{"id":984,"date":"2025-09-02T08:16:56","date_gmt":"2025-09-02T08:16:56","guid":{"rendered":"https:\/\/cnkuangya.com\/?post_type=product&#038;p=984"},"modified":"2025-09-14T06:42:29","modified_gmt":"2025-09-14T06:42:29","slug":"dc-spd-2000vdc","status":"publish","type":"product","link":"https:\/\/cnkuangya.com\/ar\/product\/dc-spd-2000vdc\/","title":{"rendered":"KY-40\/G2000 DC Surge Protective Device (Type 2, 2000V)"},"content":{"rendered":"<section id=\"overview\">\n<h2>\u0644\u0645\u062d\u0629 \u0639\u0627\u0645\u0629<\/h2>\n<p>\u0625\u0646 <strong>2000v dc spd<\/strong> KY-40\/G2000 is a <strong>Type 2 surge protective device<\/strong> \u0645\u0635\u0645\u0645\u0629 \u0645\u0646 \u0623\u062c\u0644<br \/>\n<strong>ultra-high voltage photovoltaic systems<\/strong>. It ensures robust surge protection for<br \/>\n<a href=\"\/ar\/pv-combiner-box\/\">\u0635\u0646\u0627\u062f\u064a\u0642 \u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0627\u0644\u0643\u0647\u0631\u0648\u0636\u0648\u0626\u064a\u0629<\/a>, inverter DC terminals, and DC feeders in<br \/>\n<strong>2000VDC utility-scale plants<\/strong>. This model is widely used in HVDC transmission-based solar projects<br \/>\nand specialized industrial applications where 2000V arrays are deployed. Fully compliant with<br \/>\n<a href=\"https:\/\/webstore.iec.ch\/publication\/26146\" target=\"_blank\" rel=\"noopener\">IEC 61643-31<\/a>, CE, UKCA, and RoHS.<\/p>\n<\/section>\n<section id=\"key-features\">\n<h2>\u0627\u0644\u0645\u064a\u0632\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h2>\n<ul>\n<li><strong>2000v dc spd<\/strong> Type 2 device for ultra-high voltage PV and HVDC feeders.<\/li>\n<li>Engineered for utility-scale and industrial PV systems operating at 2000VDC.<\/li>\n<li>High surge handling capability with replaceable cartridges and visible status indicators.<\/li>\n<li>Optional NO\/NC alarm contacts support remote monitoring across large plants.<\/li>\n<li>Part of the <a href=\"\/ar\/dc-spd\/\">KY T2 surge protection series<\/a>, ensuring compatibility with fuses and disconnectors.<\/li>\n<\/ul>\n<\/section>\n<section id=\"specs\">\n<h2>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a<\/h2>\n<table class=\"ky-spec\">\n<tbody>\n<tr>\n<th>\u0627\u0644\u0646\u0648\u0639<\/th>\n<td>Type 2 (T2)<\/td>\n<\/tr>\n<tr>\n<th>System Voltage (U<sub>cpv<\/sub>)<\/th>\n<td>2000 V DC<\/td>\n<\/tr>\n<tr>\n<th>Nominal Discharge Current (I<sub>n<\/sub>)<\/th>\n<td>20 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/td>\n<\/tr>\n<tr>\n<th>Maximum Discharge Current (I<sub>max<\/sub>)<\/th>\n<td>40 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/td>\n<\/tr>\n<tr>\n<th>Voltage Protection Level (U<sub>p<\/sub>)<\/th>\n<td>\u2264 6.0 kV<\/td>\n<\/tr>\n<tr>\n<th>Response Time (t<sub>a<\/sub>)<\/th>\n<td>&lt; 25 \u0646\u0627\u0646\u0648 \u062b\u0627\u0646\u064a\u0629<\/td>\n<\/tr>\n<tr>\n<th>PV Short-Circuit Withstand (I<sub>scpv<\/sub>)<\/th>\n<td>20 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/td>\n<\/tr>\n<tr>\n<th>Protection Mode \/ Topology<\/th>\n<td>U Type<\/td>\n<\/tr>\n<tr>\n<th>Alarm Contact (optional)<\/th>\n<td>220V, 0.5A, NO\/NC<\/td>\n<\/tr>\n<tr>\n<th>Recommended Upstream Fuse<\/th>\n<td>LS7-50k (per datasheet)<\/td>\n<\/tr>\n<tr>\n<th>Wiring \/ Terminals<\/th>\n<td>6\u201335 mm\u00b2 screw terminals<\/td>\n<\/tr>\n<tr>\n<th>\u0627\u0644\u062a\u0631\u0643\u064a\u0628<\/th>\n<td>\u0633\u0643\u0629 DIN 35 \u0645\u0645<\/td>\n<\/tr>\n<tr>\n<th>Enclosure \/ Flammability<\/th>\n<td>Plastic housing, UL94-V0<\/td>\n<\/tr>\n<tr>\n<th>Operating Conditions<\/th>\n<td>-40\u2103 ~ +70\u2103; \u226495% RH<\/td>\n<\/tr>\n<tr>\n<th>Dimensions (W\u00d7H\u00d7D)<\/th>\n<td>36 \u00d7 83 \u00d7 67 mm<\/td>\n<\/tr>\n<tr>\n<th>\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0648\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644<\/th>\n<td>IEC 61643-31:2018, GB\/T 18802.31, CE, UKCA, RoHS<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"diagram\">\n<h2>Wiring &amp; Dimension<\/h2>\n<figure><img decoding=\"async\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/KY-15T-T1T2-Wiring-Diagram.webp\" alt=\"Wiring diagram of 2000v dc spd KY-40\/G2000 Type 2 surge protective device for solar photovoltaic systems\" \/><figcaption>Shared wiring diagram for KY T2 series (600V\/1000V\/1500V\/2000V).<\/figcaption><\/figure>\n<figure><img decoding=\"async\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/KY-15T-T1T2-Dimension.webp\" alt=\"Dimension drawing of 2000v dc spd KY-40\/G2000 Type 2 surge protective device for PV combiner box protection\" \/><figcaption>Shared dimension drawing for KY T2 series.<\/figcaption><\/figure>\n<\/section>\n<section id=\"applications\">\n<h2>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h2>\n<ul>\n<li>Utility-scale PV plants with 2000VDC arrays and central inverters.<\/li>\n<li>High-voltage DC feeders in HVDC-based solar projects.<\/li>\n<li>Special industrial photovoltaic installations requiring ultra-high voltage SPD protection.<\/li>\n<\/ul>\n<\/section>\n<section id=\"faq\">\n<h2>FAQs<\/h2>\n<h3>Q1. Why is a <em>2000v dc spd<\/em> necessary in PV systems?<\/h3>\n<p>As PV systems evolve towards ultra-high voltage arrays, a 2000V SPD ensures equipment protection and compliance with international standards.<\/p>\n<h3>Q2. What are the main applications of KY-40\/G2000?<\/h3>\n<p>It is widely used in utility-scale solar farms, HVDC feeders, and specialized industrial PV systems with 2000V strings.<\/p>\n<h3>Q3. Can KY-40\/G2000 work with monitoring systems?<\/h3>\n<p>Yes. The optional NO\/NC alarm contacts allow remote monitoring and integration with SCADA in large solar farms.<\/p>\n<h3>Q4. Which certifications does KY-40\/G2000 meet?<\/h3>\n<p>IEC 61643-31, GB\/T 18802.31, CE, UKCA, and RoHS certifications are included.<\/p>\n<\/section>\n<section id=\"cta\"><a class=\"btn\" href=\"\/ar\/contact-us\/\">Request a Quote for 2000v dc spd KY-40\/G2000<\/a><\/section>","protected":false},"excerpt":{"rendered":"<ul class=\"short-description\">\n<li>\u0625\u0646 <strong>2000v dc spd<\/strong> KY-40\/G2000 provides Type 2 surge protection for ultra-high voltage PV systems.<\/li>\n<li>Designed for HVDC feeders, utility-scale solar plants, and specialized industrial photovoltaic installations.<\/li>\n<li>IEC 61643-31 certified, DIN-rail mount, with shared T2 wiring and dimension diagrams.<\/li>\n<\/ul>","protected":false},"featured_media":1544,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[26],"product_tag":[],"class_list":{"0":"post-984","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-dc-spd","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product\/984","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=984"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/media\/1544"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/media?parent=984"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_brand?post=984"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_cat?post=984"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_tag?post=984"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}