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Square D HJA261001 - Molded Case Circuit Breaker 100A 600V

Square D
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Square D HJA261001 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial power distribution systems. It features a 100A current rating and a 600V voltage rating, housed within a compact H-frame measuring 163 mm x 104 mm x 86 mm (6.4 in x 4.09 in x 3.4 in) and weighing 4 lb. This thermal-magnetic breaker is constructed for I-Line style plug-in connection with lug terminals, supporting wire sizes from 14 AWG to 3/0 AWG for both copper and aluminum conductors. It complies with UL, CSA, NEMA, NOM, and IEC 60947-2 standards and is rated for an interrupting capacity of 65kA at 480V, operating effectively in temperatures from -25°C to 70°C (-13°F to 158°F). Typical applications include protecting feeders and branch circuits in commercial and industrial panelboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 600V AC
  • Current Rating: 100A
  • Dimensions: 163 mm H x 104 mm W x 86 mm D (6.4 in x 4.09 in x 3.4 in)
  • Weight: 4 lb
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Feeder and Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Poles: 2
  • Phase: 1
  • Phase Connection: AB
  • AIC Rating: 65kA @ 480V
  • Connection: I-Line Style, Lug Terminal
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: H
  • Trip Type: Thermal Magnetic
  • Breaker Type: Molded Case
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Wire Size: 14 AWG to 3/0 AWG (Cu/Al)
  • MCM Size: Min. 14 AWG, Max. 3/0 AWG (Cu/Al)
  • Certification: UL, CSA, NOM
  • Family: Powerpact
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901430582
  • GTIN: 00785901430582