1SYF274027R1634

ABB DSB204M AC-C63/30mA is a four-pole residual current circuit breaker with integrated overcurrent protection, designed to protect low-voltage electrical circuits against overloads, short circuits, and earth-leakage currents. It has a rated current of 63 A, a residual operating current of 30 mA, and a C-type tripping characteristic. The device is intended for DIN-rail mounting in compatible electrical distribution boards and installations.