EGB3040FFB - 40Amp Circuit Breaker

EGB3040FFB - 40Amp Circuit Breaker

Finding the right replacement circuit breaker is about more than matching an amperage rating—it's about ensuring compatibility with your existing electrical system. The EGB3040FFB Thermal Magnetic Circuit Breaker is a 40 Amp, 3-pole bolt-on molded case circuit breaker designed to provide the form, fit, and function needed for compatible legacy electrical distribution equipment. Equipped with fixed thermal magnetic trip settings, this breaker helps protect electrical circuits from overloads and short circuits while maintaining the original configuration of your installation. Its bolt-on design provides a secure mounting connection, and the included load-side lug terminals simplify wiring during maintenance or replacement.

Whether you're performing preventive maintenance or replacing a failed breaker, the EGB3040FFB is designed for dependable service in commercial and industrial electrical systems.

Key Features and Benefits

• 40 Amp current rating for branch circuit protection
• 3-pole design for compatible three-phase electrical systems
• Bolt-on mounting for a secure installation
• Thermal magnetic trip mechanism with fixed trip settings
• Helps protect circuits against overloads and short circuits
• Load-side lug terminals included for convenient field wiring
• Interrupting capacity of:
  • 25kA @ 240VAC
  • 18kA @ 480VAC
• Designed for operation in 40°C (104°F) ambient environments
• Provides the form, fit, and function required for compatible legacy electrical equipment
• Built to last for dependable service in properly maintained electrical systems
  

Technical Specifications

• Part Number: EGB3040FFB
  
• Type: EGB Thermal Magnetic Circuit Breaker
  
• Current Rating: 40 Amps
  
• Number of Poles: 3
  
• Mounting Style: Bolt-On
  
• Trip Type: Thermal Magnetic with Fixed Trip Settings
  
• Interrupting Rating:
  • 25kA @ 240VAC
  • 18kA @ 480VAC
• Operating Temperature Calibration: 40°C (104°F)
  
• Terminals: Load-side lug terminals included
  
• Dimensions:
  • Height: 5.50 in.
  • Width: 3.00 in.
  • Depth: 2.94 in.
• Weight: Approximately 3 lbs.
  

Material Compliance and Certifications

The EGB3040FFB is manufactured for use in compatible electrical distribution systems and is designed to meet applicable industry standards for molded case circuit breakers. Proper installation and maintenance in accordance with applicable electrical codes and manufacturer recommendations help ensure safe, reliable operation.

Where It Works Best

• Commercial office buildings
• Manufacturing facilities
• Healthcare facilities
• Educational institutions
• Retail buildings
• Electrical distribution panels
• Control panels and switchgear
• Maintenance and retrofit projects
• Applications requiring a compatible 40 Amp, 3-pole bolt-on thermal magnetic circuit breaker