Schneider Electric LR2D3361 Thermal Overload Relay

Description:

The Telemecanique Square D LR2D3361 Thermal Overload Relay is used in industrial motor protection systems to provide adjustable thermal overload protection for three-phase motors and motor starters. Commonly installed in motor control centers, starter panels, conveyor systems, pumps, compressors, and automated machinery where reliable motor overload protection is required, this thermal overload relay helps prevent motor damage caused by excessive current and prolonged overload conditions. Maintenance teams, OEM engineers, and system integrators use the LR2D3361 for motor starter assemblies, system upgrades, retrofit projects, preventive maintenance, and replacement of failed overload relays.

Applications:

The Telemecanique Square D LR2D3361 Thermal Overload Relay is commonly used in industrial automation and motor control applications including conveyor systems, pumping stations, HVAC equipment, compressors, mixers, material handling systems, and manufacturing machinery where dependable motor overload protection and reliable equipment operation are essential.

Technical Specifications:

• Manufacturer: Telemecanique / Square D (Schneider Electric)
• Model / Part number: LR2D3361
• Product type: Thermal overload relay
• Adjustable current range: 55–70 A
• Rated operational voltage: 600 VAC maximum
• Trip class: Class 10A
• Number of poles: 3-pole protection
• Reset type: Manual or automatic selectable
• Mounting: Direct mounting to compatible TeSys contactors
• Overload protection: Thermal bimetallic sensing
• Phase loss sensitivity: Yes
• Application environment: Industrial motor control systems
• Standards / Certifications: IEC, UL Listed, CSA Certified

Common Replacements:

• Schneider Electric LRD3361 Thermal Overload Relay
• Siemens 3RU2146-4JB0 Thermal Overload Relay
• Eaton XTOLR070 Thermal Overload Relay