Siemens 3RT2038-1AK60 is a three-pole power contactor designed for AC-3e/AC-3 duty, rated to 80 A and 37 kW at 400 V. It uses a 110 V AC coil (50 Hz) or 120 V AC (60 Hz) and features screw terminals in the S2 size of the 3RT2 family, plus one auxiliary contact (1 NO + 1 NC) for control wiring. This compact, rugged device is intended for motor control in industrial automation, providing reliable switching for medium-power AC motors up to 37 kW at 400 V with three poles.
