Square D HJA36150U31X - Molded Case Circuit Breaker 150A 600V 3P
Square D HJA36150U31X - Molded Case Circuit Breaker 150A 600V 3P

Square D HJA36150U31X - Molded Case Circuit Breaker 150A 600V 3P

Square D
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The Square D HJA36150U31X is a Powerpact H-frame molded case circuit breaker providing reliable overcurrent and short-circuit protection for three-phase industrial power distribution systems. It features a solid-state LI trip unit for long-time and instantaneous protection, rated for 150A at 600V with an interrupting capacity of 65kA at 480V. The compact unit measures 163 mm H x 104 mm W x 86 mm D, weighs 5.809 lb, and is designed for I-Line style plug-in connection with lug terminals accepting copper or aluminum wire from 14 AWG to 3/0 AWG. It is certified to UL, CSA, NOM, and IEC 60947-2 standards for operation in temperatures from -25°C to 70°C, ensuring robust performance in demanding industrial and commercial applications.

Key Features & Specifications
  • Type: HJA Series, H-Frame, Molded Case Circuit Breaker with Solid-State LI (Long-time & Instantaneous) Trip Unit
  • 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)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000, IEC 60947-2
  • Applications: Industrial and Commercial Power Distribution
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Phase: 3
  • Voltage: 600V
  • Amperage: 150A
  • AIC rating: 65kA @ 480V
  • Connection: I-Line Style Plug-In
  • Poles: 3
  • Protection: Solid State
  • Functions: LI - Long-Time and Instantaneous Trip
  • Frame Size: H
  • Terminal Connection: I-Line, Lug
  • Wire Size: 14 AWG to 3/0 AWG (Copper/Aluminum)
  • Certification: UL, CSA, NOM
  • Phase Connection: ABC
  • Weight: 5.809 lb
  • Country of Origin: United States


Product Identification
  • UPC: 78590170248
  • GTIN: 00785901702481