TJ236175 - 175A Circuit Breaker

TJ236175 - 175A Circuit Breaker

The TJ236175 circuit breaker is a 3-pole, 175-amp thermal-magnetic circuit breaker designed for dependable overcurrent protection in your commercial and industrial electrical distribution systems. Built on the TJ-frame platform, this breaker features a non-interchangeable trip unit. It is rated for 40°C operation, making it well-suited for demanding environments where consistent circuit protection matters. With a 14k A.I.C. rating at 480VAC, the TJ236175 helps you to protect electrical equipment and connected systems from overloads and short circuits while maintaining compatibility with legacy power distribution systems.

Its thermal-magnetic trip mechanism combines long-time overload protection with instantaneous short-circuit interruption, helping you reduce downtime and protect valuable electrical infrastructure. The included load-side terminals simplify installation and replacement in compatible panelboards and switchgear assemblies. Designed with durability and functional replacement needs in mind, the TJ236175 remains a practical solution for facilities requiring reliable protection components built to last.

Key Features and Benefits

• 175-amp thermal-magnetic circuit breaker: Designed for commercial and industrial applications.
• 3-pole configuration: Supports three-phase electrical systems.
• TJ-frame design: Provides compatibility with existing electrical equipment.
• Non-interchangeable trip unit: Helps maintain fixed protection settings.
• 14k A.I.C. rating at 480VAC: Delivers dependable fault interruption capability.
• 40°C rated: Suitable for operation in elevated ambient temperatures.
• Load-side terminals included: Simplifies installation and connection.
• Built for long-term use: Designed for power distribution and branch circuit protection applications.
  

Technical Specifications

• Part Number: TJ236175
  
• Frame Type: TJ-Frame
  
• Circuit Breaker Type: Thermal-Magnetic
  
• Poles: 3
  
• Amperage: 175A
  
• Voltage Rating: 480VAC
  
• A.I.C. Rating: 14kA @ 480VAC
  
• Trip Unit: Non-Interchangeable
  
• Temperature Rating: 40°C
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 4.0 in.
• Terminals Included: Load-Side Terminals
  

Material Compliance and Certifications

• Industry Standards: The TJ236175 circuit breaker is manufactured for use in electrical distribution systems requiring properly rated overcurrent protection devices. It is designed to meet applicable industry standards for molded case circuit breakers.
• Professional Installation: It is intended for installation by qualified electrical professionals in accordance with local electrical codes and application requirements.
  

Where It Works Best

• The TJ236175 is commonly used in commercial buildings, manufacturing facilities, distribution equipment, and industrial control systems requiring dependable 175A three-phase circuit protection. It is especially suitable for maintaining or replacing compatible breakers in existing legacy electrical systems where matching frame type, amperage, and interrupting ratings are important for continued safe operation.