131B1271-11 KW / 15 HP, 380 - 480 VAC, IP21 / Type 1,RFI Class A2 (C3), No brake chopper, No Mains OptionNo A Option, No B Option, Not Coated PCB

134X2003 Danfoss VLT HVAC Drive 15KW/20HP 380-480VAC IP20

Danfoss 134X2003 VLT HVAC Drive FC 102, a 15 kW three phase variable speed drive designed for HVAC pumps, fans, compressors and building automation systems.

SKU: 134X2003Alt SKU: FC-102P15KT4E20H3TGXXXXSXXXXA0B2CXXXXDXMPN: 134X2003
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Manufacturer Lead Time

£2,228.80

Why Choose the Danfoss 134X2003 VLT HVAC Drive?

The Danfoss 134X2003 is a reliable and efficient AC variable speed drive (VSD) from the Danfoss VLT® HVAC Drive FC 102 series, designed specifically for heating, ventilation, air conditioning and refrigeration applications. It provides precise motor speed control for pumps, fans, compressors and air handling systems in commercial buildings, industrial facilities and plant room environments.

As part of the proven FC 102 HVAC drive range, this frequency converter combines dedicated HVAC functionality with dependable motor control, helping reduce energy consumption, improve system performance and support lower operating costs. Its built-in communication, motor protection and safety features make it suitable for integration into modern building automation and industrial control systems.

With a rated output power of 15 kW (20 HP) and a three-phase 380–480 V AC supply, the Danfoss 134X2003 is ideal for medium HVAC motor applications. The drive features an IP20 chassis enclosure, integrated Safe Stop, RFI Class A1/B filtering, PROFIBUS DP communication and an MCB-112 PTC thermistor card for enhanced motor protection.

Key Advantages

  • Dedicated HVAC variable speed drive for pumps, fans and compressors.
  • 15 kW / 20 HP output rating suitable for medium HVAC applications.
  • Three-phase 380–480 V AC input for commercial and industrial power systems.
  • Integrated Safe Stop safety functionality.
  • PROFIBUS DP MCA 101 communication option for automation integration.
  • MCB-112 PTC thermistor card for motor thermal protection.
  • Energy-efficient motor control helps reduce running costs.

Key Features

  • Danfoss VLT® HVAC Drive FC 102 series.
  • 15 kW (20 HP) rated output power.
  • 27 A continuous current rating.
  • Three-phase 380–480 V AC input supply.
  • IP20 / chassis enclosure for cabinet or panel installation.
  • Integrated Safe Stop function.
  • RFI Class A1/B (C1) filtering.
  • PROFIBUS DP MCA 101 communication option.
  • MCB-112 PTC thermistor card.
  • Graphical local control panel for commissioning and monitoring.
  • Not coated PCB.
  • No mains option.
  • B3 frame format.

Efficient Motor Control for HVAC Systems

Variable speed drives such as the Danfoss VLT® HVAC Drive FC 102 regulate motor speed by adjusting output voltage and frequency. This allows HVAC equipment to operate according to real system demand, helping reduce energy usage while improving airflow, pressure and temperature control.

The 134X2003 is particularly suitable for HVAC installations requiring fieldbus communication, reliable motor thermal monitoring and efficient speed control. Its PROFIBUS DP option allows integration with compatible automation networks, while the MCB-112 PTC thermistor card supports enhanced protection of connected motors.

Typical Applications

  • HVAC fans and ventilation systems.
  • Air handling units and building services equipment.
  • Chilled water pumps and condenser pumps.
  • Heating and cooling circulation pumps.
  • Compressors and refrigeration equipment.
  • Plant room motor control panels.
  • Commercial building management systems.
  • Energy-saving HVAC retrofit projects.

Technical Specifications

Power 15 kW
Voltage 480 V
Phase Three Phase
IP Rating IP20
Series VLT® HVAC Drive FC 102
Alternative model code FC-102P15KT4E20H3TGXXXXSXXXXA0B2CXXXXDX
Product type Variable speed drive / frequency converter
Rated output power 15 kW
Horsepower rating 20 HP
Continuous current 27 A
Intermittent current 29.7 A
Input voltage 380–480 V AC
Input phases Three-phase
Frequency 50 / 60 Hz
Protection rating IP20 / chassis
RFI filter Class A1/B (C1)
Safety function Safe Stop
A option PROFIBUS DP MCA 101
B option MCB-112 PTC Thermistor Card
Local control panel Graphical LCP
PCB coating Not coated PCB
Mains option No mains option
Frame size B3
Dimensions (H × W × D) approx. 399 × 165 × 249 mm
Net weight approx. 11.19 kg
Mounting type Cabinet / panel mounting
EMC Filter Commercial

Frequently Asked Questions

What is the Danfoss 134X2003 used for?

The Danfoss 134X2003 is used to control the speed of HVAC motors, including those used on fans, pumps, compressors and air handling equipment.

What motor power is supported by this drive?

This drive is rated for approximately 15 kW (20 HP) motor control applications.

What supply voltage does the drive require?

The 134X2003 operates from a three-phase 380–480 V AC supply.

Does the Danfoss 134X2003 include communication options?

Yes. This configuration includes PROFIBUS DP MCA 101, allowing integration with compatible automation and building management systems.

Does this drive include motor thermal protection?

Yes. This configuration includes an MCB-112 PTC thermistor card, which supports motor thermal monitoring and protection.

Trusted by HVAC Engineers Worldwide

Danfoss VLT® HVAC drives are trusted by building services engineers, facilities managers and automation specialists for efficient motor control, reliable operation and seamless integration into modern HVAC systems.

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