MCB 1.Rated voltage: 230v/400v 2.Rated current: up to 63a 3.Frequency: 50HZ/60HZ ... is applied in the circuit of AC50Hz/60Hz, rated current 63, rated voltage 230V/400V or below. This product is ... circuit breaking capcacityinstantaneous release typeSN67-636, 10, 16, 20 25, 32, 40, 50, 631, 2, 3, 4690230, 40050/604500C, ... D Installation and size zhejiang suoneng iec60898 three phase 32 amp circuit breaker