TJK426225WL - 225A Circuit Breaker

TJK426225WL - 225A Circuit Breaker

The TJK426225WL molded case circuit breaker is designed for dependable circuit protection in your commercial and industrial electrical distribution systems where consistent performance and compatibility matter. Built as part of the trusted TJK4 Q-Line series, this 225-amp, 2-pole thermal magnetic circuit breaker combines internal common trip functionality with a non-interchangeable trip unit to help you protect connected equipment from overloads and short circuits. Its cable-in/cable-out lug-lug configuration simplifies installation in a variety of panel and switchgear applications, while the included line- and load-side lugs provide added convenience during setup. Engineered for long service life and reliable operation, the TJK426225WL is commonly used in facilities that require durable molded case protection for legacy or existing electrical systems.

Key Features and Benefits

• 225 Amp Continuous Current Rating: Designed for commercial and industrial power distribution applications requiring dependable molded case circuit protection.
• 2-Pole Configuration: Intended for compatible AC electrical systems where reliable disconnect functionality is required.
• Thermal Magnetic Trip Unit: Helps provide dependable overload and short-circuit protection for connected electrical equipment.
• Internal Common Trip Mechanism: Disconnects both poles simultaneously during fault conditions for added protection.
• Cable-In/Cable-Out (Lug-Lug) Design: Supports straightforward wiring connections in panel and switchgear applications.
• Includes Line and Load-Side Lugs: Provides added installation convenience during setup.
• Q-Line Type TJK4 Breaker: Intended for use in compatible legacy electrical equipment and distribution systems.
• HACR Rated: Suitable for heating, air conditioning, and refrigeration equipment applications.
• Durable Molded Case Construction: Designed for long-term service in demanding commercial and industrial environments.
  

Technical Specifications

• Part Number: TJK426225WL
  
• Manufacturer Series: TJK4 Q-Line
  
• Product Type: Molded Case Circuit Breaker
  
• Poles: 2
  
• Amperes: 225A
  
• Trip Unit: Thermal Magnetic
  
• Trip Style: Internal Common Trip
  
• Configuration: Cable-In/Cable-Out (Lug-Lug)
  
• Included Accessories: Line and Load-Side Lugs
  
• A.I.C. Rating @ 240VAC: 42kA
  
• A.I.C. Rating @ 480VAC: 30kA
  
• A.I.C. Rating @ 600VAC: 22kA
  
• HACR Rated: Yes
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 3.81 in.

Material Compliance and Certifications

• Industry Applications: The TJK426225WL circuit breaker is manufactured for use in electrical distribution applications requiring molded case circuit protection and HACR-rated operation.
• Standards and Installation: The breaker is designed to meet applicable industry standards associated with its voltage interruption ratings and intended installation environments. Proper installation should always be performed in accordance with local electrical codes and manufacturer specifications.
  

Where It Works Best

• The TJK426225WL is well-suited for commercial buildings, industrial facilities, mechanical systems, and electrical distribution equipment requiring a 225A, 2-pole molded case circuit breaker. It is commonly used in switchboards, panelboards, HVAC equipment, and other applications where maintaining compatibility with existing electrical infrastructure is important. Its thermal magnetic protection and high interrupting capacity make it a practical fit for systems operating at up to 600VAC.