Telemecanique LR2D1521 Thermal Overload Relay

Description:

The Telemecanique LR2D1521 Thermal Overload Relay is an adjustable bimetallic overload relay used in industrial motor control systems to protect electric motors against overload conditions and phase failure. Commonly installed in motor starters, conveyors, pumps, compressors, and manufacturing equipment requiring reliable thermal protection. Maintenance teams and system integrators use this relay for replacement, retrofit, and expansion of motor control systems to improve equipment safety and reduce unplanned downtime.

Applications:

The Telemecanique LR2D1521 is commonly used in industrial automation systems, machine tools, HVAC equipment, and process control applications where three-phase motors require adjustable overload protection. Its compatibility with TeSys D contactors makes it suitable for motor control centers, electrical panels, and OEM machinery operating in demanding industrial environments.

Technical Specifications:

• Manufacturer Part Number (MPN): LR2D1521
• Product Type: Thermal Overload Relay
• Manufacturer: Telemecanique / Schneider Electric
• Current Adjustment Range: 12 to 18 A
• Relay Class: Class 10A
• Number of Poles: 3
• Reset Type: Manual or Automatic
• Compatible Contactor Series: TeSys D / LC1D
• Mounting Type: Direct Mount to Contactor
• Application Environment: Industrial Motor Control Systems

Common Replacements:

• Schneider Electric LRD21 Thermal Overload Relay
• ABB TA25DU-18 Thermal Overload Relay
• Siemens 3RU2116-4HB0 Thermal Overload Relay