CONTACTOR RELAY, 2 NC+2 NO 230 V AC, 50/60 HZ SIZE S00, SCREW TERMINAL INTEGRATED VARISTOR AMBIENT TEMPERATURE -30 °C UP TO 70 °C, THERMAL RATING MAX. 0.857 OPERATING RANGE COIL 0.95-1.03 US US = 230 V, TMAX 70 °C FREQUENCY OF OPERATION 0.857 Z