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Square D HJA36150AABC - Molded Case Breaker 150A 600V 3-Pole

Square D
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Square D HJA36150AABC is a 3-pole molded case circuit breaker designed for LI (Long-Time and Instantaneous) protection in industrial power distribution systems. It is rated for 150A continuous current at 600V AC, with a high interrupting capacity of 65kA at 480V AC for robust fault clearance. The unit features a thermal magnetic trip mechanism, I-Line style plug-in connection for secure mounting, and weighs 10.27 lb, constructed for durability in panelboards. This breaker complies with applicable UL and NEMA standards for overcurrent protection in commercial and industrial environments. Typical applications include motor control centers, distribution panels, and heavy machinery requiring reliable branch circuit protection.

Key Features & Specifications
  • Type: Molded case circuit breaker, thermal magnetic, LI (Long-Time and Instantaneous) functions
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 65kA at 480V AC
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • Weight: 10.27 lb
  • Standards: UL, NEMA
  • Applications: Industrial power distribution, motor control centers, panelboards


Product Identification
  • UPC: Not available
  • GTIN: Not available