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Square D HDA36150US - 3-Pole 150A Molded Case Breaker (600V AC)

Square D
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Square D HDA36150US is a 3-pole molded case circuit breaker from the Powerpact family, designed for overcurrent protection in industrial power distribution systems. It is rated for 600V AC and 150A, with an 18kA interrupting capacity at 480V, 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 and switchboards, weighing 6 lb. This breaker complies with industry standards for molded case circuit breakers, ensuring reliable performance in demanding environments. Typical applications include branch circuit protection in manufacturing facilities, commercial buildings, and heavy machinery where 3-phase power is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Powerpact HDA Series
  • Voltage Rating: 600V AC
  • Current Rating: 150A
  • Poles: 3
  • Phase: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • AIC Rating: 18kA@480V
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 6 lb
  • Standards: UL 489, CSA C22.2 No. 5
  • Applications: Industrial power distribution, motor control centers, panelboards


Product Identification
  • UPC: 785901891847
  • GTIN: 00785901891847