Schneider LR2K0312 | Differential thermal overload relays, TeSys K, 3.7 to 5.5 A, class 10A

Schneider LR2K0312 | Thermal Overload Relay, TeSys K – 3.7 to 5.5 A, Class 10A

The Schneider LR2K0312 is a differential thermal overload relay from the TeSys K series. Designed to safeguard motors from overload, phase loss, and phase imbalance, it features a current adjustment range of 3.7 to 5.5 A, making it suitable for small to medium motor applications.

General Information:

• Brand: Schneider Electric

• Series: TeSys K

• Model Number: LR2K0312

• Product Type: Thermal Overload Relay

• Current Adjustment Range: 3.7 – 5.5 A

• Trip Class: 10A (for standard motor protection)

• Mounting Type: Direct mounting on TeSys K contactors

Key Features:

• Differential Protection: Offers reliable protection against phase loss and current imbalance

• Adjustable Settings: Allows precise current matching to motor requirements

• Reset Options: Manual or automatic reset selectable

• Auxiliary Contacts: Includes 1 NO + 1 NC for alarm or signaling circuits

• Compact Footprint: Saves panel space, perfect for OEM and small panels

Technical Specifications:

• Current Range: 3.7 to 5.5 A

• Trip Class: 10A (standard response time)

• Control Circuit Voltage: Not required (thermal-based operation)

• Auxiliary Contacts: 1 Normally Open + 1 Normally Closed

• Standards: IEC 60947-4-1, IEC 60947-5-1

• Reset Method: Manual / Auto selector

• Mounting: Direct on LC1K series TeSys contactors

Typical Applications:

• Motor control centers (MCCs)

• Pumps and compressors

• Fans and HVAC equipment

• Conveyor belts and small machinery

Benefits:

• Ensures full motor protection against overload and phase faults

• Easy integration into existing Schneider TeSys K systems

• Versatile reset modes for different application needs

• Proven Schneider quality and reliability