Line voltage-nominal: 120/240 VAC; operating voltage range: 12-280 VAC Current rating 20 Degree C ambient, 45 Degree C ambient: 3 amps 2 amps; one cycle surge: 80 amps Logic voltage-nominal: 5 VDC; logic voltage range (vcc): 4-8 VDC Logic pickup voltage: 4.0 VDC; logic dropout voltage: 2.3 VDC Logic input current at nominal logic voltage (lout in schematic diagram): 12 mA; control resistance (Rc in schematic diagram): 220 ohms