QBA32175 - 175 Amp Circuit Breaker

QBA32175 - 175 Amp Circuit Breaker

The PowerPacT QBA32175 is a heavy-duty circuit breaker designed to handle demanding electrical loads while keeping your system safe. Rated for 175 amps and built for 240V AC systems, this 3-pole breaker offers dependable protection against overloads and short circuits. It uses a thermal-magnetic trip unit to quickly respond to fault conditions and features Schneider Electric’s I-Line mounting for straightforward installation. A built-in push-to-trip button makes testing and manual shutoff fast and simple, giving you extra control when you need it.

Key Features and Benefits

• Effective Protection: Thermal-magnetic technology reacts quickly to overloads and short circuits, helping prevent damage to wiring and connected equipment.
• Handles Higher Fault Currents: With a 10kA interrupting rating at 208Y/120V and 240V AC, this breaker can safely manage significant fault conditions.
• Fits Multiple Setups: The 3-pole design and I-Line mounting system make it easy to integrate into many commercial or residential panelboards.
• Hands-On Control: A front push-to-trip button lets you manually disconnect power during maintenance or emergencies.
• Built to Last: Rated for up to 5,000 no-load mechanical cycles and 1,000 loaded cycles, ensuring long-term performance.
• Certified Safe: Meets UL, CSA, and NOM safety standards for reliable operation in professional installations.
  

Technical Specifications

• Model: QBA32175
  
• Voltage: 240 V AC, 50/60 Hz
  
• Current Rating: 175 A
  
• Interrupting Capacity:
  • 10 kA at 208Y/120 V AC
  • 10 kA at 240 V AC
• Trip Technology: Thermal-magnetic
  
• Poles: 3
  
• Mounting: I-Line bracket
  
• Connections: I-Line on line side, mechanical lugs on load side
  
• Continuous Current Rating: 80%
  
• Mechanical Durability: 1,000 cycles (loaded), 5,000 cycles (no load)
  
• Impulse Withstand Voltage: 8 kV
  
• Dimensions:
  • Height: 6.47 inches
  • Width: 4.5 inches
  • Depth: 3.93 inches
• Tightening Torque: 247.82 lbf.in (28 N.m)
  

Material Compliance and Certifications

• Safety Standards: UL, CSA, NOM certified
• Environmental: RoHS and REACh compliant for eco-conscious installations
• Sustainability: Listed in Schneider Electric’s Green Premium program, which promotes environmentally responsible product choices.
  

Suitability

• The PowerPacT QBA32175 is a solid choice for commercial buildings, light industrial setups, and larger residential electrical systems that need strong overcurrent protection. Whether you’re setting up a new panel or upgrading an older one, this breaker delivers dependable safety, straightforward installation, and lasting performance.