3RB3046-1UD0 SIEMENS

The 3RB3046-1UD0 from Siemens is an electronic overload relay designed to provide comprehensive protection for electric motors. This particular model offers a current adjustment range of 12.5 to 50 Amperes, making it suitable for motors with varying power requirements. It belongs to size S3, indicating its physical dimensions and compatibility with specific motor starter configurations. The relay adheres to Class 10E tripping characteristics, ensuring a fast and reliable response to overload conditions, minimizing potential motor damage. Mounting is simplified through direct contactor mounting, reducing installation time and complexity. The main circuit connections utilize screw terminals for secure and robust connections, while the auxiliary circuit employs spring-type terminals for quick and easy wiring. Users can select between manual, automatic, or remote reset options, providing flexibility in managing overload events. This overload relay offers reliable motor protection and contributes to the overall efficiency and longevity of motor-driven systems. It is an ideal choice for applications requiring precise and dependable overload protection.