EGB3050FFB - 50Amp Circuit Breaker

EGB3050FFB - 50Amp Circuit Breaker

When you're maintaining an existing electrical distribution system, using a circuit breaker that matches the original equipment helps keep your project simple and your system operating as intended. The EGB3050FFB Thermal Magnetic Circuit Breaker is a 50 Amp, 3-pole bolt-on molded case circuit breaker designed to provide the form, fit, and function required for compatible legacy electrical equipment. Featuring fixed thermal magnetic trip settings, this breaker helps protect branch circuits from overloads and short circuits while preserving the original system configuration. Its bolt-on mounting provides a secure installation, and the included load-side lug terminals help streamline wiring during replacement or routine maintenance.

Whether you're replacing an aging breaker or performing preventive maintenance, the EGB3050FFB delivers the electrical ratings needed for many commercial and industrial applications.

Key Features and Benefits

• 50 Amp current rating for branch circuit protection
• 3-pole configuration for compatible three-phase electrical systems
• Bolt-on mounting for 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
• Calibrated for operation in 40°C (104°F) ambient environments
• Designed to provide the form, fit, and function required for compatible legacy electrical systems
• Built to last for dependable service in properly maintained installations
  

Technical Specifications

• Part Number: EGB3050FFB
  
• Type: EGB Thermal Magnetic Circuit Breaker
  
• Current Rating: 50 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.
• Approximate Weight: 3 lbs.
  

Material Compliance and Certifications

The EGB3050FFB is manufactured for use in compatible electrical distribution equipment and is intended to meet the applicable requirements for molded case circuit breakers. Proper installation and maintenance in accordance with applicable electrical codes and manufacturer recommendations help ensure safe and dependable operation.

Where It Works Best

• Commercial office buildings
• Manufacturing and processing facilities
• Healthcare facilities
• Educational campuses
• Retail and mixed-use buildings
• Electrical distribution panels
• Control panels and switchgear
• Facility maintenance and retrofit projects
• Applications requiring a compatible 50 Amp, 3-pole bolt-on thermal magnetic circuit breaker