Other drives

Around 99% of all fans incorporate electric driving motors. However petrol or diesel motors are used where electrical sup­plies are unavailable or perhaps where portability is desirable. In mechanical draught installations on steam boilers, the avail­ability of steam has often encouraged the use of steam tur­bines. These, of course, are not limited to the set speeds of electric motors on AC supplies.

Posted in Fans Ventilation A Practical Guide


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