3RA2426-8XF32-2AG2 SIEMENS

The 3RA2426-8XF32-2AG2 Siemens contactor assembly is specifically designed for star-delta (wye-delta) starting applications, providing a reduced-voltage starting method for AC motors. This assembly is suitable for AC-3 utilization category, with a power rating of 22 kW at 400 V. It operates with a 110 V AC control voltage at 50/60 Hz. The contactor assembly features a 3-pole configuration, ensuring reliable switching of three-phase power. It comes in size S0, a compact design suitable for various panel installations. Spring-type terminals are used for quick and secure electrical connections, reducing wiring time and ensuring vibration resistance. Electrical and mechanical interlocks are integrated to prevent simultaneous operation of the main and delta contactors, enhancing safety and preventing short circuits. The assembly includes 3 normally open (NO) and 3 normally closed (NC) auxiliary contacts, providing additional control and monitoring capabilities. This comprehensive design ensures efficient and safe motor starting, reducing stress on the motor and power system during startup.