Shaanxi Longxiang Electrical Co., Ltd.  

Product Name: 40.5 Kv Indoor High Voltage Vacuum Circuit Breaker/33kv Vcb Model NO.: ZN12-40.5 Certification: VDE, ISO9001-2000, CE, UL, CB, CCC Function: Conventional Circuit Breaker, Circuit-Breaker Failure Protection, Overcurrent Protection Type: Circuit Breaker Poles Number: 3 Structure: ACB Installation: Fixed Arc-extinguishing Medium: Vacuum Speed: High-Speed Circuit Breaker Operation: Electric Type Breaking Capacity: High Voltage Circuit Breakers Rated Voltage: 40.5kv Rated Current: 630/1000/1250/1600/2000 Rated Frequency: 50/60Hz Trademark: Longxiang Electric Transport Package: Non-Solid Wooden Case for Export Shipment Specification: IEC: M2-E2-C2 Origin: China Baoji HS Code: 8538900000 Product Description 40.5 Kv Indoor High Voltage Vacuum Circuit Breaker/33kv VcbGeneralDescriptionZN12-12seriesofindoorhighvoltagevacuumcircuitbreakeriswithratedvoltageof40.5kV,three-threephaseA.C.50(60)Hzindoorhighvoltageswitchequipment.Thestructureofthiskindofcircuitbreakerissimplebutwithstrongbreakingcapability;itissuitableforapplicationintheminingindustry,substationsandpowertransmissionanddistributionsystemsforcontrollingandprotectingtheswitch.Especiallysuitablefoetheindustrywhichrequiresfrequentlyoperationslikemetallurgyfields,electricarcsteelplanttocontrolandprotecttheequipment.ThiskindofvacuumcircuitbreakercanbeassembledwithtruckwhichcanbesuitableformanykindsofswitchgearsuchasJYN1,GBCetcStructuralcharacteristics:1.TheoperatingmechanismisintroducedthetechniqueofoperatingmechanismfromSiemens3AFvacuumcircuitbreaker,theoperatingmechanismisintegratedwithvacuumcircuitbreaker,withcharacteristicsofshorttransmissionroutes,lesschainsandhightransmissionefficiency.2.Thisoperatingmechanismadoptsspringtype,itcanbeoperatedbyACorDC,alsocanbeoperatedbymanual.Applyingambientconditions1.Ambienttemperature:-15~+40ºC.2.Theheightabovesealevel:≤1000m(besidesthespecialrequirements).3.Relativehumidity:theaveragehumidityofadayshouldbenomorethan95%;theaveragehumidityofamonthshouldbenomorethan90%.4.Saturatedvaporpressure:theaveragepressureofadayshouldbenomorethan2.2kPa:the averagepressureofamonthshouldbenomorethan1.8kPa.5.Earthquakeintensity:notexceed8degrees.6.Itshouldbeinstalledintheplaceswithoutfire,explosion,seriousfilth,chemicalerosionandviolentvibration.Our FactoryPacking & Delivery