The Schneider Electric TeSys LRF electronic thermal overload relay is engineered for robust motor protection in demanding industrial environments. This unit, part of the TeSys LRF series, is designed to safeguard three-phase motors against overloads and phase failures. Its precise current adjustment range ensures accurate protection tailored to specific motor requirements.

Technical details

• Series: TeSys LRF
• Type: Electronic Thermal Overload Relay
• Current Adjustment Range: 300...500 A
• Trip Class: Class 10 (ensures rapid tripping for Class 10 motor protection requirements)
• Phase Failure Sensitivity: Included, providing protection against unbalanced loads.
• Reset Method: Manual and Automatic reset options available for operational flexibility.
• Mounting: Designed for direct mounting onto compatible TeSys contactors, facilitating compact control panel designs.
• Temperature Compensation: Integrated to maintain accurate tripping characteristics across a range of ambient temperatures.

Applications & compatibility

This overload relay is suitable for protecting motors in applications such as pump drives, fan systems, conveyor belts, and general machinery. It is designed to work with specific Schneider Electric TeSys contactors, ensuring a complete and reliable motor control solution. Verify compatibility with your specific contactor model and motor nameplate data.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the LR9F7379 or contact our technical team for cross-reference assistance with compatible TeSys components.