Part of the Schneider Electric Tesys LRD series, this thermal overload relay is designed for motor protection applications. The LR3D166 model specifically addresses current ranges from 9 to 13 Amperes, offering Class 10A tripping characteristics for reliable motor safeguarding. This relay is commonly integrated into motor control centers and individual motor starter assemblies within various industrial environments.

Technical details

• Series: Tesys LRD
• Model Designation: LR3D166
• Current Rating: 9 - 13 A
• Trip Class: Class 10A
• Functionality: Thermal overload protection for electric motors
• Mounting Type: Designed for direct mounting onto compatible Tesys contactors (verify specific contactor compatibility via manufacturer datasheet)
• Reset Type: Manual and automatic reset options available (verify specific model configuration)
• Phase Sensitivity: Phase-loss sensitive

Applications & compatibility

This Tesys LRD thermal overload relay is suitable for protecting three-phase induction motors across a wide spectrum of industrial machinery. Applications include conveyor systems, pumps, fans, machine tools, and other equipment requiring robust motor overload protection. It is designed to work in conjunction with Schneider Electric Tesys contactors to form complete motor starters.

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 LR3D166 or contact our technical team for cross-reference assistance with compatible Tesys components.