QBM32175TN - 175 Amp Circuit Breaker

QBM32175TN - 175 Amp Circuit Breaker

The QBM32175TN is a 3-pole, 175-amp thermal magnetic circuit breaker designed to provide dependable overcurrent and short-circuit protection for commercial and industrial electrical distribution systems. Built with a non-interchangeable trip unit, this Type QBM circuit breaker delivers consistent trip performance while helping protect electrical equipment from damage caused by overloads and fault conditions. Rated 10kA at 240VAC, it is well suited for applications requiring reliable circuit protection in panelboards, switchboards, and other power distribution equipment. This model features lug terminals on the line side and 1/4-20 inch studs on the load side, making it a practical choice for installations that require these specific connection configurations. Whether you're replacing an existing breaker or maintaining critical electrical infrastructure, the QBM32175TN offers dependable performance and long-term reliability.

Key Features and Benefits

• 175 Amp continuous current rating for demanding commercial and industrial applications.
• Three-pole configuration protects three-phase electrical systems with a single device.
• Thermal magnetic trip mechanism protects against both overloads and short circuits.
• A non-interchangeable trip unit helps maintain consistent protection by preventing trip-setting changes.
• 10kA interrupting rating at 240VAC supports safe interruption of available fault current within its rating.
• Lug terminals on the line side simplify incoming conductor connections.
• 1/4-20 inch stud terminals on the load side accommodate compatible downstream connections.
• Designed for dependable operation in electrical distribution equipment where reliable circuit protection is essential.

Technical Specifications

• Part Number: QBM32175TN
  
• Type: QBM
  
• Poles: 3
  
• Amperage: 175 Amps
  
• Trip Unit: Non-Interchangeable Thermal Magnetic
  
• Interrupting Rating: 10kA @ 240VAC
  
• Voltage Rating: 240VAC
  
• Line Connection: Lug Terminals
  
• Load Connection: 1/4-20 in. Studs
  
• Dimensions:
  • Height: 6.5 in.
  • Width: 4.5 in.
  • Depth: 3.13 in.

Material Compliance and Certifications

• The QBM32175TN is manufactured for use in electrical power distribution applications and is designed to meet applicable industry standards for its product class. Compatibility, certifications, and regulatory compliance may vary depending on the installation, equipment, and production date. Always verify that the breaker's ratings and specifications match the requirements of your electrical system and local electrical codes before installation.

Where It Works Best

• The QBM32175TN is an excellent choice for protecting electrical circuits in a variety of commercial and industrial environments, including:
  • Commercial buildings and office facilities
  • Manufacturing plants and industrial equipment
  • Electrical panelboards and switchboards
  • Distribution systems serving three-phase loads
  • Equipment requiring 175-amp overcurrent protection
  • Maintenance, repair, and replacement projects where a Type QBM breaker with the specified terminal configuration is required
  Its combination of a 175-amp rating, thermal-magnetic protection, 3-pole design, and 10 kA interrupting capacity at 240 VAC makes the QBM32175TN a dependable solution for maintaining safe and efficient operation of electrical distribution systems.