LR2K0310 - Telemecanique Thermal Overload Relay, 2.6-3.7A, 690V, Class 10A, Screw Mount, 1NO+1NC, TeSys K Series, Green Premium

LR2K0310

LR2K0310 is a Telemecanique (Schneider Electric) thermal overload relay designed for reliable motor protection in industrial and building applications.

This differential thermal overload relay offers adjustable trip current from 2.6 to 3.7A, supports control voltages up to 690V AC, and features phase failure sensitivity for enhanced safety. It is easy to install with screw clamp terminals and includes a local trip indicator. The LR2K0310 is part of the compact TeSys K series, known for strong performance and seamless integration with a wide range of contactors.

Key Specifications
• Amperage: Adjustable 2.6–3.7A
• Voltage: Up to 690V AC
• Poles: 3 (for 3-phase circuits)
• Mounting Type: Screw clamp terminal, panel mount
• Interrupt Rating: Not specified in available data
• Series/Frame: TeSys K
• Trip Unit: Thermal, Class 10A
• Certifications: UL listed (E164353), RoHS exempt, Green Premium Ecolabel
• Contact Configuration: 1NO + 1NC
• Phase Failure Sensitivity: Yes
• Operating Temperature: -20°C to 55°C (without derating)
• Country of Origin: Czech Republic

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Specifications

• Part Number: LR2K0310
• Manufacturer : Schneider Electric
• Brand : Schneider Electric
• Category : Motor Control
• Item Subcategory : Overload Relay
• Family : TeSys K
• Type : LR2K
• Relay Style : Solid State
• Aux Contacts : 1NO/1NC
• Amperage Maximum : 3.7
• Amperage Minimum : 2.6

Product Data

• UPC : 038911023049
• GTIN : 03389110230499
• Country of Origin : Czechia
• Dimensions : 2.3 in (58 mm) x 1.8 in (45 mm) x 2.6 in (65 mm) (Height x Width x Depth)
• Weight : 0.349
• Certification : BS 4941, IEC 60947, NF C 63-650, REACH, RoHS, VDE 0660