Schneider RCCB Available RCCB stands for Residual Circuit Current Breaker, and the function of this electrical component is to instantaneously disconnect the circuit whenever the current leakage is detected. Additionally, it also provides protection against electrocution and electric shocks caused by unguarded contacts. At Schneider Electric India, explore our wide portfolio of Residual current circuit breakers that can be used in all tertiary and industrial buildings.