{"id":3596,"date":"2026-06-10T11:52:43","date_gmt":"2026-06-10T03:52:43","guid":{"rendered":"https:\/\/cnkuangya.com\/?p=3596"},"modified":"2026-06-10T11:57:17","modified_gmt":"2026-06-10T03:57:17","slug":"what-is-dc-spd-solar-spd-pv-protection","status":"publish","type":"post","link":"https:\/\/cnkuangya.com\/ja\/blog\/what-is-dc-spd-solar-spd-pv-protection\/","title":{"rendered":"DC SPD\u3068\u306f\u4f55\u304b\u3001\u305d\u3057\u3066\u306a\u305c\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u4e0d\u53ef\u6b20\u306a\u306e\u304b\uff1f"},"content":{"rendered":"<h2 class=\"wp-block-heading\">\u306f\u3058\u3081\u306b\uff1a\u3042\u3089\u3086\u308b\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u6f5c\u3080\u30ea\u30b9\u30af<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u592a\u967d\u5149\u767a\u96fb\uff08PV\uff09\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u6700\u3082\u4fe1\u983c\u6027\u306e\u9ad8\u3044\u518d\u751f\u53ef\u80fd\u30a8\u30cd\u30eb\u30ae\u30fc\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u306e\u4e00\u3064\u3068\u3057\u3066\u5e83\u304f\u8a8d\u8b58\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u305d\u306e\u5b89\u5b9a\u3057\u305f\u30a8\u30cd\u30eb\u30ae\u30fc\u51fa\u529b\u306e\u88cf\u306b\u306f\u3001\u6df1\u523b\u304b\u3064\u904e\u5c0f\u8a55\u4fa1\u3055\u308c\u304c\u3061\u306a\u8105\u5a01\u304c\u6f5c\u3093\u3067\u3044\u307e\u3059\u3002\u305d\u308c\u306f\u3001<strong>\u96fb\u6c17\u30b5\u30fc\u30b8\u3067\u3059<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u30b5\u30fc\u30b8\u306f\u3001\u843d\u96f7\u3001\u7cfb\u7d71\u306e\u5207\u308a\u66ff\u3048\u3001\u307e\u305f\u306f\u5185\u90e8\u7684\u306a\u96fb\u6c17\u7684\u969c\u5bb3\u306b\u3088\u3063\u3066\u5f15\u304d\u8d77\u3053\u3055\u308c\u3001\u9ad8\u4fa1\u306a\u592a\u967d\u5149\u767a\u96fb\u6a5f\u5668\u3092\u30df\u30ea\u79d2\u5358\u4f4d\u3067\u7834\u58ca\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u2503 <strong>\u5c0f\u898f\u6a21\u306a\u30b5\u30fc\u30b8\u30a4\u30d9\u30f3\u30c8\u3067\u3042\u3063\u3066\u3082\u3001\u30a4\u30f3\u30d0\u30fc\u30bf\u306e\u6545\u969c\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u3001\u3042\u308b\u3044\u306fPV\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3078\u306e\u6052\u4e45\u7684\u306a\u640d\u50b7\u306b\u3064\u306a\u304c\u308b\u6050\u308c\u304c\u3042\u308a\u307e\u3059\u3002.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u304c\u3001\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3044\u3066\u30b5\u30fc\u30b8\u4fdd\u8b77\u304c\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u306f\u306a\u304f\u3001\u4e0d\u53ef\u6b20\u3067\u3042\u308b\u7406\u7531\u3067\u3059\u3002\u73fe\u4ee3\u306e <strong><a href=\"https:\/\/cnkuangya.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/solar-combiner-box-surge-protection-requirements-the-2-3m-lesson-from-a-catastrophic-failure\/\">\u592a\u967d\u5149\u767a\u96fb\u7528\u30b5\u30fc\u30b8\u4fdd\u8b77\u306e\u8981\u4ef6\u3092\u7406\u89e3\u3059\u308b<\/a><\/strong> \u9ad8\u4fa1\u306a\u592a\u967d\u5149\u767a\u96fb\u6a5f\u5668\u3092\u4fdd\u8b77\u3057\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u9577\u671f\u7684\u306a\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u305f\u3081\u306b\u4e0d\u53ef\u6b20\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u4fdd\u8b77\u6226\u7565\u306e\u4e2d\u5fc3\u306b\u3042\u308b\u306e\u306f\u3001 <strong>\u76f4\u6d41\u30b5\u30fc\u30b8\u9632\u8b77\u30c7\u30d0\u30a4\u30b9\uff08DC SPD\uff09<\/strong>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">DC SPD\u3068\u306f\u4f55\u304b\uff1f\uff08\u6838\u5fc3\u7684\u306a\u5b9a\u7fa9\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>DC SPD\uff08DC SPD\u3068\u306f\uff09<\/strong> \u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u3092\u306f\u3058\u3081\u3068\u3059\u308b\u76f4\u6d41\uff08DC\uff09\u56de\u8def\u306b\u304a\u3044\u3066\u3001\u904e\u6e21\u904e\u96fb\u5727\u3092\u5236\u9650\u3059\u308b\u305f\u3081\u306b\u8a2d\u8a08\u3055\u308c\u305f\u96fb\u6c17\u4fdd\u8b77\u30c7\u30d0\u30a4\u30b9\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u305d\u306e\u4e3b\u306a\u6a5f\u80fd\u306f\u3001\u5371\u967a\u306a\u96fb\u5727\u30b9\u30d1\u30a4\u30af\u3092\u691c\u51fa\u3057\u3001\u654f\u611f\u306a\u6a5f\u5668\u306b\u5230\u9054\u3059\u308b\u524d\u306b\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u3092\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\u3078\u5b89\u5168\u306b\u9003\u304c\u3059\u3053\u3068\u3067\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u7684\u306a\u4fdd\u8b77\u5bfe\u8c61\u6a5f\u5668\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30bd\u30fc\u30e9\u30fc\u30fb\u30a4\u30f3\u30d0\u30fc\u30bf<\/li>\n\n\n\n<li>PV\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9<\/li>\n\n\n\n<li>\u84c4\u96fb\u6c60\u30b7\u30b9\u30c6\u30e0<\/li>\n\n\n\n<li>\u76e3\u8996\u88c5\u7f6e<\/li>\n\n\n\n<li>\u76f4\u6d41\u914d\u96fb\u76e4<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #ed0606;\" class=\"stk-highlight\">\u2503<\/span> <strong>DC SPD\u306f\u30b5\u30fc\u30b8\u306e\u767a\u751f\u3092\u963b\u6b62\u3059\u308b\u3082\u306e\u3067\u306f\u306a\u304f\u3001\u30b5\u30fc\u30b8\u3092\u91cd\u8981\u306a\u6a5f\u5668\u304b\u3089\u5b89\u5168\u306b\u9038\u3089\u3057\u3066\u9003\u304c\u3059\u3082\u306e\u3067\u3059\u3002.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308bDC SPD\u306e\u4ed5\u7d44\u307f<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1007\" height=\"478\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-working.jpg\" alt=\"DC\u7528SPD\u306e\u52d5\u4f5c\u539f\u7406\" class=\"wp-image-3598\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-working.jpg 1007w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-working-300x142.jpg 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-working-768x365.jpg 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-working-18x9.jpg 18w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-working-600x285.jpg 600w\" sizes=\"auto, (max-width: 1007px) 100vw, 1007px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">DC SPD\u306f\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u3067\u52d5\u4f5c\u3057\u3001\u30b5\u30fc\u30b8\u304c\u767a\u751f\u3057\u305f\u969b\u306b\u30ca\u30ce\u79d2\u5358\u4f4d\u3067\u53cd\u5fdc\u3057\u307e\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u52d5\u4f5c\u30d7\u30ed\u30bb\u30b9\uff1a<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b89\u5b9a\u3057\u305fDC\u96fb\u5727\u4e0b\u3067\u30b7\u30b9\u30c6\u30e0\u304c\u6b63\u5e38\u306b\u52d5\u4f5c<\/li>\n\n\n\n<li>\u843d\u96f7\u3084\u30b9\u30a4\u30c3\u30c1\u30f3\u30b0\u306b\u3088\u308b\u30b5\u30fc\u30b8\u30a4\u30d9\u30f3\u30c8\u306e\u767a\u751f<\/li>\n\n\n\n<li>\u96fb\u5727\u304c\u5b89\u5168\u3057\u304d\u3044\u5024\u3092\u8d85\u904e<\/li>\n\n\n\n<li>SPD\u304c\u77ac\u6642\u306b\u4f5c\u52d5\u3057\u307e\u3059<\/li>\n\n\n\n<li>\u904e\u5270\u306a\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u63a5\u5730\uff08\u30a2\u30fc\u30b9\uff09\u3078\u653e\u96fb\u3055\u308c\u307e\u3059<\/li>\n\n\n\n<li>\u30b7\u30b9\u30c6\u30e0\u304c\u901a\u5e38\u904b\u8ee2\u306b\u5fa9\u5e30\u3057\u307e\u3059<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #e80000;\" class=\"stk-highlight\">\u2503<\/span> <strong>\u6a19\u6e96\u7684\u306a\u5fdc\u7b54\u6642\u9593\u306f25\u30ca\u30ce\u79d2\u672a\u6e80\u3067\u3059.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u6975\u3081\u3066\u9ad8\u901f\u306a\u53cd\u5fdc\u304c\u3001\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u58ca\u6ec5\u7684\u306a\u640d\u50b7\u3092\u9632\u304e\u307e\u3059.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u306a\u305c\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306bDC SPD\u304c\u5fc5\u8981\u306a\u306e\u304b\uff08\u30bd\u30fc\u30e9\u30fc\u7528SPD\u306e\u91cd\u8981\u6027\uff09<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u4ee5\u4e0b\u306e\u7406\u7531\u306b\u3088\u308a\u7279\u306b\u8106\u5f31\u3067\u3059<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5c4b\u5916\u306b\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u308b\u305f\u3081<\/li>\n\n\n\n<li>\u9577\u8ddd\u96e2\u306eDC\u30b1\u30fc\u30d6\u30eb\u914d\u7dda\u306b\u3088\u308b\u63a5\u7d9a<\/li>\n\n\n\n<li>\u5927\u6c17\u4e2d\u306e\u96fb\u6c17\u6d3b\u52d5\u3078\u306e\u66dd\u9732<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3b\u306a\u30b5\u30fc\u30b8\u6e90\uff1a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #e90707;\" class=\"stk-highlight\">\u2503<\/span> 1. \u76f4\u6483\u96f7\uff08\u7a00\u3060\u304c\u7834\u58ca\u7684\uff09<br><span style=\"color: #dd0101;\" class=\"stk-highlight\">\u2503<\/span> 2. \u9593\u63a5\u96f7\u8a98\u5c0e\uff08\u6700\u3082\u4e00\u822c\u7684\uff09<br><span style=\"color: #e40505;\" class=\"stk-highlight\">\u2503<\/span> 3. \u96fb\u529b\u7cfb\u7d71\u306e\u958b\u9589\u30b5\u30fc\u30b8<br><span style=\"color: #e90606;\" class=\"stk-highlight\">\u2503<\/span> 4. \u63a5\u5730\u96fb\u4f4d\u5dee<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fdd\u8b77\u304c\u306a\u3044\u5834\u5408\u3001\u9593\u63a5\u96f7\u3067\u3042\u3063\u3066\u3082PV\u30b9\u30c8\u30ea\u30f3\u30b0\u306b\u6570\u5343\u30dc\u30eb\u30c8\u306e\u96fb\u5727\u304c\u8a98\u8d77\u3055\u308c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u306b\u3088\u308a\u3001 <strong>\u592a\u967d\u5149\u767a\u96fb\u7528SPD\uff08DC SPD\uff09\u304c<\/strong> \u3059\u3079\u3066\u306e\u8a2d\u7f6e\u306b\u304a\u3044\u3066\u4e0d\u53ef\u6b20\u306a\u8981\u4ef6\u3068\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udcf9 \u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u5bfe\u3059\u308b\u771f\u306e\u8105\u5a01\u306f\u30b7\u30b9\u30c6\u30e0\u5185\u90e8\u306b\u3042\u308b<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u591a\u304f\u306e\u4eba\u306f\u3001\u843d\u96f7\u304c\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u3068\u3063\u3066\u6700\u5927\u306e\u8105\u5a01\u3067\u3042\u308b\u3068\u8003\u3048\u3066\u3044\u307e\u3059\u3002.<br>\u3057\u304b\u3057\u3001\u771f\u306e\u5371\u967a\u306f\u30b7\u30b9\u30c6\u30e0\u5185\u90e8\u3092\u4f1d\u64ad\u3059\u308b\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u306b\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30fc\u30b8\u304c\u30b7\u30b9\u30c6\u30e0\u5185\u306b\u4fb5\u5165\u3059\u308b\u3068\u3001\u30b1\u30fc\u30d6\u30eb\u3092\u901a\u3058\u3066\u62e1\u6563\u3057\u3001\u8907\u6570\u306e\u6a5f\u5668\u306b\u5f71\u97ff\u3092\u53ca\u307c\u3057\u3001\u8a2d\u5099\u5168\u4f53\u306b\u9023\u9396\u7684\u306a\u6545\u969c\u3092\u5f15\u304d\u8d77\u3053\u3059\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u306e\u89e3\u8aac\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\uff1a<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\ud83d\udc47<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-9-16 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u5bfe\u3059\u308b\u771f\u306e\u8105\u5a01\u306f\u843d\u96f7\u3067\u306f\u306a\u3044\" width=\"563\" height=\"1000\" src=\"https:\/\/www.youtube.com\/embed\/bKDlwA7jLY4?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #e90404;\" class=\"stk-highlight\">\u2503<\/span> <strong>\u91cd\u8981\u306a\u6d1e\u5bdf\uff1a\u30bd\u30fc\u30e9\u30fc\u4fdd\u8b77\u3068\u306f\u5358\u4e00\u306e\u30c7\u30d0\u30a4\u30b9\u3092\u5b88\u308b\u3053\u3068\u3067\u306f\u306a\u304f\u3001\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u3092\u4fdd\u8b77\u3059\u308b\u3053\u3068\u3067\u3059\u3002.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">DC SPD\u3068AC SPD\uff1a\u4e3b\u306a\u9055\u3044<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u3069\u3061\u3089\u306e\u30c7\u30d0\u30a4\u30b9\u3082\u30b5\u30fc\u30b8\u304b\u3089\u4fdd\u8b77\u3059\u308b\u70b9\u306f\u5171\u901a\u3057\u3066\u3044\u307e\u3059\u304c\u3001\u305d\u306e\u7528\u9014\u306f\u7570\u306a\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u7279\u5fb4<\/th><th>DC SPD<\/th><th>AC SPD<\/th><\/tr><\/thead><tbody><tr><td>\u96fb\u6d41\u306e\u7a2e\u985e<\/td><td>\u76f4\u6d41<\/td><td>\u4ea4\u6d41<\/td><\/tr><tr><td>\u7533\u3057\u8fbc\u307f<\/td><td>\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0<\/td><td>\u7cfb\u7d71\u96fb\u529b\u30b7\u30b9\u30c6\u30e0<\/td><\/tr><tr><td>\u30a2\u30fc\u30af\u6319\u52d5<\/td><td>\u6d88\u5f27\u56f0\u96e3<\/td><td>\u81ea\u7136\u96f6\u70b9\u4ea4\u5dee<\/td><\/tr><tr><td>\u30ea\u30b9\u30af\u30ec\u30d9\u30eb<\/td><td>\u3088\u308a\u9ad8\u3044<\/td><td>\u3088\u308a\u4f4e\u3044<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #e80808;\" class=\"stk-highlight\">\u2503<\/span> <strong>\u76f4\u6d41\u30a2\u30fc\u30af\u306f\u81ea\u7136\u306b\u6d88\u5f27\u3057\u306a\u3044\u305f\u3081\u3001\u30b5\u30fc\u30b8\u767a\u751f\u6642\u306e\u76f4\u6d41\u30b7\u30b9\u30c6\u30e0\u306f\u3088\u308a\u5371\u967a\u3067\u3059\u3002.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u3067\u4f7f\u7528\u3055\u308c\u308bDC SPD\u306e\u7a2e\u985e<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DC SPD\u306f\u4e00\u822c\u7684\u306b3\u3064\u306e\u30bf\u30a4\u30d7\u306b\u5206\u985e\u3055\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bf\u30a4\u30d71 DC SPD<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u76f4\u6483\u96f7\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u5834\u6240\u3067\u4f7f\u7528\u3055\u308c\u307e\u3059<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bf\u30a4\u30d72 DC SPD<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6a19\u6e96\u7684\u306a\u592a\u967d\u5149\u767a\u96fb\u4fdd\u8b77\u306b\u4f7f\u7528\uff08\u6700\u3082\u4e00\u822c\u7684\u306a\u592a\u967d\u5149\u767a\u96fb\u7528SPD\u30bf\u30a4\u30d7\uff09<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30bf\u30a4\u30d73 DC SPD<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u611f\u5ea6\u306e\u9ad8\u3044\u4e0b\u6d41\u5074\u306e\u96fb\u5b50\u6a5f\u5668\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #ee0d0d;\" class=\"stk-highlight\">\u2503<\/span> \u307b\u3068\u3093\u3069\u306e\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3044\u3066\u3001\u30bf\u30a4\u30d72\u306e\u592a\u967d\u5149\u767a\u96fb\u7528SPD\u304c\u6a19\u6e96\u7684\u306a\u9078\u629e\u80a2\u3067\u3042\u308b\u3002.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308bDC SPD\u306e\u8a2d\u7f6e\u5834\u6240<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1007\" height=\"488\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-installation.jpg\" alt=\"PV\u30b3\u30f3\u30d0\u30a4\u30ca\u30dc\u30c3\u30af\u30b9\u3078\u306eDC\u7528SPD\u306e\u8a2d\u7f6e\" class=\"wp-image-3599\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-installation.jpg 1007w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-installation-300x145.jpg 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-installation-768x372.jpg 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-installation-18x9.jpg 18w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-installation-600x291.jpg 600w\" sizes=\"auto, (max-width: 1007px) 100vw, 1007px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u6b63\u3057\u3044\u8a2d\u7f6e\u5834\u6240\u304c\u4fdd\u8b77\u306e\u6709\u52b9\u6027\u3092\u6c7a\u5b9a\u3059\u308b\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u822c\u7684\u306a\u8a2d\u7f6e\u30dd\u30a4\u30f3\u30c8\u306f\u4ee5\u4e0b\u306e\u901a\u308a\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>PV\u30b3\u30f3\u30d0\u30a4\u30ca\u30fc\u30dc\u30c3\u30af\u30b9<\/li>\n\n\n\n<li>DC\u914d\u96fb\u76e4<\/li>\n\n\n\n<li>\u30a4\u30f3\u30d0\u30fc\u30bfDC\u5165\u529b\u7aef\u5b50<\/li>\n\n\n\n<li>\u30d0\u30c3\u30c6\u30ea\u30fc\u84c4\u96fb\u30b7\u30b9\u30c6\u30e0\u5165\u529b\u30e9\u30a4\u30f3<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #ee0e0e;\" class=\"stk-highlight\">\u2503<\/span> <strong>SPD\u306f\u6a5f\u5668\u306b\u8fd1\u3044\u307b\u3069\u3001\u4fdd\u8b77\u52b9\u7387\u304c\u9ad8\u307e\u308a\u307e\u3059\u3002.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u8a2d\u7f6e\u5834\u6240\u304c\u4e0d\u9069\u5207\u3060\u3068\u3001\u4fdd\u8b77\u6027\u80fd\u304c\u8457\u3057\u304f\u4f4e\u4e0b\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u96fb\u6c17\u30b5\u30fc\u30b8\u306e\u6319\u52d5<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7406\u89e3\u3059\u308b\u305f\u3081\u306b <strong>DC SPD\u3068\u306f\u4f55\u304b<\/strong>, \u3001\u30b5\u30fc\u30b8\u306e\u6319\u52d5\u3092\u7406\u89e3\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30fc\u30b8\u3068\u306f\u5b9a\u5e38\u7684\u306a\u96fb\u6d41\u306e\u6d41\u308c\u3067\u306f\u306a\u304f\u3001\u9ad8\u30a8\u30cd\u30eb\u30ae\u30fc\u306e\u904e\u6e21\u6ce2\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3b\u306a\u7279\u6027\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u6975\u3081\u3066\u901f\u3044\u7acb\u3061\u4e0a\u304c\u308a\u6642\u9593<\/li>\n\n\n\n<li>\u9ad8\u3044\u30d4\u30fc\u30af\u96fb\u5727<\/li>\n\n\n\n<li>\u77ed\u3044\u6301\u7d9a\u6642\u9593\uff08\u30de\u30a4\u30af\u30ed\u79d2\u5358\u4f4d\uff09<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b5\u30fc\u30b8\u306e\u6319\u52d5\uff1a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #ed0000;\" class=\"stk-highlight\">\u2503<\/span> \u53cd\u5c04 \u2013 \u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u9593\u3067\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u8df3\u306d\u8fd4\u308b<br><span style=\"color: #eb0000;\" class=\"stk-highlight\">\u2503<\/span> \u5897\u5e45 \u2013 \u9577\u3044\u30b1\u30fc\u30d6\u30eb\u304c\u96fb\u5727\u30d4\u30fc\u30af\u3092\u5897\u5927\u3055\u305b\u308b<br><span style=\"color: #ff0000;\" class=\"stk-highlight\">\u2503<\/span> \u8a98\u5c0e \u2013 \u843d\u96f7\u306b\u3088\u308b\u96fb\u78c1\u7d50\u5408<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u9593\u63a5\u7684\u306a\u843d\u96f7\u3067\u3042\u3063\u3066\u3082\u3001\u5371\u967a\u306a\u96fb\u5727\u30b9\u30d1\u30a4\u30af\u304c\u767a\u751f\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9f\u4e16\u754c\u306e\u30b1\u30fc\u30b9\u30b9\u30bf\u30c7\u30a3<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b1\u30fc\u30b91\uff1a\u5c4b\u4e0a\u8a2d\u7f6e\u578b\u592a\u967d\u5149\u767a\u96fb\u30a2\u30ec\u30a4\u306e\u640d\u50b7<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6771\u5357\u30a2\u30b8\u30a2\u306e\u5546\u696d\u7528\u5c4b\u4e0a\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3044\u3066\u3001\u9593\u63a5\u7684\u306a\u843d\u96f7\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u3002DC SPD\u304c\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u306a\u304b\u3063\u305f\u305f\u3081\u30014\u53f0\u306e\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u304c\u640d\u50b7\u3057\u3001\u4ea4\u63db\u8cbb\u7528\u3068\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0\u306b\u3088\u308a\u30aa\u30fc\u30ca\u30fc\u306f25,000\u30c9\u30eb\u4ee5\u4e0a\u306e\u640d\u5931\u3092\u88ab\u308a\u307e\u3057\u305f\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b1\u30fc\u30b92\uff1a\u30e1\u30ac\u30bd\u30fc\u30e9\u30fc\u767a\u96fb\u6240<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e2d\u6771\u306e10MW\u898f\u6a21\u306e\u592a\u967d\u5149\u767a\u96fb\u6240\u3067\u306f\u3001\u3059\u3079\u3066\u306e\u63a5\u7d9a\u7bb1\u306b\u30bf\u30a4\u30d72\u306e\u592a\u967d\u5149\u767a\u96fb\u7528SPD\u304c\u8a2d\u7f6e\u3055\u308c\u3066\u3044\u307e\u3057\u305f\u3002\u8fd1\u96a3\u3078\u306e\u843d\u96f7\u306b\u3088\u308a7kV\u306e\u30b5\u30fc\u30b8\u304c\u767a\u751f\u3057\u307e\u3057\u305f\u304c\u3001 <strong>\u3059\u3079\u3066\u306e\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u3068\u76e3\u8996\u30b7\u30b9\u30c6\u30e0\u306f\u5b8c\u5168\u306b\u7a3c\u50cd\u3057\u7d9a\u3051\u3001<\/strong>, \u4f01\u696d\u306f\u6570\u5341\u4e07\u30c9\u30eb\u306b\u53ca\u3076\u6f5c\u5728\u7684\u306a\u640d\u5931\u3092\u56de\u907f\u3057\u307e\u3057\u305f\u3002.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #ff0404;\" class=\"stk-highlight\">\u2503<\/span> <strong>\u3053\u308c\u3089\u306e\u4f8b\u306f\u3001DC SPD\u3078\u306e\u6295\u8cc7\u306b\u3088\u308b\u5177\u4f53\u7684\u306a\u6295\u8cc7\u53ce\u76ca\u7387\uff08ROI\uff09\u3092\u793a\u3057\u3066\u3044\u307e\u3059\u3002.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">DC SPD\u306e\u6280\u8853\u30d1\u30e9\u30e1\u30fc\u30bf<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"623\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-specs-1024x623.jpg\" alt=\"DC\u7528SPD\u306e\u6280\u8853\u4ed5\u69d8\u8868\" class=\"wp-image-3601\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-specs-1024x623.jpg 1024w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-specs-300x183.jpg 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-specs-768x468.jpg 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-specs-18x12.jpg 18w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-specs-600x365.jpg 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/dc-spd-specs.jpg 1030w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u4fe1\u983c\u6027\u306e\u9ad8\u3044DC SPD\u306f\u3001\u3044\u304f\u3064\u304b\u306e\u91cd\u8981\u306a\u30d1\u30e9\u30e1\u30fc\u30bf\u306b\u3088\u3063\u3066\u5b9a\u7fa9\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ucpv\uff08\u6700\u5927\u9023\u7d9a\u76f4\u6d41\u96fb\u5727\uff09<\/li>\n\n\n\n<li>In\uff08\u516c\u79f0\u653e\u96fb\u96fb\u6d41\uff09<\/li>\n\n\n\n<li>Imax\uff08\u6700\u5927\u653e\u96fb\u96fb\u6d41\uff09<\/li>\n\n\n\n<li>Up\uff08\u96fb\u5727\u9632\u8b77\u30ec\u30d9\u30eb\uff09<\/li>\n\n\n\n<li>\u5fdc\u7b54\u6642\u9593<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u3053\u308c\u3089\u306e\u4ed5\u69d8\u3092\u7406\u89e3\u3059\u308b\u3053\u3068\u306f\u6700\u521d\u306e\u30b9\u30c6\u30c3\u30d7\u306b\u904e\u304e\u307e\u305b\u3093\u3002\u9069\u5207\u306a\u8a2d\u7f6e\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u77e5\u8b58\u3082\u5fc5\u8981\u3067\u3059\u3002 <strong><a href=\"https:\/\/cnkuangya.com\/ja\/%e3%83%96%e3%83%ad%e3%82%b0\/how-to-size-a-dc-spd-for-a-solar-pv-array\/\">\u592a\u967d\u5149\u767a\u96fb\u30a2\u30ec\u30a4\u7528DC SPD\u306e\u9078\u5b9a\u65b9\u6cd5<\/a><\/strong> \u30b7\u30b9\u30c6\u30e0\u96fb\u5727\u3001\u30b1\u30fc\u30d6\u30eb\u9577\u3001\u304a\u3088\u3073\u30b5\u30fc\u30b8\u66dd\u9732\u30ec\u30d9\u30eb\u306b\u57fa\u3065\u304f\u3002.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u6280\u8853\u4ed5\u69d8\u8868<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u30d1\u30e9\u30e1\u30fc\u30bf<\/th><th>\u610f\u5473<\/th><th>\u91cd\u8981\u6027<\/th><\/tr><\/thead><tbody><tr><td>Ucpv<\/td><td>\u6700\u5927\u52d5\u4f5c\u96fb\u5727<\/td><td>PV\u30b7\u30b9\u30c6\u30e0\u96fb\u5727\u3068\u4e00\u81f4\u3055\u305b\u308b\u5fc5\u8981\u304c\u3042\u308b<\/td><\/tr><tr><td>\u3067<\/td><td>\u516c\u79f0\u30b5\u30fc\u30b8\u96fb\u6d41<\/td><td>\u901a\u5e38\u306e\u30b5\u30fc\u30b8\u51e6\u7406<\/td><\/tr><tr><td>\u30a2\u30a4\u30de\u30c3\u30af\u30b9<\/td><td>\u6700\u5927\u30b5\u30fc\u30b8\u8010\u91cf<\/td><td>\u6975\u9650\u72b6\u614b\u306b\u304a\u3051\u308b\u4fdd\u8b77<\/td><\/tr><tr><td>\u4e0a\u3078<\/td><td>\u6b8b\u7559\u96fb\u5727\u30ec\u30d9\u30eb<\/td><td>\u4f4e\u3044\u307b\u3069\u512a\u308c\u305f\u4fdd\u8b77\u6027\u80fd<\/td><\/tr><tr><td>\u5fdc\u7b54\u6642\u9593<\/td><td>\u5fdc\u7b54\u901f\u5ea6<\/td><td>\u5b89\u5168\u4e0a\u306e\u91cd\u8981\u4e8b\u9805<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u7d4c\u6e08\u5206\u6790\uff1a\u8cbb\u7528\u5bfe\u52b9\u679c<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DC SPD\u306e\u8a2d\u7f6e\u306f\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u5168\u4f53\u306e\u30b3\u30b9\u30c8\u304b\u3089\u898b\u308c\u3070\u308f\u305a\u304b\u306a\u5272\u5408\u3067\u3059\u304c\u3001\u58ca\u6ec5\u7684\u306a\u7d4c\u6e08\u7684\u640d\u5931\u3092\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u9805\u76ee<\/th><th>\u30b3\u30b9\u30c8<\/th><th>SPD\u672a\u8a2d\u7f6e\u6642\u306e\u30ea\u30b9\u30af<\/th><\/tr><\/thead><tbody><tr><td>\u5358\u4e00\u30a4\u30f3\u30d0\u30fc\u30bf\u30fc\u306e\u4ea4\u63db<\/td><td>$6,000<\/td><td>\u9ad8\uff08\u6545\u969c\u306e\u53ef\u80fd\u6027\uff09<\/td><\/tr><tr><td>DC SPD\u30e6\u30cb\u30c3\u30c8<\/td><td>200\u30c9\u30eb\u301c500\u30c9\u30eb<\/td><td>\u4f4e\u3044<\/td><\/tr><tr><td>1\u65e5\u3042\u305f\u308a\u306e\u30c0\u30a6\u30f3\u30bf\u30a4\u30e0<\/td><td>1,500\u30c9\u30eb\/\u65e5<\/td><td>SPD\u306a\u3057\u306710\u65e5\u4ee5\u4e0a\u7a3c\u50cd\u53ef\u80fd<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #e80707;\" class=\"stk-highlight\">\u2503<\/span> <strong>DC\u7528SPD\u306e\u6295\u8cc7\u56de\u53ce\u306f\u3001\u6700\u521d\u306e\u30b5\u30fc\u30b8\u88ab\u5bb3\u3092\u56de\u907f\u3057\u305f\u6642\u70b9\u3067\u9054\u6210\u53ef\u80fd.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u30b7\u30b9\u30c6\u30e0\u7d71\u5408\uff1aDC\u7528SPD\u3092\u592a\u967d\u5149\u767a\u96fb\u306e\u4fdd\u8b77\u8a2d\u8a08\u306b\u3069\u306e\u3088\u3046\u306b\u7d44\u307f\u8fbc\u3080\u304b<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"423\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/layered-surge-protection-1024x423.jpg\" alt=\"\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u591a\u6bb5\u30b5\u30fc\u30b8\u4fdd\u8b77\" class=\"wp-image-3600\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/layered-surge-protection-1024x423.jpg 1024w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/layered-surge-protection-300x124.jpg 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/layered-surge-protection-768x317.jpg 768w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/layered-surge-protection-18x7.jpg 18w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/layered-surge-protection-600x248.jpg 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2026\/06\/layered-surge-protection.jpg 1045w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b8c\u5168\u306a\u592a\u967d\u5149\u767a\u96fb\u4fdd\u8b77\u30b7\u30b9\u30c6\u30e0\u306b\u306f\u8907\u6570\u306e\u5c64\u304c\u542b\u307e\u308c\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>DC\u7528SPD\uff08DC\u5074\u4fdd\u8b77\uff09<\/li>\n\n\n\n<li>AC\u7528SPD\uff08\u7cfb\u7d71\u5074\u4fdd\u8b77\uff09<\/li>\n\n\n\n<li>\u914d\u7dda\u7528\u906e\u65ad\u5668\uff08\u904e\u96fb\u6d41\u4fdd\u8b77\uff09<\/li>\n\n\n\n<li>\u30d2\u30e5\u30fc\u30ba\uff08\u77ed\u7d61\u4fdd\u8b77\uff09<\/li>\n\n\n\n<li>\u63a5\u5730\u30b7\u30b9\u30c6\u30e0\uff08\u6545\u969c\u96fb\u6d41\u306e\u653e\u96fb\u7d4c\u8def\uff09<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #fc0000;\" class=\"stk-highlight\">\u2503<\/span> <strong>DC SPD\u306f\u3001\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u30a4\u30f3\u30d0\u30fc\u30bf\u306b\u5230\u9054\u3059\u308b\u524d\u306e\u7b2c\u4e00\u306e\u9632\u885b\u7dda\u3068\u3057\u3066\u6a5f\u80fd\u3057\u307e\u3059\u3002.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u306b\u304a\u3051\u308b\u9069\u5207\u306a\u4fdd\u8b77\u30b7\u30fc\u30b1\u30f3\u30b9<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">PV\u30a2\u30ec\u30a4 \u2192 \u63a5\u7d9a\u7bb1\uff08DC SPD\u3092\u8a2d\u7f6e\uff09 \u2192 \u30a4\u30f3\u30d0\u30fc\u30bf \u2192 AC SPD \u2192 \u7cfb\u7d71\u9023\u7cfb<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #f50000;\" class=\"stk-highlight\">\u2503<\/span> \u3053\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u304c\u5b88\u3089\u308c\u306a\u3044\u5834\u5408\u3001\u30b5\u30fc\u30b8\u30a8\u30cd\u30eb\u30ae\u30fc\u304c\u4fdd\u8b77\u5c64\u3092\u30d0\u30a4\u30d1\u30b9\u3059\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u8a2d\u7f6e\u304a\u3088\u3073\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u8a2d\u7f6e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3\uff1a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #fa0606;\" class=\"stk-highlight\">\u2503<\/span> SPD\u306e\u30ea\u30fc\u30c9\u7dda\u306f\u53ef\u80fd\u306a\u9650\u308a\u77ed\u304f\u3057\u3066\u304f\u3060\u3055\u3044<br><span style=\"color: #ed0000;\" class=\"stk-highlight\">\u2503<\/span> \u4f4e\u30a4\u30f3\u30d4\u30fc\u30c0\u30f3\u30b9\u63a5\u5730\u3092\u78ba\u4fdd\u3059\u308b\u3053\u3068<br><span style=\"color: #ed0000;\" class=\"stk-highlight\">\u2503<\/span> \u4fdd\u8b77\u5bfe\u8c61\u6a5f\u5668\u306b\u53ef\u80fd\u306a\u9650\u308a\u8fd1\u3065\u3051\u3066\u8a2d\u7f6e\u3059\u308b\u3053\u3068<br><span style=\"color: #ee0808;\" class=\"stk-highlight\">\u2503<\/span> \u30b1\u30fc\u30d6\u30eb\u306e\u6025\u306a\u66f2\u3052\u3084\u7269\u7406\u7684\u306a\u8ca0\u8377\u3092\u907f\u3051\u308b\u3053\u3068<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u30c1\u30a7\u30c3\u30af\u30ea\u30b9\u30c8\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>6\u301c12\u30f6\u6708\u3054\u3068\u306e\u76ee\u8996\u70b9\u691c<\/li>\n\n\n\n<li>\u5e74\u6b21\u63a5\u5730\u62b5\u6297\u6e2c\u5b9a<\/li>\n\n\n\n<li>SPD\u8868\u793a\u7a93\u306e\u78ba\u8a8d<\/li>\n\n\n\n<li>\u5927\u304d\u306a\u30b5\u30fc\u30b8\u767a\u751f\u5f8c\u306eSPD\u4ea4\u63db<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #e60606;\" class=\"stk-highlight\">\u2503 <\/span><strong>\u6545\u969c\u307e\u305f\u306f\u4e0d\u9069\u5207\u306a\u8a2d\u7f6e\u304c\u306a\u3055\u308c\u305fSPD\u306f\u3001\u4fdd\u8b77\u6a5f\u80fd\u3092\u5168\u304f\u679c\u305f\u3057\u307e\u305b\u3093\u3002.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u76f4\u6d41\uff08DC\uff09SPD\u306e\u9078\u5b9a\u304a\u3088\u3073\u8a2d\u7f6e\u306b\u304a\u3051\u308b\u4e00\u822c\u7684\u306a\u9593\u9055\u3044<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u9593\u9055\u30441\uff1a\u4e0d\u9069\u5207\u306a\u96fb\u5727\u5b9a\u683c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #f30b0b;\" class=\"stk-highlight\">\u2503<\/span> SPD\u306e\u65e9\u671f\u6545\u969c\u3092\u62db\u304f<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9593\u9055\u30442\uff1a\u653e\u96fb\u8010\u91cf\u4e0d\u8db3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #f70f0f;\" class=\"stk-highlight\">\u2503<\/span> \u5b9f\u969b\u306e\u30b5\u30fc\u30b8\u4e8b\u8c61\u306b\u5bfe\u5fdc\u3067\u304d\u306a\u3044<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9593\u9055\u30443\uff1a\u4e0d\u5341\u5206\u306a\u63a5\u5730<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #e80707;\" class=\"stk-highlight\">\u2503<\/span> \u4fdd\u8b77\u52b9\u7387\u3092\u4f4e\u4e0b\u3055\u305b\u308b<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30df\u30b94\uff1a\u8aa4\u3063\u305f\u8a2d\u7f6e\u4f4d\u7f6e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #e80404;\" class=\"stk-highlight\">\u2503<\/span> \u6b8b\u7559\u96fb\u5727\u3078\u306e\u66dd\u9732\u304c\u5897\u52a0\u3059\u308b<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u9593\u9055\u30445\uff1a\u74b0\u5883\u6761\u4ef6\u306e\u7121\u8996<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #ee0d0d;\" class=\"stk-highlight\">\u2503<\/span> \u9ad8\u6e7f\u5ea6\u3001\u9ad8\u6e29\u3001\u304a\u3088\u3073\u7c89\u5875\u304c\u52a3\u5316\u3092\u52a0\u901f\u3055\u305b\u308b<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u592a\u967d\u5149\u767a\u96fb\u7528SPD\u6027\u80fd\u306b\u5bfe\u3059\u308b\u74b0\u5883\u306e\u5f71\u97ff<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u5916\u90e8\u6761\u4ef6\u304cSPD\u306e\u5bff\u547d\u306b\u91cd\u5927\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u308b\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9ad8\u6e29 \u2192 \u8001\u673d\u5316\u3092\u52a0\u901f\u3055\u305b\u308b<\/li>\n\n\n\n<li>\u6e7f\u5ea6 \u2192 \u6f0f\u308c\u96fb\u6d41\u3092\u5897\u52a0\u3055\u305b\u308b<\/li>\n\n\n\n<li>\u5869\u5bb3 \u2192 \u8150\u98df\u3092\u5f15\u304d\u8d77\u3053\u3059<\/li>\n\n\n\n<li>\u7c89\u5875 \u2192 \u7d76\u7e01\u6027\u80fd\u306e\u4f4e\u4e0b<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #f00303;\" class=\"stk-highlight\">\u2503<\/span> <strong>\u30b5\u30fc\u30b8\u30a4\u30d9\u30f3\u30c8\u304c\u767a\u751f\u3057\u306a\u3044\u5834\u5408\u3067\u3082\u3001\u74b0\u5883\u30b9\u30c8\u30ec\u30b9\u306b\u3088\u3063\u3066SPD\u306e\u5bff\u547d\u304c\u77ed\u304f\u306a\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u592a\u967d\u5149\u767a\u96fb\u7528SPD\u6280\u8853\u306e\u4eca\u5f8c\u306e\u52d5\u5411<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">DC SPD\u6280\u8853\u306f\u3001\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u3068\u3068\u3082\u306b\u9032\u5316\u3057\u3066\u3044\u308b\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3b\u8981\u306a\u30c8\u30ec\u30f3\u30c9\uff1a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b9\u30de\u30fc\u30c8\u76e3\u8996\u6a5f\u80fd\u4ed8\u304dSPD\uff08\u30b5\u30fc\u30b8\u30a4\u30d9\u30f3\u30c8\u306e\u30ea\u30a2\u30eb\u30bf\u30a4\u30e0\u5831\u544a\uff09<\/li>\n\n\n\n<li>\u30e2\u30b8\u30e5\u30fc\u30eb\u5f0f\u4ea4\u63db\u53ef\u80fd\u8a2d\u8a08<\/li>\n\n\n\n<li>1500V\u9ad8\u96fb\u5727\u5bfe\u5fdc<\/li>\n\n\n\n<li>\u7d71\u5408\u578b\u4fdd\u8b77\u30e6\u30cb\u30c3\u30c8\uff08SPD + \u30d6\u30ec\u30fc\u30ab\u30fc\u30b7\u30b9\u30c6\u30e0\uff09<\/li>\n\n\n\n<li>\u4e88\u77e5\u4fdd\u5168\u306e\u305f\u3081\u306eIoT\u63a5\u7d9a\u578bSPD<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"color: #f20a0a;\" class=\"stk-highlight\">\u2503<\/span> <strong>\u5c06\u6765\u306e\u592a\u967d\u5149\u767a\u96fb\u7528SPD\u30b7\u30b9\u30c6\u30e0\u306f\u3001\u30a4\u30f3\u30c6\u30ea\u30b8\u30a7\u30f3\u30c8\u306a\u4fdd\u8b77\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u3002.<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u3088\u304f\u3042\u308b\u8cea\u554f\uff1aDC SPD\u304a\u3088\u3073\u592a\u967d\u5149\u767a\u96fb\u7528SPD\u3068\u306f\u4f55\u304b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">DC SPD\u3068\u306f\u4f55\u304b\u3001\u7c21\u5358\u306b\u8aac\u660e\u3059\u308b\u3068\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u592a\u967d\u5149\u767a\u96fb\u30b7\u30b9\u30c6\u30e0\u3092\u5371\u967a\u306a\u96fb\u5727\u30b5\u30fc\u30b8\u304b\u3089\u4fdd\u8b77\u3059\u308b\u30c7\u30d0\u30a4\u30b9\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5c0f\u898f\u6a21\u30b7\u30b9\u30c6\u30e0\u306b\u3082\u592a\u967d\u5149\u767a\u96fb\u7528SPD\u306f\u5fc5\u8981\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u306f\u3044\u3001\u5c0f\u898f\u6a21\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u3063\u3066\u3082\u96f7\u30b5\u30fc\u30b8\u306b\u3088\u3063\u3066\u640d\u50b7\u3092\u53d7\u3051\u308b\u53ef\u80fd\u6027\u304c\u3042\u308b\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">DC SPD\u306e\u5bff\u547d\u306f\u3069\u306e\u304f\u3089\u3044\u3067\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b5\u30fc\u30b8\u306e\u66dd\u9732\u72b6\u6cc1\u3084\u74b0\u5883\u306b\u3082\u3088\u308a\u307e\u3059\u304c\u3001\u4e00\u822c\u7684\u306b5\u301c10\u5e74\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">DC SPD\u306f\u843d\u96f7\u306b\u3088\u308b\u640d\u50b7\u3092\u5b8c\u5168\u306b\u9632\u3050\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30ea\u30b9\u30af\u3092\u5927\u5e45\u306b\u4f4e\u6e1b\u3057\u307e\u3059\u304c\u3001\u76f4\u6483\u96f7\u3092\u5b8c\u5168\u306b\u9632\u3050\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u30b5\u30fc\u30b8\u767a\u751f\u5f8c\u3001SPD\u3092\u518d\u5229\u7528\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u8868\u793a\u5668\u304c\u6b63\u5e38\u306a\u72b6\u614b\u3092\u793a\u3057\u3066\u3044\u308b\u5834\u5408\u306b\u9650\u308a\u53ef\u80fd\u3067\u3059\u3002\u305d\u308c\u4ee5\u5916\u306e\u5834\u5408\u306f\u4ea4\u63db\u304c\u5fc5\u9808\u3067\u3059\u3002.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u56fd\u969b\u898f\u683c\u306fSPD\u306e\u9078\u5b9a\u306b\u3069\u306e\u3088\u3046\u306a\u5f71\u97ff\u3092\u4e0e\u3048\u307e\u3059\u304b\uff1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9 <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/26931\" rel=\"noopener\">IEC 61643-31<\/a>, <a href=\"https:\/\/taiwan.ul.com\/offerings\/ul-1449-surge-protective-device-standard-updates-mov-damp-location-requirements\/\" rel=\"noopener\">UL 1449<\/a>\u305d\u3057\u3066 <a href=\"https:\/\/webstore.iec.ch\/en\/publication\/68240\" rel=\"noopener\">IEC 62561<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Introduction: The Hidden Risk in Every Solar PV System Solar photovoltaic (PV) systems are widely considered one of the most reliable renewable energy solutions. However, behind their stable energy output lies a serious and often underestimated threat\u2014electrical surges. These surges are caused by lightning, grid switching, or internal electrical disturbances, and they can destroy expensive solar equipment within milliseconds. \u2503 Even a small surge event can lead to inverter failure, system downtime, or permanent damage to PV components. This is why surge protection is not optional in solar energy systems\u2014it is essential. Understanding modern solar surge protection requirements is critical for protecting expensive PV equipment and ensuring long-term system reliability. [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":3597,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[],"class_list":["post-3596","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/3596","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\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/comments?post=3596"}],"version-history":[{"count":3,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/3596\/revisions"}],"predecessor-version":[{"id":3606,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/posts\/3596\/revisions\/3606"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media\/3597"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/media?parent=3596"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/categories?post=3596"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ja\/wp-json\/wp\/v2\/tags?post=3596"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}