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Square D QGA221752 - Molded Case Circuit Breaker 175A 2-Pole

Square D
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Square D QGA221752 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 175A current rating and a 240V AC voltage rating, with a high interrupting capacity of 65kA. The breaker is constructed with a compact Q-frame size, measuring 164.34 mm H x 76.2 mm W x 99.82 mm D and weighing 4.663 lb, and utilizes a thermal-magnetic trip unit for combined long-time and instantaneous (LI) protection functions. It complies with UL, CSA, NEMA, and NOM standards and is engineered for operation in temperatures from -25°C to 70°C. This two-pole, plug-in I-Line style breaker is typically applied in panelboards and switchboards for feeder and branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, I-Line Plug-In Connection
  • Voltage Rating: 240V AC
  • Current Rating: 175A
  • Dimensions: 6.47 in (164.34 mm) H x 3 in (76.2 mm) W x 3.93 in (99.82 mm) D
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Applications: Industrial and Commercial Panelboards, Feeder and Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Phase: 1
  • AIC rating: 65kA @ 240V
  • Connection: I-Line Style, Lug Terminal
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • Frame Size: Q
  • Trip Type: Thermal-Magnetic
  • Temp Rating: -13 to 158 °F (-25 to 70 °C)
  • Certification: UL, CSA, NOM
  • Phase Connection: AC
  • Family: I-Line
  • Country of Origin: Mexico
  • Weight: 4.663 lb


Product Identification
  • UPC: 785901531784
  • GTIN: 00785901531784