QBF32175TS - 175 Amp Circuit Breaker

QBF32175TS - 175 Amp Circuit Breaker

The QBF32175TS PowerPacT Q-Frame Circuit Breaker is a dependable choice for professionals seeking consistent electrical protection and reliable performance. Designed for 240V AC systems, this 175-amp, 3-pole circuit breaker delivers precise thermal-magnetic trip protection that helps prevent overloads and short circuits. Its design ensures long-term durability, while the busbar connection with studs on both the line and load ends allows for quick, secure installation. Whether used in industrial panels or commercial distribution systems, the QBF32175TS offers efficiency and peace of mind with every operation.

Key Features and Benefits

• Dependable Overcurrent Protection: Engineered with a thermal-magnetic trip unit that quickly detects and interrupts faults, reducing the risk of damage to connected equipment.
• High Interrupting Capacity: Rated at 10kA at 240VAC, providing confidence in demanding electrical environments.
• Consistent Performance: Operates at an 80% continuous current rating, ensuring stable function even under extended load conditions.
• Durable Construction: Designed for endurance with 5,000 mechanical cycles (unloaded) and 1,000 cycles (loaded) for long service life.
• Simple, Secure Installation: The busbar mounting system with studs on both ends streamlines installation and ensures a strong electrical connection.
• Compact Design: Its manageable size and layout make it ideal for retrofit or space-limited electrical panels.
  

Technical Specifications

• Line Rated Current: 175 A
  
• Number of Poles: 3
  
• Interrupting Rating: 10 kA at 120/208 VAC 50/60 Hz UL, 10 kA at 240 VAC 50/60 Hz UL
  
• Rated Operational Voltage: 240 V AC 50/60 Hz UL
  
• Rated Impulse Withstand Voltage: 8 kV UL
  
• Trip Unit Technology: Thermal-Magnetic
  
• Magnetic Tripping Current: 2400 A
  
• Magnetic Hold Current: 1200 A
  
• Mounting Method: Unit mount (busbar)
  
• Tightening Torque: 247.8 lbf.in (28 N·m)
  
• Dimensions (H × W × D): 6.47 in × 4.5 in × 3.93 in (164.34 mm × 114.3 mm × 99.82 mm)
  

Material Compliance and Certifications

• RoHS / REACh Compliant: Manufactured with materials that minimize environmental impact.
• Certified by UL, CSA, and NOM: Verified for international safety, performance, and durability standards.
  

Where It Works Best

• The QBF32175TS PowerPacT Q-Frame Circuit Breaker is perfectly suited for industrial and commercial power distribution systems that demand both protection and longevity. It performs exceptionally in panelboards, motor control centers, and electrical switchgear requiring dependable fault interruption and continuous operation. For electricians, contractors, and facility managers, this circuit breaker provides a reliable, easy-to-install solution that ensures electrical systems remain safe, compliant, and efficient.