Circuit Breakers List GL Type Rated Current (A) Rated Voltage (KV Rated Ultimate Breaking Capacity (A) Undervoltage Power (W) Mechanical Life (Million times) Electrical Life (Million times) pdf Download ZN7-400/1.14 400 1.14 7.5(9) 5 0.02 0.3 ZK1-630/1.14 630 1.14 12.5 5 0.02 0.3 ZK1-1000/1.14 1000 1.14 12.5 5 0.02 0.3