Telemecanique LR2F5371 Motor Protection Switch 125-200A 600V Thermal Protection

Description:

The Telemecanique LR2F5371 thermal overload relay is a heavy-duty three-pole motor protection relay with an adjustable current range of 125–200 A, designed to provide reliable overload and phase-failure protection for large three-phase motors in demanding industrial applications. Commonly installed in motor control centers, high-power pumps, compressors, conveyors, crushers, process equipment, and heavy industrial machinery using compatible Telemecanique F-series contactors. Maintenance teams, OEMs, and system integrators use this thermal overload relay for equipment repair, replacement, retrofit, and new high-current motor starter installations.

Applications:

The Telemecanique LR2F5371 thermal overload relay provides adjustable overload and phase-loss protection for large three-phase motors when used with compatible F115, F150, and F185 contactors. It is widely installed in manufacturing plants, mining operations, water treatment facilities, material handling systems, and industrial process control panels where dependable high-current motor protection helps reduce downtime and extend motor service life.

Technical Specifications:

• Manufacturer Part Number (MPN): LR2F5371
• Manufacturer: Telemecanique (Schneider Electric)
• Product Type: Thermal Overload Relay
• Series: LR2F
• Rated Voltage: 600 VAC (1500 VAC insulation)
• Rated Current: Adjustable 125–200 A
• Function: Motor overload and phase-failure protection
• Number of Poles: 3-Pole
• Mounting Style: Direct Contactor Mount
• Compatible Systems: Telemecanique F115, F150, and F185 contactors
• Replacement Type: OEM Direct Replacement

Common Replacements:

• Schneider Electric LR2F5371
• Telemecanique LR2F5371
• OEM Equivalent 125–200A Thermal Overload Relay