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Eaton C440B2A100SF3 - Electronic Overload Relay 20-100A (Solid State)

Eaton
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Eaton C440B2A100SF3 is an electronic overload relay designed for comprehensive motor protection in industrial environments. This solid-state device operates with an adjustable overload current range from 20 to 100 amperes, supporting selectable trip classes 10A, 10, 20, and 30, and offers selectable auto or manual reset. The compact unit measures 5.52 inches in length, 4.13 inches in height, and 2.21 inches in width, weighs 0.87 pounds, and mounts directly to NEMA Freedom Size 3 contactors with a 55mm frame. It is CSA certified, UL listed, and CE marked, ensuring compliance with North American and international standards. Typical applications include motor protection in manufacturing, pumping, and HVAC systems where reliable overload, phase loss, phase unbalance, and ground fault protection are required.

Key Features & Specifications
  • Type: C440
  • Relay Style: Solid State
  • Amperage Minimum: 20
  • Amperage Maximum: 100
  • Overload current range: 20-100A
  • Trip class: Selectable 10A, 10, 20, 30
  • Reset type: Selectable auto/manual
  • Mounting: Direct to NEMA Freedom Size 3 contactors
  • Frame size: 55mm
  • Protection features: Thermal overload, phase loss, phase unbalance, ground fault (selectable)
  • Alarm contacts: Two B600 (NO and NC)
  • User interface: Test/trip button, trip status and operating mode LEDs
  • Dimensions: 5.52 in x 4.13 in x 2.21 in (Length/Depth x Height x Width)
  • Weight: 0.87 lb
  • Certification: CSA Certified, UL Listed, CE Marked
  • Country of Origin: Dominican Republic


Product Identification
  • UPC: 78668541195
  • GTIN: 00786685411958