All About RCDs

RCD description An RCD ‘Residual Current Device’ is an electrical device that monitors the current flowing through either an individual circuit such as with an RCBO ‘residual current operated circuit-breaker with integral overcurrent protection’ or when supplying multiple circuits usually within domestic installations using an RCCB ‘residual current operated circuit breaker without integral overcurrent protection’. … Read more

All About RCDs (residual current devices)

RCD description An RCD ‘Residual Current Device’ is an electrical device that monitors the current flowing through either an individual circuit such as an RCBO ‘residual current operated circuit-breaker with integral overcurrent protection’ or multiple circuits within an installation using an RCCB ‘residual current operated circuit breaker without integral overcurrent protection’. Its purpose is to … Read more