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Square D HGA36090UK - 90A 3-Pole Molded Case Circuit Breaker

Square D
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Square D HGA36090UK is a three-pole molded case circuit breaker from the Powerpact family, designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC, 90A continuous current, and provides LI (Long-Time and Instantaneous) protection functions via a thermal-magnetic trip mechanism. This 5 lb unit features an I-Line style plug-in connection and a 35kA interrupting capacity at 480V, three-phase, with a compact molded case construction suitable for panelboard mounting. It complies with industry standards for molded case circuit breakers, ensuring reliable performance in demanding environments. Typical applications include branch circuit protection in commercial and industrial electrical panels, motor control centers, and switchboards requiring high fault current interruption.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Powerpact HGA Series
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic, LI (Long-Time and Instantaneous)
  • AIC Rating: 35kA at 480V
  • Phase: 3
  • Weight: 5 lb
  • Functions: LI - Long-Time and Instantaneous
  • Family: Powerpact
  • Type: HGA
  • Item Subcategory: Molded Case


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