Siemens 3RT2045-1AP60 Contactor

Siemens 3RT2045-1AP60 is a three-pole power contactor designed for AC-3 duty, capable of switching up to 80 A and delivering up to 37 kW at 400 V. It includes one normally open and one normally closed auxiliary contact, enabling basic control and signaling alongside main circuit switching. The coil is compatible with 220 V AC (50 Hz) or 240 V AC (60 Hz) supplies, supporting common European control voltages, and the unit is sized as S3 with screw-terminal connections for straightforward wiring. This model is a 3-pole device intended for motor control and other inductive loads, commonly used in industrial starters, conveyors, pumps, and fans where reliable AC-3 switching is required.