Square D HJA36150U44X - Molded Case Circuit Breaker 150A 600V
Square D HJA36150U44X - Molded Case Circuit Breaker 150A 600V
Square D HJA36150U44X - Molded Case Circuit Breaker 150A 600V
Square D HJA36150U44X - Molded Case Circuit Breaker 150A 600V

Square D HJA36150U44X - Molded Case Circuit Breaker 150A 600V

Square D
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Square D HJA36150U44X is a molded case circuit breaker designed for providing comprehensive LSIG (Long-Time, Short-Time, Instantaneous, and Ground Fault) protection in three-phase electrical systems. It features a 150A current rating and a 600V voltage rating, housed within a compact H-frame measuring 163 mm H x 104 mm W x 86 mm D and weighing 8.001 lb. The breaker is constructed with solid-state protection technology and complies with UL, CSA, NEMA, NOM, and IEC 60947-2 standards for safety and performance. Its I-Line style plug-in connection and compatibility with 14 AWG to 3/0 AWG copper or aluminum wiring make it suitable for industrial power distribution, panelboards, and switchgear applications.

Key Features & Specifications
  • Type: HJA Molded Case Circuit Breaker with Solid State LSIG Protection
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Dimensions: 6.4 in (163 mm) H x 4.09 in (104 mm) W x 3.4 in (86 mm) D
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial Power Distribution, Panelboards, Switchgear
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: 28-158 °F (-2-70 °C)
  • Phase: 3
  • Amperage: 150A
  • AIC Rating: 65kA @ 480V
  • Connection: I-Line Style Plug-In, Lug Terminal
  • Poles: 3
  • Protection: LSIG (Long-Time, Short-Time, Instantaneous, Ground Fault)
  • Functions: LSIG Protection
  • Frame Size: H
  • Wire Size: 14 AWG to 3/0 AWG (Copper/Aluminum)
  • Certification: UL, CSA, NOM
  • Phase Connection: ABC
  • MCM Size: Min. 14 AWG, Max. 3/0 AWG (Cu/Al)
  • Mounting: Plug-In
  • Terminal Connection: I-Line, Lug
  • Frequency Rating: 50/60 Hz
  • Compatible Frames: I-Line
  • Country of Origin: United States


Product Identification
  • UPC: 785901764373
  • GTIN: 00785901764373