Designed for robust motor protection in demanding industrial environments, the Schneider Electric LR9F7581 Electronic Thermal Overload Relay is a key component within the TeSys F series. This relay provides comprehensive safeguarding for electric motors, operating within a specific thermal setting range and tripping class to ensure reliable operation and prevent damage from overcurrent conditions. It is engineered for seamless integration with specific TeSys F contactors.

Technical details

• Series: TeSys F
• Type: Electronic Thermal Overload Relay
• Thermal Setting Range: 380-630 A
• Tripping Class: Class 20
• Motor Power Rating (at 400V): Up to 250-355 kW
• Compatible Contactors: LC1 F400, F500, F630, F800
• Voltage Rating: Designed for use with 400V motor circuits (verify specific voltage requirements with manufacturer datasheet)
• Protection Features: Overload, phase loss, manual/automatic reset

Applications & compatibility

The Schneider LR9F7581 is commonly deployed in applications requiring precise motor control and protection, such as heavy-duty machinery, large pump systems, industrial fans, and material handling equipment. Its compatibility with TeSys F contactors makes it suitable for integration into existing or new motor control centers within manufacturing plants, processing facilities, and other industrial settings.

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 Schneider LR9F7581 or contact our technical team for cross-reference assistance with compatible TeSys F components.