131N9979 Danfoss VLT HVAC Drive 1.1KW/1.5HP 200-240VAC IP55

Why Choose the Danfoss 131N9979 VLT HVAC Drive?

The Danfoss 131N9979 is a compact and energy-efficient AC variable frequency drive (VFD) from the Danfoss VLT® HVAC Drive FC 102 series, designed specifically for heating, ventilation and air conditioning applications. It provides precise motor speed control for pumps, fans and compressors, helping HVAC systems reduce energy consumption, improve process control and minimise mechanical wear.

This drive is engineered for commercial and industrial building services where dependable HVAC motor control, EMC performance and protected installation are essential. The FC 102 range includes intelligent HVAC functionality, flexible configuration options and efficient motor control features for modern building automation and energy management systems.

With a rated output power of 1.1 kW and a three-phase 200-240 V AC supply, the Danfoss 131N9979 is suitable for small HVAC motor applications. Its IP55 / Type 12 enclosure, graphical local control panel and integrated RFI filtering make it a practical choice for protected HVAC installations requiring reliable lower-voltage motor control.

Key Advantages

• Purpose-built HVAC variable frequency drive for energy-efficient motor control.
• 1.1 kW motor power rating suitable for small pumps, fans and compressors.
• Three-phase 200-240 V AC input for lower-voltage HVAC installations.
• IP55 / Type 12 enclosure for enhanced environmental protection.
• RFI Class A2 (C3) filtering helps reduce electrical interference.
• Graphical local control panel for straightforward commissioning and operation.
• Reliable FC 102 platform designed specifically for HVAC applications.

Key Features

• Danfoss VLT® HVAC Drive FC 102 series.
• 1.1 kW rated output power.
• 1.5 HP motor rating.
• Three-phase 200-240 V AC input supply.
• IP55 / Type 12 enclosure.
• RFI Class A2 (C3) integrated filter.
• No brake chopper configuration.
• Graphical Local Control Panel included.
• No A option and no B option.
• No C1 option and no D option.
• Not coated PCB.
• No mains option.
• Latest release standard software.
• A4 frame format.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT® HVAC Drive FC 102
• Part Number: 131N9979
• Model Code: FC-102P1K1T2Z55H2XGXXOXSXXXXAXBXCXXXXDX
• Product type: AC variable frequency drive
• Rated output power: 1.1 kW
• Horsepower rating: 1.5 HP
• Input voltage: 200-240 V AC
• Input phases: Three-phase
• Protection rating: IP55 / Type 12
• RFI filter: Class A2 (C3)
• Brake chopper: No brake chopper
• Control panel: Graphical Local Control Panel
• PCB coating: Not coated PCB
• Mains option: No mains option
• Frame size: A4

Efficient Motor Control for HVAC Systems

The Danfoss VLT HVAC Drive FC 102 is designed to regulate motor speed according to actual HVAC demand. By matching pump, fan or compressor output to system requirements, the drive helps reduce wasted energy, lower running costs and extend the service life of connected equipment.

The 131N9979 is particularly suited to small HVAC installations requiring reliable lower-voltage motor control, enhanced enclosure protection and dependable EMC performance. Its IP55 / Type 12 enclosure, graphical local control panel and FC 102 HVAC-specific functionality make it a strong choice for modern building services applications.

Typical Applications

• Small HVAC supply and extract fans.
• Air handling units and ventilation systems.
• Heating and chilled water circulation pumps.
• Commercial building services installations.
• Building automation and control systems.
• Energy-efficient small pump and fan control systems.
• Lower-voltage HVAC motor control applications.

Trusted by HVAC Engineers Worldwide

Danfoss VLT® HVAC Drive FC 102 units are widely used by building services engineers, facility managers and automation specialists to deliver reliable motor control, energy-efficient operation and seamless integration into modern HVAC systems.