TJD422350WL - 350Amp Circuit Breaker

TJD422350WL - 350 Amp Circuit Breaker

The TJD422350WL molded case circuit breaker is designed for dependable circuit protection in your commercial and industrial electrical distribution systems where consistent operation and compatibility matter. Built as part of the trusted Q-Line series, this 2-pole breaker features a 350 amp rating and a 22k A.I.C. rating at 240VAC, making it well-suited for handling demanding power distribution applications. Its cable-in/cable-out lug-lug configuration simplifies installation, while the internal common trip mechanism helps you to provide coordinated protection across both poles during fault conditions. HACR-rated for heating, air conditioning, and refrigeration equipment applications, the TJD422350WL is commonly used in panelboards, switchboards, and distribution equipment where reliable overcurrent protection is required. Designed with durability in mind, this molded case circuit breaker includes both line-side and load-side lugs for added installation convenience and long-term serviceability.

Key Features and Benefits

• 350 amp molded case circuit breaker: For commercial and industrial power distribution systems.
• 2-pole configuration: With internal common trip protection.
• Q-Line design: For compatibility with a range of existing electrical systems.
• Cable-in/cable-out (lug-lug) connection style: For straightforward field installation.
• Includes line-side and load-side lugs: Added installation convenience.
• HACR rated: For HVAC and refrigeration equipment applications.
• 22k A.I.C. rating at 240VAC: For dependable interruption capacity.
• Built for long-lasting operation: In demanding electrical environments.
• Compact footprint: Helps support efficient panel integration and maintenance access.
  

Technical Specifications

• Part Number: TJD422350WL
  
• Type: TJD
  
• Product Category: Molded Case Circuit Breaker
  
• Poles: 2
  
• Amperes: 350A
  
• Voltage Rating: 240VAC
  
• A.I.C. Rating: 22kA @ 240VAC
  
• Trip Type: Internal Common Trip
  
• Configuration: Cable-in/Cable-out (Lug-Lug)
  
• Series: Q-Line
  
• HACR Rated: Yes
  
• Included Accessories: Line and Load-Side Lugs
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 3.81 in.

Material Compliance and Certifications

• HACR Rating: The TJD422350WL circuit breaker is manufactured for use in commercial and industrial electrical systems requiring compliant overcurrent protection components. The HACR rating supports applications involving heating, ventilation, air conditioning, and refrigeration equipment.
• Installation Requirements: Proper installation should always follow applicable NEC requirements, local electrical codes, and manufacturer guidelines.
  

Where It Works Best

• The TJD422350WL is commonly installed in commercial buildings and office facilities, industrial control panels and machinery distribution systems, HVAC and refrigeration equipment disconnect applications, manufacturing facilities and processing plants, electrical distribution panels and switchboards, and retrofit and replacement projects requiring compatible Q-Line circuit breakers. Its combination of a 350A current rating, lug-lug connection design, and common trip protection makes it a practical solution for maintaining safe and consistent electrical distribution in existing systems where proper fit and functional compatibility are essential.