Siemens 3RT2024-2KB40 is a three-pole power contactor designed for AC-3 duty, rated for 12 A and 5.5 kW at 400 V, with a 24 V DC control coil. The unit includes an integrated varistor for surge suppression and features one normally open and one normally closed auxiliary contact, spring-loaded terminals for reliable wiring, and a frame size of S0. It’s intended for direct connection to PLC outputs and is compatible with the SIRIUS 3RT2 coupling family for motor control and automation applications.
