{"id":1377,"date":"2025-09-10T07:55:49","date_gmt":"2025-09-10T07:55:49","guid":{"rendered":"https:\/\/cnkuangya.com\/?post_type=product&#038;p=1377"},"modified":"2025-09-16T09:50:06","modified_gmt":"2025-09-16T09:50:06","slug":"type-2-surge-protection-device-4p-kyspd-40t2-4p","status":"publish","type":"product","link":"https:\/\/cnkuangya.com\/ar\/product\/type-2-surge-protection-device-4p-kyspd-40t2-4p\/","title":{"rendered":"\u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2 4P KYSPD-40T2-4P | \u0643\u0648\u0627\u0646\u062c\u064a\u0627"},"content":{"rendered":"<section id=\"overview\">The Kuangya KYSPD-40T2-4P is a four-pole <strong>\u062c\u0647\u0627\u0632 \u0627\u0644\u062d\u0645\u0627\u064a\u0629 \u0645\u0646 \u0632\u064a\u0627\u062f\u0629 \u0627\u0644\u062a\u064a\u0627\u0631 \u0627\u0644\u0643\u0647\u0631\u0628\u0627\u0626\u064a \u0645\u0646 \u0627\u0644\u0646\u0648\u0639 2 4P<\/strong><br \/>\ndesigned for three-phase systems with neutral (L1, L2, L3, N). It offers reliable<br \/>\nprotection against switching surges and indirect lightning strikes in 230\/400 V AC<br \/>\nTN-S and TT networks.Using high-energy MOV elements, this device provides robust surge protection<br \/>\nwith pluggable replaceable modules. Integrated thermal disconnectors ensure safe<br \/>\noperation, while clear green\/red indicators display status. Optional RC contacts<br \/>\nallow monitoring integration with BMS or PLC systems.<\/p>\n<\/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 \/ Type 2 surge protective device (4P: L1, L2, L3, N).<\/li>\n<li>Nominal discharge current (In): 20 kA (8\/20 \u03bcs).<\/li>\n<li>Maximum discharge current (Imax): 40 kA (8\/20 \u03bcs).<\/li>\n<li>Voltage protection level (Up): \u2264 1.3\u20132.0 kV depending on Uc.<\/li>\n<li>Response time &lt; 25 ns.<\/li>\n<li>Back-up fuse: max 125 A gL\/gG; ISCCR 25 kA AC.<\/li>\n<li>Pluggable, serviceable modules with thermal disconnector and green\/red fault indicator.<\/li>\n<li>Optional RC signaling 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>Thermoplastic UL94-V0 housing, IP20; operating temperature -40 \u00b0C to +80 \u00b0C.<\/li>\n<li>DIN rail mounting (35 mm, EN 60715); complies with IEC\/EN 61643-11.<\/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-40T2-4P<\/td>\n<\/tr>\n<tr>\n<th>\u0627\u0644\u0641\u0626\u0629<\/th>\n<td>Type 2 surge protection device 4P<\/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>230 V \/ 320 V \/ 385 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>20 \u0643\u064a\u0644\u0648 \u0623\u0645\u0628\u064a\u0631<\/td>\n<\/tr>\n<tr>\n<th>Maximum Discharge Current (Imax, 8\/20 \u03bcs)<\/th>\n<td>40 \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 1.3\u20132.0 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>125 \u0623\u0645\u0628\u064a\u0631\/\u063a\u0645\/\u063a\u0645<\/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>25 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 +80 \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 type 2 surge protection device 4P KYSPD-40T2-4P<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1379\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-4P-wiring-diagram--300x212.png\" alt=\"Connection diagram type 2 surge protection device 4P KYSPD-40T2-4P\" width=\"400\" height=\"283\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-4P-wiring-diagram--300x212.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-4P-wiring-diagram--600x425.png 600w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-4P-wiring-diagram-.png 749w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/p>\n<p>Dimensions type 2 surge protection device 4P KYSPD-40T2-4P<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-1380\" src=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-40T2-4P-dimension-300x235.png\" alt=\"Dimensions type 2 surge protection device 4P KYSPD-40T2-4P\" width=\"400\" height=\"313\" srcset=\"https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-40T2-4P-dimension-300x235.png 300w, https:\/\/cnkuangya.com\/wp-content\/uploads\/2025\/09\/SPD-40T2-4P-dimension.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 three-phase + N systems for residential, commercial, and industrial buildings.<\/li>\n<li>Panels requiring coordinated 4P surge protection in TT and TN-S networks.<\/li>\n<li>Projects needing serviceable surge modules with remote monitoring capability.<\/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-40T2-4P?<\/strong> It is Class II, Type 2 according to IEC\/EN 61643-11.<\/li>\n<li><strong>What is its discharge capacity?<\/strong> In 20 kA, Imax 40 kA per pole.<\/li>\n<li><strong>Which systems is it designed for?<\/strong> Three-phase + N (L1-L2-L3-N) 230\/400 V AC TT\/TN networks.<\/li>\n<li><strong>\u0647\u0644 \u064a\u062f\u0639\u0645 \u0627\u0644\u0625\u0634\u0627\u0631\u0627\u062a \u0639\u0646 \u0628\u064f\u0639\u062f\u061f<\/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> 125 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 products: <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>.<\/p>\n<\/section>","protected":false},"excerpt":{"rendered":"<ul>\n<li data-start=\"594\" data-end=\"684\">\n<p data-start=\"596\" data-end=\"684\"><strong data-start=\"596\" data-end=\"633\">Type 2 surge protection device 4P<\/strong> \u0644\u0640 <strong data-start=\"638\" data-end=\"670\">three-phase + N (L1-L2-L3-N)<\/strong> AC systems.<\/p>\n<\/li>\n<li data-start=\"685\" data-end=\"844\">\n<p data-start=\"687\" data-end=\"844\">Rated discharge current <strong data-start=\"711\" data-end=\"733\">In 20 kA (8\/20 \u00b5s)<\/strong>, maximum discharge <strong data-start=\"753\" data-end=\"777\">Imax 40 kA (8\/20 \u00b5s)<\/strong>, voltage protection level <strong data-start=\"804\" data-end=\"823\">Up \u2264 1.3\u20132.0 kV<\/strong> (depending on Uc).<\/p>\n<\/li>\n<li data-start=\"845\" data-end=\"957\">\n<p data-start=\"847\" data-end=\"957\">Pluggable cartridge, thermal disconnector with fault indicator, <strong data-start=\"911\" data-end=\"935\">optional RC contacts<\/strong>, DIN-rail mounting.<\/p>\n<\/li>\n<\/ul>","protected":false},"featured_media":1588,"comment_status":"open","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[31],"product_tag":[],"class_list":{"0":"post-1377","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\/1377","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=1377"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/media\/1588"}],"wp:attachment":[{"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/media?parent=1377"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_brand?post=1377"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_cat?post=1377"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/cnkuangya.com\/ar\/wp-json\/wp\/v2\/product_tag?post=1377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}