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Square D QDA32175 - Molded Case Circuit Breaker 175A 3P (25kA AIC)

Square D
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The Square D QDA32175 is a molded case circuit breaker designed to provide reliable overcurrent and short-circuit protection for three-phase industrial power distribution systems. It features a 175A current rating and a 240V AC voltage rating, housed within a compact 250A frame with dimensions of 164.34 mm H x 114.3 mm W x 99.82 mm D and a weight of 6.841 lb. This thermal-magnetic breaker is constructed for plug-in connection to I-Line panelboards, utilizing lug terminals compatible with wire sizes from 4 AWG to 300 MCM, and it operates effectively across a temperature range of -25 to 70 °C. It complies with UL, CSA, NEMA, and NOM standards and offers an interrupting capacity of 25kA at 240V, making it suitable for protecting feeders and branch circuits in commercial and industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 240V AC
  • Current Rating: 175A
  • Frame Size: 250A/QD
  • Poles: 3
  • AIC Rating: 25kA @ 240V
  • Connection: Plug-In for I-Line Panelboards, Lug Terminal
  • Phase Connection: 3-Phase (ABC)
  • Wire Size Range: 4 AWG to 300 MCM
  • Dimensions: 164.34 mm H x 114.3 mm W x 99.82 mm D (6.47 in x 4.5 in x 3.93 in)
  • Weight: 6.841 lb
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Standards & Certification: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Breaker Type: Standard
  • Protection: Thermal Magnetic


Product Identification
  • UPC: 785901603573
  • GTIN: 00785901603573