It has taken just a year for the Isle of Man’s National Sports Centre to recoup the £41000 cost of fitting Trend NX variable speed drives on 20 of its pump and fan motors, an action which has cut the site’s electricity usage by 17%. Supplied and installed by Manx Control Systems Ltd, the VSDs have reduced the motors’ annual power consumption by a higher than expected 436,200 kWh – a fall of 43%. There have been maintenance savings too and an

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