Schneider LRD3365 | TeSys LRD thermal overload relays – 80…104 A – class 10A

The Schneider LRD3365 is a high-performance thermal overload relay designed for effective motor protection. As part of Schneider Electric’s renowned TeSys range, this relay ensures reliability, precision, and safety in motor control applications. Its advanced features make it a trusted choice for industrial and commercial environments.

Key Features

1. Current Adjustment Range:
   • Adjustable between 23 to 32A, allowing for tailored protection for different motor capacities.
2. Trip Class:
   • Offers Class 10A tripping characteristics, ensuring fast and effective response to overloads.
3. Overload and Phase Failure Protection:
   • Safeguards motors against overheating, phase loss, and imbalance, minimizing the risk of damage.
4. Manual and Automatic Reset Options:
   • Flexibility to switch between manual and automatic reset modes based on operational requirements.
5. Compact and Modular Design:
   • Compatible with TeSys D contactors for streamlined integration into motor control systems.
6. Test and Stop Buttons:
   • Facilitates easy testing and manual stopping of the motor for maintenance and troubleshooting.

Applications

The LRD3365 is ideal for a wide array of motor protection applications, such as:

• Industrial Equipment:
  Protection for motors in conveyor systems, compressors, and machine tools.
• HVAC Systems:
  Ensures uninterrupted operation of fans and pumps in heating, ventilation, and cooling systems.
• Automated Systems:
  A critical component in automation processes requiring reliable motor control and protection.

Benefits

1. Superior Protection:
   Prevents damage to motors by detecting and addressing overload conditions promptly.
2. Versatile Use:
   Accommodates motors across various industries with its adjustable current range.
3. Energy Efficiency:
   Reduces unnecessary tripping, optimizing motor operation and system uptime.
4. Ease of Integration:
   Designed to pair seamlessly with Schneider’s contactors for a compact, unified solution.

Technical Specifications

Installation and Maintenance

• Installation:
  Mounts directly onto TeSys D contactors or can be standalone panel-mounted.
• Connection:
  Clear terminal markings simplify wiring.
• Testing and Maintenance:
  Test functionality periodically using the built-in test button to ensure reliable operation.