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Danfoss 131L9888 VLT HVAC Drive FC-101 37kW Three Phase 380 – 480 VAC IP20
Danfoss 131L9888 VLT HVAC Basic Drive FC 101, a 37 kW three phase AC variable frequency drive designed for HVAC fans, pumps, ventilation systems and simple compressor applications.
£3,036.00
Why Choose the Danfoss 131L9888 VLT® HVAC Basic Drive FC 101?
The Danfoss 131L9888 is a powerful and energy-efficient AC variable frequency drive (VFD) from the trusted Danfoss VLT® HVAC Basic Drive FC 101 series. Designed for heating, ventilation, air conditioning and simple compressor applications, it delivers reliable motor speed control while helping reduce energy consumption, operating costs and mechanical stress.
This drive is engineered for HVAC engineers, facilities teams, OEMs and panel builders who require dependable motor control in commercial and industrial environments. The FC 101 series combines straightforward commissioning, practical HVAC functionality and robust performance for fans, pumps and building services equipment.
With a rated output power of 37 kW, a three-phase 380–480 V AC supply and an IP20 chassis backplate enclosure, the Danfoss 131L9888 is ideal for large HVAC motor applications. It also includes an integrated RFI Class A1/B (C1) filter, coated PCB, H6 frame construction and a configuration without brake chopper or optional expansion modules.
Key Advantages
- Reliable variable frequency drive designed for HVAC applications.
- 37 kW motor power rating suitable for large fans, pumps and simple compressors.
- Three-phase 380–480 V AC input for industrial and commercial power systems.
- IP20 chassis backplate format for installation inside electrical control panels.
- Integrated RFI Class A1/B (C1) filter for reduced electromagnetic interference.
- Coated PCB for improved protection in demanding operating environments.
- Energy-efficient speed control helps optimise HVAC system performance.
Key Features
- Danfoss VLT® HVAC Basic Drive FC 101 series.
- 37 kW rated output power.
- 50 HP motor rating.
- 73 A nominal output current.
- Three-phase 380–480 V AC input supply.
- IP20 / chassis backplate enclosure rating.
- Integrated RFI Class A1/B (C1) filter.
- Coated PCB construction.
- No local control panel fitted.
- No brake chopper configuration.
- Frame size H6 construction.
Efficient Motor Control for HVAC Systems
Variable frequency drives such as the Danfoss VLT® HVAC Basic Drive FC 101 regulate motor speed by adjusting output voltage and frequency. This allows HVAC equipment to match real process demand, improving energy efficiency while reducing wear on motors, fans, pumps and associated mechanical components.
The Danfoss 131L9888 is particularly suited to variable-torque applications where energy savings can be achieved by reducing motor speed during low-demand periods. Its integrated EMC filtering, coated PCB and IP20 chassis backplate format make it a practical solution for modern building services and industrial HVAC control panel installations.
Typical Applications
- Large HVAC fan and ventilation systems.
- Air handling units and building services equipment.
- Commercial and industrial pumps.
- Simple compressor applications.
- Cooling and heating systems.
- Building management and energy-saving installations.
Technical Specifications
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| Power | 37 kW | |
|---|---|---|
| Voltage | 480 V | |
| Phase | Three Phase | |
| IP Rating | IP20 | |
| EMC Filter | Commercial | |
| Series | VLT® HVAC Basic Drive FC 101 | |
| Part number | 131L9888 | |
| Model code | FC-101P37KT4P20H3XXCXXXSXXXXAXBXCXXXXDX | |
| Product type | AC variable frequency drive | |
| Rated output power | 37 kW | |
| Horsepower rating | 50 HP | |
| Rated output current | 73 A | |
| Input voltage | 380–480 V AC | |
| Input phases | 3-phase | |
| Frequency | 50 / 60 Hz | |
| Output frequency | 0–400 Hz | |
| Protection rating | IP20 / chassis backplate | |
| RFI filter | Class A1/B (C1) | |
| Local control panel | Not fitted | |
| Brake chopper | Not fitted | |
| PCB coating | Coated PCB | |
| Frame size | H6 | |
| Dimensions (W × H × D) | approx. 239 × 518 × 242 mm | |
| Net weight | approx. 24.8 kg | |
| Gross weight | approx. 25.1 kg |
Frequently Asked Questions
What is the Danfoss 131L9888 used for?
The Danfoss 131L9888 is used to control the speed of AC motors in HVAC systems, including large fans, pumps, air handling units and simple compressor applications.
What motor power is supported by this drive?
The drive supports motors with a rated output power of approximately 37 kW or 50 HP.
What supply voltage does the drive require?
The Danfoss 131L9888 operates from a three-phase 380–480 V AC supply.
What enclosure rating does this drive have?
The drive has an IP20 chassis backplate enclosure rating, making it suitable for installation inside electrical control panels.
Does the Danfoss 131L9888 include an RFI filter?
Yes, the drive includes an integrated RFI Class A1/B (C1) filter to help reduce electromagnetic interference in HVAC installations.
Trusted by HVAC Engineers Worldwide
Danfoss VLT® HVAC Basic Drive FC 101 units are widely used by building services engineers, OEMs and facilities teams to deliver reliable motor control, energy-efficient operation and dependable HVAC system performance.
