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Schneider Electric LR2K0304 thermal overload relay

The LR2K0304 is a differential thermal overload relay designed for motor protection in industrial automation systems. It features adjustable current settings from 0.36 to 0.54 A, conforming to IEC 60947-4-1 class 10A standards, ensuring reliable overload detection. Suitable for mounting under contactors, it supports auxiliary contacts (1NO+1NC), and operates at voltages up to 690 V AC and 250 V DC. With a compact size, IP2x protection, and certifications including UL and CSA, it provides robust performance in demanding industrial environments.

Authorized Distributors
Source:DigiKey
Part No:LR2K0304
Stock:0
Inv Date:06-08-2026
Price: Unit price: $78.26
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Part No:LR2K0304
Stock:4
Inv Date:06-09-2026
Price: Unit price: $76.84
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Part No:LR2K0304
Stock:0
Inv Date:06-08-2026
Price: Unit price: $78.38
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Part No:LR2K0304
Stock:0
Inv Date:06-08-2026
Price: Unit price: $81.97
Buy/RFQ:
Part No:LR2K0304
Stock:0
Inv Date:06-08-2026
Price: Unit price: $81.97
Buy/RFQ:

Schneider Electric LR2K0304 thermal overload relay Specifications:

  • Current Range: 0.36...0.54 A
  • Overload Class: 10A conforming to IEC 60947-4-1
  • Rated Insulation Voltage: 600 V conforming to CSA C22.2 No 14
  • Maximum Voltage: 690 V AC, 250 V DC
  • Auxiliary Contacts: 1NO+1NC
  • Thermal Current: 6A for signaling circuit
  • Power Dissipation: 2W per pole
  • IP Degree of Protection: IP2x conforming to IEC 60529
  • Mounting: Under contactor
  • Height: 58 mm, Width: 45 mm, Depth: 65 mm
  • Weight: 0.145 kg
  • Operating Temperature: -30°C to 60°C with derating, -20°C to 55°C without derating
  • Operating Altitude: Up to 2000 m without derating
  • Certifications: UL, CSA
  • Standards Compliance: IEC 60947, BS 4941, NF C 63-650, VDE 0660
  • Fire Resistance: 850°C conforming to IEC 60695-2-1
  • Vibration and Shock Resistance: Conforming to IEC 60068-2-6 and 60068-2-27

Buy the Schneider Electric LR2K0304 – Reliable Thermal Overload Relay for Industrial Applications

Enhance your motor protection with the Schneider Electric LR2K0304 thermal overload relay. It offers precise current adjustment from 0.36 to 0.54 A, conforming to IEC standards for reliable overload detection. Its compact design supports mounting under contactors and operates safely at voltages up to 690 V AC and 250 V DC. With UL and CSA certifications, IP2x protection, and robust construction, this relay ensures high performance even in demanding industrial environments. Purchase online today for secure, efficient motor protection.

Buy Schneider Electric LR2K0304 now and experience unmatched reliability and performance in motor protection systems.

Frequently Asked Questions

Where can I buy Schneider Electric LR2K0304?

You can click on the BUY or RFQ button to purchase LR2K0304 from an authorized Schneider Electric distributor.

How do I troubleshoot issues or seek technical support for part LR2K0304?

You can download the LR2K0304 datasheet or visit the Schneider Electric website for support.

Who is the manufacturer of LR2K0304?

Schneider Electric

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