1SYF274027R2404

ABB DSB204M AC-C40/100mA is a four-pole residual current circuit breaker with integral overcurrent protection (RCBO). It protects electrical circuits against earth-leakage currents, overloads and short circuits. The device has a rated current of 40 A, residual-current sensitivity of 100 mA, Type AC residual-current detection and a C-curve tripping characteristic. It offers a rated short-circuit breaking capacity of 10 kA and is designed for DIN-rail installation in electrical distribution boards for residential, commercial and industrial applications.