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Schneider Electric LR2D21 - Thermal Overload Relay 93A (3-Pole)

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Schneider Electric LR2D21 is a thermal overload relay designed to protect three-phase motors from overload conditions and phase failure. This relay features an adjustable rated current range from 0.1 to 93A and operates at a rated insulation voltage of 660V with a frequency of 50/60 Hz. The device has a 3-pole construction with a plug-in mounting type for use with KLCI-D series contactors, includes one normally open and one normally closed auxiliary contact with electrical insulation, and weighs 5.19 lb. It complies with the EN 60947-5-1 standard for industrial control equipment. Typical applications include motor protection in industrial automation, conveyor systems, and pump control panels.

Key Features & Specifications
  • Manufacturer: Schneider Electric
  • Part Number: LR2D21
  • Type: Thermal overload relay
  • Rated Current: 0.1 to 93A (adjustable)
  • Poles: 3
  • Rated Insulation Voltage: 660V
  • Frequency: 50/60 Hz
  • Mounting Type: Plug-in with KLCI-D series contactors
  • Trip Unit: Thermal overload with temperature compensation
  • Standards: EN 60947-5-1
  • Auxiliary Contacts: 1 NO and 1 NC with electrical insulation
  • Weight: 5.19 lb