Siemens Sirius Innovation 3RT2 3 Pole Contactor, 3NO, 40 A, 18.5 kW (AC3), 24 V ac/dc Coil. Contact Voltage Rating: 400 V. Pole and Throw Configuration: 3PST-NO. Terminal Type: Screw. Length: 55mm. Width: 113.4mm. Minimum Operating Temperature: -25°C. Depth: 130mm. MPN: 3RT2035-1NB30