The Schneider Electric LR2K0305 is a differential thermal overload relay from the TeSys K series, designed for motor protection applications. This relay provides reliable thermal overload detection and tripping for electric motors, ensuring operational safety and preventing damage from sustained overcurrent conditions. It is commonly integrated into motor control centers and individual motor starter assemblies within various industrial environments.

Technical details

• Series: TeSys K
• Type: Differential Thermal Overload Relay
• Adjustable Current Range: 0.54 A to 0.8 A
• Trip Class: Class 10A (ensures tripping within 10 seconds at 6 times the set current)
• Phase Failure Sensitivity: Integrated to detect and trip on phase loss, preventing motor damage.
• Manual/Automatic Reset: Features selectable manual or automatic reset functionality for operational flexibility.
• Temperature Compensation: Built-in to maintain accurate tripping characteristics across a range of ambient temperatures.
• Auxiliary Contacts: Includes standard normally open (NO) and normally closed (NC) auxiliary contacts for signaling trip status to control systems.

Applications & compatibility

This TeSys K overload relay is suitable for protecting three-phase and single-phase motors across a wide spectrum of industrial machinery. It finds application in conveyor systems, pumps, fans, machine tools, and other equipment where precise motor overload protection is critical for uptime and longevity. The LR2K0305 is designed to be compatible with TeSys K contactors, forming a complete motor starter solution.

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 LR2K0305 or contact our technical team for cross-reference assistance with compatible TeSys K components.