Siemens AG Relays - Contactors (Electromechanical) 3RT20351CL243MA0

The 3RT2035-1CL24-3MA0 is a three-pole power contactor rated for AC-3 applications up to 40 A at 400 V, with a 230 V AC 50/60 Hz control coil and an integrated varistor. It features two normally open and two normally closed auxiliary contacts, screw terminals, and a size S2 housing. The contactor supports an ambient operating temperature from -25 °C to +60 °C and is rated for installation up to 2,000 m above sea level. It meets IEC 60947-4-1 for mirror contact and IEC 60947-1 for 6 kV surge voltage resistance, with a mechanical service life of 10 million cycles and an IP20 protection rating. The contactor is designed for safety-related switching off and complies with SN 31920 for reliability metrics.