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Square D HDL26020 - 20A 2-Pole Thermal Magnetic Circuit Breaker

Square D
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Square D HDL26020 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial electrical systems. It features a 20A current rating and a 600V voltage rating, housed within a compact 150A/HD frame measuring 163 mm x 104 mm x 86 mm (HxWxD) with a bolt-on connection. This thermal-magnetic breaker complies with UL, CSA, NEMA, and IEC 60947-2 standards and is engineered for a wide operating temperature range of -25 to 70 °C. Its typical applications include protection for feeders, branch circuits, and equipment in commercial and industrial power distribution panels.

Key Features & Specifications
  • Type: Standard thermal-magnetic molded case circuit breaker with long-time and instantaneous trip functions
  • Voltage Rating: 600V AC
  • Current Rating: 20A
  • Dimensions: 163 mm x 104 mm x 86 mm (Height x Width x Depth)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial and commercial power distribution for feeders and branch circuits
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Temp Rating: -25 to 70 °C
  • Phase: 1
  • AIC rating: 18kA at 480V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: 150A/HD
  • Breaker Type: Standard
  • Wire Size: AWG 14 to AWG 3/0 (aluminium/copper terminal)
  • Certification: UL, CSA, NOM
  • Phase Connection: Not Applicable
  • Terminal Connection: Line/Load Lug
  • MCM Size: Min. Wire Size 14 AWG, Max. Wire Size 3 AWG
  • Weight: 3.031 lb


Product Identification
  • UPC: 785901577966
  • GTIN: 00785901577966