Danfoss VLT Drives


Landis & Staefa promote Danfoss VLT® electronic drives.

VLT® electronic drives control speed, torque, acceleration, synchronization, positioning and overall performance of AC motors. Combined with geared motors, variable frequency drives enable unsurpassed efficiency and energy savings.


Download PDF Danfoss VLT® HVAC Drive is dedicated to ventilation, heating, and refrigeration applications. With a wide range of powerful standard and optional features, the VLT® HVAC Drive provides reliability and durability.

  • Range

* 200-240 V ….. 1.1 kW – 45 kW
* 380-480 V ….. 1.1 kW-1000kW
* 525-600 V ….. 1.1 kW – 90 kW
* 525-690 V ….. 45 kW – 1,4 MW

  • Other Features

– Automatic Energy Optimization

– Energy Monitoring

– Automated Resonance Monitoring

– Fan Belt Monitoring

– Fire Override Mode

– Safe Stop Functionality According to EN 954-1

– Serial Communication Options

– General Purpose I/O

– Harmonic Filter

VLT Micro Drives

Download PDF The VLT® Micro Drive is a general purpose drive that can control AC motors up to 22.0 kW. It is a small drive with maximum strength and reliability. RoHS compliant The VLT® Micro Drive is manufactured with respect for the environment, and it complies with the RoHS Directive. The perfect match for Industrial appliances and HVAC applications

  • Range

* 1 x 200–240 V AC 0.18–2.2 kW
* 3 x 200–240 V AC 0.25–3.7 kW
* 3 x 380–480 V AC 0.37–22.0 kW

  • Other Features

– Built-in RFI

– Built-in brake functions

– Numerical Local Control Panel

– Fieldbus communication

– General Purpose I/O



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