FC34050 - 50 Amp Circuit Breaker

FC34050 - 50 Amp Circuit Breaker

When you’re running heavy industrial loads, you need dependable circuit protection you can trust. The FC34050 delivers exactly that—a 50 amp, three-pole molded-case circuit breaker built for demanding environments. With the versatility of thermal and magnetic trip-elements, this breaker not only handles prolonged overcurrents but responds instantly to fault conditions—making it an excellent choice for panelboards, switchboards, enclosures and busway plug-in units in industrial or HVAC settings.

Key Features and Benefits

• High interrupting capacity: Capable of interrupting up to 65 kA at 480 VAC and 100 kA at 240 VAC, it offers strong protection against short circuits and overloads.
• Thermal-magnetic operation: Combines the benefits of both thermal (long-term overcurrent) and magnetic (instantaneous fault) trip mechanisms for full-spectrum protection.
• Molded-case design: Built to withstand tough conditions; the durable housing is designed for long service life in industrial use.
• Installation flexibility: Compatible with I-Line panelboards and HACR-rated for Heating, Air-Conditioning and Refrigeration applications—giving you broader application potential.
  

Technical Specifications

• Amperage: 50 A
  
• Poles: 3
  
• Frame type: FC
  
• Frequency: 60 Hz
  
• Interrupting rating:
  • 65 kA @ 480 VAC
  • 100 kA @ 240 VAC
• Dimensions:
  • Width: 4.50″
  • Length: 8.75″
  • Depth: 4.38″
• Ship weight: 7.50 lbs
  
• Operating temperature: up to 40 °C (standard industrial ambient)
  

Material Compliance and Certifications

• UL Listed: Meets recognized safety and performance standards.
• RoHS compliant: Minimizes use of hazardous materials and supports more environmentally responsible installations.
• HACR rated: Suitable for HVAC equipment as well as general industrial loads.
  

Where It Works Best

• This circuit breaker is particularly well-suited for industrial electrical systems where robust interruption capability and multi-pole protection are essential. Whether you’re managing large motor loads, integrating into I-Line panelboards, or serving HVAC or refrigeration systems in a factory setting, the FC34050 offers dependable service. If you need a 50 amp, 3-pole solution that holds up under fault conditions and supports long-term reliability, this unit is the one you’ll want.