131B6183 Danfoss VLT FC-102 HVAC Drive 37 KW / 50 HP, 380 - 480 VAC, IP21

Why Choose the Danfoss 131B6183 VLT® HVAC Drive FC 102?

The Danfoss 131B6183 is a powerful and energy-efficient AC variable frequency drive (VFD) designed for precise motor speed control in heating, ventilation, air conditioning and refrigeration applications. As part of the proven Danfoss VLT® HVAC Drive FC 102 series, it helps optimise fans, pumps, compressors and building services equipment across commercial and industrial environments.

This drive provides dedicated HVAC functionality with dependable control, straightforward commissioning and robust protection for demanding building services installations. Its integrated EMC filtering and graphical local control panel support simple setup, monitoring and efficient operation for HVAC engineers, facilities managers and building automation specialists.

With a rated output power of 37 kW / 50 HP and a three-phase 380–480 V AC supply, the Danfoss 131B6183 is ideal for larger HVAC motors requiring efficient variable speed operation. Its IP21 / Type 1 enclosure makes it suitable for protected indoor plant room and panel-based installations.

Key Advantages

• Purpose-built HVAC variable frequency drive for fans, pumps and ventilation systems.
• 37 kW / 50 HP motor power rating suitable for larger building services applications.
• Three-phase 380–480 V AC input for commercial and industrial power systems.
• IP21 / Type 1 enclosure for protected indoor installations.
• Integrated RFI Class A1/B (C1) filter for enhanced EMC performance.
• Graphical Local Control Panel for easier configuration, diagnostics and operation.

Key Features

• Danfoss VLT® HVAC Drive FC 102 series.
• 37 kW / 50 HP rated output power.
• 73–80 A continuous output current.
• Three-phase 380–480 V AC input supply.
• IP21 / Type 1 enclosure.
• Integrated H1 RFI Class A1/B (C1) filter.
• Graphical Local Control Panel included.
• No brake chopper configuration.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT® HVAC Drive FC 102
• Part Number: 131B6183
• Model Code: FC-102P37KT4E21H1XGXXXXSXXXXAXBXCXXXXDX
• Product type: HVAC variable frequency drive
• Rated output power: 37 kW / 50 HP
• Continuous output current: 73–80 A
• Intermittent output current: 80.3–88 A
• Input voltage: 380–480 V AC
• Input phases: Three phase
• Frequency: 50 / 60 Hz
• Protection rating: IP21 / Type 1
• Mounting type: Panel / plant room mounting
• Frame size: C1
• RFI filter: H1 Class A1/B (C1)
• Brake chopper: No brake chopper
• Control panel: Graphical Local Control Panel
• PCB coating: Not coated
• Mains option: No mains option
• Software: Latest release standard software

Efficient HVAC Motor Control

Variable frequency drives such as the Danfoss VLT® HVAC Drive FC 102 regulate motor speed by adjusting output voltage and frequency. This allows HVAC equipment to match motor output to actual system demand, helping reduce energy consumption, lower mechanical wear and improve overall building efficiency.

The FC 102 series is specifically developed for ventilation, heating and refrigeration applications. With integrated EMC filtering, graphical commissioning and HVAC-focused control functionality, the 131B6183 is a practical choice for engineers and contractors who require dependable performance in larger building services and plant room installations.

Typical Applications

• Large HVAC fans and air handling units.
• Building automation and management systems.
• Ventilation and extraction systems.
• Circulation and booster pumps.
• Compressors and refrigeration equipment.
• Commercial and industrial plant rooms.

Trusted by HVAC Professionals Worldwide

Danfoss VLT® HVAC Drive FC 102 variable frequency drives are trusted by HVAC engineers, facilities managers and building automation specialists for reliable motor control, energy-efficient operation and long-term performance in demanding building services environments.