134U0940 Danfoss VLT HVAC Drive 11KW/15HP 380-480VAC IP20

Why Choose the Danfoss 134U0940 VLT HVAC Drive?

The Danfoss 134U0940 is a reliable VLT® HVAC Drive FC-102 variable frequency drive (VFD) designed for precise and energy-efficient motor speed control in heating, ventilation and air conditioning systems. Built for HVAC environments, this drive helps optimise fan, pump and refrigeration performance while reducing energy consumption and mechanical wear.

As part of the proven Danfoss VLT® HVAC Drive FC-102 series, the 134U0940 provides dedicated HVAC functionality, dependable motor control and straightforward commissioning. Its advanced drive platform is suitable for commercial buildings, industrial plant rooms and building services applications requiring stable and repeatable operation.

With a rated output power of 11 kW / 15 HP and a three-phase 380–480 V AC supply, the Danfoss 134U0940 is ideal for HVAC motors used in ventilation, pumping and air handling systems. The IP20 / chassis B3 frame design is intended for cabinet or panel installation in controlled electrical environments.

Key Advantages

• Dedicated variable frequency drive for HVAC applications.
• 11 kW / 15 HP motor power rating for fan, pump and compressor systems.
• Three-phase 380–480 V AC input for commercial and industrial power supplies.
• IP20 / chassis enclosure for panel and cabinet installation.
• RFI Class A1/B (C1) filtering for EMC compliance.
• PROFINET MCA 120 communication option for automation integration.
• Integrated Safe Stop functionality for enhanced operational safety.

Key Features

• Danfoss VLT® HVAC Drive FC-102 series.
• 11 kW / 15 HP rated output power.
• Three-phase 380–480 V AC input supply.
• IP20 / chassis B3 frame enclosure.
• RFI Class A1/B (C1) EMC filtering.
• Integrated Safe Stop function.
• PROFINET MCA 120 A option fitted.
• No B option fitted.
• Graphical local control panel included.
• Not coated PCB configuration.

Technical Specifications

• Manufacturer: Danfoss
• Series: VLT® HVAC Drive FC-102
• Model: 134U0940
• Model code: FC-102P11KT4E20H3TGXXXXSXXXXALBXCXXXXDX
• Product type: AC variable frequency drive
• Rated output power: 11 kW / 15 HP
• Input voltage: 380–480 V AC
• Input phases: Three phase
• Frequency: 50 / 60 Hz
• Protection rating: IP20 / chassis
• Frame size: B3
• EMC / RFI filter: RFI Class A1/B (C1)
• Safety function: Safe Stop
• A option: PROFINET MCA 120
• B option: No B option
• Control panel: Graphical local control panel
• PCB coating: Not coated PCB
• Mains option: No mains option
• C1 option: No C1 option
• D option: No D option
• Mounting type: Panel / cabinet mounting
• Application: HVAC, ventilation, heating, pumps and refrigeration motor control

Efficient Motor Control for HVAC Systems

Variable frequency drives such as the Danfoss VLT® HVAC Drive FC-102 regulate motor speed by adjusting output frequency and voltage. This enables HVAC equipment to operate according to actual demand, improving energy efficiency while reducing wear on motors, fans, pumps and connected mechanical components.

The FC-102 range is developed for HVAC engineers, building services contractors and facilities teams requiring stable and dependable motor control. Its HVAC-focused design supports comfortable building operation, reduced running costs and long-term reliability in demanding commercial and industrial environments.

Typical Applications

• HVAC fan speed control.
• Air handling units and ventilation systems.
• Heating and cooling circulation pumps.
• Chilled water and condenser water pumps.
• Cooling towers and refrigeration systems.
• Commercial building services.
• Industrial HVAC installations.
• Building management and automation systems.

Trusted by HVAC Engineers Worldwide

Danfoss VLT® HVAC Drives are widely used by building services engineers, system integrators and facilities teams to deliver efficient, reliable and precise motor control for HVAC equipment in commercial and industrial installations.