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Square D Q221175AB - Molded Case Circuit Breaker 175A 2-Pole

Square D
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Square D Q221175AB 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, utilizing a thermal-magnetic trip mechanism for both long-time delay and instantaneous short-circuit protection. This two-pole, single-phase breaker is constructed with a durable molded case, weighs 4 lb, and employs an I-Line style plug-in connection for simplified installation. It complies with industry standards for circuit protection and is rated for an interrupting capacity of 10kA at 240V. Typical applications include protecting feeders, branch circuits, and equipment within panelboards and switchboards.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Q2 Series, Thermal-Magnetic Protection
  • Voltage Rating: 240V AC
  • Current Rating: 175A
  • Poles: 2
  • Phase: 1
  • Connection: I-Line Style Plug-In
  • Protection Functions: LI (Long-Time and Instantaneous)
  • AIC Rating: 10kA @ 240V
  • Weight: 4 lb


Product Identification
  • Manufacturer Part Number: Q221175AB