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Square D QDA221754 - Molded Case Circuit Breaker 175A 240V 2-Pole

Square D
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Square D QDA221754 is a molded case circuit breaker designed for providing reliable overcurrent protection in industrial and commercial electrical systems. It features a 175A current rating and a 240V AC voltage rating, housed within a compact Q frame measuring 164.34 mm H x 76.2 mm W x 99.82 mm D and weighing 4.72 lb. The breaker utilizes a thermal magnetic protection mechanism with long-time and instantaneous (LI) trip functions, ensuring compliance with UL, CSA, NEMA, and NOM-003-SCFI-2000 standards. Its I-Line style plug-in connection facilitates straightforward installation, making it suitable for panelboards and switchboards requiring a 25kA interrupting capacity at 240V in single-phase applications, with an operational temperature range of -25 to 70 °C.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, I-Line Plug-In Connection
  • Voltage Rating: 240V AC
  • Current Rating: 175A
  • Frame Size: Q Frame
  • Poles: 2
  • AIC Rating: 25kA @ 240V
  • Phase: 1
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Connection: I-Line Style Plug-In
  • Standards & Certification: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Operating Temperature: -25 to 70 °C (-13 to 158 °F)
  • 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
  • Family: I-Line
  • Country of Origin: Mexico


Product Identification
  • UPC: 78590160536
  • GTIN: 00785901605362