{"id":2724,"date":"2025-02-10T18:04:09","date_gmt":"2025-02-10T15:04:09","guid":{"rendered":"https:\/\/trimbox.com.tr\/?p=2724"},"modified":"2025-09-11T13:51:16","modified_gmt":"2025-09-11T10:51:16","slug":"class-d-surge-arrester","status":"publish","type":"post","link":"https:\/\/trimbox.com.tr\/en\/class-d-surge-arrester\/","title":{"rendered":"CLASS D SURGE ARRESTER"},"content":{"rendered":"<p>Class D surge arresters, which you can find in the unit price schedule under the category of panel-type overvoltage protectors or low-voltage surge arresters with the old item number 718.560 and the new item number 35.115.2100, are sensitive protection products designed for specific devices.<\/p>\n<p>They are preferred to counter the possibility of surges reaching a device, which Class B and C surge arresters have attempted to block from entering the building.<\/p>\n<p>Due to their device-specific applications, 2-pole versions are the most commonly preferred. They are required to have a nominal discharge current of 3kA and a maximum discharge current of 5kA at a 1kV voltage impulse.<\/p>\n<p><b>2-Pole D Class Surge Arresters<\/b><\/p>\n<ul>\n<li><b>Number of Poles:<\/b> 2 (phase+neutral)<\/li>\n<li><b>Operating Voltage V(in):<\/b> 230V<\/li>\n<li><b>Operating Frequency:<\/b> 50\/60 Hz<\/li>\n<li><b>Voltage Protection Level Up:<\/b> &lt;1kV<\/li>\n<li><b>IEC Category:<\/b> Class III<\/li>\n<li><b>Nominal Voltage Un:<\/b> 230 V AC (230V AC \u2013 275V AC)<\/li>\n<li><b>Max. Continuous Operating Voltage Uc (L-N):<\/b> 275 V AC, <b>Uc (L-PE):<\/b> 275 V AC<\/li>\n<li><b>Nominal Frequency Fn:<\/b> 50 Hz \u2013 60 Hz<\/li>\n<li><b>Maximum Discharge Current Imax:<\/b> 5kA \u2264 10ns<\/li>\n<li><b>Nominal Discharge Current In:<\/b> 3kA \u2264 10ns<\/li>\n<li><b>Response Time (L-N), (L-PE):<\/b> \u2264 10ns<\/li>\n<li><b>Input Connection:<\/b> Screw Terminals<\/li>\n<li><b>Output Connection:<\/b> None<\/li>\n<li><b>Screw Thread:<\/b> M5, <b>Torque:<\/b> 4.5Nm<\/li>\n<li><b>Stranded and Solid Conductor Cross-section:<\/b> 2.5 mm\u00b2, 4 mm\u00b2<\/li>\n<li><b>Standards\/Regulations:<\/b> IEC 61643-11 2011, IEC 61643-11 2012<\/li>\n<li><b>Protection Class:<\/b> IP20<\/li>\n<li><b>Housing Material:<\/b> White ABS, UL\u201994 V-0 Flammability Rating<\/li>\n<li><b>Standards for Clearance and Creepage Distances:<\/b> DIN VDE 0110-1, IEC 60664-1<\/li>\n<li><b>Overvoltage Protection Fault Indication:<\/b> 1 LED<\/li>\n<li><b>Protection Path:<\/b> L \u2013 N \u2013 PE<\/li>\n<li><b>Mounting Type, Design:<\/b> 35mm DIN rail, Rail module<\/li>\n<li><b>Ambient Temperature:<\/b> -50 \u00b0C, +80 \u00b0C<\/li>\n<li><b>Dimensions:<\/b> 50 x 75 x 60mm<\/li>\n<\/ul>\n<p><b>4-Pole D Class Surge Arresters<\/b><\/p>\n<ul>\n<li><b>Number of Poles:<\/b> 4 (3 phases+neutral)<\/li>\n<li><b>Operating Voltage V(in):<\/b> 230\/400V<\/li>\n<li><b>Operating Frequency:<\/b> 50\/60 Hz<\/li>\n<li><b>Voltage Protection Level Up:<\/b> &lt;1kV<\/li>\n<li><b>IEC Category:<\/b> Class III<\/li>\n<li><b>Nominal Voltage Un:<\/b> 230 V AC (230V AC \u2013 275V AC)<\/li>\n<li><b>Max. Continuous Operating Voltage Uc (L-N):<\/b> 275 V AC, <b>Uc (L-PE):<\/b> 275 V AC<\/li>\n<li><b>Nominal Frequency Fn:<\/b> 50 Hz \u2013 60 Hz<\/li>\n<li><b>Maximum Discharge Current Imax:<\/b> 5kA \u2264 10ns<\/li>\n<li><b>Nominal Discharge Current In:<\/b> 3kA \u2264 10ns<\/li>\n<li><b>Response Time (L-N), (L-PE):<\/b> \u2264 10ns<\/li>\n<li><b>Input Connection:<\/b> Screw Terminals<\/li>\n<li><b>Output Connection:<\/b> None<\/li>\n<li><b>Screw Thread:<\/b> M5, <b>Torque:<\/b> 4.5Nm<\/li>\n<li><b>Stranded and Solid Conductor Cross-section:<\/b> 2.5 mm\u00b2, 4 mm\u00b2<\/li>\n<li><b>Standards\/Regulations:<\/b> IEC 61643-11 2011, IEC 61643-11 2012<\/li>\n<li><b>Protection Class:<\/b> IP20<\/li>\n<li><b>Housing Material:<\/b> White ABS, UL\u201994 V-0 Flammability Rating<\/li>\n<li><b>Standards for Clearance and Creepage Distances:<\/b> DIN VDE 0110-1, IEC 60664-1<\/li>\n<li><b>Overvoltage Protection Fault Indication:<\/b> 3 LEDs<\/li>\n<li><b>Protection Path:<\/b> 3L \u2013 N \u2013 PE<\/li>\n<li><b>Mounting Type, Design:<\/b> 35mm DIN rail, Rail module<\/li>\n<li><b>Ambient Temperature:<\/b> -50 \u00b0C, +80 \u00b0C<\/li>\n<li><b>Dimensions:<\/b> 50 x 75 x 60mm<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Class D surge arresters, which you can find in the unit price schedule under the category of panel-type overvoltage protectors or low-voltage surge arresters with the old item number 718.560 and the new item number 35.115.2100, are sensitive protection products<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":2723,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30],"tags":[],"class_list":["post-2724","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-en"],"_links":{"self":[{"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/posts\/2724","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/comments?post=2724"}],"version-history":[{"count":0,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/posts\/2724\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/media\/2723"}],"wp:attachment":[{"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/media?parent=2724"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/categories?post=2724"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/tags?post=2724"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}