Schneider LR2K0305 TeSys K Overload Relay 0.54-0.8A Class 10A Direct Mount

The Schneider Electric LR2K0305 is a TeSys K differential thermal overload relay designed for motor protection, with a thermal overload setting range of 0.54 to 0.8 A and Class 10A trip characteristics per IEC 60947-4-1. It mounts directly below TeSys K contactors (LC1K, LP4K, LP1K, LC7K) and is suitable for both AC and DC networks.

Technical specifications:

• Commercial reference: LR2K0305
• Manufacturer: Schneider Electric
• EAN:
• Series / range: TeSys K (TeSys LRK)
• Product type: Differential thermal overload relay
• Application: Motor protection
• Thermal overload setting: 0.54...0.8 A
• Trip class: Class 10A (IEC 60947-4-1)
• Network type: AC / DC
• Rated insulation voltage: 690 V (IEC 60947); 750 V (VDE 0110 group C); 600 V (CSA C22.2 No 14)
• Rated impulse withstand voltage: 6 kV
• Auxiliary contacts: 1 NO + 1 NC
• Permissible thermal current (control circuit): 6 A
• Dissipation power per pole: 2 W
• Phase loss sensitivity: Yes (IEC 60947-4-1)
• Mounting: Below contactor; panel or DIN rail with accessories
• Connection: Screw terminals, 1.5...4 mm² solid / 0.75...4 mm² flexible
• Tightening torque: 1.3 N.m
• Dimensions (W x H x D): 45 x 58 x 65 mm
• Weight: 0.145 kg
• IP rating: IP2x (IEC 60529)
• Operating temperature: -20...55 °C without characteristic change (IEC 60947)
• Storage temperature: -40...70 °C
• Operating altitude: up to 2000 m without characteristic change
• Standards: IEC 60947, NF C 63-650, VDE 0660, BS 4941
• Certifications: UL, CSA, UKCA

Features and benefits:

• Phase loss sensitivity provides enhanced motor protection per IEC 60947-4-1
• Yellow trip indicator enables clear local signaling of overload events
• Red test button for trip function testing, blue button for stop and manual reset, plus manual/automatic reset selector
• Direct mounting below TeSys K contactors enables compact motor starter assemblies
• Wide network frequency tolerance up to 400 Hz for demanding industrial environments

Applications:

• Motor protection in industrial control panels and automation systems
• Compact direct-on-line motor starter assemblies with TeSys K contactors
• AC and DC motor protection in manufacturing and process equipment
• Panel-mounted or DIN rail control cabinet installations

Compliant with IEC 60947-4-1, NF C 63-650, VDE 0660, and BS 4941. Part of the Schneider Electric TeSys K range.

Also known as: Schneider LR2K0305, Schneider Electric LR2K0305, TeSys K thermal overload relay, motor protection relay.