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Square D EDB24020SA - Molded Case Breaker 20A 480V (Shunt Trip)

Square D
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The Square D EDB24020SA is a molded case circuit breaker designed for overcurrent protection in industrial power distribution systems, featuring a 20A current rating and a 480Y/277V voltage rating for single-phase applications. Its compact, bolt-on construction measures 143.76 mm H x 74.68 mm W x 102.87 mm D and weighs 3.17 lb, built with a 125A frame and lug terminals compatible with wire sizes from 6 to 12 AWG for aluminum or 6 to 14 AWG for copper. This thermal magnetic breaker provides long-time and instantaneous protection with an 18kA interrupting rating at 480V and is certified to cULus and IEC standards for safety and reliability. It is engineered for integration into Square D NF panelboards and includes a 120V shunt trip mechanism for remote tripping capabilities, suitable for controlling and protecting feeder and branch circuits in commercial and industrial environments.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker with Shunt Trip, Thermal Magnetic Protection
  • Voltage Rating: 480Y/277V AC
  • Current Rating: 20A
  • Frame Size: 125A/EDB
  • Poles: 2
  • Connection: Bolt-On
  • AIC Rating: 18kA @ 480V
  • Phase: 1
  • Protection: Long Time and Instantaneous
  • Terminal Connection: Lug
  • Wire Size: 12-6 AWG (Al), 14-6 AWG (Cu)
  • Standards & Certification: cULus, IEC
  • Panel Type: Square D NF Panelboards
  • Dimensions: 143.76 mm H x 74.68 mm W x 102.87 mm D (5.66 in x 2.94 in x 4.05 in)
  • Weight: 3.17 lb
  • Temp Rating: 40 °C (104 °F)
  • Additional Info: Complete with 120V Shunt Trip


Product Identification
  • UPC: 785901430797
  • GTIN: 00785901430797