{"product_id":"ls-electric-sd-series-spd-external-disconnector","title":"LS Electric SD Series SPD External Disconnector (SD10-SD40, SD13)","description":"\u003cp class=\"ps-intro\"\u003eLS Electric SD series dedicated external disconnectors that isolate a surge protective device from the network on SPD failure or during maintenance.\u003c\/p\u003e\u003ch4 class=\"ps-h\"\u003eKey features\u003c\/h4\u003e\u003cul class=\"ps-feat\"\u003e\n\u003cli\u003eTrips on leakage current caused by SPD degradation (varistor damage)\u003c\/li\u003e\n\u003cli\u003eHigh surge withstand prevents nuisance tripping during surge discharge\u003c\/li\u003e\n\u003cli\u003eMatched to BK and SP series SPDs: SD10\/20\/30\/40-T2 (Class II) and SD13-T1 (Class I)\u003c\/li\u003e\n\u003cli\u003e1, 2, 3 and 4-pole versions on 35 mm DIN rail\u003c\/li\u003e\n\u003cli\u003eAlarm contact (AL) available for SD20-T2 and SD40-T2\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 class=\"ps-h\"\u003eSpecifications\u003c\/h4\u003e\u003ctable class=\"ps-kv\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eRated voltage Ue\u003c\/th\u003e\n\u003ctd\u003e230\/400 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eRated insulation voltage Ui\u003c\/th\u003e\n\u003ctd\u003e500 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eShort-circuit current Isc\u003c\/th\u003e\n\u003ctd\u003e25 kA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eFrequency\u003c\/th\u003e\n\u003ctd\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMin. delayed trip current It\u003c\/th\u003e\n\u003ctd\u003e3 A (\u0026lt;10 s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMin. instantaneous trip current Ii\u003c\/th\u003e\n\u003ctd\u003e5 A (\u0026gt;0.1 s), 10 A (\u0026lt;0.1 s)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDegree of protection\u003c\/th\u003e\n\u003ctd\u003eIP20\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax. conductor\u003c\/th\u003e\n\u003ctd\u003e25 mm2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOperating temperature\u003c\/th\u003e\n\u003ctd\u003e-25 to 60 C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMounting\u003c\/th\u003e\n\u003ctd\u003eDIN rail EN 60715 (35 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSource\u003c\/th\u003e\n\u003ctd\u003eLS Electric Surge Protective Device catalog C01551-07 (2025-10), p. 56-57\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ctable class=\"ps-src\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD10-T2\/1P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II, III | Poles: 1P | Withstand current: In 10 kA \/ Imax 20 kA | Voltage protection Up: 0.25 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD10-T2\/2P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II, III | Poles: 2P | Withstand current: In 10 kA \/ Imax 20 kA | Voltage protection Up: 0.25 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD10-T2\/3P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II, III | Poles: 3P | Withstand current: In 10 kA \/ Imax 20 kA | Voltage protection Up: 0.25 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD10-T2\/4P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II, III | Poles: 4P | Withstand current: In 10 kA \/ Imax 20 kA | Voltage protection Up: 0.25 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD20-T2\/1P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 1P | Withstand current: In 20 kA \/ Imax 40 kA | Voltage protection Up: 0.4 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD20-T2\/2P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 2P | Withstand current: In 20 kA \/ Imax 40 kA | Voltage protection Up: 0.4 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD20-T2\/3P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 3P | Withstand current: In 20 kA \/ Imax 40 kA | Voltage protection Up: 0.4 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD20-T2\/4P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 4P | Withstand current: In 20 kA \/ Imax 40 kA | Voltage protection Up: 0.4 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD30-T2\/1P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 1P | Withstand current: In 30 kA \/ Imax 60 kA | Voltage protection Up: 0.5 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD30-T2\/2P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 2P | Withstand current: In 30 kA \/ Imax 60 kA | Voltage protection Up: 0.5 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD30-T2\/3P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 3P | Withstand current: In 30 kA \/ Imax 60 kA | Voltage protection Up: 0.5 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD30-T2\/4P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 4P | Withstand current: In 30 kA \/ Imax 60 kA | Voltage protection Up: 0.5 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD40-T2\/1P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 1P | Withstand current: In 40 kA \/ Imax 80 kA | Voltage protection Up: 0.7 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD40-T2\/2P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 2P | Withstand current: In 40 kA \/ Imax 80 kA | Voltage protection Up: 0.7 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD40-T2\/3P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 3P | Withstand current: In 40 kA \/ Imax 80 kA | Voltage protection Up: 0.7 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD40-T2\/4P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class II | Poles: 4P | Withstand current: In 40 kA \/ Imax 80 kA | Voltage protection Up: 0.7 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD13-T1\/1P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class I | Poles: 1P | Withstand current: Iimp 12.5 kA | Voltage protection Up: 0.3 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD13-T1\/2P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class I | Poles: 2P | Withstand current: Iimp 12.5 kA | Voltage protection Up: 0.3 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD13-T1\/3P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class I | Poles: 3P | Withstand current: Iimp 12.5 kA | Voltage protection Up: 0.3 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSD13-T1\/4P\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eClass: Class I | Poles: 4P | Withstand current: Iimp 12.5 kA | Voltage protection Up: 0.3 kV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e","brand":"LS Electric","offers":[{"title":"Default Title","offer_id":67521968800034,"sku":"SD10-T2\/1P","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1021\/0744\/7586\/files\/ls-electric-sd-series-spd-external-disconnector.jpg?v=1791954613","url":"https:\/\/prosourcemro.com\/products\/ls-electric-sd-series-spd-external-disconnector","provider":"ProSource MRO","version":"1.0","type":"link"}