ChinaCircuitBreakerFactory Rcbo circuit breaker( MK7L-40 Residual Current Circuit Breaker With Overcurrent Protection) General RCBO circuit breaker is applicable to electric circuits with rated voltage 230VAC, frequency 50/60Hz and rated current up to 40Amp. The RCBO provides indirect protection to the operator s body under such situation that the exposed live parts should be connected to a...