Power contactor, AC-3 40 A, 18.5 kW / 400 V 230 V AC, 50 / 60 Hz, 3-pole, Size S2 Screw terminal With electronic control unit With varistor attenuated low-noise !!! Phased-out product !!! Successor is SIRIUS 3RT2 Preferred successor type is >>3RT2035-1NP30<< Simple, efficient and always up to date - SIRIUS modular system