131F4277 Danfoss VLT FC-102 HVAC Drive 3.0 KW / 4.0 HP, 380 - 480 VAC, IP55

Why Choose the Danfoss 131F4277 VLT HVAC Drive?

The Danfoss 131F4277 is a compact and reliable AC variable frequency drive (VFD) from the Danfoss VLT HVAC Drive FC 102 series, designed for efficient motor control in heating, ventilation and air conditioning applications. It provides accurate speed regulation for three-phase motors used in fans, pumps and building automation systems.

This drive is engineered to improve HVAC performance while helping reduce energy consumption, mechanical stress and operating costs. The VLT HVAC Drive FC 102 platform includes dedicated HVAC functionality, intelligent control features and dependable motor protection for commercial buildings, plant rooms and industrial facilities.

With a rated output power of 3.0 kW / 4.0 HP and a three-phase 380–480 V AC supply, the Danfoss 131F4277 is suitable for small HVAC motor control applications. Its IP55 / Type 12 backplate enclosure, integrated RFI filter, graphical local control panel and compact A5 frame make it a practical choice for protected building services installations.

Key Advantages

• Compact HVAC variable frequency drive for fans, pumps and ventilation systems.
• 3.0 kW / 4.0 HP power rating for small HVAC motor control applications.
• Three-phase 380–480 V AC input suitable for commercial and industrial installations.
• IP55 / Type 12 backplate enclosure for protected installation environments.
• Integrated RFI filter to support electromagnetic compatibility requirements.
• Graphical local control panel for straightforward setup and monitoring.
• Compact A5 frame size for space-saving HVAC plant room installations.

Key Features

• Danfoss VLT HVAC Drive FC 102 series.
• 3.0 kW rated output power.
• 4.0 HP motor rating.
• Three-phase 380–480 V AC mains voltage.
• IP55 / Type 12 backplate enclosure rating.
• RFI filter fitted.
• No brake chopper configuration.
• Graphical local control panel.
• Not coated PCB.
• No mains option.
• No A option or B option.
• A5 frame size for compact HVAC installations.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT HVAC Drive FC 102
• Model: FC-102P3K0T4P55H2XGXXXXSXXXXAXBXCXXXXDX
• SKU / MPN: 131F4277
• Product type: HVAC frequency converter / variable speed drive
• Rated output power: 3.0 kW
• Horsepower rating: 4.0 HP
• Input voltage: 380–480 V AC
• Input phases: 3-phase
• Output phases: 3-phase
• Protection rating: IP55 / Type 12 Backplate
• RFI filter: RFI filter fitted
• Brake chopper: No brake chopper
• Local control panel: Graphical local control panel
• Mains option: No mains option
• A option: No A option
• B option: No B option
• C1 option: No C1 option
• D option: No D option
• PCB coating: Not coated PCB
• Cable entries: Standard cable entries
• Software release: Latest release standard software
• Frame size: A5

Efficient HVAC Motor Control

Variable frequency drives such as the Danfoss VLT HVAC Drive FC 102 control motor speed by adjusting output voltage and frequency. This enables HVAC equipment to respond accurately to system demand, helping reduce energy use, minimise mechanical stress and improve overall operating efficiency.

The 131F4277 is designed for integration into commercial HVAC and building automation environments. Its HVAC-specific control functions, RFI filtering and protected IP55 enclosure make it a practical choice for reliable fan and pump control in building services applications.

Typical Applications

• HVAC ventilation and extraction systems.
• Fan speed control.
• Commercial heating and cooling pumps.
• Air handling units.
• Building management systems.
• Plant room automation.
• Small industrial HVAC installations.

Trusted by HVAC and Building Automation Professionals

Danfoss VLT HVAC drives are widely used by building services engineers, facilities teams and automation professionals to improve HVAC efficiency, reduce energy costs and deliver reliable motor control.