TJK436150WL - 150Amp Circuit Breaker

TJK436150WL - 150 Amp Circuit Breaker

The TJK436150WL molded case circuit breaker is designed for your dependable circuit protection in commercial and industrial electrical distribution systems operating up to 600VAC. Built as part of the trusted TJK4 Q-Line series, this 3-pole breaker features a fixed, non-interchangeable thermal magnetic trip unit with internal common trip functionality to help you safeguard connected equipment from overloads and short circuits. Its cable-in/cable-out lug-lug configuration allows for straightforward installation in compatible panelboards and switchgear applications, while the included line- and load-side lugs help reduce setup time in the field.

Rated at 150 amps, the TJK436150WL is commonly used in manufacturing facilities, HVAC systems, distribution panels, and other demanding electrical environments where consistent overcurrent protection is required. The breaker is also HACR rated, making it suitable for heating, air conditioning, and refrigeration applications. Designed with durability and long service life in mind, this molded case circuit breaker offers the form, fit, and function needed for maintaining or servicing existing electrical systems.

Key Features and Benefits

• 150 Amp Current Rating: Designed for medium- to heavy-duty commercial and industrial applications.
• 3-Pole Configuration: Designed for three-phase electrical systems.
• Thermal Magnetic Trip Unit: Provides protection against overloads and short circuits.
• Internal Common Trip Mechanism: Helps disconnect all poles simultaneously during fault conditions.
• Cable-In/Cable-Out (Lug-Lug) Design: Supports convenient wiring connections.
• Includes Line and Load-Side Lugs: Helps support installation compatibility.
• HACR Rated: Suitable for HVAC and refrigeration equipment applications.
• Q-Line TJK4 Series Construction: Intended for use in compatible legacy electrical systems.
• Built to Last: Designed for demanding operating environments.
  

Technical Specifications

• Part Number: TJK436150WL
  
• Manufacturer Series: TJK4 Q-Line
  
• Product Type: Molded Case Circuit Breaker
  
• Poles: 3
  
• Amperage Rating: 150A
  
• Voltage / A.I.C. Ratings: 22kA @ 600VAC; 30kA @ 480VAC; 42kA @ 240VAC
  
• Trip Unit Type: Non-Interchangeable Thermal Magnetic
  
• Trip Style: Internal Common Trip
  
• Connection Type: Cable-In/Cable-Out (Lug-Lug)
  
• Included Accessories: Line and Load-Side Lugs
  
• HACR Rated: Yes
  
• Dimensions:
  • Height: 10.13 in
  • Width: 8.25 in
  • Depth: 3.81 in

Material Compliance and Certifications

• Industry Standards: The TJK436150WL circuit breaker is manufactured for use in accordance with applicable molded case circuit breaker standards and is suitable for installation in properly rated electrical distribution systems.
• HACR Rating: Its HACR rating supports use in heating, air conditioning, and refrigeration equipment applications where permitted by local electrical codes and system requirements.
• Compatibility Notice: Always confirm compatibility with the intended panelboard or switchgear before installation.
  

Where It Works Best

• The TJK436150WL is commonly installed in commercial buildings and tenant spaces, industrial power distribution systems, HVAC and refrigeration equipment circuits, manufacturing facilities and processing plants, and electrical panels and switchboards requiring 150A three-phase protection. Its combination of thermal magnetic protection, common trip functionality, and high interrupting capacity makes it a practical solution for maintaining safe and reliable operation in existing electrical infrastructure.