THKMA836800WL - 800Amp Circuit Breaker

THKMA836800WL - 800 Amp Circuit Breaker

The THKMA836800WL is an 800-amp, 3-pole industrial molded-case circuit breaker designed to protect your electrical distribution systems from overloads and short circuits in demanding commercial and industrial environments. Built with an interchangeable thermal-magnetic trip unit and an internal common trip mechanism, this breaker helps you maintain circuit protection while supporting the operational requirements of large electrical systems. Its cable-in/cable-out (lug-lug) configuration includes both line-side and load-side lugs, allowing for straightforward installation and replacement in compatible equipment. Engineered for long service life, the THKMA836800WL is built to last and provides dependable protection for switchboards, panelboards, motor control applications, and power distribution equipment requiring high-current protection.

Key Features and Benefits

• 800 Amp Current Rating: 800 Amp current rating for high-capacity power distribution applications.
• 3-Pole Configuration: 3-pole configuration designed for three-phase electrical systems.
• THKM8 Series: THKM8 series molded case circuit breaker.
• Thermal Magnetic Protection: The thermal magnetic trip unit protects against both overload and short-circuit conditions.
• Interchangeable Trip Unit: Interchangeable trip unit design supports maintenance and service requirements.
• Internal Common Trip: The internal common trip mechanism helps ensure all poles trip simultaneously during fault conditions.
• Cable-In/Cable-Out Configuration: Cable-in/cable-out (lug-lug) connection configuration.
• Included Lugs: Includes both line-side and load-side lugs.
• HACR Rated: HACR rated for heating, air conditioning, and refrigeration applications.
• Application Versatility: Suitable for commercial, industrial, and institutional electrical systems.
• Long-Term Durability: Built for long-term durability and dependable operation.
  

Technical Specifications

• Part Number: THKMA836800WL
  
• Type: THKM8
  
• Current Rating: 800 Amps
  
• Poles: 3
  
• Trip Unit: Thermal Magnetic
  
• Connection Type: Cable-In/Cable-Out (Lug-Lug)
  
• Common Trip: Internal Common Trip
  
• HACR Rated: Yes
  
• A.I.C. Rating:
  • 25kA @ 600VAC
  • 35kA @ 480VAC
  • 65kA @ 240VAC
• Dimensions:
  • Height: 15.5 in.
  • Width: 8.25 in.
  • Depth: 5.5 in.
• Included Accessories: Line-Side and Load-Side Lugs
  

Material Compliance and Certifications

• HACR Rated: HACR rated for applicable heating, air conditioning, and refrigeration equipment applications.
• Electrical Distribution Systems: Manufactured for use in electrical distribution systems requiring molded case circuit breaker protection.
• Industry Standards: Designed to meet applicable industry standards associated with its ratings and configuration.
• Verification Required: Verify compliance requirements and suitability with local codes, equipment specifications, and installation requirements before use.
  

Where It Works Best

• The THKMA836800WL is well-suited for commercial buildings, industrial facilities, manufacturing operations, distribution equipment, switchboards, panelboards, motor control systems, and large power distribution networks requiring an 800A, 3-pole molded-case circuit breaker. It is commonly used where a compatible THKM8-frame breaker is needed for form, fit, and functional replacement within existing electrical infrastructure. The thermal-magnetic protection characteristics make it appropriate for applications requiring both overload protection and rapid response to short-circuit conditions, while maintaining compatibility with established power distribution systems.