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Square D HGA36090SK - Molded Case 90A 600V 3-Pole

Square D
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Square D HGA36090SK is a 3-pole molded case circuit breaker from the Powerpact family, designed to provide thermal-magnetic protection with long-time and instantaneous (LI) trip functions for industrial power distribution systems. It is rated for 600V AC, 90A continuous current, and delivers a 35kA interrupting capacity at 480V AC, with a 24Vac shunt trip for remote tripping capability. This unit features an I-Line style plug-in connection for secure mounting in compatible panelboards, weighs 5 lb, and is constructed for robust performance in demanding environments. The breaker complies with industry standards for overcurrent protection, ensuring reliable operation in commercial and industrial applications. Typical uses include motor control centers, distribution panels, and machinery requiring coordinated circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Powerpact HGA Series
  • Voltage Rating: 600V AC
  • Current Rating: 90A
  • Poles: 3
  • Phase: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC Rating: 35kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 5 lb
  • Additional Info: Complete with 24Vac shunt trip
  • Circuit Breaker Mounting Style: Plug-In
  • Standards: Industry standard for overcurrent protection
  • Applications: Industrial power distribution, motor control centers, panelboards


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