TJJ436175 - 175Amp Circuit Breaker

TJJ436175 - 175 Amp Circuit Breaker

The TJJ436175 molded case circuit breaker is designed for your dependable circuit protection in commercial and industrial electrical distribution systems that require a 175-amp, 3-pole breaker configuration. Built as part of the trusted Q-Line series, this bolt-on breaker features a thermal magnetic trip unit with internal common trip functionality to help you protect connected equipment from overloads and short circuits. Its non-interchangeable trip design helps maintain consistent protection settings, making it a practical choice for panelboard and distribution applications where stable performance and compatibility matter. The included load-side lugs simplify installation, while the HACR rating supports use in heating, air conditioning, and refrigeration systems. Built to last and engineered for reliable operation in demanding environments, the TJJ436175 remains a solid fit for maintaining existing electrical infrastructure.

Key Features and Benefits

• 175-amp molded case circuit breaker: Designed for commercial and industrial power distribution.
• 3-pole configuration: Designed for three-phase electrical systems.
• Bolt-on mounting style: Provides secure panelboard installation.
• Thermal magnetic trip unit: Provides overload and short-circuit protection.
• Internal common trip mechanism: Helps disconnect all poles simultaneously during fault conditions.
• Non-interchangeable trip unit: Maintains fixed protection settings.
• Includes load-side lugs: Allows convenient wiring connections.
• HACR rated: Suitable for heating, ventilation, air conditioning, and refrigeration applications.
• Q-Line series construction: Designed for long service life and dependable operation.
• Suitable for replacement applications: Supports form, fit, and functional replacement applications in existing systems.
  

Technical Specifications

• Part Number: TJJ436175
  
• Type: TJJ
  
• Product Category: Molded Case Circuit Breaker
  
• Poles: 3
  
• Amperage: 175A
  
• Mounting Style: Bolt-On
  
• Trip Unit: Thermal Magnetic
  
• Trip Type: Internal Common Trip
  
• Trip Design: Non-Interchangeable
  
• A.I.C. Rating:
  • 22k @ 600VAC
  • 30k @ 480VAC
  • 42k @ 240VAC
• Dimensions:
  • Height: 10.13 in
  • Width: 8.25 in
  • Depth: 3.81 in
• Included Accessories: Load-Side Lugs
  
• Series: Q-Line
  
• HACR Rated: Yes
  

Material Compliance and Certifications

• HACR Rated: Suitable for HVAC and refrigeration system applications.
• Commercial and Industrial Use: Designed for use in commercial and industrial electrical systems requiring compliant overcurrent protection.
• Industry Standards: Manufactured to meet industry standards associated with molded case circuit breakers and electrical distribution equipment.
• Compatibility Requirements: Suitable for installations where equipment ratings and compatibility with existing infrastructure are essential.
  

Where It Works Best

• The TJJ436175 circuit breaker is commonly used in commercial buildings and office facilities, industrial distribution panels, manufacturing equipment power systems, HVAC and refrigeration equipment installations, electrical switchboards and panelboards, three-phase power distribution applications, and maintenance and replacement projects involving existing Q-Line systems. With its combination of thermal magnetic protection, bolt-on installation, and industry-recognized Q-Line compatibility, the TJJ436175 is well-suited for maintaining safe and consistent electrical distribution performance in a wide range of operational environments.