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Square D QJL22175 - Molded Case Circuit Breaker 175A 240V 2-Pole

Square D
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Square D QJL22175 is a molded case circuit breaker designed for reliable overcurrent protection in industrial power distribution systems. It provides a 175A current rating and 240V voltage rating with a high 100kA interrupting capacity at 240V AC. The breaker features a compact Q-frame design with dimensions of 164.34 mm H x 76.2 mm W x 99.82 mm D, a feed-thru connection, and a two-pole, single-phase configuration utilizing a thermal-magnetic trip unit for long-time and instantaneous (LI) protection functions. It is certified to UL, CSA, and NOM standards and operates within a temperature range of -25°C to 70°C (-13°F to 158°F), making it suitable for panelboards, switchboards, and industrial control panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, QJL Series
  • 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 Power Distribution, Panelboards, Switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Feed-Thru
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Phase: 1
  • AIC rating: 100kA @ 240V
  • Connection: Feed-Thru
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: Q Frame
  • Certification: UL, CSA, NOM
  • Weight: 3.35 lb


Product Identification
  • UPC: 785901705581