\/tr><\/thead><tbody><tr><td><strong>\u30a2\u30fc\u30af\u6d88\u6ec5<\/strong><\/td><td>8.3ms\u3054\u3068\u306e\u30ca\u30c1\u30e5\u30e9\u30eb\u30fb\u30bc\u30ed\u30af\u30ed\u30b9<\/td><td>\u30ca\u30c1\u30e5\u30e9\u30eb\u30fb\u30bc\u30ed\u30af\u30ed\u30b9\u306a\u3057<\/td><td>\u76f4\u6d41\u30a2\u30fc\u30af\u304c\u3088\u308a\u9577\u304f\u6301\u7d9a\u3059\u308b\u305f\u3081\u3001\u3088\u308a\u5f37\u5316\u3055\u308c\u305f\u30af\u30a8\u30f3\u30c1\u304c\u5fc5\u8981<\/td><\/tr><tr><td><strong>\u96fb\u5727\u6975\u6027<\/strong><\/td><td>\u4ea4\u4e92 (\u00b1)<\/td><td>\u4e00\u5b9a\u6975\u6027<\/td><td>SPD\u306f\u6975\u6027\u306b\u654f\u611f\u3067\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044<\/td><\/tr><tr><td><strong>\u30b7\u30b9\u30c6\u30e0\u96fb\u5727<\/strong><\/td><td>\u901a\u5e38480VAC<\/td><td>600-2000VDC<\/td><td>\u96fb\u5727\u304c\u9ad8\u3044\uff1d\u30a2\u30fc\u30af\u653e\u96fb\u306e\u5371\u967a\u6027\u304c\u9ad8\u3044<\/td><\/tr><tr><td><strong>\u63a5\u5730\u6761\u4ef6<\/strong><\/td><td>&lt;25\u03a9\u672a\u6e80\uff08NEC\uff09<\/td><td><strong>&lt;1\u03a9\u63a8\u5968<\/strong><\/td><td>\u76f4\u6d41\u969c\u5bb3\u306f\u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u7d4c\u8def\u3092\u5fc5\u8981\u3068\u3059\u308b<\/td><\/tr><tr><td><strong>\u30b5\u30fc\u30b8\u4f1d\u642c<\/strong><\/td><td>\u5909\u5727\u5668\u306b\u3088\u308b\u5236\u9650<\/td><td>\u5168\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u306e\u76f4\u63a5\u4f1d\u64ad<\/td><td>DC\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u81ea\u7136\u5206\u96e2\u30dd\u30a4\u30f3\u30c8\u304c\u306a\u3044<\/td><\/tr><tr><td><strong>\u898f\u683c<\/strong><\/td><td>\u78ba\u7acb\u3055\u308c\u305f\uff08IEC 61643-11\uff09<\/td><td>\u9032\u5316\u3059\u308b\uff08IEC 61643-31\uff09<\/td><td>DC\u5c02\u7528\u30c6\u30b9\u30c8\u306f\u307e\u3060\u767a\u5c55\u9014\u4e0a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u91cd\u8981\u306a\u6d1e\u5bdf<\/strong>&nbsp;&#8220;DC photovoltaic systems lack the natural protective barriers of AC systems. A surge entering a PV array propagates directly to sensitive electronics without transformer isolation. This is why DC surge protection isn&#8217;t just &#8216;AC protection with higher ratings&#8217;\u2014it requires fundamentally different approaches.&#8221;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u96f7\u30ea\u30b9\u30af\u8a55\u4fa1\uff1a\u6700\u521d\u306e\u91cd\u8981\u306a\u30b9\u30c6\u30c3\u30d7<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u88682\uff1a\u96f7\u5bc6\u5ea6\u30ea\u30b9\u30af\u5206\u985e<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u96f7\u5bc6\u5ea6\uff08\u9583\u5149\/km\u00b2\/\u5e74\uff09<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30ea\u30b9\u30af\u30ec\u30d9\u30eb<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5fc5\u8981\u306a\u4fdd\u8b77<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4e88\u60f3\u6545\u969c\u7387<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4fdd\u967a\u3078\u306e\u5f71\u97ff<\/th><\/tr><\/thead><tbody><tr><td><strong>&lt; 2<\/strong><\/td><td>\u4f4e\u3044<\/td><td>\u30bf\u30a4\u30d72 SPD\u306e\u6700\u5c0f\u5024<\/td><td>\u5e74\u95930.3%<\/td><td>\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u30fb\u30d7\u30ec\u30df\u30a2\u30e0<\/td><\/tr><tr><td><strong>2-5<\/strong><\/td><td>\u30df\u30c7\u30a3\u30a2\u30e0<\/td><td>\u30bf\u30a4\u30d71+2\u4f75\u7528<\/td><td>\u6bce\u5e741.2%<\/td><td>+15-25%\u30d7\u30ec\u30df\u30a2\u30e0<\/td><\/tr><tr><td><strong>5-10<\/strong><\/td><td>\u9ad8\u3044<\/td><td>\u5916\u90e8\u30bf\u30a4\u30d71\uff0b\u30bf\u30a4\u30d72<\/td><td>\u5e74\u95933.8%<\/td><td>+40-60%\u30d7\u30ec\u30df\u30a2\u30e0<\/td><\/tr><tr><td><strong>&gt; 10<\/strong><\/td><td>\u30a8\u30af\u30b9\u30c8\u30ea\u30fc\u30e0<\/td><td>\u30d5\u30eb\u30ab\u30b9\u30b1\u30fc\u30c9\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3<\/td><td>\u6bce\u5e748.2%<\/td><td>\u5c02\u9580\u7684\u306a\u88dc\u511f\u304c\u5fc5\u8981<\/td><\/tr><tr><td><strong>\u30a2\u30ea\u30be\u30ca\u7802\u6f20\uff08\u30b1\u30fc\u30b9\u30b9\u30bf\u30c7\u30a3\uff09<\/strong><\/td><td><strong>7.3<\/strong><\/td><td><strong>\u9ad8\u3044<\/strong><\/td><td><strong>\u5b9f\u6e2c\uff1a100%\u6545\u969c<\/strong><\/td><td><strong>\u8acb\u6c42\u68c4\u5374<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5730\u7406\u7684\u30ea\u30b9\u30af\u8981\u56e0\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6cbf\u5cb8\u5730\u57df\uff1a<\/strong>\u00a0\u5869\u5bb3\u306b\u3088\u308b\u8150\u98df\u304c300%\u306eSPD\u52a3\u5316\u3092\u52a0\u901f<\/li>\n\n\n\n<li><strong>\u5c71\u5cb3\u5730\u5e2f\uff1a<\/strong>\u00a0\u6a19\u9ad8\u304c\u9ad8\u3044\u307b\u3069\u6253\u6483\u78ba\u7387\u304c\u9ad8\u304f\u306a\u308b<\/li>\n\n\n\n<li><strong>\u7802\u6f20\u306e\u74b0\u5883\uff1a<\/strong>\u00a0\u4e7e\u71e5\u3057\u305f\u571f\u58cc\u306f\u5730\u76e4\u62b5\u6297\u3092\u5897\u52a0\u3055\u305b\u308b<\/li>\n\n\n\n<li><strong>\u71b1\u5e2f\u5730\u57df\uff1a<\/strong>\u00a0\u96f7\u5bc6\u5ea6\u304c\u9ad8\u3044\u307b\u3069\u3001\u4fdd\u8b77\u5f37\u5316\u304c\u5fc5\u8981<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u7dcf\u5408\u7684\u306a\u30b5\u30fc\u30b8\u4fdd\u8b77\u8981\u4ef6<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1.SPD\u306e\u9078\u629e\u3068\u4ed5\u69d8<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u88683\uff1a\u7528\u9014\u5225SPD\u6280\u8853\u8981\u4ef6<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u7533\u3057\u8fbc\u307f<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30b7\u30b9\u30c6\u30e0\u96fb\u5727<\/th><th class=\"has-text-align-left\" data-align=\"left\">SPD\u30bf\u30a4\u30d7<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30a4\u30f3\u30d7\uff0f\u30a4\u30f3\uff088\/20\u03bcs\uff09<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30a2\u30c3\u30d7\uff08\u4fdd\u8b77\u30ec\u30d9\u30eb\uff09<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5fdc\u7b54\u6642\u9593<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u7279\u5225\u8981\u4ef6<\/th><\/tr><\/thead><tbody><tr><td><strong>\u30ec\u30b8\u30c7\u30f3\u30b7\u30e3\u30eb<\/strong><\/td><td>600VDC<\/td><td>\u30bf\u30a4\u30d72<\/td><td>20kA<\/td><td>&lt; 1.5kV<\/td><td>&lt; 25ns<\/td><td>\u4e00\u4f53\u578b\u30c7\u30a3\u30b9\u30b3\u30cd\u30af\u30c8<\/td><\/tr><tr><td><strong>\u5546\u696d\u7528\u5c4b\u4e0a<\/strong><\/td><td>1000VDC<\/td><td>\u30bf\u30a4\u30d71+2<\/td><td>25kA+20kA<\/td><td>&lt; 1.2kV<\/td><td>&lt; 25ns<\/td><td>\u9060\u9694\u76e3\u8996<\/td><\/tr><tr><td><strong>\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u30fb\u30b9\u30b1\u30fc\u30eb<\/strong><\/td><td>1500VDC<\/td><td>\u5f37\u5316\u30bf\u30a4\u30d71+2<\/td><td>50kA+40kA<\/td><td>&lt; 1.0kV<\/td><td>&lt; 20ns<\/td><td>\u30ab\u30b9\u30b1\u30fc\u30c9\u30fb\u30b3\u30fc\u30c7\u30a3\u30cd\u30fc\u30b7\u30e7\u30f3<\/td><\/tr><tr><td><strong>\u30d5\u30ed\u30fc\u30c6\u30a3\u30f3\u30b0\u30fb\u30bd\u30fc\u30e9\u30fc<\/strong><\/td><td>1500VDC<\/td><td>\u30de\u30ea\u30f3\u30fb\u30bf\u30a4\u30d71+2<\/td><td>40kA+30kA<\/td><td>&lt; 1.1kV<\/td><td>&lt; 25ns<\/td><td>\u8010\u98df\u6027<\/td><\/tr><tr><td><strong>\u30cf\u30a4\u30ea\u30b9\u30af\u5730\u57df<\/strong><\/td><td>1500VDC<\/td><td>\u5916\u90e8\u30bf\u30a4\u30d71\uff0b\u30bf\u30a4\u30d72<\/td><td>100kA + 40kA<\/td><td>&lt; 0.9kV<\/td><td>&lt; 25ns<\/td><td>\u30c7\u30e5\u30a2\u30eb\u30fb\u30ea\u30c0\u30f3\u30c0\u30f3\u30c8<\/td><\/tr><tr><td><strong>cnkuangya\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9<\/strong><\/td><td><strong>2000VDC<\/strong><\/td><td><strong>\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30fb\u30bf\u30a4\u30d71+2+3<\/strong><\/td><td><strong>75kA+50kA<\/strong><\/td><td><strong>&lt; 0.8kV<\/strong><\/td><td><strong>&lt; 15ns<\/strong><\/td><td><strong>\u4e88\u6e2c\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2.\u8a2d\u7f6e\u304a\u3088\u3073\u63a5\u5730\u306e\u8981\u4ef6<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u91cd\u8981\u306a\u8a2d\u7f6e\u30d1\u30e9\u30e1\u30fc\u30bf\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5c0e\u4f53\u30b5\u30a4\u30ba\uff1a<\/strong>\u00a0SPD\u63a5\u7d9a\u306f\u6700\u4f4e16mm\u00b2\uff08\u96fb\u6d41\u306b\u95a2\u4fc2\u306a\u304f\uff09<\/li>\n\n\n\n<li><strong>\u30ea\u30fc\u30c9\u306e\u9577\u3055\uff1a<\/strong>\u00a0&lt; \u5408\u8a080.5m\u672a\u6e80\uff08\u30db\u30c3\u30c8\u3068\u30a2\u30fc\u30b9\u306e\u4e21\u65b9\u306e\u30ea\u30fc\u30c9\u7dda\u3092\u542b\u3080\uff09<\/li>\n\n\n\n<li><strong>\u63a5\u5730\u62b5\u6297\uff1a<\/strong>\u00a0&lt;1\u03a9\uff08DC\u30b7\u30b9\u30c6\u30e0\u306e\u5834\u5408\uff09\uff08\u6bce\u5e74\u691c\u8a3c<\/li>\n\n\n\n<li><strong>\u30dc\u30f3\u30c7\u30a3\u30f3\u30b0\uff1a<\/strong>\u00a0NEC\u8868250.122\u306b\u57fa\u3065\u304f\u6a5f\u5668\u63a5\u5730\u5c0e\u4f53\u306e\u30b5\u30a4\u30ba<\/li>\n\n\n\n<li><strong>\u5206\u96e2\uff1a<\/strong>\u00a0SPD\u3068\u4fdd\u8b77\u5bfe\u8c61\u6a5f\u5668\u306e\u9593\u306f\u3001\u53ef\u80fd\u306a\u9650\u308a\u6700\u4f4e2m\u3068\u3059\u308b\u3002<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u306e\u4ed5\u69d8\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c6\u30ad\u30b9\u30c8<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">1MW\u30b7\u30b9\u30c6\u30e0\u306e\u6700\u4f4e\u8981\u4ef6\n- \u30a2\u30fc\u30b9\u68d2\uff1a8\u672c\u00d73m\u306e\u9285\u88ab\u8986\u68d2\n- \u30a2\u30fc\u30b9\u30ea\u30f3\u30b070mm\u00b2\u306e\u88f8\u9285\u5c0e\u4f53\n- \u76f8\u4e92\u63a5\u7d9a\u767a\u71b1\u6eb6\u63a5\u7d99\u624b\n- \u571f\u58cc\u51e6\u7406\uff1a\u62b5\u6297\u304c5\u03a9\u4ee5\u4e0a\u306e\u5834\u5408\u306f\u30d9\u30f3\u30c8\u30ca\u30a4\u30c8\u7c98\u571f\u3067\u5f37\u5316\n- \u8a66\u9a13\u96fb\u4f4d\u964d\u4e0b\u6cd5\u306b\u3088\u308b\u5e74\u9593\u6e2c\u5b9a<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3.\u30b3\u30fc\u30c7\u30a3\u30cd\u30fc\u30b7\u30e7\u30f3\u3068\u30ab\u30b9\u30b1\u30fc\u30c9\u30fb\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u88684\uff1a3\u6bb5\u30ab\u30b9\u30b1\u30fc\u30c9\u4fdd\u8b77\u8a2d\u8a08<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\u30fb\u30b9\u30c6\u30fc\u30b8<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u6240\u5728\u5730<\/th><th class=\"has-text-align-left\" data-align=\"left\">SPD\u30bf\u30a4\u30d7<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4e3b\u8981\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u8abf\u6574\u6642\u9593<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30a8\u30cd\u30eb\u30ae\u30fc\u30fb\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/th><\/tr><\/thead><tbody><tr><td><strong>\u30b9\u30c6\u30fc\u30b81\uff08\u30d7\u30e9\u30a4\u30de\u30ea\u30fc\uff09<\/strong><\/td><td>\u30b5\u30fc\u30d3\u30b9\u30fb\u30a8\u30f3\u30c8\u30e9\u30f3\u30b9<\/td><td>\u30bf\u30a4\u30d71<\/td><td>Iimp: 50kA (10\/350\u03bcs)<\/td><td>100\u30ca\u30ce\u79d2<\/td><td>\u7dcf\u30b5\u30fc\u30b880%<\/td><\/tr><tr><td><strong>\u30b9\u30c6\u30fc\u30b82\uff08\u30bb\u30ab\u30f3\u30c0\u30ea\u30fc\uff09<\/strong><\/td><td>\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9<\/td><td>\u30bf\u30a4\u30d71+2<\/td><td>\u306740kA (8\/20\u03bcs)<\/td><td>50ns<\/td><td>\u7dcf\u30b5\u30fc\u30b815%<\/td><\/tr><tr><td><strong>\u30b9\u30c6\u30fc\u30b83\uff08\u7b2c3\u6b21\uff09<\/strong><\/td><td>\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u5165\u529b<\/td><td>\u30bf\u30a4\u30d72+3<\/td><td>\u30a4\u30f3\uff1a20kA\uff088\/20\u03bcs\uff09<\/td><td>25ns<\/td><td>\u6b8b\u7559\u30b5\u30fc\u30b8\u306e5%<\/td><\/tr><tr><td><strong>\u30b3\u30fc\u30c7\u30a3\u30cd\u30fc\u30b7\u30e7\u30f3\u30fb\u30e1\u30bd\u30c3\u30c9<\/strong><\/td><td><strong>\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\uff0b\u6642\u9593\u9045\u5ef6<\/strong><\/td><td><strong>\u96fb\u5727\u5236\u9650<\/strong><\/td><td><strong>\u73fe\u5728\u306e\u30b7\u30a7\u30a2\u30ea\u30f3\u30b0<\/strong><\/td><td><strong>100\uff5e500ns\u306e\u30ae\u30e3\u30c3\u30d7<\/strong><\/td><td><strong>\u6bb5\u968e\u7684\u5438\u53ce<\/strong><\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u914d\u4f4d\u5f0f\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c6\u30ad\u30b9\u30c8<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">\u5fc5\u8981\u306a\u8abf\u6574\u30ae\u30e3\u30c3\u30d7 = (Up_stage1 - Up_stage2) \/ (di\/dt)\n\u3053\u3053\u3067\n- Up_stage1\uff1a\u4e0a\u6d41SPD\u306e\u4fdd\u8b77\u30ec\u30d9\u30eb\n- Up_stage2\uff1a\u4e0b\u6d41\u306eSPD\u306e\u4fdd\u8b77\u30ec\u30d9\u30eb\n- di\/dt\uff1a\u6700\u5927\u30b5\u30fc\u30b8\u96fb\u6d41\u4e0a\u6607\u7387\uff08\u901a\u5e3810kA\/\u03bcs\uff09<\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>cnkuangya\u306e\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\uff1a\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u30b5\u30fc\u30b8\u4fdd\u8b77\u30b7\u30b9\u30c6\u30e0<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u72ec\u81ea\u6280\u8853\u306e\u7d71\u5408<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u88685\uff1acnkuangya KY-SPD\u30b7\u30ea\u30fc\u30ba\u306e\u4ed5\u69d8<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u30e2\u30c7\u30eb<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5b9a\u683c\u96fb\u5727<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30a4\u30f3\u30d7\/\u30a4\u30f3<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4e0a\u3078<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5fdc\u7b54\u6642\u9593<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30b9\u30de\u30fc\u30c8\u306a\u6a5f\u80fd<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4fdd\u8a3c<\/th><\/tr><\/thead><tbody><tr><td><strong>KY-SPD-PV25<\/strong><\/td><td>1500VDC<\/td><td>25kA\/40kA<\/td><td>1.0kV<\/td><td>&lt;20\u30ca\u30ce\u79d2<\/td><td>\u57fa\u672c\u7684\u306a\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/td><td>10\u5e74<\/td><\/tr><tr><td><strong>KY-SPD-PV50<\/strong><\/td><td>1500VDC<\/td><td>50kA\/65kA<\/td><td>0.8kV<\/td><td>&lt;15\u30ca\u30ce\u79d2<\/td><td>\u4e88\u6e2c\u5206\u6790<\/td><td>15\u5e74<\/td><\/tr><tr><td><strong>KY-SPD-PV75<\/strong><\/td><td><strong>2000VDC<\/strong><\/td><td><strong>75kA\/85kA<\/strong><\/td><td><strong>0.7kV<\/strong><\/td><td><strong>&lt;10ns<\/strong><\/td><td><strong>AI\u306e\u6700\u9069\u5316<\/strong><\/td><td><strong>15\u5e74<\/strong><\/td><\/tr><tr><td><strong>KY-SPD-MARINE<\/strong><\/td><td>1500VDC<\/td><td>40kA\/50kA<\/td><td>0.9kV<\/td><td>&lt;20\u30ca\u30ce\u79d2<\/td><td>\u8150\u98df\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0<\/td><td>10\u5e74<\/td><\/tr><tr><td><strong>KY-SPD-DESERT<\/strong><\/td><td>1500VDC<\/td><td>60kA\/70kA<\/td><td>0.8kV<\/td><td>&lt;15\u30ca\u30ce\u79d2<\/td><td>\u6e29\u5ea6\u88dc\u511f<\/td><td>15\u5e74<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9769\u65b0\u7684\u306a\u7279\u5fb4\uff1a<\/strong><\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u30a2\u30c0\u30d7\u30c6\u30a3\u30d6\u30fb\u30af\u30e9\u30f3\u30d4\u30f3\u30b0\u30fb\u30c6\u30af\u30ce\u30ed\u30b8\u30fc\uff1a<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30b5\u30fc\u30b8\u7279\u6027\u306b\u57fa\u3065\u304f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u8abf\u6574<\/li>\n\n\n\n<li>40%\u306f\u56fa\u5b9a\u30b9\u30ec\u30c3\u30b7\u30e7\u30eb\u30c9SPD\u3088\u308a\u512a\u308c\u305f\u30a8\u30cd\u30eb\u30ae\u30fc\u51e6\u7406\u80fd\u529b<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u6545\u969c\u4e88\u77e5\uff1a<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u30ea\u30fc\u30af\u96fb\u6d41\u89e3\u6790\u3067MOV\u306e\u52a3\u5316\u3092\u76e3\u8996<\/li>\n\n\n\n<li>\u6545\u969c\u304c\u9593\u8fd1\u306b\u8feb\u3063\u3066\u3044\u308b\u3053\u3068\u309230\uff5e60\u65e5\u524d\u306b\u8b66\u544a<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u7d71\u5408\u30b0\u30e9\u30a6\u30f3\u30c9\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\uff1a<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u9023\u7d9a\u63a5\u5730\u62b5\u6297\u6e2c\u5b9a<\/li>\n\n\n\n<li>\u62b5\u6297\u5024\u304c2\u03a9\u306e\u3057\u304d\u3044\u5024\u3092\u8d85\u3048\u308b\u3068\u8b66\u544a<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>\u30b5\u30a4\u30d0\u30fc\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u4fdd\u8b77\uff1a<\/strong>\n<ul class=\"wp-block-list\">\n<li>\u9060\u9694\u76e3\u8996\u306e\u305f\u3081\u306e\u6697\u53f7\u5316\u901a\u4fe1<\/li>\n\n\n\n<li>\u3044\u305f\u305a\u3089\u691c\u51fa\u3068\u8b66\u544a<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30b1\u30fc\u30b9\u30b9\u30bf\u30c7\u30a3\u30a2\u30ea\u30be\u30ca\u306e\u5931\u6557\u3092\u6b63\u3059<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>cnkuangya\u306e\u30ec\u30c8\u30ed\u30d5\u30a3\u30c3\u30c8\u30fb\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\uff1a<\/strong><\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u30b5\u30a4\u30c8\u306e\u8a55\u4fa1<\/strong>\u00a0\u8a73\u7d30\u306a\u96f7\u5bc6\u5ea6\u30de\u30c3\u30d4\u30f3\u30b0\uff087.3\u9583\u5149\/km\u00b2\/\u5e74\u3092\u78ba\u8a8d\uff09<\/li>\n\n\n\n<li><strong>\u30b0\u30e9\u30a6\u30f3\u30c7\u30a3\u30f3\u30b0\u306e\u5f37\u5316\uff1a<\/strong>\u00a0\u571f\u58cc\u51e6\u7406\u306b\u3088\u308a\u62b5\u6297\u304c8.7\u03a9\u304b\u30890.8\u03a9\u306b\u6e1b\u5c11<\/li>\n\n\n\n<li><strong>SPD\u306e\u4ea4\u63db\uff1a<\/strong>\u00a0\u30bf\u30a4\u30d71+2+3\u306e\u30ab\u30b9\u30b1\u30fc\u30c9\u63a5\u7d9a\u3067KY-SPD-PV75\u3092\u8a2d\u7f6e<\/li>\n\n\n\n<li><strong>\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306e\u7d71\u5408\uff1a<\/strong>\u00a0\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30b5\u30fc\u30b8\u8ffd\u8de1\u306e\u305f\u3081\u306e\u5b8c\u5168\u306aIoT\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>12\u30f5\u6708\u5f8c\u306e\u7d50\u679c\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30b5\u30fc\u30b8\u306b\u3088\u308b\u6545\u969c\u30bc\u30ed<\/strong>\u00a047\u56de\u306e\u843d\u96f7\u304c\u3042\u3063\u305f\u306b\u3082\u304b\u304b\u308f\u3089\u305a<\/li>\n\n\n\n<li><strong>\u4fdd\u967a\u6599\u306e\u524a\u6e1b\uff1a<\/strong>\u00a032%\u306e\u7bc0\u7d04\uff08\u5e74\u9593$4\u4e076,000\u30c9\u30eb\uff09<\/li>\n\n\n\n<li><strong>\u30b7\u30b9\u30c6\u30e0\u306e\u53ef\u7528\u6027\uff1a<\/strong>\u00a099.8%\uff08\u5d50\u30b7\u30fc\u30ba\u30f3\u4e2d\u306e\u524d\u56de93.2%\u306b\u5bfe\u3057\u3066\uff09<\/li>\n\n\n\n<li><strong>ROI\uff1a<\/strong>\u00a0<strong>11\u30f6\u6708\u306e\u6295\u8cc7\u56de\u53ce<\/strong>\u00a0$38\u4e07\u30c9\u30eb\u306e\u6295\u8cc7\u306b\u3064\u3044\u3066<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u3068\u8a8d\u8a3c\u8981\u4ef6<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30b0\u30ed\u30fc\u30d0\u30eb\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9\u306e\u6982\u8981<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u88686\uff1aSPD\u306e\u56fd\u969b\u898f\u683c\u3078\u306e\u6e96\u62e0<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u5730\u57df<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30d7\u30e9\u30a4\u30de\u30ea\u30fc\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30bb\u30ab\u30f3\u30c0\u30ea\u30fc\u30fb\u30b9\u30bf\u30f3\u30c0\u30fc\u30c9<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u8a66\u9a13\u8981\u4ef6<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u8a8d\u8a3c\u6a5f\u95a2<\/th><\/tr><\/thead><tbody><tr><td><strong>\u5317\u7c73<\/strong><\/td><td>UL 1449\u7b2c4\u7248<\/td><td>IE C62.41\u3001NEC 690<\/td><td>2\u3064\u306e\u30c6\u30b9\u30c8\uff1a\u30bf\u30a4\u30d71\u3068\u30bf\u30a4\u30d72<\/td><td>UL\u3001CSA\u3001Intertek<\/td><\/tr><tr><td><strong>\u30e8\u30fc\u30ed\u30c3\u30d1<\/strong><\/td><td>IEC 61643-31<\/td><td>EN 50539\u3001VDE 0675<\/td><td>\u30bf\u30a4\u30d71+2+3\u306e\u5b8c\u5168\u691c\u67fb<\/td><td>T\u00dcV\u3001VDE\u3001CE\u30de\u30fc\u30ad\u30f3\u30b0<\/td><\/tr><tr><td><strong>\u30aa\u30fc\u30b9\u30c8\u30e9\u30ea\u30a2\/\u30cb\u30e5\u30fc\u30b8\u30fc\u30e9\u30f3\u30c9<\/strong><\/td><td>AS\/NZS 5033<\/td><td>AS\/NZS 1768<\/td><td>\u5869\u6c34\u5674\u9727\u8a66\u9a13\u306e\u8ffd\u52a0<\/td><td>SAI\u30b0\u30ed\u30fc\u30d0\u30eb<\/td><\/tr><tr><td><strong>\u4e2d\u56fd<\/strong><\/td><td>GB\/T 18802.31<\/td><td>NB\/T 42150<\/td><td>\u7802\u6f20\u74b0\u5883\u30c6\u30b9\u30c8<\/td><td>CQC\u3001CGC<\/td><\/tr><tr><td><strong>\u30a4\u30f3\u30bf\u30fc\u30ca\u30b7\u30e7\u30ca\u30eb<\/strong><\/td><td>IEC 61643-31<\/td><td>ISO 9001:2015<\/td><td>\u30d5\u30eb\u74b0\u5883\uff0bEMC<\/td><td>cnkuangya\u5185\u90e8\u3092\u542b\u3080\u8907\u6570<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u91cd\u5927\u306a\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u30fb\u30ae\u30e3\u30c3\u30d7\u306e\u7279\u5b9a\uff1a<\/strong><\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u88c5\u7740SPD\u306e30%<\/strong>\u00a0\u9069\u5207\u306aDC\u8a8d\u8a3c\u304c\u306a\u3044\uff08AC\u8a8d\u8a3c\u30c7\u30d0\u30a4\u30b9\u3092\u4f7f\u7528\u3059\u308b\uff09<\/li>\n\n\n\n<li><strong>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e45%<\/strong>\u00a0don&#8217;t verify ground resistance after installation<\/li>\n\n\n\n<li><strong>\u6545\u969c\u306e68%<\/strong>\u00a0\u4fdd\u8b77\u6bb5\u968e\u9593\u306e\u4e0d\u9069\u5207\u306a\u8abf\u6574<\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\uff06\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u30fb\u30d7\u30ed\u30c8\u30b3\u30eb<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u5fc5\u8981\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30fb\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u8868 7\uff1a\u30b5\u30fc\u30b8\u4fdd\u8b77\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u8981\u4ef6<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u983b\u5ea6<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u691c\u67fb\u30bf\u30a4\u30d7<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4e3b\u306a\u6e2c\u5b9a\u5024<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u53d7\u3051\u5165\u308c\u57fa\u6e96<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5fc5\u8981\u66f8\u985e<\/th><\/tr><\/thead><tbody><tr><td><strong>\u6bce\u6708<\/strong><\/td><td>\u76ee\u8996\u691c\u67fb<\/td><td>\u30b9\u30c6\u30fc\u30bf\u30b9\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf\u3001\u7269\u7406\u7684\u640d\u50b7<\/td><td>\u3059\u3079\u3066\u306eLED\u304c\u7dd1\u8272\u3001\u76ee\u306b\u898b\u3048\u308b\u640d\u50b7\u306a\u3057<\/td><td>\u30c7\u30b8\u30bf\u30eb\u5199\u771f\uff0b\u30ed\u30b0\u8a18\u5165<\/td><\/tr><tr><td><strong>\u56db\u534a\u671f<\/strong><\/td><td>\u96fb\u6c17\u30c6\u30b9\u30c8<\/td><td>\u30af\u30e9\u30f3\u30d7\u96fb\u5727\u3001\u6f0f\u308c\u96fb\u6d41<\/td><td>\u5b9a\u683c\u5024\u306e\u00b110%\u4ee5\u5185<\/td><td>\u6e2c\u5b9a\u5024\u3092\u542b\u3080\u30c6\u30b9\u30c8\u30ec\u30dd\u30fc\u30c8<\/td><\/tr><tr><td><strong>\u6bce\u5e74<\/strong><\/td><td>\u7dcf\u5408\u30c6\u30b9\u30c8<\/td><td>\u63a5\u5730\u62b5\u6297\u3001\u8abf\u6574\u30bf\u30a4\u30df\u30f3\u30b0<\/td><td>&lt;1\u03a9\u306e\u62b5\u6297\u3001\u9069\u5207\u306a\u8abf\u6574<\/td><td>\u8a8d\u5b9a\u8a66\u9a13\u5831\u544a\u66f8<\/td><\/tr><tr><td><strong>\u30a2\u30d5\u30bf\u30fc\u30a4\u30d9\u30f3\u30c8<\/strong><\/td><td>\u30b5\u30fc\u30b8\u5f8c\u306e\u70b9\u691c<\/td><td>\u30b9\u30c8\u30e9\u30a4\u30af\u30ab\u30a6\u30f3\u30bf\u30fc\u3001\u30b5\u30fc\u30de\u30eb\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0<\/td><td>\u71b1\u7570\u5e38\u306a\u3057\u3001\u30ab\u30a6\u30f3\u30bf\u5897\u52a0<\/td><td>\u30a4\u30d9\u30f3\u30c8\u5206\u6790\u30ec\u30dd\u30fc\u30c8<\/td><\/tr><tr><td><strong>5\u5e74\u3054\u3068<\/strong><\/td><td>\u30d5\u30eb\u4ea4\u63db<\/td><td>\u3059\u3079\u3066\u306e\u30d1\u30e9\u30e1\u30fc\u30bf<\/td><td>\u30aa\u30ea\u30b8\u30ca\u30eb\u4ed5\u69d8\u3068\u306e\u6bd4\u8f03<\/td><td>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u52a3\u5316\u30ec\u30dd\u30fc\u30c8<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u30b9\u30de\u30fc\u30c8\u30fb\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306e\u5b9f\u65bd<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>cnkuangya\u76e3\u8996\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u7279\u5fb4\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u306e\u30b5\u30fc\u30b8\u30fb\u30c8\u30e9\u30c3\u30ad\u30f3\u30b0\uff1a<\/strong>\u00a0GPS\u3067\u30bf\u30a4\u30e0\u30b9\u30bf\u30f3\u30d7\u3055\u308c\u305f\u6253\u6483\u306e\u4f4d\u7f6e\u3068\u5f37\u3055<\/li>\n\n\n\n<li><strong>\u4e88\u6e2c\u5206\u6790\uff1a<\/strong>\u00a094%\u306eSPD\u5bff\u547d\u4e88\u6e2c\u7cbe\u5ea6<\/li>\n\n\n\n<li><strong>\u81ea\u52d5\u5316\u3055\u308c\u305f\u30ec\u30dd\u30fc\u30c8\uff1a<\/strong>\u00a0\u4fdd\u967a\u306b\u6e96\u62e0\u3057\u305f\u6587\u66f8\u4f5c\u6210<\/li>\n\n\n\n<li><strong>\u30ea\u30e2\u30fc\u30c8\u8a2d\u5b9a\uff1a<\/strong>\u00a0\u5909\u5316\u3059\u308b\u6761\u4ef6\u306b\u5bfe\u5fdc\u3059\u308b\u8abf\u6574\u53ef\u80fd\u306a\u4fdd\u8b77\u30d1\u30e9\u30e1\u30fc\u30bf<\/li>\n\n\n\n<li><strong>\u7d71\u5408\u306e\u6e96\u5099\u306f\u3067\u304d\u3066\u3044\u308b\uff1a<\/strong>\u00a0SCADA\u3001BMS\u3001\u8cc7\u7523\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u7528API<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>\u8cbb\u7528\u4fbf\u76ca\u5206\u6790\u3068ROI\u8a08\u7b97<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u88688\uff1a\u30b5\u30fc\u30b8\u4fdd\u8b77\u6295\u8cc7\u5206\u6790\uff0810MW\u30b7\u30b9\u30c6\u30e0\uff09<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u30b7\u30ca\u30ea\u30aa<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u521d\u671f\u8cbb\u7528<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5e74\u9593O&amp;M<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u6545\u969c\u78ba\u7387<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4e88\u60f3\u640d\u5931\u984d<\/th><th class=\"has-text-align-left\" data-align=\"left\">10\u5e74TCO<\/th><th class=\"has-text-align-left\" data-align=\"left\">ROI<\/th><\/tr><\/thead><tbody><tr><td><strong>\u6700\u4f4e\u57fa\u6e96\u9075\u5b88<\/strong><\/td><td>$42,000<\/td><td>$3,800<\/td><td>18% \u6bce\u5e74<\/td><td>$280,000<\/td><td>$720,000<\/td><td>\u30d9\u30fc\u30b9\u30e9\u30a4\u30f3<\/td><\/tr><tr><td><strong>\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3\u5f37\u5316<\/strong><\/td><td>$86,000<\/td><td>$5,200<\/td><td>6% \u6bce\u5e74<\/td><td>$95,000<\/td><td>$448,000<\/td><td>+$272K<\/td><\/tr><tr><td><strong>cnkuangya \u30b9\u30de\u30fc\u30c8\u30b7\u30b9\u30c6\u30e0<\/strong><\/td><td>$124,000<\/td><td>$3,100<\/td><td><strong>\u6bce\u5e741.2%<\/strong><\/td><td><strong>$19,000<\/strong><\/td><td><strong>$254,000<\/strong><\/td><td><strong>+$466K<\/strong><\/td><\/tr><tr><td><strong>\u30d7\u30ec\u30df\u30a2\u30e0\u30d5\u30eb\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3<\/strong><\/td><td>$210,000<\/td><td>$8,400<\/td><td>\u5e74\u95930.8%<\/td><td>$13,000<\/td><td>$392,000<\/td><td>+$328K<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u4e3b\u8981\u306a\u8ca1\u52d9\u7684\u6d1e\u5bdf<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u5404$1\u306e\u30b5\u30fc\u30b8\u4fdd\u8b77<\/strong>\u00a0$8-12\u304c\u6a5f\u5668\u306b\u30c0\u30e1\u30fc\u30b8\u3092\u4e0e\u3048\u308b\u306e\u3092\u9632\u3050<\/li>\n\n\n\n<li><strong>\u4fdd\u967a\u6599\u306e\u5f15\u304d\u4e0b\u3052<\/strong>\u00a0\u901a\u5e38\u3001\u4fdd\u8b77\u30b3\u30b9\u30c8\u306e30\uff5e50%\u3092\u30ab\u30d0\u30fc\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u306e\u56de\u907f<\/strong>\u00a0\u6700\u5927\u306e\u7d4c\u6e08\u7684\u5229\u76ca\u3092\u3082\u305f\u3089\u3059\uff08\u7dcf\u984d65%\uff09<\/li>\n\n\n\n<li><strong>\u30b9\u30de\u30fc\u30c8\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306eROI\uff1a<\/strong>\u00a0240%\u306f\u6700\u9069\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306b\u3088\u308a10\u5e74\u4ee5\u4e0a\u4f7f\u7528\u53ef\u80fd<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>FAQ\u30bb\u30af\u30b7\u30e7\u30f3\u91cd\u8981\u306a\u8cea\u554f\u306b\u304a\u7b54\u3048\u3057\u307e\u3059<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u3088\u304f\u3042\u308b\u8cea\u554f1\uff1a\u592a\u967d\u5149\u767a\u96fb\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u30bf\u30a4\u30d71\u3001\u30bf\u30a4\u30d72\u3001\u307e\u305f\u306f\u4e21\u65b9\u306eSPD\u304c\u5fc5\u8981\u304b\u3069\u3046\u304b\u306f\u3001\u3069\u306e\u3088\u3046\u306b\u5224\u65ad\u3059\u308c\u3070\u3088\u3044\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b54\u3048\u3066\u304f\u308c\uff1a<\/strong>&nbsp;\u96f7\u30ea\u30b9\u30af\u3068\u30b7\u30b9\u30c6\u30e0\u306e\u91cd\u8981\u6027\u306b\u57fa\u3065\u3044\u3066\u3001\u3053\u306e\u6c7a\u5b9a\u30de\u30c8\u30ea\u30c3\u30af\u30b9\u3092\u4f7f\u7528\u3057\u307e\u3059\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>SPD\u9078\u629e\u6c7a\u5b9a\u30ac\u30a4\u30c9\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u7279\u5fb4<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u63a8\u5968SPD\u30bf\u30a4\u30d7<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u6700\u4f4e\u683c\u4ed8\u3051<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30b3\u30b9\u30c8\u3078\u306e\u5f71\u97ff<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4e3b\u306a\u6b63\u5f53\u5316\u7406\u7531<\/th><\/tr><\/thead><tbody><tr><td><strong>\u4f4f\u5b85\u5730\u3001\u4f4e\u30ea\u30b9\u30af\u5730\u57df<\/strong><\/td><td>\u30bf\u30a4\u30d72\u306e\u307f<\/td><td>20kA\u3001Up&lt;1.5kV<\/td><td>$400-800<\/td><td>\u307b\u3068\u3093\u3069\u306e\u5bb6\u5ead\u306b\u306f\u5341\u5206<\/td><\/tr><tr><td><strong>\u30b3\u30de\u30fc\u30b7\u30e3\u30eb\u3001\u30df\u30c7\u30a3\u30a2\u30e0\u30fb\u30ea\u30b9\u30af<\/strong><\/td><td><strong>\u30bf\u30a4\u30d71+2\u4f75\u7528<\/strong><\/td><td>25kA+20kA\u3001Up&lt;1.2kV<\/td><td>$1,200-2,500<\/td><td>\u4fdd\u8b77\u3068\u30b3\u30b9\u30c8\u306e\u30d0\u30e9\u30f3\u30b9<\/td><\/tr><tr><td><strong>\u30e6\u30fc\u30c6\u30a3\u30ea\u30c6\u30a3\u30fb\u30b9\u30b1\u30fc\u30eb\u3001\u3042\u3089\u3086\u308b\u5834\u6240<\/strong><\/td><td><strong>\u5f37\u5316\u30bf\u30a4\u30d71+2<\/strong><\/td><td>50kA+40kA\u3001Up&lt;1.0kV<\/td><td>$3,000\uff5e5,000\/mw<\/td><td>\u9ad8\u3044\u8cc7\u7523\u4fa1\u5024\u304c\u30d7\u30ec\u30df\u30a2\u30e0\u3092\u6b63\u5f53\u5316<\/td><\/tr><tr><td><strong>\u9ad8\u30ea\u30b9\u30af\uff08\uff1e5\u30d5\u30e9\u30c3\u30b7\u30e5\/km\u00b2\/\u5e74\uff09<\/strong><\/td><td><strong>\u5916\u90e8\u30bf\u30a4\u30d71\uff0b\u30bf\u30a4\u30d72<\/strong><\/td><td>100kA + 40kA<\/td><td>$6,000-9,000\/mw<\/td><td>\u904e\u9177\u306a\u30a8\u30ea\u30a2\u3067\u306e\u6700\u5927\u9650\u306e\u4fdd\u8b77<\/td><\/tr><tr><td><strong>\u91cd\u8981\u30a4\u30f3\u30d5\u30e9<\/strong><\/td><td><strong>\u30d5\u30eb\u30ab\u30b9\u30b1\u30fc\u30c9\u30d7\u30ed\u30c6\u30af\u30b7\u30e7\u30f3<\/strong><\/td><td>3\u3064\u306e\u30bf\u30a4\u30d7\u3059\u3079\u3066\u304c\u5354\u8abf<\/td><td>$8,000-12,000\/mw<\/td><td>\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u306e\u8a31\u5bb9\u5ea6\u30bc\u30ed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30af\u30ea\u30c6\u30a3\u30ab\u30eb\u30fb\u30c7\u30fc\u30bf\u30fb\u30dd\u30a4\u30f3\u30c8<\/strong><br>2.4GW\u306e\u592a\u967d\u5149\u767a\u96fb\u8cc7\u7523\u306b\u95a2\u3059\u308b\u696d\u754c\u5206\u6790\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u30bf\u30a4\u30d72\u5c02\u7528\u30b7\u30b9\u30c6\u30e0<\/strong>\u00a0\u4e2d\u30ea\u30b9\u30af\u5730\u57df\u3067\u306f\u3001\u30bf\u30a4\u30d71+2\u30b7\u30b9\u30c6\u30e0\u306e4.3\u500d\u306e\u5272\u5408\u3067\u6545\u969c\u3059\u308b\u3002<\/li>\n\n\n\n<li><strong>\u5404\u30b5\u30fc\u30b8\u30a4\u30d9\u30f3\u30c8<\/strong>\u00a0\u4fee\u7406\u3084\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u306b\u5e73\u5747$18,500\u30c9\u30eb\u304b\u304b\u308b<\/li>\n\n\n\n<li><strong>\u9069\u5207\u306aSPD\u306e\u9078\u629e<\/strong>\u00a0\u4fdd\u967a\u91d1\u8acb\u6c42\u7dcf\u984d\u309272%\u524a\u6e1b<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>cnkuangya \u63a8\u85a6\uff1a<\/strong>&nbsp;&#8220;For any project &gt;100kW, we recommend Type 1+2 combined protection. The additional cost represents 0.3-0.5% of total project cost but prevents 85% of surge-related failures. Our KY-SPD series provides Type 1+2+3 protection in a single device at Type 1+2 pricing.&#8221;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u3088\u304f\u3042\u308b\u8cea\u554f2\uff1a\u30bd\u30fc\u30e9\u30fcDC\u30b7\u30b9\u30c6\u30e0\u3067\u8a31\u5bb9\u3055\u308c\u308b\u63a5\u5730\u62b5\u6297\u3068\u3001\u305d\u308c\u3092\u9054\u6210\u3059\u308b\u65b9\u6cd5\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b54\u3048\u3066\u304f\u308c\uff1a<\/strong>&nbsp;\u76f4\u6d41\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u4ea4\u6d41\u30b7\u30b9\u30c6\u30e0\u3088\u308a\u3082\u306f\u308b\u304b\u306b\u512a\u308c\u305f\u63a5\u5730\u3092\u5fc5\u8981\u3068\u3059\u308b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30b7\u30b9\u30c6\u30e0\u30bf\u30a4\u30d7\u5225\u306e\u63a5\u5730\u8981\u4ef6\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u30b7\u30b9\u30c6\u30e0\u30fb\u30bf\u30a4\u30d7<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u6700\u5927\u8a31\u5bb9\u62b5\u6297<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u8a66\u9a13\u65b9\u6cd5<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5171\u901a\u306e\u8ab2\u984c<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3<\/th><\/tr><\/thead><tbody><tr><td><strong>AC\u30b3\u30de\u30fc\u30b7\u30e3\u30eb<\/strong><\/td><td>25\u03a9\uff08NEC\u88fd\uff09<\/td><td>3\u30dd\u30a4\u30f3\u30c8\u30fb\u30d5\u30a9\u30fc\u30eb\u30fb\u30aa\u30d6\u30fb\u30dd\u30c6\u30f3\u30b7\u30e3\u30eb<\/td><td>\u90fd\u5e02\u7a7a\u9593\u306e\u5236\u7d04<\/td><td>\u5316\u5b66\u68d2\u3001\u5730\u76e4\u5f37\u5316<\/td><\/tr><tr><td><strong>AC\u30a4\u30f3\u30c0\u30b9\u30c8\u30ea\u30a2\u30eb<\/strong><\/td><td>5\u03a9<\/td><td>\u30af\u30e9\u30f3\u30d7\u30aa\u30f3\u65b9\u5f0f<\/td><td>\u5ca9\u77f3\u571f\u58cc<\/td><td>\u30c7\u30a3\u30fc\u30d7\u30a6\u30a7\u30eb\u96fb\u6975\u3001\u30de\u30eb\u30c1\u30ed\u30c3\u30c9<\/td><\/tr><tr><td><strong>DC\u30bd\u30fc\u30e9\u30fc\uff08100kW\u672a\u6e80\uff09<\/strong><\/td><td><strong>2\u03a9<\/strong><\/td><td>\u30b9\u30c6\u30a4\u30af\u30ec\u30b9\u65b9\u5f0f<\/td><td>\u5b63\u7bc0\u5909\u52d5<\/td><td>\u30ea\u30f3\u30b0\u30b0\u30e9\u30a6\u30f3\u30c9\u3001\u30e1\u30c3\u30b7\u30e5\u30b7\u30b9\u30c6\u30e0<\/td><\/tr><tr><td><strong>DC\u30bd\u30fc\u30e9\u30fc\uff08&gt;100kW\uff09<\/strong><\/td><td><strong>1\u03a9<\/strong><\/td><td>\u96fb\u4f4d\u964d\u4e0b\uff0b62%\u30eb\u30fc\u30eb<\/td><td>\u9ad8\u3044\u7802\u6f20\u8010\u6027<\/td><td><strong>\u30d9\u30f3\u30c8\u30ca\u30a4\u30c8\u51e6\u7406\u3001\u30b0\u30e9\u30a6\u30f3\u30c9\u30b0\u30ea\u30c3\u30c9<\/strong><\/td><\/tr><tr><td><strong>\u30af\u30ea\u30c6\u30a3\u30ab\u30ebDC<\/strong><\/td><td><strong>0.5\u03a9<\/strong><\/td><td>\u8907\u6570\u306e\u65b9\u6cd5\uff0b\u691c\u8a3c<\/td><td>\u6d77\u5cb8\u8150\u98df<\/td><td>\u9285\u88ab\u8986\u68d2\u3001\u30ab\u30bd\u30fc\u30c9\u4fdd\u8b77<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u56f0\u96e3\u306a\u571f\u58cc\u3067\u4f4e\u62b5\u6297\u3092\u9054\u6210\u3059\u308b\uff1a<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30c6\u30ad\u30b9\u30c8<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">&lt;1\u03a9\u30a2\u30fc\u30b9\u306e\u30b9\u30c6\u30c3\u30d7\u30fb\u30d0\u30a4\u30fb\u30b9\u30c6\u30c3\u30d7\u30fb\u30d7\u30ed\u30bb\u30b9\uff1a\n\n1.\u571f\u58cc\u6bd4\u62b5\u6297\u8a66\u9a13\uff1a\u8907\u6570\u7b87\u6240\u306e4\u70b9\u30a6\u30a7\u30ca\u30fc\u6cd5\n2.\u8a2d\u8a08\u306e\u9078\u629e\n   - \u5ca9\u76e4\uff1a\u6df1\u3044\u6253\u3061\u8fbc\u307f\u30ed\u30c3\u30c9\uff0810\uff5e30m\uff09\n   - \u7802\u5730\u30fb\u7802\u6f20\u5316\u5b66\u96fb\u6975\u307e\u305f\u306f\u5730\u76e4\u5f37\u5316\u6750\n   - \u9ad8\u6c34\u4f4d\u30a2\u30fc\u30b9\u30d7\u30ec\u30fc\u30c8\u307e\u305f\u306f\u30ea\u30f3\u30b0\n3.\u8a2d\u7f6e\uff1a\n   - 1MW \u30b7\u30b9\u30c6\u30e0\u306e\u5834\u5408\u3001\u6700\u4f4e 8 \u00d7 3m \u306e\u30ed\u30c3\u30c9\n   - 70mm\u00b2 \u306e\u88f8\u9285\u914d\u7dda\n   - \u767a\u71b1\u6eb6\u63a5\u63a5\u7d9a\u306e\u307f\n4.\u51e6\u7406\n   - \u9ad8\u62b5\u6297\u571f\u58cc\u7528\u30d9\u30f3\u30c8\u30ca\u30a4\u30c8\u30b9\u30e9\u30ea\u30fc\n   - \u5fc5\u8981\u306b\u5fdc\u3058\u3066\u704c\u6f11\u3067\u6c34\u5206\u3092\u7dad\u6301\n5.\u691c\u8a3c\uff1a\n   - \u8a2d\u7f6e\u5f8c\u306e\u7b2c\u4e09\u8005\u306b\u3088\u308b\u8a66\u9a13\n   - \u5e74 1 \u56de\u306e\u518d\u8a66\u9a13\u3068\u6587\u66f8\u5316<\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u30b3\u30b9\u30c8\u5206\u6790\uff1a<\/strong>&nbsp;1\u03a9\u672a\u6e80\u306e\u62b5\u6297\u3092\u9054\u6210\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u901a\u5e381MW\u3042\u305f\u308a$8,000\uff5e15,000\u306e\u30b3\u30b9\u30c8\u304c\u304b\u304b\u308a\u307e\u3059\u304c\u3001\u30b5\u30fc\u30b8\u306b\u95a2\u9023\u3059\u308b65%\u306e\u6545\u969c\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u524a\u6e1b\u3068\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u5411\u4e0a\u306b\u3088\u308a\u3001ROI\u306f3-5\u500d\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u3088\u304f\u3042\u308b\u8cea\u554f3\uff1aSPD\u306f\u3069\u308c\u304f\u3089\u3044\u306e\u983b\u5ea6\u3067\u691c\u67fb\u30fb\u4ea4\u63db\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u304b\uff1f\u307e\u305f\u3001\u6545\u969c\u306e\u5146\u5019\u306f\u3069\u306e\u3088\u3046\u306a\u3082\u306e\u3067\u3059\u304b\uff1f<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u7b54\u3048\u3066\u304f\u308c\uff1a<\/strong>&nbsp;SPD\u306e\u5bff\u547d\u306f\u6709\u9650\u3067\u3042\u308a\u3001\u5b9a\u671f\u7684\u306a\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u304c\u5fc5\u8981\u3067\u3042\u308b\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>SPD\u306e\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u3068\u4ea4\u63db\u30b9\u30b1\u30b8\u30e5\u30fc\u30eb\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u65b9\u6cd5<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u8a66\u9a13\u983b\u5ea6<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4e3b\u8981\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u8b66\u544a\u306e\u30b5\u30a4\u30f3<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u4ea4\u63db\u7528\u30c8\u30ea\u30ac\u30fc<\/th><\/tr><\/thead><tbody><tr><td><strong>\u76ee\u8996\u691c\u67fb<\/strong><\/td><td>\u6bce\u6708<\/td><td>\u30b9\u30c6\u30fc\u30bf\u30b9LED\u3001\u7269\u7406\u7684\u640d\u50b7<\/td><td>\u8d64\u8272LED\u3001\u5909\u8272\u3001\u3072\u3073\u5272\u308c<\/td><td>\u640d\u50b7\u3057\u305f\u5834\u5408\u306f\u76f4\u3061\u306b<\/td><\/tr><tr><td><strong>\u30af\u30e9\u30f3\u30d7\u96fb\u5727\u8a66\u9a13<\/strong><\/td><td>\u56db\u534a\u671f<\/td><td>Vcl @\u5b9a\u683c\u96fb\u6d41<\/td><td>\u5b9a\u683c\u304b\u3089\u306e\u504f\u5dee &gt;15%<\/td><td>&gt;10%\u504f\u5dee\u5024<\/td><\/tr><tr><td><strong>\u6f0f\u308c\u96fb\u6d41<\/strong><\/td><td>\u56db\u534a\u671f<\/td><td>\u79c1\u306fMCOV\u3067\u30ea\u30fc\u30af\u3059\u308b<\/td><td>\u6025\u6fc0\u306a\u4e0a\u6607 &gt;20%<\/td><td>\u6f38\u5897\u50be\u5411<\/td><\/tr><tr><td><strong>\u30b5\u30fc\u30de\u30eb\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0<\/strong><\/td><td>\u534a\u5e74\u3054\u3068<\/td><td>\u6e29\u5ea6\u4e0a\u6607<\/td><td>&gt;\u5468\u56f2\u6e29\u5ea6\u3088\u308a10\u2103\u4ee5\u4e0a\u9ad8\u3044<\/td><td>\u4e00\u8cab\u3057\u305f\u30db\u30c3\u30c8\u30b9\u30dd\u30c3\u30c8<\/td><\/tr><tr><td><strong>\u30d5\u30eb\u30fb\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30fb\u30c6\u30b9\u30c8<\/strong><\/td><td>\u6bce\u5e74<\/td><td>\u3059\u3079\u3066\u306e\u30d1\u30e9\u30e1\u30fc\u30bf<\/td><td>\u5916\u90e8\u4ed5\u69d8<\/td><td>\u4e3b\u8981\u306a\u30c6\u30b9\u30c8\u306b\u4e0d\u5408\u683c<\/td><\/tr><tr><td><strong>\u30a4\u30d9\u30f3\u30c8\u30ab\u30a6\u30f3\u30bf\u30fc<\/strong><\/td><td>\u30b5\u30fc\u30b8\u306e\u5f8c<\/td><td>\u30b9\u30c8\u30e9\u30a4\u30af\u6570<\/td><td>\u5b9a\u683c\u5bb9\u91cf\u306b\u8fd1\u3065\u304f<\/td><td>\u5b9a\u683c\u30b9\u30c8\u30e9\u30a4\u30af\u306e80%<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6280\u8853\u5225SPD\u5bff\u547d\u30c7\u30fc\u30bf\uff1a<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th class=\"has-text-align-left\" data-align=\"left\">SPD\u30c6\u30af\u30ce\u30ed\u30b8\u30fc<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5b9a\u683c\u5bff\u547d<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u5178\u578b\u7684\u306a\u5b9f\u4e16\u754c<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u52a3\u5316\u30d1\u30bf\u30fc\u30f3<\/th><th class=\"has-text-align-left\" data-align=\"left\">\u30b3\u30b9\u30c8\/\u5e74<\/th><\/tr><\/thead><tbody><tr><td><strong>\u30d9\u30fc\u30b7\u30c3\u30afMOV<\/strong><\/td><td>10\uff5e15\u5e74<\/td><td>7\uff5e10\u5e74<\/td><td>\u5f90\u3005\u306b\u3001\u4e88\u6e2c\u53ef\u80fd<\/td><td>$85\/MW\/\u5e74<\/td><\/tr><tr><td><strong>\u30a8\u30f3\u30cf\u30f3\u30b9\u30c9MOV<\/strong><\/td><td>15\uff5e20\u5e74<\/td><td>12\uff5e16\u6b73<\/td><td>\u8b66\u544a\u3057\u306a\u304c\u3089\u5f90\u3005\u306b<\/td><td>$120\/MW\/\u5e74<\/td><\/tr><tr><td><strong>\u30b9\u30d1\u30fc\u30af\u30fb\u30ae\u30e3\u30c3\u30d7<\/strong><\/td><td>20\uff5e25\u5e74<\/td><td>18\uff5e22\u6b73<\/td><td>\u7a81\u7136\u306e\u6545\u969c\u306e\u53ef\u80fd\u6027<\/td><td>$95\/MW\/\u5e74<\/td><\/tr><tr><td><strong>\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\uff08cnkuangya\uff09<\/strong><\/td><td><strong>25\uff5e30\u5e74<\/strong><\/td><td><strong>22-27\u5e74<\/strong><\/td><td><strong>\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u3067\u4e88\u6e2c\u53ef\u80fd<\/strong><\/td><td><strong>$65\/MW\/\u5e74<\/strong><\/td><\/tr><tr><td><strong>\u30bd\u30ea\u30c3\u30c9\u30b9\u30c6\u30fc\u30c8<\/strong><\/td><td>30\u5e74\u4ee5\u4e0a<\/td><td>\u30c6\u30b9\u30c8<\/td><td>\u9577\u671f\u4e0d\u660e<\/td><td>$300+\/MW\/\u5e74<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u65e9\u6025\u306a\u5bfe\u5fdc\u304c\u5fc5\u8981\u306a\u91cd\u5927\u306a\u8b66\u544a\u30b5\u30a4\u30f3\uff1a<\/strong><\/p>\n\n\n\n<ol start=\"1\" class=\"wp-block-list\">\n<li><strong>\u30b9\u30c6\u30fc\u30bf\u30b9\u30a4\u30f3\u30b8\u30b1\u30fc\u30bf<\/strong>\u00a0\u8d64\u307e\u305f\u306f\u6545\u969c\u30e2\u30fc\u30c9\u3092\u793a\u3059<\/li>\n\n\n\n<li><strong>\u30b5\u30fc\u30de\u30eb\u30a4\u30e1\u30fc\u30b8\u30f3\u30b0<\/strong>\u00a0reveals hot spots >15\u00b0C above ambient<\/li>\n\n\n\n<li><strong>\u6f0f\u308c\u96fb\u6d41<\/strong>\u00a0increases suddenly by >50%<\/li>\n\n\n\n<li><strong>\u7269\u7406\u7684\u640d\u50b7<\/strong>\u00a0\u4e80\u88c2\u3001\u81a8\u3089\u307f\u3092\u542b\u3080<\/li>\n\n\n\n<li><\/li>\n<\/ol>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"687\" height=\"1024\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-687x1024.jpg\" alt=\"\" class=\"wp-image-2319\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-687x1024.jpg 687w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-201x300.jpg 201w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-768x1145.jpg 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-1030x1536.jpg 1030w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-1374x2048.jpg 1374w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-8x12.jpg 8w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-300x447.jpg 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-600x894.jpg 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/12\/2ca3bc033bb772c60e490a81625245c1ec0a493a912fdcc574b3841c20770985-scaled.jpg 1717w\" sizes=\"auto, (max-width: 687px) 100vw, 687px\" \/><\/figure>","protected":false},"excerpt":{"rendered":"<p>The Costly Mistake: How Inadequate Surge Protection Destroyed a 20MW Solar Farm Solar Combiner Box\uff1a 15, 2023, Arizona Desert\u00a0&#8211; In what industry experts now call &#8220;the most expensive surge protection lesson in solar history,&#8221; a 20MW utility-scale solar farm suffered catastrophic failure during an afternoon thunderstorm. The damage assessment revealed: The Root Cause Analysis&nbsp;by an independent forensic team identified a&nbsp;three-tier failure: The project engineer admitted: &#8220;We followed the minimum code requirements, but the desert environment demanded more. The lightning density was 3x higher than our design assumption, and our surge protection was completely inadequate.&#8221; Understanding the Unique Challenges of DC Surge Protection Why DC Systems are More Vulnerable Table 1: [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":2410,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[43],"tags":[],"class_list":["post-2464","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-solar-pv-combiner-technology"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2464","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=2464"}],"version-history":[{"count":1,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2464\/revisions"}],"predecessor-version":[{"id":2465,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/2464\/revisions\/2465"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media\/2410"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media?parent=2464"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/categories?post=2464"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/tags?post=2464"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}