{"id":1399,"date":"2025-09-10T09:17:36","date_gmt":"2025-09-10T09:17:36","guid":{"rendered":"https:\/\/cnkuangya.com\/?post_type=product&#038;p=1399"},"modified":"2025-12-01T06:39:51","modified_gmt":"2025-12-01T06:39:51","slug":"ac-surge-protection-device-kyspd-20t23-4p","status":"publish","type":"product","link":"https:\/\/cnkuangya.com\/ar\/product\/ac-surge-protection-device-kyspd-20t23-4p\/","title":{"rendered":"AC Surge Protection Device KYSPD-20T2+3-4P | Kuangya"},"content":{"rendered":"<section id=\"overview\">The Kuangya KYSPD-20T2+3-4P is an <strong>AC surge protection device<\/strong><br \/>\ndesigned for three-phase + neutral (L1, L2, L3, N) distribution boards at 230\/400 V AC.<br \/>\nCombining Type 2 and Type 3 protection classes, it safeguards electrical systems against<br \/>\ntransient surges caused by switching events or lightning.It features MOV-based surge suppression with pluggable modules for convenient replacement.<br \/>\nIntegrated thermal disconnectors ensure safe operation, while visible green\/red indicators<br \/>\ndisplay module status. Optional RC contacts provide remote signaling for monitoring systems.<\/section>\n<section id=\"features\">\n<h3>\u0627\u0644\u0645\u064a\u0632\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629<\/h3>\n<ul>\n<li>Class II+III \/ Type 2+3 AC surge protection device (4P: L1-L2-L3-N).<\/li>\n<li>Nominal discharge current (In): 10 kA (8\/20 \u03bcs).<\/li>\n<li>Maximum discharge current (Imax): 20 kA (8\/20 \u03bcs).<\/li>\n<li>Voltage protection level (Up): \u2264 0.3\u20131.8 kV depending on Uc (75\u2013440 V).<\/li>\n<li>Fast response time &lt; 25 ns for L\u2013N protection.<\/li>\n<li>Back-up fuse: max 63 A gL\/gG; ISCCR 10 kA AC.<\/li>\n<li>Pluggable cartridges with thermal disconnector and green\/red status display.<\/li>\n<li>Optional RC contacts: AC 250 V \/ 0.5 A; DC 250 V \/ 0.1 A; 125 V \/ 0.2 A; 75 V \/ 0.5 A.<\/li>\n<li>Housing IP20, UL94 V-0 thermoplastic; operating temperature -40 \u00b0C to +70 \u00b0C.<\/li>\n<li>DIN rail mounting (35 mm, EN 60715); IEC\/EN 61643-11 compliant.<\/li>\n<\/ul>\n<\/section>\n<section id=\"specs\">\n<h3>\u0627\u0644\u0645\u0648\u0627\u0635\u0641\u0627\u062a<\/h3>\n<table>\n<tbody>\n<tr>\n<th>\u0631\u0645\u0632 \u0627\u0644\u0645\u0646\u062a\u062c<\/th>\n<td>KYSPD-20T2+3-4P<\/td>\n<\/tr>\n<tr>\n<th>\u0627\u0644\u0641\u0626\u0629<\/th>\n<td>AC surge protection device<\/td>\n<\/tr>\n<tr>\n<th>Nominal System Voltage<\/th>\n<td>230\/400 V AC<\/td>\n<\/tr>\n<tr>\n<th>\u0627\u0644\u0623\u0639\u0645\u062f\u0629<\/th>\n<td>4P (L1, L2, L3, N)<\/td>\n<\/tr>\n<tr>\n<th>Continuous Operating Voltage (Uc)<\/th>\n<td>75 \/ 150 \/ 275 \/ 320 \/ 385 \/ 440 V<\/td>\n<\/tr>\n<tr>\n<th>\u062a\u064a\u0627\u0631 \u0627\u0644\u062a\u0641\u0631\u064a\u063a \u0627\u0644\u0627\u0633\u0645\u064a (\u062f\u0627\u062e\u0644\u064a\u060c 8\/20 \u0645\u064a\u0643\u0631\u0648 \u062b\u0627\u0646\u064a\u0629)<\/th>\n<td>10 kA<\/td>\n<\/tr>\n<tr>\n<th>Maximum Discharge Current (Imax, 8\/20 \u03bcs)<\/th>\n<td>20 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/td>\n<\/tr>\n<tr>\n<th>\u0645\u0633\u062a\u0648\u0649 \u062d\u0645\u0627\u064a\u0629 \u0627\u0644\u062c\u0647\u062f (\u0644\u0623\u0639\u0644\u0649)<\/th>\n<td>\u2264 0.3\u20131.8 kV<\/td>\n<\/tr>\n<tr>\n<th>\u0648\u0642\u062a \u0627\u0644\u0627\u0633\u062a\u062c\u0627\u0628\u0629<\/th>\n<td>&lt; 25 \u0646\u0627\u0646\u0648 \u062b\u0627\u0646\u064a\u0629<\/td>\n<\/tr>\n<tr>\n<th>Back-Up Fuse (max)<\/th>\n<td>63 A gL\/gG<\/td>\n<\/tr>\n<tr>\n<th>\u062a\u0635\u0646\u064a\u0641 \u062a\u064a\u0627\u0631 \u0627\u0644\u062f\u0627\u0626\u0631\u0629 \u0627\u0644\u0642\u0635\u064a\u0631\u0629 (ISCCR)<\/th>\n<td>10 kA AC<\/td>\n<\/tr>\n<tr>\n<th>\u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u0634\u063a\u064a\u0644<\/th>\n<td>-40 \u00b0C to +70 \u00b0C<\/td>\n<\/tr>\n<tr>\n<th>\u0627\u0644\u062a\u0631\u0643\u064a\u0628<\/th>\n<td>35 mm DIN rail, EN 60715<\/td>\n<\/tr>\n<tr>\n<th>Enclosure \/ Protection<\/th>\n<td>Thermoplastic UL94 V-0 \/ IP20<\/td>\n<\/tr>\n<tr>\n<th>Remote Signaling (RC)<\/th>\n<td>Optional; AC 250 V \/ 0.5 A; DC 250 V \/ 0.1 A; 125 V \/ 0.2 A; 75 V \/ 0.5 A<\/td>\n<\/tr>\n<tr>\n<th>\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631<\/th>\n<td>IEC\/EN 61643-11<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/section>\n<section id=\"wiring\">\n<h3>\u0627\u0644\u0623\u0633\u0644\u0627\u0643 \u0648\u0627\u0644\u0623\u0628\u0639\u0627\u062f<\/h3>\n<p>Connection diagram AC surge protection device KYSPD-20T2+3-4P<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1401\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-4P-wiring-diagram-1-1-300x212.png\" alt=\"\" width=\"402\" height=\"284\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-4P-wiring-diagram-1-1-300x212.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-4P-wiring-diagram-1-1-600x425.png 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-4P-wiring-diagram-1-1.png 749w\" sizes=\"auto, (max-width: 402px) 100vw, 402px\" \/><\/p>\n<p>Dimensions AC surge protection device KYSPD-20T2+3-4P<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1402\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-40T2-4P-dimension-1-300x235.png\" alt=\"Dimensions AC surge protection device KYSPD-20T2+3-4P\" width=\"400\" height=\"313\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-40T2-4P-dimension-1-300x235.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-40T2-4P-dimension-1.png 550w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/p>\n<\/section>\n<section id=\"applications\">\n<h3>\u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a<\/h3>\n<ul>\n<li>Main distribution boards in residential, commercial, and industrial facilities.<\/li>\n<li>Three-phase + N electrical panels requiring Type 2+3 coordinated protection.<\/li>\n<li>Protection of sensitive building equipment, servers, and automation systems.<\/li>\n<\/ul>\n<\/section>\n<section id=\"faq\">\n<h3>\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h3>\n<ul>\n<li><strong>What class of SPD is KYSPD-20T2+3-4P?<\/strong> It is Class II+III, Type 2+3 according to IEC\/EN 61643-11.<\/li>\n<li><strong>What is its surge discharge capacity?<\/strong> In 10 kA, Imax 20 kA per pole.<\/li>\n<li><strong>Which systems is it designed for?<\/strong> Three-phase + N (4P) AC distribution panels at 230\/400 V.<\/li>\n<li><strong>Does it support remote fault signaling?<\/strong> \u0646\u0639\u0645\u060c \u062a\u062a\u0648\u0641\u0631 \u062c\u0647\u0627\u062a \u0627\u062a\u0635\u0627\u0644 RC \u0627\u062e\u062a\u064a\u0627\u0631\u064a\u0629.<\/li>\n<li><strong>What is the maximum backup fuse rating?<\/strong> 63 A gL\/gG.<\/li>\n<\/ul>\n<\/section>\n<section id=\"cta\">For detailed pricing and technical support, please <a href=\"\/ar\/contact-us\/\">\u0627\u062a\u0635\u0644 \u0628\u0646\u0627<\/a>.Explore more Kuangya solutions: <a href=\"\/ar\/dc-spd\/\">DC SPD<\/a>, <a href=\"\/ar\/ac-surge-protective-device\/\">\u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u062a\u0631\u062f\u062f<\/a>.<\/section>","protected":false},"excerpt":{"rendered":"<ul>\n<li data-start=\"581\" data-end=\"679\">\n<p data-start=\"583\" data-end=\"679\"><strong data-start=\"583\" data-end=\"613\">AC surge protection device<\/strong> \u0644\u0640 <strong data-start=\"618\" data-end=\"642\">three-phase + N (4P)<\/strong> 230\/400 V AC distribution systems.<\/p>\n<\/li>\n<li data-start=\"680\" data-end=\"785\">\n<p data-start=\"682\" data-end=\"785\">Surge ratings: <strong data-start=\"697\" data-end=\"719\">In 10 kA (8\/20 \u00b5s)<\/strong>, <strong data-start=\"721\" data-end=\"745\">Imax 20 kA (8\/20 \u00b5s)<\/strong>, <strong data-start=\"747\" data-end=\"766\">Up \u2264 0.3\u20131.8 kV<\/strong> depending on Uc.<\/p>\n<\/li>\n<li data-start=\"786\" data-end=\"899\">\n<p data-start=\"788\" data-end=\"899\">Pluggable DIN-rail cartridge, thermal disconnector with fault indicator, <strong data-start=\"861\" data-end=\"896\">optional RC monitoring contacts<\/strong>.<\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":1592,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[31],"product_tag":[],"class_list":{"0":"post-1399","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ac-spd","8":"first","9":"instock","10":"shipping-taxable","11":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product\/1399","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=1399"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/media\/1592"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/media?parent=1399"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_brand?post=1399"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_cat?post=1399"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_tag?post=1399"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}