THJK436200WL - 200Amp Circuit Breaker

THJK436200WL - 200 Amp Circuit Breaker

The THJK436200WL molded case circuit breaker is a 3-pole, 200-amp circuit breaker designed for use in your commercial and industrial power distribution systems where dependable overcurrent and short-circuit protection is required. As part of the THJK4 series, this breaker features a non-interchangeable thermal magnetic trip unit with internal common trip functionality, helping protect your electrical equipment and conductors from damage caused by overloads and fault conditions. Its cable-in/cable-out (lug-lug) configuration includes both line-side and load-side lugs, simplifying installation and replacement in compatible systems. Built for long-term service in demanding environments, the THJK436200WL combines proven thermal magnetic protection with high interrupting capacity ratings, making it a practical choice for maintaining and servicing existing electrical infrastructure. Designed to fit applications requiring a 200A, 3-pole molded case circuit breaker, it delivers the form, fit, and function needed for compatible power distribution equipment.

Key Features and Benefits

• 200 Amp Current Rating: 200 Amp current rating for commercial and industrial power distribution applications.
• 3-Pole Configuration: 3-pole configuration for three-phase electrical systems.
• THJK4 Series Design: THJK4 series molded case circuit breaker design.
• Thermal Magnetic Trip Unit: Non-interchangeable thermal magnetic trip unit for overload and short-circuit protection.
• Internal Common Trip: Internal common trip mechanism for coordinated pole operation during fault conditions.
• Cable-In/Cable-Out Construction: Cable-in/cable-out (lug-lug) construction.
• Included Lugs: Includes both line-side and load-side lugs.
• HACR Rated: HACR rated for use in heating, air conditioning, and refrigeration applications where applicable.
• High Interrupting Capacity: High interrupting capacity ratings for demanding electrical environments.
• Long Service Life: Built to provide long service life in properly maintained electrical systems.
  

Technical Specifications

• Manufacturer Series: THJK4
  
• Part Number: THJK436200WL
  
• Type: Molded Case Circuit Breaker
  
• Poles: 3
  
• Amperage Rating: 200A
  
• Trip Unit: Thermal Magnetic
  
• Trip Style: Internal Common Trip
  
• Configuration: Cable-In/Cable-Out (Lug-Lug)
  
• Included Connections: Line and Load-Side Lugs
  
• A.I.C. Rating @ 600VAC: 25kA
  
• A.I.C. Rating @ 480VAC: 35kA
  
• A.I.C. Rating @ 240VAC: 65kA
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 3.81 in.
• HACR Rated: Yes
  

Material Compliance and Certifications

• HACR Rated: HACR Rated.
• Commercial and Industrial Use: Designed and manufactured for use in applicable commercial and industrial electrical distribution systems.
• Thermal Magnetic Protection Technology: Thermal magnetic protection technology for overcurrent and short-circuit protection.
• Internal Common Trip Design: Internal common trip design helps maintain coordinated circuit interruption across all poles.
• Professional Installation: Intended for installation and service by qualified electrical professionals in accordance with applicable electrical codes and standards.
  

Where It Works Best

• The THJK436200WL is well-suited for commercial buildings, industrial facilities, manufacturing operations, distribution equipment, HVAC installations, and other three-phase electrical systems requiring a 200-amp molded case circuit breaker. Its lug-lug configuration and included line and load lugs make it a practical solution for maintenance projects, equipment servicing, and compatible replacement applications where matching electrical ratings and physical fit are important considerations.