QGA221752 - 175 Amp Circuit Breaker

QGA221752 - 175 Amp Circuit Breaker

The QGA221752 circuit breaker is a 2-pole, 175 amp molded case circuit breaker designed for use in PowerPact™ Q-Frame systems with I-Line, plug-on mounting. Built for dependable overcurrent protection in commercial and industrial electrical distribution systems, this breaker delivers a 65kA interrupting capacity at 240VAC, helping safeguard equipment from overloads and short circuits. Its thermal magnetic trip unit provides reliable, time-tested protection, making it a practical form, fit, and functional replacement for compatible installations. Designed to meet demanding electrical requirements, the QGA221752 is constructed for long service life and consistent operation in properly maintained systems.

Whether you are maintaining existing infrastructure or replacing a failed unit in a panelboard or switchboard, this 175A Q-Frame breaker provides the electrical ratings and configuration required for compatibility with designated I-Line distribution equipment.

Key Features and Benefits

• 175 Amp Continuous Rating: Suitable for branch and feeder circuit protection in commercial and industrial systems.
• 2-Pole Configuration: Designed for single-phase or line-to-line applications requiring dual-pole interruption.
• 65kA Interrupting Capacity at 240VAC: Helps protect downstream equipment during high fault conditions.
• Thermal Magnetic Trip Mechanism: Provides inverse time overload protection and instantaneous short-circuit response.
• Q-Frame Construction: Engineered for compatibility within PowerPact Q-Frame distribution systems.
• I-Line Plug-On Mounting: Allows secure installation in designated I-Line panelboards and switchboards.
• Molded Case Design: Durable housing built to last under normal operating conditions.
  

Technical Specifications

• Part Number: QGA221752
  
• Frame Type: QGA (PowerPact Q-Frame)
  
• Poles: 2
  
• Amperage Rating: 175A
  
• Voltage Rating: 240VAC
  
• Interrupting Rating (A.I.C.): 65kA @ 240VAC
  
• Trip Type: Thermal Magnetic
  
• Mounting Type: I-Line, Plug-On
  
• Phase: A-C Phase
  
• Breaker Type: Molded Case Circuit Breaker
  
• Approximate Shipping Weight: 3.0 lbs
  
• Approximate Height: 7.88 in
  

Material Compliance and Certifications

• Industry Standards: The QGA221752 circuit breaker is manufactured in accordance with applicable industry standards for molded case circuit breakers.
• UL Listing and NEC Guidelines: Units are typically produced to meet UL listing requirements and conform to relevant NEC application guidelines when installed within properly rated equipment. Always confirm installation meets local electrical codes and equipment labeling.
  

Where It Works Best

• Commercial buildings with I-Line distribution systems
• Industrial facilities requiring 175A feeder or branch circuit protection
• Electrical panelboards and switchboards designed for Q-Frame breakers
• Maintenance and replacement projects requiring compatible QGA configuration