The ACB E4.2H is a 3P circuit breaker with a rated current (In) of 4000A. It has an Icu rating of 100kA 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 85kA.
The ACB E4.2H features a withdrawable auto EKIP touch LSIG trip unit, which provides protection against overloads, short circuits, and ground faults. The shunt opening of the trip unit is compatible with both 240-250VAC and 240-250VDC power sources.
This circuit breaker is complete with WMP+FP+YO components, ensuring comprehensive functionality and performance.