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 380-400V AC. 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. Its withdrawable design and LSIG trip unit make it convenient for maintenance and troubleshooting purposes. The shunt opening release ensures safe operation by releasing the circuit breaker in case of abnormal voltage conditions within the specified range.