{"id":2736,"date":"2025-02-10T18:04:09","date_gmt":"2025-02-10T15:04:09","guid":{"rendered":"https:\/\/trimbox.com.tr\/?p=2736"},"modified":"2025-09-11T14:11:15","modified_gmt":"2025-09-11T11:11:15","slug":"trimbox-class-bc-surge-arrester","status":"publish","type":"post","link":"https:\/\/trimbox.com.tr\/en\/trimbox-class-bc-surge-arrester\/","title":{"rendered":"TRIMBOX CLASS B+C SURGE ARRESTER"},"content":{"rendered":"<p><b>CLASS B+C SURGE ARRESTER<\/b> Class B+C surge arresters, which can be found 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, have less withstand and discharge capacity at lower voltages compared to Class B surge arresters; however, they have been tested with more realistic values regarding the current discharges that can occur in a system.<\/p>\n<p>Class B+C surge arresters must withstand a 50kA lightning impulse at a voltage of 1.6kV and be able to discharge a 12.5kA impulse. They can be used at building entrances or for general protection.<\/p>\n<p><b>2-Pole B+C 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;1.6kV<\/li>\n<li><b>IEC Category:<\/b> Class I+II<\/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 In:<\/b> 50kA \u2264 10ns<\/li>\n<li><b>Nominal Discharge Current Iimp:<\/b> 12.5kA \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 B+C 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;1.6kV<\/li>\n<li><b>IEC Category:<\/b> Class I+II<\/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 In:<\/b> 50kA \u2264 10ns<\/li>\n<li><b>Nominal Discharge Current Iimp:<\/b> 12.5kA \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 B+C SURGE ARRESTER Class B+C surge arresters, which can be found 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,<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":1,"featured_media":2738,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[30],"tags":[],"class_list":["post-2736","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\/2736","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=2736"}],"version-history":[{"count":0,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/posts\/2736\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/media\/2738"}],"wp:attachment":[{"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/media?parent=2736"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/categories?post=2736"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/trimbox.com.tr\/en\/wp-json\/wp\/v2\/tags?post=2736"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}