The B8L-63 series residual current circuit breaker is suitable for 50HZ, rated voltage 400V, and single-phase 230V, rated current up to 63A lines. It has protection functions such as leakage electric shock, overload, and short circuit, and can also add overvoltage protection function according to user needs. 

Mainly used for the protection of building lighting and power distribution systems. This product can add undervoltage and overvoltage protection functions according to user requirements. 

This product complies with IEC6009-1 and GB16917.1 standards