Vs1 Zn63 High Voltage Indoor Permanent Magnetic Operating Mechanism Vacuum Circuit Breaker Vcb

VS1-12 indoor HV vacuum circuit breaker is a 3 phase AC 50Hz indoor switch equipment.* Installation way: withdrawable type, fixed type, side mounted type.* Operating mechanism: spring operating mechanism, permanent magnetic operating mechanism.* Pole type: assembled pole, embedded pole.* Secondary plug: 58pins, 64pins.Rated voltagekv121 min power frequency withstand voltagekv42Rated lightning impulse withstand voltagekv75Rated frequencyHz50Rated currentA630, 1250, 1600, 2000, 2500, 3150, 4000Rated short circuit breaking currentkA20, 25, 31.5, 40Rated short time withstand currentkA20, 25, 31.5, 40Rated short circuit durationS4Rated peak value withstand currentkA50, 63, 80, 100Rated short circuit making currentkA50, 63, 80, 100Secondary circuit power frequency withstand voltage (1min)V2000Rated single/ back-to-back capacitor bank breaking currentA630/400 (800/400 for 40kA and 50kA)Rated capacitor bank closing inrush currentA12.5Opening time (rated voltage)ms20-50Closing time (rated voltage)ms35-70Mechanical lifeTimes10000Rated current breaking numberTimes20000 (10000 tims for 50KA)Rated short circuit current breaking numberTimes50 (30 for 40KA, 20 for 50KA)Moving and fixed contacts cumulative allowed wear thicknessmm3Rated closing operating voltageVAC/DC 110/220Rated opening operating voltageVAC/DC 110/220Rated voltage of energy storage motorW70 (80 for 40KA and 50KA)Rated power of energy storage motorW70 (80 for 40KA and 50KA)Energy storage times