136H1486 Danfoss VLT HVAC Drive 37KW/50HP 380-480VAC IP55

Why Choose the Danfoss 136H1486 VLT® HVAC Drive?

The Danfoss 136H1486 is a high-performance AC variable frequency drive (VFD) from the Danfoss VLT® HVAC Drive FC 102 series. Designed for heating, ventilation and air conditioning systems, this drive provides efficient motor speed control for large fans, pumps, air handling units and building services applications.

The VLT® HVAC Drive FC 102 range is purpose-built for HVAC environments, combining reliable motor control with intelligent energy-saving functionality. Its advanced configuration, integrated filtering, graphical control panel and robust enclosure make it a strong choice for commercial and industrial installations requiring dependable variable speed control.

With a rated output power of 37 kW (50 HP) and a three-phase 380–480 V AC supply, the Danfoss 136H1486 is suited to demanding HVAC systems where precise speed regulation and long-term reliability are essential. The IP55 / Type 12 enclosure provides protection for challenging plant room and industrial environments.

Key Advantages

• Dedicated HVAC variable frequency drive for fans, pumps and building services.
• 37 kW motor power rating suitable for larger HVAC applications.
• Three-phase 380–480 V AC input compatible with industrial power systems.
• IP55 / Type 12 enclosure for enhanced environmental protection.
• Integrated RFI Class A1/B (C1) filter for reduced electrical interference.
• Graphical Local Control Panel for easy commissioning and monitoring.
• PROFINET MCA 120 communication option for automation integration.
• Helps reduce energy consumption, mechanical stress and operating costs.

Key Features

• Danfoss VLT® HVAC Drive FC 102 series.
• 37 kW (50 HP) rated output power.
• Three-phase 380–480 V AC input supply.
• IP55 / Type 12 protection rating.
• Integrated RFI Class A1/B (C1) filter.
• Graphical Local Control Panel included.
• PROFINET MCA 120 communication module.
• No brake chopper fitted.
• Not coated PCB.
• No mains option.
• Standard cable entries.
• Frame size C1.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT® HVAC Drive FC 102
• Model: 136H1486
• Catalogue number: FC-102P37KT4E55H3XGXXXXSXXXXALBXCXXXXDX
• Product type: AC variable frequency drive
• Rated output power: 37 kW
• Horsepower rating: 50 HP
• Input voltage: 380–480 V AC
• Input phases: 3-phase
• Output phases: 3-phase
• Frequency: 50 / 60 Hz
• Protection rating: IP55 / Type 12
• RFI filter: Class A1/B (C1)
• Brake chopper: Not included
• Control panel: Graphical Local Control Panel
• Communication: PROFINET MCA 120
• PCB coating: Not coated
• Mains option: None
• Frame size: C1

Powerful Motor Control for HVAC Systems

Variable frequency drives such as the Danfoss 136H1486 control motor speed by adjusting the voltage and frequency supplied to the motor. This allows HVAC systems to match airflow or pump output to real demand, improving energy efficiency while reducing mechanical wear.

The FC 102 series is specifically engineered for HVAC applications and supports reliable operation of fans, pumps, air handling equipment and building automation systems. With its protected enclosure, integrated RFI filtering and PROFINET communication capability, this model is well suited to modern, networked HVAC installations.

Typical Applications

• Large air handling units and ventilation systems.
• Commercial and industrial HVAC fans.
• Heating and cooling circulation pumps.
• Building management systems.
• Chiller and cooling tower applications.
• Plant room motor control installations.
• Industrial ventilation and extraction systems.
• Energy-efficient HVAC retrofit projects.

Trusted by HVAC Engineers Worldwide

Danfoss VLT® HVAC drives are trusted by building services engineers, contractors and facility managers for reliable motor control, efficient operation and long-term HVAC system performance.