Power contactor, AC-3 80 A, 37 kW / 400 V 2 NO + 2 NC, 110 V AC, 50 Hz 3-pole, Size S3 Main circuit: Screw terminal Auxiliary circuit: Spring-type terminal !!! Phased-out product !!! Successor is SIRIUS 3RT2 Preferred successor type is >>3RT2038-3AF04<<