... in single pole, 400V in double, three or four poles for protecting overload and short circuitMeanwhile, they are also used in ... are produced according to IEC60898Specifications: Pole no (P): 1, 2 and 3Rated current: 6, 10, 15, 20, 30, 40, 50, 60, 70 ... : 10KAElectric life: 60,000Mechanical life (times): 8,000 Square D-1 Circuit Breakers with Bolt on Type,10KA Breaking Capacity, Black Bakelite ...