SHLD69400G - 400Amp Circuit Breaker

SHLD69400G - 400Amp Circuit Breaker

When you need a 400 amp molded case circuit breaker that matches the requirements of an existing electrical distribution system, the SHLD69400G delivers the form, fit, and function professionals expect. Built on the SLD600A frame, this 3-pole thermal magnetic circuit breaker is designed to provide dependable overcurrent and ground fault protection in commercial and industrial applications. Its adjustable trip unit gives you the flexibility to tailor protection settings to your system, with controls for continuous current, long-time delay, instantaneous protection, ground fault pickup, and ground fault delay. Whether you're replacing a compatible breaker during maintenance or keeping critical equipment operating as intended, the SHLD69400G is built to last and designed to integrate with compatible installations without unnecessary modifications.

Key Features and Benefits

• 400 Amp Current Rating: 400 Amp current rating for demanding commercial and industrial electrical systems.
• Three-Pole Design: Three-pole design for three-phase power distribution.
• Thermal Magnetic Trip Unit: Thermal magnetic trip unit provides overload and short-circuit protection.
• Adjustable Trip Settings: Adjustable trip settings help coordinate protection with your electrical system.
• Adjustable Functions: Includes adjustable Continuous Current Setting, Long Time Delay, Instantaneous Setting, Ground Fault Pickup, and Ground Fault Delay.
• Interrupting Ratings: 35kA @ 600VAC, 65kA @ 480VAC, and 100kA @ 240VAC.
• SLD600A Frame: SLD600A frame with SHLD6-A configuration.
• Replacement Design: Designed as a form, fit, and functional replacement for compatible equipment.
• Built to Last: Built to last for long-term service.
• Lug Terminals: Lug terminals not included.
  

Technical Specifications

• Part Number: SHLD69400G
  
• Type: SHLD6-A
  
• Frame: SLD600A
  
• Circuit Breaker Type: Molded Case Circuit Breaker
  
• Trip Unit: Thermal Magnetic
  
• Poles: 3
  
• Amperage: 400A
  
• Interrupting Rating: 35kA @ 600VAC; 65kA @ 480VAC; 100kA @ 240VAC
  
• Adjustable Functions:
  • Continuous Current Setting
  • Long Time Delay
  • Instantaneous Setting
  • Ground Fault Pickup
  • Ground Fault Delay
• Dimensions:
  • Height: 11.0 in.
  • Width: 7.5 in.
  • Depth: 4.0 in.
• Lug Terminals: Not Included
  

Material Compliance and Certifications

• Equipment Compatibility: The SHLD69400G is manufactured for use in compatible electrical distribution equipment and is designed to meet the electrical ratings associated with its frame size and configuration.
• Verification Requirements: Always verify voltage, amperage, interrupting capacity, and equipment compatibility before installation.
• Installation Requirements: Installation should be completed in accordance with applicable electrical codes and manufacturer recommendations.
  

Where It Works Best

• The SHLD69400G is commonly used in switchboards, panelboards, motor control equipment, industrial facilities, manufacturing plants, commercial buildings, and other three-phase electrical distribution systems that require a 400 amp, 3-pole molded case circuit breaker. Its adjustable protection settings make it well suited for applications where proper coordination with existing electrical equipment is important. Designed as a form, fit, and functional replacement, it helps maintain compatibility with existing systems while providing the protection characteristics required for the application.