Siemens 3RT2036-1AK60 Three-Phase AC Power Contactor

Siemens 3RT2036-1AK60 is a three-pole Sirius power contactor designed for AC-3e/AC-3 duty, rated to switch up to 51 A and 22 kW at 400 V. The coil is specified for 110 V AC at 50 Hz or 120 V AC at 60 Hz, making it compatible with common control circuits, and it includes one normally open and one normally closed auxiliary contact with screw-terminal connections in size S2. Weighing about 0.99 kg, this compact 3RT2-series device is intended for motor control and switching in industrial automation, suitable for starting and stopping medium-sized motors in machines and processes. Typical applications include conveyors, pumps, and fans, where robust AC-3-rated switching and reliable auxiliary signaling are required.