The quickest route to energy saving

There are many reasons why deploying variable speed drives is the easiest way to lower your energy bill, as ABB’s Carl Turbitt explains. Variable-speed drives (VSDs) are some 40 years old. Ample time, you’d think, to spread the merits of their energy saving potential. Yet evidence suggests that many businesses think changing energy supplier is a better way to lower bills than installing energy efficient equipment like VSDs. But with many energy suppliers offering comparable…