... 1 4.Breaking capacity:6/4.5KA... air circuit breaker,MCB circuit breaker,circuit breaker panel The product is mainly used in AC50/60Hz ... for industry,business,building,ressidence,etc. It's conformity with GB10963,IEC60898 standards.Main technical data 1.Rated current ... class technical team, providing technical support, complete and spotless quality guarantee.Payment1. Full payment must be made within 15 ...