The ACB E4.2N is a 4-pole 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 on 110-120V AC/DC power supply. Additionally, the circuit breaker includes a geared motor device that requires a power supply of 100-130V AC/DC.
Overall, the ACB E4.2N complete with WMP+FP offers reliable protection and control for electrical systems with its high current rating, short-circuit interruption capability, and advanced trip unit technology.