Estimate the energy savings associated with using a VDF
Use variable speed workouts
Practical sheet REF: FIC1868 V1
Estimate the energy savings associated with using a VDF
Use variable speed workouts

Author : Nacer NASRI

Publication date: May 10, 2026 | Lire en français

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3. Estimate the energy savings associated with using a VDF

The power consumed by fans and pumps varies in proportion to the cube of the speed, which means that even small changes in speed can have a significant impact on the power consumed by the load.

The table below shows the power consumption of a fan or pump as the speed decreases.

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