1SYF274027R3254

ABB DSB204M AC-C25/0.3 is a four-pole residual current circuit breaker with integral overcurrent protection, designed to protect electrical circuits against earth-leakage currents, overloads and short circuits. It has a rated current of 25 A, a residual-current sensitivity of 300 mA, Type AC residual-current detection and a C-curve tripping characteristic. With a rated short-circuit breaking capacity of 10 kA, it is designed for DIN-rail mounting in electrical distribution boards. It is suitable for residential, commercial and industrial electrical installations where the specified protection characteristics meet the application requirements.