Zhejiang Linbai Electric Technology Co., Ltd.  

Product Name: Zw20b-12 Outdoor High Voltage Vacuum Breaker Model NO.: ZW20b-12 Function: Circuit-Breaker Failure Protection Type: Circuit Breaker Poles Number: 1 Structure: ACB Installation: Fixed Arc-extinguishing Medium: Vacuum Speed: Normal Type Circuit Breaker Operation: Manual Type Breaking Capacity: High Voltage Circuit Breakers Trademark: CLBE Transport Package: Carton Specification: 1160*775*808 Origin: China. Wenzhou HS Code: 3435345466 Product Description Zw20B-12 outdoor high voltage vacuum circuit breaker on outdoor column is rated at 12Kv, three-phase ac 50HZ outdoor high voltage switch equipment.It is mainly used for power system load current, overload current and short circuit protection.It is suitable for substation, working condition enterprises and urban and rural power grid protection and control, especially for the automatic power distribution network with frequent operation.This product is matched with the controller, which can meet the requirements of the distribution automation system, and can reliably and effectively complete the function of the traditional coincidence unit.It adopts mature box sealing structure.It is filled with SF6 gas internally and has good sealing performance, so it is not affected by the external environmentMain technology parameterThenumberseriesnameunitDate1Ratedvoltagekv122RatedfrequencyHZ503RatedcurrentA6304RatedshortcircuitbreakingKA205RatedpeakswitchingcurrentKA506RateddynamicstablecurrentpeakkA5074SthermostablecurrentKA208RatedoperationsequenceKAseparate-0.3s-mergeseparate-180s-mergeseparate9RatedmotorvoltageAC22010HighestandlowestenergystoragemotorvoltagevAC242/18711RatedswitchingvoltagevAC22012HighestandlowestvoltageswitchingvoltagevAC264/14313RatedoperatingvoltageoftrippingoperationvAC22014HighestandlowestoperatingvoltagevAC264/14315closingnotinthesameperiedms≤216Break-brakenotinthesameperiedms≤217SF6GaspressureratingMPA0.0118Ratedshortcircuitbreakingtimetime3019Mechanical lifetime10000Installation dimensions