What is the Mesta Digital Power ManagerTM?
Many passive approaches have been devised for facility operations in the past to minimize electrical harmonic distortion. Special transformers and passive filters have all brought some type of harmonic relief, but not without severe limitations. The Mesta DPM™ is a true active filter, and does not require detailed knowledge regarding the nature of the load(s), or the type of harmonics present. The Mesta DPM responds to the exact load need as it develops. The degree of the load non-linearity, which determines the amount as well as the type of harmonics involved, will determine the degree of the filter’s activity. The costs saved by wasting less energy can be quite significant for large facilities that use a great amount of power.
Without the Mesta DPM™, the costs resulting from wasted energy can be quite significant for large facilities that use a great amount of power. To improve industrial energy and reduce power bills, contact us today.
Shown below are actual current curves of a non-linear load with 69.72% THD (Total Harmonic Distortion), the corrective current of a Mesta DPMTM, and the resulting sinusoidal line current. The resulting sinusoidal line current in this example has a THD of less than 3% and a power factor of 1.00.


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