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Square D HGA36045AABCSH - Molded Case Breaker 45A 600V 3-Pole

Square D
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Square D HGA36045AABCSH is a 3-pole molded case circuit breaker designed for overcurrent protection in I-Line style panelboards and switchboards. It is rated for 45 amps at 600 volts AC with a high interrupting capacity of 35kA at 480VAC, utilizing a thermal magnetic trip unit that provides long-time and instantaneous (LI) protection functions. Weighing 7.95 lb, this unit features an I-Line style plug-in connection for straightforward installation and is constructed with an HGA frame type. The breaker complies with UL, CSA, IEC, and CE standards, ensuring reliable performance in industrial environments. It is commonly applied in commercial and industrial power distribution systems requiring robust circuit protection for three-phase loads.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Square D
  • Model: HGA36045AABCSH
  • Current Rating: 45A
  • Voltage Rating: 600VAC, 500VDC
  • Poles: 3
  • Phase: 3
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • AIC Rating: 35kA @ 480VAC, 65kA @ 240VAC, 20kA @ 500VDC
  • Connection: I-Line Style Plug-In
  • Frame Type: HGA
  • Weight: 7.95 lb
  • Mounting Type: I-Line Style Plug-In
  • Wire Gauge: AWG 14 to 3/0 Aluminum/Copper
  • Temperature Rating: 40°C (104°F)
  • Certifications: UL, CSA, IEC, CE