Telemechanique LR1-D09305 Thermal Overload Relay 0.63-1 Amp Adjustable 600 VAC

Description:

The Telemecanique LR1D09305 thermal overload relay is a three-pole motor protection relay with an adjustable current range of 0.63–1 A, Class 10 tripping characteristics, and a maximum rated voltage of 600 VAC, designed to protect three-phase motors against overload and phase-failure conditions. Commonly installed in motor control centers, conveyors, pumps, compressors, packaging machinery, HVAC equipment, and industrial automation systems requiring reliable low-current motor protection. Maintenance teams, OEMs, and system integrators use this thermal overload relay for equipment repair, replacement, retrofit, and new motor starter installations.

Applications:

The Telemecanique LR1D09305 thermal overload relay provides adjustable overload and phase-loss protection for three-phase motors when paired with compatible Telemecanique LC1D and LP1D contactors. It is widely used in manufacturing facilities, material handling systems, machine tools, water treatment plants, packaging equipment, HVAC systems, and industrial control panels where dependable motor protection helps reduce downtime and extend equipment service life.

Technical Specifications:

• Manufacturer Part Number (MPN): LR1D09305
• Manufacturer: Telemecanique (Schneider Electric)
• Product Type: Thermal Overload Relay
• Series: LR1D
• Rated Voltage: 600 VAC Max (690 VAC IEC)
• Rated Current: Adjustable 0.63–1 A
• Function: Motor overload and phase-failure protection
• Number of Poles: 3-Pole
• Auxiliary Contacts: 2 NO + 2 NC
• Mounting Style: Direct Mount or Panel Mount
• Terminal Type: Screw Clamp Terminal
• Compatible Systems: Telemecanique LC1D and LP1D motor starters and contactors
• Protection Rating: Class 10
• Replacement Type: OEM Direct Replacement

Common Replacements:

• Schneider Electric LR1D09305
• Telemecanique LR1D09305
• OEM Equivalent 0.63–1A Thermal Overload Relay