ABB’s Active Filters are the ideal solution to mitigate power quality problems caused by harmonics and load unbalance. These sources of poor power quality can affect the reliability of your equipment; resulting in financial loss and/or safety concerns.


Active filters are the ideal solution for industrial applications using high power where three phase harmonic loads need to be filtered. Filters are available in different forms, dimensions and ratings.

ABB PQF active filters are designed with the customer requirements in mind.


• Works with standard class Current Transformers (CT’s)

• Modular non-over loadable technology which can be upgraded in the future

• User friendly backlit GUI interface with network monitoring capabilities and extensive I/O possibilities

• Automatic thermal de-rating function allowing to run automatically in de-rated mode when switch room temperatures become too high – no risk of abrupt system tripping

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