TJ226150 - 150Amp Circuit Breaker

TJ226150 - 150 Amp Circuit Breaker

The TJ226150 thermal-magnetic circuit breaker is designed for dependable circuit protection in your commercial and industrial electrical distribution systems where consistent overcurrent protection is essential. Built on the TJ-frame platform, this 2-pole, 150-amp breaker features a non-interchangeable trip unit and is rated for 14 kA interrupting capacity at 480 VAC. It's a thermal-magnetic trip design that helps you protect connected equipment and electrical systems from overloads and short circuits while maintaining compatibility with existing TJ-frame installations. Rated for operation at 40°C, the TJ226150 is commonly used in panelboards, switchboards, motor control applications, and other legacy power distribution systems where matching form, fit, and function is important. Load-side terminals are included, helping simplify installation and field replacement. Built with durable construction and designed for long service life, this breaker remains a practical solution for maintaining and servicing existing electrical infrastructure.

Key Features and Benefits

• 150-amp thermal-magnetic circuit breaker: Designed for commercial and industrial power distribution systems requiring dependable overcurrent protection.
• 2-pole configuration: Designed for compatible TJ-frame applications and existing system compatibility.
• Non-interchangeable trip unit: Helps maintain fixed protection settings for consistent operation.
• Interrupting capacity: Rated at 14kA at 480VAC for protection against overloads and short circuits.
• 40°C rated operation: Designed for dependable operation in standard operating environments.
• Load-side terminals included: Helps simplify installation and field replacement applications.
• Form, fit, and function replacement: Designed for compatibility in existing TJ-frame systems and legacy electrical infrastructure.
• Durable construction: Built to withstand demanding electrical environments and provide long service life.
• Equipment protection: Suitable for protecting feeders, distribution circuits, and connected equipment from overloads and short circuits.
  

Technical Specifications

• Part Number: TJ226150
  
• Frame Type: TJ-Frame
  
• Circuit Breaker Type: Thermal-Magnetic
  
• Poles: 2
  
• Amperes: 150A
  
• Voltage Rating: 480VAC
  
• A.I.C. Rating: 14kA @ 480VAC
  
• Trip Unit: Non-Interchangeable
  
• Temperature Rating: 40°C
  
• Included Accessories: Load-Side Terminals
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 4.0 in.

Material Compliance and Certifications

• Commercial and Industrial Use: Manufactured for use in commercial and industrial electrical systems.
• Industry Standards: Designed to meet applicable industry standards for molded case circuit breakers.
• Thermal-Magnetic Protection Technology: Provides overload and short-circuit protection for connected electrical systems and equipment.
• Equipment Compatibility: Suitable for use in properly rated electrical distribution equipment and assemblies.
  

Where It Works Best

• The TJ226150 circuit breaker is well-suited for industrial facilities, commercial buildings, manufacturing environments, and electrical distribution systems requiring a 2-pole 150A breaker with TJ-frame compatibility. It is commonly used in switchboards, panelboards, motor control centers, and feeder circuit protection applications where maintaining existing equipment configuration is important. Its form, fit, and functional compatibility make it a practical replacement option for servicing and maintaining legacy electrical systems.