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LRD3353 | TeSys LRD Thermal Overload Relays – 23…32 A – Class 10A – Schneider Electric
Product Overview
The LRD3353 is a thermal overload relay from Schneider Electric’s TeSys LRD series, designed to protect motors from overloads and phase failures. It is suitable for use in a wide range of industrial applications, ensuring reliable motor protection and operational safety.
Key Features
- Current Range: 23…32 A
- Class: 10A
- Mounting: Screw mounting
- Compatibility: Compatible with TeSys D contactors
- Adjustable Settings: Allows for precise adjustment of the current setting to match the motor’s rated current
- Manual/Auto Reset: Offers both manual and automatic reset options for flexibility in operation
- Phase Failure Protection: Provides protection against phase loss, ensuring motor safety
- Ambient Temperature: Operates reliably in ambient temperatures up to 60°C
- Standards Compliance: Complies with international standards such as IEC 60947-4-1, UL 508, and CSA C22.2 No. 14
Technical Specifications
| Parameter | Value |
|---|---|
| Rated Operational Current (Ie) | 23…32 A |
| Class | 10A |
| Mounting Type | Screw Mounting |
| Reset Type | Manual/Auto |
| Phase Failure Protection | Yes |
| Ambient Temperature | Up to 60°C |
| Standards | IEC 60947-4-1, UL 508, CSA C22.2 No. 14 |
Applications
The LRD3353 thermal overload relay is ideal for use in various industrial applications, including:
- Motor protection in manufacturing plants
- HVAC systems
- Pumps and compressors
- Conveyor systems
- Machine tools
Additional Information
For more detailed technical information, installation guidelines, and safety instructions, please refer to the official Schneider Electric product documentation or contact their customer support.
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