FA34025 - 25 Amp Circuit Breaker

FA34025 - 25 Amp Circuit Breaker

When you need dependable protection for three-phase power systems, the FA34025 delivers. This 25 A thermal-magnetic circuit breaker is built to handle demanding conditions with an 18 kA interrupting capacity at 480 V AC and 25 kA at 240 V AC—making it ideal for industrial and commercial installations where safety and continuity matter. Featuring a three-pole configuration and I-Line mounting format, the FA34025 integrates easily into existing switchboards and panelboards. The thermal-magnetic trip mechanism responds precisely to both overloads and short-circuit events, giving you a high level of system protection in a compact footprint. Whether you’re upgrading, expanding or installing new equipment, you’ll appreciate the installation flexibility and performance this breaker offers.

Key Features and Benefits

• High interrupting capacity: Withstands up to 18 kA at 480 V AC and 25 kA at 240 V AC, offering strong protection against fault conditions.
• Thermal-magnetic trip unit: Combines thermal (overload) and magnetic (short-circuit) protection to respond accurately to different fault types.
• I-Line mounting: Designed for straightforward installation into compatible panelboards and switchboards, reducing labour time and integration headaches.
• Three-pole design: Provides complete protection across all three phases in a three-phase system, ensuring balanced and safe operation.
• Compact size: With dimensions of approximately 6.4 in (162.6 mm) height × 4.5 in (114.3 mm) width × 4.13 in (104.9 mm) depth, the unit fits efficiently into many typical panelboard layouts.
  

Technical Specifications

• Trip Unit Type: Thermal-magnetic
  
• Line Rated Current: 25 A
  
• Poles: 3 (three-pole)
  
• Interrupting Capacity:
  • 18 kA at 480 V AC
  • 25 kA at 240 V AC
• Magnetic Hold Current: 275 A
  
• Magnetic Trip Current: 600 A
  
• Electrical Connection: Lugs (load side) / I-Line connection (line side)
  
• Mounting Mode: I-Line
  
• Dimensions:
  • Height: 6.4 in (162.6 mm)
  • Width: 4.5 in (114.3 mm)
  • Depth: 4.13 in (104.9 mm)

Material Compliance and Certifications

• Certifications: Certified to UL and CSA standards for electrical safety and performance.
• Environmental Compliance: Compliant with RoHS and REACH environmental regulations.
• Green Premium: Built as part of a “Green Premium” product line, demonstrating commitment to sustainability and reduced environmental impact.
  

Where It Works Best

• The FA34025 is especially well-suited for three-phase systems in commercial buildings, light industrial facilities, and other installations where dependable protection is critical. Use it when you’re upgrading existing switchboards or specifying protection for new panel installations. Its I-Line format means it fits into many common panelboard setups without extra adaptors. Whether it’s an HVAC system, pump bank, motor control centre or general three-phase load distribution panel, this breaker gives you the performance and ease of installation needed to safeguard your electrical infrastructure.