TEF124050 - 50Amp Circuit Breaker

TEF124050 - 50Amp Circuit Breaker

The TEF124050 molded case circuit breaker is designed for use in your commercial and industrial electrical distribution systems where dependable circuit protection and equipment compatibility are essential. Featuring a 2-pole configuration, a 50 amp rating, and an 18kA interrupting capacity at 480VAC, this breaker helps you protect electrical systems from overloads and short circuits through its non-interchangeable thermal magnetic trip unit. Built to last, it is well suited as a form, fit, and functional replacement for compatible TEF series installations, making it an ideal choice for maintaining existing electrical systems without modifying equipment. The breaker also includes load-side lugs, helping you simplify installation in compatible panels and switchgear while maintaining proper conductor termination.

Key Features and Benefits

• Part Number: TEF124050
• 50 Amp Continuous Current Rating: 50 Amp continuous current rating for commercial and industrial branch circuit protection.
• 2-Pole Design: 2-pole design for 480VAC applications.
• 18kA Interrupting Capacity: 18kA interrupting capacity at 480VAC for fault current protection.
• TEF Series Molded Case Circuit Breaker: TEF series molded case circuit breaker designed for compatible electrical systems.
• Non-Interchangeable Thermal Magnetic Trip Unit: Non-interchangeable thermal magnetic trip unit provides fixed overload and short-circuit protection.
• Includes Load-Side Lugs: Includes load-side lugs for convenient conductor connections.
• Built to Last: Built to last for long-term service in properly maintained electrical systems.
• Form, Fit, and Functional Replacement: Intended as a form, fit, and functional replacement in compatible legacy installations.

Technical Specifications

• Part Number: TEF124050
  
• Type: TEF
  
• Circuit Breaker Type: Molded Case Industrial Circuit Breaker
  
• Trip Unit: Non-Interchangeable Thermal Magnetic
  
• Poles: 2
  
• Amperage: 50A
  
• Interrupting Capacity: 18kA @ 480VAC
  
• Dimensions:
  • Height: 6.31 in.
  • Width: 2.75 in.
  • Depth: 3.38 in.
• Load Connections: Includes Load-Side Lugs
  

Material Compliance and Certifications

• Compatibility and Installation: The TEF124050 is manufactured for use in electrical distribution systems that require a 50 amp, 2-pole molded case circuit breaker with an 18kA interrupting rating at 480VAC. It is designed for installation in compatible equipment and should be installed and maintained in accordance with applicable electrical codes and manufacturer requirements.
• Certifications and Compliance: Product certifications and compliance may vary depending on the original manufacturing configuration and application. Always verify compatibility and rating requirements before installation.
  

Where It Works Best

• The TEF124050 is commonly used in:
  • Commercial buildings
  • Industrial facilities
  • Manufacturing plants
  • Electrical distribution panels
  • Motor and equipment branch circuits
  • Facility maintenance and repair projects requiring a compatible TEF series replacement
  Its combination of 50 amp protection, 2-pole configuration, and 18kA @ 480VAC interrupting capacity makes it a practical solution for maintaining compatible electrical distribution systems while preserving the original form, fit, and function.