3RU1146-4JB1 SIEMENS

The 3RU1146-4JB1 is a Siemens overload relay designed to provide comprehensive motor protection within the 45 to 63 Ampere range. This particular model is classified as Size S3 and adheres to CLASS 10 tripping characteristics, ensuring reliable and timely response to overload conditions. It is suitable for stand-alone installation, offering flexibility in mounting and integration within various motor control systems. The main circuit connections are facilitated via screw terminals, providing a secure and robust electrical connection for the primary power path. Similarly, the auxiliary circuit also utilizes screw terminals, simplifying the wiring and integration of control and signaling functions. The relay features a manual-automatic-reset function, allowing for adaptable operation based on the specific application requirements and operational preferences. This overload relay protects motors from damage due to overcurrents and phase failures. Its robust design and reliable performance make it a suitable choice for demanding industrial applications. It helps to minimize downtime and extend the lifespan of your motors.