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3RU2156-5BB10-8K – Thermal Overload Relay
Product Overview
The 3RU2156-5BB10-8K is a high-quality thermal overload relay manufactured by Siemens. Designed for reliable motor protection, this relay is suitable for use with S6 size 3RT contactors. It offers a current range of 70 – 100 A and is ideal for motors with a power rating of up to 45 kW. The relay features separate mounting, auto/manual reset options, and ensures safe and efficient operation in industrial applications.
Key Features
- Current Range: 70 – 100 A
- Motor Power Rating: Up to 45 kW
- Mounting Type: Separate Mounting
- Reset Option: Auto/Manual Reset
- Compatibility: Suitable for S6 Size 3RT Contactors
- Brand: Siemens
- Application: Motor Protection in Industrial Environments
- Design: Compact and Durable
- Safety: Ensures reliable overload protection
Technical Specifications
| Parameter | Value |
|---|---|
| Current Setting Range | 70 – 100 A |
| Motor Power | Up to 45 kW |
| Reset Mode | Auto/Manual |
| Mounting | Separate Mounting |
| Compatible Contactor | S6 Size 3RT |
| Brand | Siemens |
Applications
The 3RU2156-5BB10-8K thermal overload relay is widely used in industrial settings for protecting motors from overloads. It is suitable for applications such as:
- Conveyor Systems
- Pumps and Compressors
- Fans and Blowers
- Machine Tools
- HVAC Systems
Benefits
- Reliable motor protection against overloads
- Flexible reset options for convenience
- Compatible with Siemens 3RT contactors
- Durable design for long-lasting performance
- Easy to install and maintain
Conclusion
The Siemens 3RU2156-5BB10-8K thermal overload relay is a robust and reliable solution for motor protection in industrial environments. With its advanced features, compatibility with 3RT contactors, and flexible reset options, it ensures safe and efficient operation of motors up to 45 kW.
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