Danfoss VLT FC102 131F9947 90KW/177Amps IP20 No Keypad, HVAC Drive

Why Choose the Danfoss 131F9947 VLT HVAC Drive FC-102?

The Danfoss 131F9947 is a high-performance AC variable frequency drive (VFD) designed for reliable motor control in HVAC, building services and industrial ventilation applications. As part of the Danfoss VLT HVAC Drive FC-102 series, it is engineered for fans, pumps, compressors and heating, ventilation and air conditioning systems where energy efficiency and dependable performance are essential.

This drive provides dedicated HVAC functionality in an IP20 chassis format. The VLT HVAC Drive range is widely used in building automation systems because it helps optimise motor speed, reduce energy consumption and improve comfort control in ventilation, pumping and refrigeration applications.

With a rated output power of 90 kW / 125 HP, a 177 A continuous current rating and a three-phase 380–480 V AC supply, the 131F9947 is suitable for demanding HVAC motors used in fans, pumps and air handling equipment. Its built-in RFI Class A1/B filter supports electromagnetic compatibility in suitable installations, while the IP20 chassis design allows straightforward installation inside electrical control panels.

Key Advantages

• Dedicated VLT HVAC Drive for building services applications.
• 90 kW / 125 HP motor power rating suitable for demanding HVAC fan and pump systems.
• Three-phase 380–480 V AC input compatible with industrial supplies.
• 177 A continuous current rating for dependable motor operation.
• Built-in RFI Class A1/B filter for improved electromagnetic compatibility.
• Robust IP20 chassis design for panel and cabinet installation.
• No brake chopper fitted for standard HVAC motor control applications.

Key Features

• Danfoss VLT HVAC Drive FC-102 series.
• 90 kW / 125 HP rated output power.
• 177 A continuous output current.
• Three-phase 380–480 V AC input supply.
• IP20 / chassis enclosure format.
• Built-in RFI Class A1/B / C1 filter.
• No brake chopper fitted.
• No local control panel included.
• Frame size C4.
• Designed for HVAC fan, pump and compressor motor control.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT HVAC Drive FC-102
• Model: FC-102P90KT4E20H1XXXXXXSXXXXAXBXCXXXXDX
• Part number: 131F9947
• Product type: AC variable frequency drive
• Rated output power: 90 kW / 125 HP
• Continuous current: 177 A
• Input voltage: 380–480 V AC
• Input phases: 3-phase
• Output phases: 3-phase
• Supply frequency: 50 / 60 Hz
• Protection rating: IP20 / chassis
• Frame size: C4
• RFI filter: Class A1/B / C1
• Brake chopper: Not included
• Local control panel: Not included
• PCB coating: Not coated
• Mains option: No mains option
• Software: Latest standard software release

Efficient Motor Control for HVAC Systems

Variable frequency drives such as the Danfoss VLT HVAC Drive FC-102 regulate motor speed by adjusting output voltage and frequency. In HVAC systems, this allows fans, pumps and compressors to operate only at the speed required, helping reduce energy use and improve overall system performance.

The 131F9947 is designed for control panel installations in building services, plant rooms and industrial HVAC systems. Its HVAC-focused functionality makes it suitable for applications where reliable motor control, efficient operation and smooth speed regulation are important.

Typical Applications

• HVAC fans and air handling units.
• Building services pumps and circulation systems.
• Ventilation and extraction equipment.
• Heating and cooling plant room systems.
• Industrial fan and pump applications.
• Control panels and building automation installations.

Trusted by HVAC and Building Services Engineers

Danfoss VLT HVAC Drive FC-102 inverters are trusted by building services engineers, panel builders, facilities teams and maintenance engineers for efficient motor control, reliable operation and long-term performance in HVAC applications.