Siemens AG Relays - Contactors (Electromechanical) 3RT10662AB36

Power contactor for AC-3 applications up to 300 A at 400 V AC, rated for 160 kW power switching, with three poles and busbar connections, housed in a Size S10 enclosure. It features two normally open and two normally closed auxiliary contacts, operates with a 23-26 V UC coil, and supports ambient temperatures from -25 °C to +60 °C at altitudes up to 2000 m. The contactor has a mechanical service life of 10 million cycles, withstands 8 kV surge voltage on the main circuit, and meets EN 60947-1 isolation requirements with a maximum 690 V isolation rating between coil and main contacts.