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Square D HJA36125AABC - 125A 3-Pole Molded Case Breaker (600V, 65kA)

Square D
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Square D HJA36125AABC is a 3-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 125A continuous current at 600V AC, with a high interrupting capacity of 65kA at 480V AC. The unit features a thermal magnetic trip mechanism providing LI (Long-Time and Instantaneous) protection, and utilizes an I-Line style plug-in connection for secure panel mounting. This breaker complies with UL and NEMA standards for molded case circuit breakers, making it suitable for switchboards, panelboards, and motor control centers in manufacturing, commercial, and utility applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, LI Protection
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 65kA@480V
  • Connection: I-Line Style Plug-In
  • Functions: Long-Time and Instantaneous (LI)
  • Weight: 12.5 lb
  • Standards: UL, NEMA
  • Applications: Industrial power distribution, switchboards, panelboards, motor control centers