We use cookies to make your experience better. To comply with the new e-Privacy directive, we need to ask for your consent to set the cookies. Learn more.
131F9783 Danfoss VLT FC-102 HVAC Drive 37 KW / 50 HP, 380 - 480 VAC, IP55
MPN: 131F9783
Alt. SKU: FC-102P37KT4P55H3XGXXXXSXXXXAJBXCXXXXDX
Special Price
£3,679.92
£3,066.60
Regular Price
£6,133.20
Why Choose the Danfoss 131F9783 VLT HVAC Drive?
The Danfoss 131F9783 is a powerful and dependable variable frequency drive (VFD) designed for efficient motor speed control in heating, ventilation, air conditioning and refrigeration applications. As part of the proven Danfoss VLT® HVAC Drive FC-102 series, it is engineered for larger HVAC systems that require accurate control, reliable operation and energy-efficient performance.
This HVAC drive helps optimise pumps, fans, compressors and air handling equipment by adjusting motor speed to match actual system demand. Its dedicated HVAC control functions, robust enclosure and building automation connectivity make it a strong choice for commercial plant rooms, industrial facilities and modern building services installations.
With a rated output power of 37 kW / 50 HP and a three-phase 380-480 V AC supply, the Danfoss 131F9783 is ideal for larger HVAC motor applications. Its IP55 / Type 12 backplate enclosure, graphical local control panel and integrated BACnet MCA 109 option support reliable installation, commissioning and automation integration.
Key Advantages
- Dedicated HVAC variable frequency drive for pumps, fans and compressors.
- 37 kW / 50 HP motor power rating for larger building services applications.
- Three-phase 380-480 V AC input for commercial and industrial electrical systems.
- IP55 / Type 12 backplate enclosure for robust plant room installation.
- Integrated BACnet MCA 109 communication option for building automation networks.
- Graphical local control panel supports quick setup, monitoring and commissioning.
Key Features
- Danfoss VLT® HVAC Drive FC-102 series.
- 37 kW / 50 HP rated output power.
- 65-73 A continuous current rating.
- Three-phase 380-480 V AC mains supply.
- IP55 / Type 12 backplate enclosure protection.
- Integrated RFI Class A1/B (C1) filter.
- No brake chopper configuration.
- Graphical local control panel included.
- BACnet MCA 109 A-option communication module.
- Frame size C1 with standard cable entries.
Technical Specifications
- Manufacturer: Danfoss
- Series: VLT® HVAC Drive FC-102
- Model: FC-102P37KT4P55H3XGXXXXSXXXXAJBXCXXXXDX
- SKU / MPN: 131F9783
- Product type: Variable frequency drive / frequency converter
- Rated output power: 37 kW / 50 HP
- Continuous output current: 65-73 A
- Intermittent current: 71.5-80.3 A
- kVA rating: 50.6 kVA
- Power loss: 739 W
- Input voltage: 380-480 V AC
- Input phases: Three phase
- Frequency: 50 / 60 Hz
- Protection rating: IP55 / Type 12
- Enclosure style: Backplate
- RFI filter: H3, RFI Class A1/B (C1)
- Brake chopper: No brake chopper
- Local control panel: Graphical LCP included
- Communication option: BACnet MCA 109
- PCB coating: Not coated PCB
- Mains option: No mains option
- Frame size: C1
- Dimensions (H × W × D): approx. 685 × 308 × 311 mm
- Net weight: approx. 43.2 kg
- Gross weight: approx. 43.8 kg
- EAN: 5702427498761
Reliable HVAC Motor Control
Variable frequency drives such as the Danfoss 131F9783 regulate motor speed by adjusting the voltage and frequency supplied to the motor. This enables HVAC equipment to respond efficiently to real system demand while helping reduce energy consumption, mechanical stress, heat and noise.
The VLT® HVAC Drive FC-102 series is built specifically for ventilation, heating, cooling and refrigeration systems. Its robust IP55 enclosure, graphical control interface and BACnet communication option make it suitable for integration into modern building services and automation networks.
Typical Applications
- HVAC pumps and circulation systems.
- Supply and extract fan systems.
- Air handling units and ventilation plant.
- Cooling, refrigeration and compressor applications.
- Commercial building services and plant rooms.
- Industrial HVAC motor control systems.
Frequently Asked Questions
What is the Danfoss 131F9783 used for?
The Danfoss 131F9783 is used to control the speed of three-phase AC motors in HVAC applications such as pumps, fans, air handling units, compressors and building services equipment.
What motor power is supported by this drive?
The drive supports motors with a rated output power of approximately 37 kW / 50 HP.
What supply voltage does the drive require?
The Danfoss 131F9783 operates from a three-phase 380-480 V AC supply.
Does this drive support building management system integration?
Yes, this configuration includes a BACnet MCA 109 communication option for integration with compatible building automation and management systems.
What enclosure rating does the drive have?
The drive has an IP55 / Type 12 backplate enclosure, making it suitable for demanding HVAC and plant room installation environments.
Trusted by HVAC Engineers Worldwide
Danfoss VLT® HVAC Drive FC-102 frequency converters are widely used by HVAC engineers, facilities teams and building services contractors for efficient motor control, reliable operation and smooth building automation integration.
| Manufacturer Part Number | 131F9783 |
|---|---|
| Barcode | 5702427498761 |
| Height | 680mm |
| Width | 308mm |
| Depth | 310mm |
| Filter | Filter Included |
| Input Phases | Three Phase |
| Degree of protection (IP) | IP55 |
| KW Rating | 37kW |
| Output Phases | Three phase |
| VSD Range | Danfoss VLT FC102 |
| Manufacturer | Danfoss |
| Alternative Product SKU | FC-102P37KT4P55H3XGXXXXSXXXXAJBXCXXXXDX |
Write Your Own Review
The VLT HVAC drive has built-in intelligence to give optimal process control to heating, ventilation and air conditioning (HVAC). It is simple to use and extremely cost-efficient, featuring a number of functions that are ideal for use with pumps, fans and compressors to save energy, meet environmental regulations and reduce costs in modern buildings.
The VLT HVAC drive has a compact, robust design and is ideally suited to locations where space is restricted. A selection of safety features, such as Safe Torque Off and Safe Maximum Speed, protect both applications and their operators.
Enclosures can be purchased separately, up to IP66, and an additional option available upon purchase is a unique coating to provide added protection for the circuit boards. Integrated DC chokes and RFI filters safeguard installations by minimizing harmonic distortion and electromagnetic.
Supply voltages and power range
3 x 200-240 V...1.1-45 kW
3 x 380-480 V...1.1 kW – 1 MW
3 x 525-600 V...1.1-90 kW
3 x 525-690 V...45 kW – 1.4 MW
Low harmonic drive
3 x 380-480 V...132-710 kW
12-pulse drive
3 x 380-480 V...250-200kW
Features and benefits
- There’s no need for external cooling or oversizing as the maximum ambient temperature is 50°C without derating
- PLC capacity is often unnecessary thanks to the Smart Logic Controller
- A low initial investment and easy upgrades are possible thanks to the modular concept with a wide range of options
- The need for external control and conversion equipment is avoided due to integrated pump, fan and compressor functionality
- 5–15% energy is saved as a result of the Automatic Energy Optimization function
- Less gateway solutions are needed thanks to a wide range of HVAC protocols for building management system controller connectivity
Applications
Pumps, fans, compressors.
PC tools
VLT® Motion Control Tool MCT 10
VLT® Motion Control Tool MCT 31
Danfoss ecoSmart
Danfoss HCS (Harmonic Calculation Software)
Danfoss Servo Sizer
VLT® Energy Box
For further information on this product please get in touch with our team or visit the Danfoss website.
