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Square D HGL36150U31X - Molded Case Circuit Breaker 150A 600V 3P

Square D
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Square D HGL36150U31X is a molded case circuit breaker designed for providing reliable overcurrent protection in three-phase industrial power distribution systems. It features a 150A current rating and a 600V AC voltage rating, housed within a compact 150A/HG frame measuring 163 mm H x 104 mm W x 86 mm D and weighing 4.08 lb. This solid-state protection device with Micrologic LI (Long-time and Instantaneous) functionality is constructed for feed-thru connection with box lug terminals, accepting wire sizes from 14 AWG to 3/0 AWG, and operates within a temperature range of -25 to 70 °C. It complies with UL, CSA, NEMA, NOM, and IEC 60947-2 standards, making it suitable for a wide range of commercial and industrial panelboard and switchboard applications where robust and certified protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Solid State Protection, Micrologic Standard with LI Functionality
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Dimensions: 163 mm H x 104 mm W x 86 mm D (6.4 in x 4.09 in x 3.4 in)
  • Weight: 4.08 lb
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Power Distribution, Panelboards, Switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Fixed
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 3
  • Poles: 3
  • Protection: Overcurrent
  • Functions: Long-Time (L) and Instantaneous (I)
  • Frame Size: 150A/HG
  • Breaker Type: Micrologic Standard W LI Functionality
  • MCM Size: 14 AWG to 3/0 AWG
  • Connection: Feed-Thru
  • Terminal Connection: Box Lug
  • Wire Size: AWG 14 to AWG 3/0 (aluminium/copper terminal)
  • Certification: UL, CSA, NOM
  • Phase Connection: ABC
  • Country of Origin: United States
  • Family: Powerpact


Product Identification
  • UPC: 785901308171
  • GTIN: 00785901308171