Schneider Electric LRD340 TeSys Deca 30-40A Thermal Overload Relay

The Schneider Electric LRD340 is a TeSys Deca series thermal overload relay rated for 30–40 A, designed to provide dependable motor protection against overload and phase-loss conditions in industrial control panels and automation systems. Engineered for seamless integration with TeSys Deca contactors, the LRD340 delivers precise, bimetallic trip response to safeguard motors and downstream equipment from damage caused by sustained overcurrent.

Technical Specifications

Applications & Use Cases

• Motor Protection: Protects three-phase motors from thermal damage caused by overloads, locked rotor conditions, and phase loss in industrial environments.
• Control Panel Integration: Mounts directly onto compatible TeSys Deca contactors for compact, reliable motor starter assemblies.
• Industrial Automation: Suitable for use in manufacturing, process control, HVAC, and pump or compressor drive systems requiring robust overload protection.
• Machine Building: Ideal for OEM panel builders specifying proven Schneider Electric motor protection components for high-duty-cycle applications.