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Square D HDA36125AA - Molded Case Breaker 125A 600V 3-Pole

Square D
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The Square D HDA36125AA is a three-pole molded case circuit breaker designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 125A continuous current, and provides thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. This unit features an I-Line style plug-in connection, weighs 12.5 lb, and has an AIC rating of 18kA at 480V for three-phase applications. It complies with industry standards for molded case breakers, ensuring reliable performance in switchboards and panelboards. Typical applications include protecting feeders, motors, and branch circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 600V AC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 18kA@480V
  • Connection: I-Line Style Plug-In
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 12.5 lb


Product Identification
  • UPC: Not specified
  • GTIN: Not specified