Schneider Electric Thermal Overload Relay LRD4365 80-104A

Description:

The Schneider Electric LRD4365 Thermal Overload Relay is a motor protection device used in industrial control systems to protect three-phase motors from overload and phase loss conditions. Commonly installed with TeSys contactors in motor starters, pumps, conveyors, and industrial machinery where reliable motor protection is required. Maintenance teams and system integrators use this relay for replacement, retrofit, and installation to ensure safe operation and prevent equipment damage.

Applications:

The Schneider Electric LRD4365 relay is widely used in industrial automation and motor control environments to protect motors from overheating and electrical faults. It is deployed in manufacturing plants, HVAC systems, compressors, and material handling equipment to monitor current flow and disconnect circuits during overload conditions. With adjustable current settings and phase failure detection, it ensures reliable protection and extended motor lifespan in demanding industrial applications.

Technical Specifications:

• Manufacturer: Schneider Electric
• Model / Part Number: LRD4365
• Product Type: Thermal Overload Relay
• Series: TeSys Deca (LRD)
• Current Range: 80–104 A (adjustable)
• Trip Class: Class 10A
• Number of Poles: 3-pole
• Auxiliary Contacts: 1 NO + 1 NC
• Rated Voltage: Up to 1000 VAC
• Mounting: Direct to contactor or DIN rail with accessories
• Reset Type: Manual/automatic selectable
• Protection Features: Overload, phase loss, phase imbalance
• Terminal Type: Screw clamp
• Enclosure Rating: IP20
• Application: Motor overload protection

Common Replacements:

• Schneider Electric LRD4369
• Schneider Electric LRD4363
• Schneider Electric LR3D4365