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Product Name: 12kv Zgve Zw8 Outdoor Vcb Vauum Interrupter Model NO.: 202E Certification: ISO9001-2000, CQC Function: Vacuum Type: Vacuum Poles Number: 3 Structure: Vacuum Installation: Fixed Arc-extinguishing Medium: Vacuum Speed: High-Speed Circuit Breaker Operation: Energy-storage Type Breaking Capacity: High Voltage Circuit Breakers Warranty: 12 Month Rated Current: 630A Rated Frequency: 50Hz Mechanical Life: 10000 Times Rated Lighting Impulse Withsand Voltage: 75kv Trademark: ZGVE Transport Package: Standard Export Packing. Specification: Vacuum Origin: Wenzhou HS Code: 8538900000 Product Description 12KV ZGVE ZW8 Outdoor Vcb vauum interrupterMain Technical DataMainTechnicalDataRatedVoltage12kVRatedCurrent630ARatedFrequency50HzRatedShort-timepowerfrequencywithstandvoltage(1min)42kVRatedLightingimpulsewithstandvoltage75kvRatedshort-circuitbreakingcurrent20KARatedshort-circuitmakingcurrent(peak)50kABreakingoperationsofratedshortcircuitbreakingcurrent30timiesRatedsiglecapacitorbankbreakingcurrent400ARatedshort-timewithstandcurrent20kARatedpeakwithstandcurrent50kARateddurationofshort-circuit4sMechanicalife10000timesContactclosingforceduetobellowsandatmosphere70±40NCounterforceatratedcontactstroke120±50NCircuitresistanceatratedcontactforce≤25μΩShelflife20yearsContacterosionlimit3mmWeightofmovingparts≤1kgMechanicalDataRequiredformatchedvacuumswitchgearRatedcontactstroke9±1mmAverageopeningspeed1.0±0.25m/sAverageclosingspeed0.65±0.15m/sAddedcontactforce1600/2000±100NContactbouncingdurationatclosingoperation≤2msContactbouncingbankamplitudeofopeningoperation≤2mmThree-polesimultaneity≤1msDimensional Drawing