The ABB DSE201 M is a 1P+N residual current circuit breaker with overcurrent protection (RCBO) in one module for the protection against short-circuit currents, overload, earth fault currents, indirect contacts, additional protection against direct contacts (30 mA versions). DSE201 M is equipped with supply neutral wire and functional earth wire. Rated current is 40A. Fault Indication is Blue window Type of Residual Current is A type Degree of Protection : Housing IP Terminals IP20