3RU2136-4HD0 SIEMENS

The 3RU2136-4HD0 from SIEMENS is a high-performance overload relay designed to provide comprehensive motor protection. This particular model offers an adjustable current range of 40 to 50 Amperes, making it suitable for a variety of motor applications. It belongs to size S2, ensuring compatibility with similarly sized contactors and equipment. The relay features CLASS 10 tripping characteristics, providing a balance between starting current tolerance and overload protection speed. Installation is simplified through direct contactor mounting, saving space and reducing wiring complexity. The main circuit connections utilize screw terminals for secure and reliable power connections, while the auxiliary circuit employs spring-type terminals for quick and vibration-resistant control wiring. Users can select between manual, automatic, or remote reset options, offering flexibility in responding to overload events. This overload relay is an essential component for safeguarding motors against damage from overcurrent conditions, enhancing operational reliability and minimizing downtime. It ensures optimal motor performance and longevity.