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Square D HJA36150AA - 150A 3-Pole Molded Case Circuit Breaker

Square D
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Square D HJA36150AA is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 150A continuous current at 600V AC, with an interrupting capacity of 65kA at 480V AC, and utilizes thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. The unit features an I-Line style plug-in connection for secure mounting in compatible panelboards, weighs 10.27 lb, and is constructed for three-phase applications. This breaker complies with industry standards for molded case circuit breakers, making it suitable for protecting feeders, branch circuits, and motor control centers in commercial and industrial environments.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 65kA@480V
  • Connection: I-Line Style Plug-In
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 10.27 lb
  • Standards: UL, CSA, NEMA
  • Applications: Industrial power distribution, feeder protection, motor control centers


Product Identification
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