TJJ436150WL - 150A Circuit Breaker

TJJ436150WL - 150A Circuit Breaker

The TJJ436150WL molded case circuit breaker is designed for dependable circuit protection in your commercial and industrial electrical distribution systems where consistent overcurrent protection is essential. Built as part of the Q-Line family, this 3-pole, 150-amp breaker features a non-interchangeable thermal magnetic trip unit with internal common trip functionality to help you protect connected equipment and branch circuits from overloads and short circuits. Its cable-in/cable-out lug-lug configuration simplifies installation in compatible systems, while the included line- and load-side lugs help reduce the need for additional components during setup. Engineered for long service life and dependable operation, the TJJ436150WL is commonly used in panelboards, switchgear, and distribution equipment requiring high interrupting capacity and reliable protection in demanding electrical environments. HACR rating compatibility also makes it suitable for heating, air conditioning, and refrigeration applications where code-compliant protection is required.

Key Features and Benefits

• 150 Amp molded case circuit breaker: Designed for commercial and industrial power distribution.
• 3-pole configuration: Supports three-phase electrical systems.
• Thermal magnetic trip unit: Provides both overload and short-circuit protection.
• Internal common trip design: Helps disconnect all poles simultaneously during fault conditions.
• Cable-in/cable-out (lug-lug) connection configuration: Supports straightforward installation.
• Includes both line-side and load-side lugs: Helps reduce the need for additional components during setup.
• HACR rated: Suitable for heating, air conditioning, and refrigeration equipment applications.
• Q-Line design compatibility: For use in applicable electrical distribution systems.
• Compact footprint: Helps fit into compatible switchboards, panelboards, and distribution assemblies.
• Built for long-term durability: Designed for dependable operation in demanding operating environments.
  

Technical Specifications

• Part Number: TJJ436150WL
  
• Type: TJJ
  
• Product Category: Molded Case Circuit Breaker
  
• Poles: 3
  
• Amperage: 150A
  
• Trip Unit: Non-Interchangeable Thermal Magnetic
  
• Trip Function: Internal Common Trip
  
• Connection Type: Cable-in/Cable-out (Lug-Lug)
  
• Included Accessories: Line and Load-Side Lugs
  
• A.I.C. Rating:
  • 22k @ 600VAC
  • 30k @ 480VAC
  • 42k @ 240VAC
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 3.81 in.
• HACR Rated: Yes
  

Material Compliance and Certifications

• HACR Rated: Approved for HVAC and refrigeration applications.
• Commercial and Industrial Use: Manufactured for use in applicable commercial and industrial electrical systems.
• Industry Standards: Designed to meet industry standards associated with molded case circuit breaker applications.
• Thermal Magnetic Protection: Helps support the safe operation of connected electrical equipment.
  

Where It Works Best

• The TJJ436150WL is well-suited for commercial buildings, manufacturing facilities, industrial distribution systems, HVAC equipment, and electrical infrastructure requiring dependable three-phase circuit protection. It is commonly installed in panelboards, switchgear assemblies, motor distribution systems, and feeder circuits where a 150A molded case breaker with high interrupting capacity is required. Its lug-lug connection setup also makes it a practical fit for maintenance replacements and compatible legacy electrical systems where proper form, fit, and function are important.