TeSys LR2D LRD Thermal Overload Relay

Thermal relays, coordinated with TeSys D contactors, to protect from overloads motors up to 150 A (75 kW / 400 V)

Product details


TeSys LRD is a reliable series of thermal overload relays designed to cover a range of motor ratings up to 75kW at 400 V. The devices can be combined with TeSys D contactors to form an extremely compact starter.


  • Manual or automatic reset
  • Sealable flap
  • Pre-wiring kit
  • Direct mounting with TeSys D contactors
  • Terminal block for separate mounting
  • Remote electrical reset available as an option
  • Connectors: spring terminal, screw clamp, terminal block EverLink (LRD3)
  • Class 10 A & 20


TeSys LRD thermal overload relays deliver outstanding performance, flexibility, and reliability.

  • Safe and effective protection
  • Simple to install
  • Integrated manual-automatic reset
  • Can be combined with TeSys D contactors to form an extremely optimized starter


TeSys LRD relays are used across the industry, infrastructure, building, etc., to provide:

  • Protection against motor overload and loss of phase.
  • The perfect complement of magnetic-only circuit breakers to manage thermal protection for motors.
  • Selectable manual, remote, or auto-reset tripping options for better process management.

Additional information



Rated Current (A)

UP TO 150A

Rated Voltage (V)





12-24 months

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