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Square D QDA221752 - Molded Case Circuit Breaker 175A 240V 2-Pole

Square D
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Square D QDA221752 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, housed within a compact 250A/QD frame with dimensions of 164.34 mm H x 76.2 mm W x 99.82 mm D and a weight of 4.72 lb. The breaker is constructed for plug-in connection to I-Line panelboards, utilizing a thermal magnetic trip unit with long-time and instantaneous (LI) functions and lug terminals compatible with wire sizes from 4 AWG to 300 MCM. It complies with UL, CSA, NEMA, and NOM-003-SCFI-2000 standards and is rated for an interrupting capacity of 25kA at 240V AC, operating effectively in ambient temperatures from -25°C to 70°C. This unit is typically applied in single-phase AC distribution panels for feeder and branch circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Standard, Thermal Magnetic Protection with LI (Long-Time & Instantaneous) Trip
  • Voltage Rating: 240V AC
  • Current Rating: 175A
  • Frame Size: 250A/QD
  • AIC Rating: 25kA @ 240V AC
  • Poles: 2
  • Phase: 1
  • Connection: Plug-In Panelboard
  • Terminal Connection: Lug
  • MCM/Wire Size: Minimum 4 AWG, Maximum 300 MCM
  • Dimensions: 164.34 mm H x 76.2 mm W x 99.82 mm D (6.47 in x 3 in x 3.93 in)
  • Weight: 4.72 lb
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Standards & Certification: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Panel Type: I-Line Panelboards
  • Family: I-Line
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901687184
  • GTIN: 00785901687184