Product Name: Fix- Indoor High Voltage Cavuum Circuit Breaker Function: OVP(Overvoltage Protection) Type: Circuit Breaker Poles Number: 1 Structure: ACB Installation: Fixed Arc-extinguishing Medium: Vacuum Speed: Normal Type Circuit Breaker Operation: Electric Type Breaking Capacity: High Voltage Circuit Breakers Trademark: CLBE Transport Package: Carton Specification: 652*429*638 Origin: China. Wenzhou HS Code: 5454456456 Product Description Indoor sealed high voltage vacuum breakerZN63(VS1)-12 indoor high voltage vacuum circuit breaker is suitable for three-phase ac 50HZ, rated voltage 7.2kv ~12KV power system to do the switching of various kinds of loads and frequent operating occasions.It can be used for protecting and controlling electrical equipment in industrial and mining enterprises, power plants and substations.It can be equipped with kyn28a-12 (GZSI) and other medium hand-operated switchgear, or xgn-powered fixed switchgear.ThenumberseriesprojectunitDATE1Theratedvoltagekv122Ratedshort-timefrequencywithstandvoltage423Ratedlightningimpulsewithstandvoltage754RatedfrequencyHZ505RatedcurrentA630630630630125016001600200012501250160020002000250025003150250031503150400040006RatedshortcircuitbreakingcurrentKA202531.540507Ratedshort-timewithstandcurrent202531.540508RatedshortcircuitdurationS49RatedpeakwithstandcurrentkA50638010012510Ratedshortcircuitclosingcurrent50638010012511Asinglerating/BacktobackcapacitorbankbreakingcurrentA630/400800/40012RatedcapacitorsurgecurrrentKA12.5(Thefrequencyisnotgreaterthan1000HZ)13Break-braketimems20~5014Closingtime35~7015Mechanicallifetime30.00020.00016Ratedshorttimecircuitcurrentbreakingtimes503017RatedoperatingvoltagevAC110/220DC110/22018RatedpowerofenergystoragemotorW8019Averagegatespeedm/s0.9~1.320Averageclosingspeed0.4~0.821Ratedoperationsequenceseparate-0.3s-mergeseparate-180s-merge separateContact usOur company