FCP34045 - 45 Amp Circuit Breaker

FCP34045 - 45 Amp Circuit Breaker

Discover the FCP34045, a three-pole, 45-amp thermal-magnetic molded case circuit breaker designed to deliver dependable protection and performance in demanding industrial environments. Built on the proven FCP frame type, this breaker handles high fault currents with ease—rated at 65 kA AIC at 480 VAC and 100 kA at 240 VAC—making it an ideal choice for applications requiring serious interrupting capacity. It runs at 60 Hz and is rated for ambient temperatures up to 40 °C, so you can count on consistent operation even in challenging settings. Because it’s classified for HACR (heating, air-conditioning and refrigeration) use, the FCP34045 offers flexibility across HVAC systems alongside panelboards, switchboards and motor control centres.

Key Features and Benefits

• Exceptional interrupting capacity: 65 kA at 480 VAC and 100 kA at 240 VAC ensures the FCP34045 can respond to high fault currents with confidence.
• Thermal-magnetic protection: Combines overload and short-circuit protection in one unit to safeguard your equipment and wiring.
• Versatile industrial application: Suits panelboards, switchboards and motor control centres, covering a wide range of settings.
• HACR-type rated: Especially well-suited for HVAC, refrigeration and heating systems, offering extended flexibility.
• Durable construction: Engineered to operate reliably under demanding conditions, giving you peace of mind in industrial installations.
  

Technical Specifications

• Frame Type: FCP
  
• Poles: 3
  
• Amperage: 45 A
  
• Interrupting Capacity:
  • 65 kA at 480 VAC
  • 100 kA at 240 VAC
• Dimensions:
  • Width: 4.50 inches
  • Length: 6.00 inches
  • Depth: 3.13 inches
• Weight: 7.00 lbs
  
• Frequency: 60 Hz
  
• Ambient Temperature Rating: up to 40 °C
  
• Type: Thermal-magnetic, molded case circuit breaker
  

Material Compliance and Certifications

• Industry Standards: The FCP34045 meets stringent safety and performance standards, including UL 489 and IEC 60947-2 certification, confirming its suitability for a variety of industrial applications.
• Material Compliance: Materials used within its construction adhere to applicable environmental and safety regulations, ensuring both safety and regulatory compliance.
  

Where It Works Best

• This circuit breaker works best in industrial plants, commercial buildings and facilities where high fault-current protection is essential. It excels as a replacement or new-installation product in motor control centres, panelboards and switchboards. Thanks to its HACR-type rating, it’s also a strong fit for heating, air-conditioning and refrigeration systems—making it a smart choice for contractors, facility managers and electrical professionals who demand reliability.