... voltage: 230 or 400V 2.Lightweight and reliable Circuit BreakerMiniature Circuit Breaker with 230 or 400V Rated Voltage and 50 or 60Hz ... FrequencyNeoteric structureExcellent performanceNumber of poles: 1P, 2P,3PRated current: 1, 2, , 4, 6, 8, 10, 13, 16, 20, 25, 32, 40 ... system or motor distribution system for protection overload and short-circuit in the system