The ACB E1.2N 1000 A 4P 66 kA is a withdrawable circuit breaker with a current rating of 1000 A. It has four-poles and can handle short-circuit currents up to 66 kA. The circuit breaker features an auto EKIP Touch LSIG trip unit, which provides protection against overloads and short circuits. The trip unit has different settings for different current ranges: L-I1 (400-1000 A), S-I2 (600-10000 A), I-I3 (1500-15000 A), and G-I4 (100-1000 A). The ACB also comes with HR-HR terminals, ensuring secure connections. It is a complete package that includes the WMP+FP terminal.