QJ23B175 - 175Amp Circuit Breaker

QJ23B175 - 175Amp Circuit Breaker

The QJ23B175 is a 3-pole, 175-amp molded case circuit breaker designed for use in your electrical distribution systems requiring dependable overcurrent and short-circuit protection. Built with a 10kA interrupting rating at 240VAC, this Type QJ circuit breaker is intended as a form, fit, and functional replacement for compatible installations. Its 40°C calibration helps you to maintain its rated operating characteristics in higher ambient temperatures commonly found in commercial and industrial electrical environments. The breaker is also HACR rated, making it suitable for heating, air conditioning, and refrigeration equipment where permitted by applicable electrical codes. Supplied with load-side lugs for straightforward installation, the QJ23B175 is built to last and offers a practical solution for maintaining existing electrical systems while helping you provide dependable circuit protection.

Key Features and Benefits

• 175 Amp Current Rating: 175 amp current rating for higher-capacity branch and feeder circuit protection.
• 3-Pole Configuration: 3-pole configuration for compatible three-phase electrical systems.
• 10kA Interrupting Capacity: 10kA interrupting capacity at 240VAC.
• Type QJ Design: Type QJ molded case circuit breaker for form, fit, and functional replacement applications.
• 40°C Calibration: Calibrated for 40°C ambient operating conditions.
• HACR Rated: HACR rated for qualifying heating, air conditioning, and refrigeration applications.
• Load-Side Lugs Included: Includes load-side lugs to simplify installation.
• Compact Molded Case Design: Compact molded case design for use in compatible panelboards and distribution equipment.
• Built to Last: Built to last for continued service in existing electrical systems.

Technical Specifications

• Part Number: QJ23B175
  
• Type: QJ
  
• Product Type: Molded Case Circuit Breaker
  
• Poles: 3
  
• Current Rating: 175 Amps
  
• Interrupting Rating: 10kA @ 240VAC
  
• Voltage Rating: 240VAC
  
• Dimensions:
  • Height: 7.0 in.
  • Width: 4.5 in.
  • Depth: 2.53 in.
• Ambient Calibration: 40°C
  
• HACR Rated: Yes
  
• Included Accessories: Load-Side Lugs
  

Material Compliance and Certifications

• HACR Rated: HACR Rated for qualifying HVAC and refrigeration applications.
• Molded Case Construction: Molded case circuit breaker construction.
• Industry Standards: Manufactured to meet applicable industry standards for its design and ratings.

Where It Works Best

• The QJ23B175 is well suited for commercial and industrial electrical distribution systems that require a 175-amp, 3-pole Type QJ circuit breaker. It is commonly used in compatible panelboards, switchboards, distribution equipment, and feeder circuits where its 10kA at 240VAC interrupting rating and HACR rating meet the requirements of the installation. It is intended for use as a form, fit, and functional replacement in compatible legacy electrical systems, helping maintain proper circuit protection without changing the original equipment design.