Siemens AG Relays - Contactors (Electromechanical) 3RT20242CL243MA0

The 3RT20242CL243MA0 is a three-pole power contactor rated for AC-3 loads up to 12 A at 400 V and 5.5 kW, with a 230 V AC 50/60 Hz control coil and integrated varistor. It features 2 normally open and 2 normally closed auxiliary contacts, spring-type terminals, and a size S0 mechanical housing. The contactor withstands 6 kV surge voltage in both main and auxiliary circuits, operates within ambient temperatures of -25 °C to +60 °C, and is rated for installation up to 2000 m altitude. It has a mechanical service life of 10 million cycles and supports a maximum switching frequency of 1000 cycles per hour at AC-3. The device complies with IEC 81346-2 reference code Q.