The ACB E4.2N is a 3P circuit breaker with a rated current (In) of 4000A. It has an Icu rating of 66kA at 415V AC, indicating its ability to interrupt short-circuit currents. The circuit breaker also has a rated short-time withstand current, Icw (1s), of 66kA.
The ACB E4.2N features a withdrawable auto EKIP Touch LSIG trip unit with horizontal rear terminals. It is equipped with a shunt opening and closing release that operates at 30V AC/DC. Additionally, the circuit breaker includes a geared motor device that operates at 24-30V AC/DC.
Overall, the ACB E4.2N is a comprehensive circuit breaker solution complete with the WMP+FP system.