ABB saves UK water company £60k pa using ACS800 on pumps

    Changing three 180 kW, fixed-speed re-circulation pumps to variable speed inverter drive control has saved Yorkshire water over £60k pa in energy use.   The filter re-circulation pumps at Yorkshire Water’s Esholt Waste water Treatment Works are used to pump final effluent to the filter distribution chamber, diluting the effluent and providing the […]

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