{"id":922,"date":"2025-09-01T07:13:43","date_gmt":"2025-09-01T07:13:43","guid":{"rendered":"https:\/\/cnkuangya.com\/?post_type=product&#038;p=922"},"modified":"2025-09-01T12:58:43","modified_gmt":"2025-09-01T12:58:43","slug":"3-string-pv-combiner-box-1000vdc","status":"publish","type":"product","link":"https:\/\/cnkuangya.com\/ar\/product\/3-string-pv-combiner-box-1000vdc\/","title":{"rendered":"\u0635\u0646\u062f\u0648\u0642 \u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0627\u0644\u0643\u0647\u0631\u0648\u0636\u0648\u0626\u064a HD-3\/1"},"content":{"rendered":"<div class=\"product-description\">\n<h2>Overview<\/h2>\n<p>The Kuangya HD-3\/1 is a <strong>3 string pv combiner box<\/strong> designed for 1000VDC applications.<br \/>\nIt consolidates three PV strings into one protected output, ensuring efficient wiring and enhanced safety.<br \/>\nEach input is safeguarded by a <a href=\"\/dc-fuse\">gPV fuse<\/a>, while overvoltage risks are handled by a <a href=\"\/dc-spd\">Type II surge protective device<\/a>.<br \/>\nA <a href=\"\/dc-breaker\">DC breaker<\/a> provides secure isolation, helping projects remain compliant with <a href=\"https:\/\/www.iec.ch\" target=\"_blank\" rel=\"noopener\">IEC standards<\/a> and <a href=\"https:\/\/ec.europa.eu\/\" target=\"_blank\" rel=\"noopener\">CE certification<\/a>.<\/p>\n<h2>Main Features<\/h2>\n<ul>\n<li><strong>3 string input:<\/strong> combines 3 PV strings into one protected output circuit.<\/li>\n<li><strong>Integrated protection:<\/strong> <a href=\"\/dc-fuse\">fuse<\/a>, <a href=\"\/dc-spd\">SPD<\/a>, and <a href=\"\/dc-breaker\">breaker<\/a> ensure overcurrent, surge, and isolation protection.<\/li>\n<li><strong>Durable enclosure:<\/strong> IP65 case with UV resistance for outdoor rooftop and ground-mounted projects.<\/li>\n<li><strong>Applications:<\/strong> <strong>residential PV arrays<\/strong>, <strong>ESS energy storage<\/strong>, and <strong>EV solar carports<\/strong>.<\/li>\n<li><strong>International compliance:<\/strong> conforms to <a href=\"https:\/\/www.iec.ch\" target=\"_blank\" rel=\"noopener\">IEC<\/a>, <a href=\"https:\/\/ec.europa.eu\/\" target=\"_blank\" rel=\"noopener\">CE<\/a>, and references <a href=\"https:\/\/ul.com\/\" target=\"_blank\" rel=\"noopener\">UL safety<\/a>.<\/li>\n<\/ul>\n<h2>Specifications<\/h2>\n<table>\n<tbody>\n<tr>\n<td>Model<\/td>\n<td>HD-3\/1<\/td>\n<\/tr>\n<tr>\n<td>Input \/ Output<\/td>\n<td>3 in 1 out<\/td>\n<\/tr>\n<tr>\n<td>Rated Voltage<\/td>\n<td>1000VDC (also compatible with 600VDC)<\/td>\n<\/tr>\n<tr>\n<td>Fuse<\/td>\n<td>gPV, 15\u201330A per string<\/td>\n<\/tr>\n<tr>\n<td>Surge Protection<\/td>\n<td>Type II SPD, Uc 1000VDC<\/td>\n<\/tr>\n<tr>\n<td>DC Breaker<\/td>\n<td>MCB, 32A, 1000VDC<\/td>\n<\/tr>\n<tr>\n<td>Enclosure<\/td>\n<td>PC+ABS, IP65<\/td>\n<\/tr>\n<tr>\n<td>Standards<\/td>\n<td>IEC 60947-2 \/ IEC 61643-31 \/ CE<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>Applications<\/h2>\n<p>The <strong>3 string pv combiner box<\/strong> is widely applied in <strong>commercial solar rooftops<\/strong>,<br \/>\n<strong>residential solar projects<\/strong>, and <strong>ESS storage<\/strong>.<br \/>\nWith factory-assembled protective devices, it reduces installation time and helps meet <a href=\"\/pv-combiner-box\">PV combiner box installation guidelines<\/a> while improving long-term reliability.<\/p>\n<h2>Wiring Diagram<\/h2>\n<h2><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-923\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/hd-3-1-pv-combiner-box-wiring-diagram-kuangya-300x173.png\" alt=\"Kuangya HD-3\/1 3 string pv combiner box wiring diagram 1000VDC\" width=\"529\" height=\"305\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/hd-3-1-pv-combiner-box-wiring-diagram-kuangya-300x173.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/hd-3-1-pv-combiner-box-wiring-diagram-kuangya-600x346.png 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/hd-3-1-pv-combiner-box-wiring-diagram-kuangya.png 700w\" sizes=\"auto, (max-width: 529px) 100vw, 529px\" \/><\/h2>\n<h2>FAQ<\/h2>\n<div class=\"faq\">\n<p><strong>Q1: How many inputs does the HD-3\/1 support?<\/strong><br \/>\nA1: It supports three PV strings, merging them into a single protected output.<\/p>\n<p><strong>Q2: What protective devices are inside?<\/strong><br \/>\nA2: Each input is protected by a gPV fuse, with added SPD and breaker for surge and isolation.<\/p>\n<p><strong>Q3: Can it be used in ESS or EV solar systems?<\/strong><br \/>\nA3: Yes, the HD-3\/1 is frequently installed in ESS battery systems and EV carport solar arrays.<\/p>\n<p><strong>Q4: What compliance standards does it meet?<\/strong><br \/>\nA4: It complies with IEC and CE requirements, with UL safety references for broader international use.<\/p>\n<\/div>\n<h2>Request a Quote<\/h2>\n<p>Contact the <a href=\"\/contact-us\">Kuangya sales team<\/a> for datasheets, prices, and OEM\/ODM services.<\/p>\n<p><!-- Injected FAQ Schema --><br \/>\n<script type=\"application\/ld+json\">\n  {\n    \"@context\": \"https:\/\/schema.org\",\n    \"@type\": \"FAQPage\",\n    \"mainEntity\": [\n      {\n        \"@type\": \"Question\",\n        \"name\": \"How many inputs does the HD-3\/1 support?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"It supports three PV strings, merging them into a single protected output.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"What protective devices are inside?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Each input is protected by a gPV fuse, with added SPD and breaker for surge and isolation.\"\n        }\n      },\n      {\n        \"@type\": \"Question\",\n        \"name\": \"Can it be used in ESS or EV solar systems?\",\n        \"acceptedAnswer\": {\n          \"@type\": 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performance.<\/p>\n<\/li>\n<li data-start=\"377\" data-end=\"472\">\n<p data-start=\"379\" data-end=\"472\">Suitable for <strong data-start=\"392\" data-end=\"469\">residential arrays, ESS battery projects, and EV charging infrastructures<\/strong>.<\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":953,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[25],"product_tag":[],"class_list":{"0":"post-922","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-pv-combiner-box","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product\/922","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/comments?post=922"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/media\/953"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/media?parent=922"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_brand?post=922"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_cat?post=922"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_tag?post=922"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}