FA34045 **Old Style** 45 Amp Circuit Breaker

FA34045 **Old Style** 45 Amp Circuit Breaker

Upgrade your commercial or industrial electrical system with the FA34045 circuit breaker from Schneider Electric. Rated for 480 V and 45 A with a 3-pole configuration, this breaker features a thermal-magnetic trip unit that provides consistent, dependable protection against overcurrent and short-circuit events. Whether you’re outfitting a manufacturing panel, HVAC distribution board or electrical service feed, the FA34045 delivers reliable performance you can count on.

Key Features and Benefits

• Protection you trust: The thermal-magnetic trip unit reacts promptly to both overcurrent and short-circuit conditions, helping safeguard your system and minimize downtime.
• Simple installation: The I-Line mounting system allows for fast, clean installation in compatible panels—cutting installation time and reducing labor costs.
• Efficient space use: With its compact footprint, this breaker fits neatly into tight panel configurations without sacrificing performance.
• Built to last: Crafted with high-quality components, the FA34045 is designed to hold up in demanding electrical environments for long-term service.

Technical Specifications

• Rated Current: 45 A
  
• Number of Poles: 3P
  
• Rated Voltage: 480 V AC
  
• Breaking Capacity:
  • 14kA at 480 V AC
  • 18kA at 240 V AC
• Trip Unit Technology: Thermal-magnetic
  
• Magnetic Hold Current: 400 A
  
• Magnetic Tripping Current: 850 A
  
• Dimensions:
  • Height: 6.4 in
  • Width: 4.5 in
  • Depth: 4.13 in
• Electrical Connection: Lug style for load side; I-Line connection for line side
  

Material Compliance and Certifications

• Certifications: This FA34045 breaker meets industry-recognized standards and holds certifications from UL and CSA.
• Environmental Standards: It also aligns with RoHS and REACH regulations, reflecting Schneider Electric’s emphasis on environmentally responsible manufacturing. The Green Premium® label further signals adherence to eco-design standards and lower-CO₂-impact practices.

Where It Works Best

• This circuit breaker excels in a wide variety of commercial and industrial settings—think manufacturing machinery panels, HVAC system feeders, electrical distribution boards in office buildings or factory complexes. If your application requires a dependable 45 A, 480 V, 3-pole breaker with thermal-magnetic protection and I-Line panel compatibility, this model is a strong candidate.