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Schneider TeSys LRD43 Thermal Overload Relays
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Schneider TeSys LRD43 Thermal Overload Relays

Manufacturer: Schneider Electric
Model: TeSys LRD43 Thermal Overload Relays
Mounting: Compatible with TeSys D contactors
Setting Current: 80A~140A
Trip Class: 10A

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Product Description

Schneider Electric TeSys LRD43 Overload Relay is a thermal protection device designed for AC motor circuits, safeguarding against overloads, phase loss, prolonged starting, and motor stalling. It integrates with TeSys D contactors to form compact motor starters, supporting currents up to 150A. Featuring robust construction with "TH" environmental protection, it operates reliably in humid or dusty industrial settings.

Standard Features

The relay includes dual auxiliary contacts (1NO+1NC) for control circuit signaling and offers manual/auto reset flexibility to suit diverse fault-response requirements. Its transparent cover prevents tampering while enabling visual status monitoring

  • Adjustable Current Setting: Precise calibration via rotary dial for motor-specific protection

  • Test/Stop/Reset Buttons: Simulate faults (Test), force shutdown (Stop), and restore operation (Reset)

  • Manual/Auto Reset: Toggle between automatic recovery or manual intervention post-trip

  • Trip Indicator: Visual LED/alarm signals overload/phase-loss events

  • Sealable Cover: Lock settings to prevent unauthorized changes

  • Dual Mounting: Direct attachment to contactors or DIN rail

  • TH Protection: Resists humidity, dust, and chemical corrosion

Technical Specifications

ModelRated Current (A)Compatible ContactorThe Number OF Poles
LRD4365

80-104

LC1D115

LC1D150

 3
LRD436795-120
LRD4369110-140LC1D150

 

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