FAL34045 - 45 Amp Circuit Breaker

FAL34045 - 45 Amp Circuit Breaker

When you're replacing a breaker in an existing FA Series system, matching the catalog number and electrical details is usually the first step. The Square D FAL34045 is a 45 Amp, 3-pole molded case circuit breaker designed for compatible 480V FA Series applications where keeping the existing equipment configuration is important. This breaker fits the needs of facilities that want to maintain their current electrical setup rather than make unnecessary changes to the panel or wiring.

Key Features and Benefits

• 45 Amp FA Series molded case circuit breaker
• Three-pole design for compatible three-phase electrical systems
• 480V class breaker for applicable FA Series installations
• Thermal-magnetic trip unit provides overload and short-circuit protection
• Unit-mount construction
• AL100FA terminal configuration
• Line and load lug connections
• HACR rated for qualifying HVAC and refrigeration applications
• Designed to match compatible existing FA Series equipment
• Built to last for continued service in commercial and industrial environments

Technical Specifications

• Manufacturer: Square D
  
• Catalog Number: FAL34045
  
• Series: FA
  
• Product Type: Molded Case Circuit Breaker
  
• Current Rating: 45 Amps
  
• Number of Poles: 3
  
• Voltage Rating: 480 VAC
  
• Trip Unit Technology: Thermal-Magnetic
  
• Breaking Capacity Code: A
  
• Mounting Style: Unit Mount
  
• Electrical Connections:
  • Line Lugs
  • Load Lugs
• Terminal Identifier: AL100FA
  
• Phase Connection: ABC
  
• Magnetic Hold Current: 400 Amps
  
• Magnetic Tripping Current: 850 Amps
  
• Application Rating: HACR
  
• Dimensions:
  • Height: 6.4 in.
  • Width: 4.5 in.
  • Depth: 4.13 in.
• Country of Origin: Mexico
  

Material Compliance and Certifications

The Square D FAL34045 is UL Listed and CSA Certified for use in applicable molded-case circuit breaker installations. It is also HACR rated for qualifying heating, air conditioning, and refrigeration applications. Before replacing an existing breaker, confirm that the amperage, voltage rating, pole configuration, mounting style, and terminal connections match the equipment requirements. Installation should be completed according to the National Electrical Code (NEC) and applicable local electrical codes.

Where It Works Best

• Commercial electrical distribution panels
• Industrial facilities
• Manufacturing equipment
• HVAC systems
• Refrigeration equipment
• Three-phase branch circuits
• Compatible FA Series electrical systems