Outdoor Vacuum Circuit Breaker

Features: 1) ZW32-12 series pillar type outdoor vacuum breaker is a kind of outdoor high voltage switch equipment with 50Hz three-phase alternating current and 12kV rated voltage 2) It is applied to break and close the load current, overload current and short-circuit in cities or country power distribution system Specifications: 1) Rated voltage: 12kV 2) Rated current: 400, 630A 3) Rated short circuit breaking current: 12.5, 16, 20kA 4) Rated short-circuit close current (peak value): 31.5, 40, 50kA 5) Rated peak value withstand current: 31.5, 40, 50kA 6) Rated short-circuit withstand current: 12.5, 16, 20kA 7) Mechanical life: 10,000 times