TKMA836350WL **Older Style** - 350Amp Circuit Breaker

TKMA836350WL **Older Style** - 350 Amp Circuit Breaker

The TKMA836350WL older-style black-face molded-case circuit breaker is designed for your industrial and commercial electrical distribution systems that require dependable overcurrent protection and compatibility with existing TKM8 breaker configurations. Built with a thermal magnetic trip unit and internal common trip mechanism, this 3-pole breaker is intended for applications where reliable interruption capacity and consistent operation are essential. Its cable-in/cable-out lug-lug design simplifies installation in switchgear, panelboards, and distribution equipment while maintaining proper conductor connections on both the line and load sides. With interrupting ratings of 22k A.I.C. at 600VAC, 30k A.I.C. at 480VAC, and 42k A.I.C. at 240VAC, the TKMA836350WL is well-suited for demanding electrical systems found in manufacturing facilities, commercial buildings, processing plants, and HVAC-related applications. This breaker was built for your long-term service in industrial environments and includes line- and load-side lugs for added installation convenience.

Key Features and Benefits

• 350 Amp Industrial Molded Case Circuit Breaker: Designed for industrial and commercial electrical distribution systems requiring dependable overcurrent protection.
• 3-Pole Configuration: Intended for use in three-phase power systems where reliable interruption capacity and consistent operation are essential.
• Older Style Black Face Design: Built for compatibility with legacy equipment and existing TKM8-style breaker configurations.
• Thermal Magnetic Trip Unit: Helps protect against overloads and short circuits while supporting safe operation in properly configured electrical distribution systems.
• Internal Common Trip Mechanism: Disconnects all poles simultaneously during fault conditions for dependable protection.
• Cable-In / Cable-Out Lug-Lug Construction: Supports straightforward field installation in switchgear, panelboards, and distribution equipment.
• Line and Load-Side Lugs Included: Maintains proper conductor connections on both the line and load sides for added installation convenience.
• HACR Rated: Suitable for heating, air conditioning, and refrigeration system applications.
• Built for Long-Term Service: Designed to provide dependable protection in demanding industrial and commercial environments.
  

Technical Specifications

• Part Number: TKMA836350WL
  
• Type: TKM8
  
• Frame Style: Older Style Black Face
  
• Poles: 3
  
• Amperage: 350A
  
• Trip Unit: Thermal Magnetic
  
• Trip Style: Internal Common Trip
  
• Voltage / A.I.C. Ratings:
  • 22k @ 600VAC
  • 30k @ 480VAC
  • 42k @ 240VAC
• Connection Type: Cable-in / Cable-out (Lug-Lug)
  
• Included Accessories: Line and Load-Side Lugs
  
• HACR Rated: Yes
  
• Dimensions:
  • Height: 15.5 in
  • Width: 8.25 in
  • Depth: 5.5 in

Material Compliance and Certifications

• HACR Rated: Approved for HVAC and refrigeration system applications.
• Industrial and Commercial Compatibility: Designed for use in accordance with applicable industrial and commercial electrical system requirements.
• Thermal Magnetic Protection: Helps support safe operation in properly configured electrical distribution systems.
• Legacy Equipment Compatibility: Manufactured for compatibility with TKM8-series installations and related legacy equipment layouts.
  

Where It Works Best

• The TKMA836350WL is commonly used in industrial facilities, commercial buildings, power distribution equipment, motor control systems, HVAC installations, and manufacturing environments where existing TKM8-style breakers are already in service. Its older-style black-face configuration makes it particularly useful for maintaining form, fit, and functional compatibility within established electrical systems without requiring major equipment modifications. The breaker’s high interrupting capacity and common trip functionality also make it a practical choice for protecting feeders, large mechanical loads, and three-phase distribution circuits operating under demanding conditions.