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 release that operates at 240-250V AC/DC. The circuit breaker comes complete with WMP+FP components.
This circuit breaker is designed for engineers who require a high-rated current and reliable performance in interrupting short-circuit currents. The withdrawable feature and LSIG trip unit provide convenience and flexibility in maintenance and operation. With the shunt opening release, it ensures safe disconnection during fault conditions.