FA36050 **Old Style** - 50 Amp Circuit Breaker

FA36050 **Old Style** - 50 Amp Circuit Breaker

When you need a dependable replacement for an existing FA Series installation, the FA36050 Old Style delivers the electrical ratings and compatibility needed to keep your system operating as intended. This 50 Amp, 3-pole thermal-magnetic molded-case circuit breaker is designed for use in compatible I-Line panelboards, making it well-suited for maintaining commercial and industrial electrical distribution equipment already in service.

Its thermal-magnetic trip mechanism responds to both prolonged overloads and sudden short circuits, helping to protect electrical equipment and branch circuits during everyday operation.

Key Features and Benefits

• 50 Amp current rating
• Three-pole design for compatible three-phase electrical systems
• FA Series Old Style molded case circuit breaker
• Thermal magnetic trip mechanism helps protect against overloads and short circuits
• Designed for compatible I-Line panelboard installations
• HACR Type rated for qualifying HVAC and refrigeration equipment
• Rated for 60Hz operation
• Suitable for ambient temperatures up to 40°C (104°F)
• Form, fit, and functional replacement for compatible FA Series applications
• Durable molded case construction built to last

Technical Specifications

• Part Number: FA36050 Old Style
  
• Type: FA
  
• Circuit Breaker Type: Thermal Magnetic Molded Case
  
• Amperage: 50 Amps
  
• Poles: 3
  
• Voltage Ratings: 240VAC, 480VAC, 600VAC
  
• A.I.C. Rating:
  • 14kA @ 600VAC
  • 14kA @ 480VAC
  • 18kA @ 240VAC
• Frequency: 60Hz
  
• HACR Rated: Yes
  
• Ambient Temperature: 40°C (104°F)
  
• Compatible Equipment: I-Line Panelboards
  
• Dimensions:
  • Width: 4.50" W
  • Height: 8.75" H
  • Depth: 4.38" D
• Approximate Shipping Weight: 7.50 lbs.
  

Material Compliance and Certifications

The FA36050 Old Style is intended for use in compatible FA Series I-Line panelboards that match the original electrical and mechanical requirements. Before installation, verify compatibility with the existing equipment, including amperage, voltage, interrupting capacity, pole configuration, and mounting arrangement. Installation should always be performed by qualified personnel and in accordance with the National Electrical Code (NEC), local electrical codes, and the equipment manufacturer's recommendations. This breaker is designated as HACR Type for qualifying HVAC and refrigeration applications.

Where It Works Best

• The FA36050 Old Style is commonly used in:
• Commercial buildings
• Industrial facilities
• Manufacturing plants
• Office complexes
• Schools and institutional buildings
• HVAC and refrigeration equipment requiring HACR-rated protection
• Three-phase branch and feeder circuits
• Existing FA Series I-Line panelboard installations requiring a form, fit, and functional replacement