... : IEC 60899-1 60947-2. It has IP,2P,3P.For IP,there are different Ampere,such as 10A, 16A,20A ... ,25A,32A and 2A,3A,5A,40A,50A,63A.For 2P, there are different Ampere,such as 10A,16A,20A ... ,25A 32A and 40A,50A,63A,80A,125A. M63 Overcurrent Circuit Breaker