The ACB E1.2N is a circuit breaker with a rated current of 1250 A and is designed for use in 3 ph systems. It has an Icu rating of 66 kA at 415 VAC, indicating its ability to interrupt short-circuit currents. The circuit breaker also has a rated short-time withstand current, Icw (1s), of 50 kA. The ACB E1.2N features a withdrawable auto EKIP touch LSIG trip unit, which provides protection against overloads, short circuits, and ground faults. It also includes shunt opening and closing mechanisms, as well as a motor operator that operates on both 48 VAC and 48 VDC power sources. This complete package includes the WMP+FP+YO+YC+MOP components necessary for the operation of the circuit breaker.