Siemens 3RT2038-3AK60 Contactor

Siemens 3RT2038-3AK60 Contactor is a three-pole power contactor designed for AC-3e/AC-3 motor switching. It is rated to carry up to 80 A and to switch up to 37 kW at 400 V, suitable for starting and stopping three-phase motors in conveyors, pumps, and fans. The coil is 110 V AC, compatible with 50 Hz or 60 Hz control supplies. The device provides an auxiliary contact pair (1 normally open + 1 normally closed) to support interlocking and signaling in control circuits. As a size S2 unit, it is intended for compact installations, with main circuit terminals configured as screw terminals. This model belongs to Siemens’ 3RT2 family, a standard choice for reliable industrial motor control in demanding environments.