Energy-saving motors

    June 22, 2006
    Surveys indicate that people buying motors that they plan on using for the next 20 years can expect to pay 50 times the purchase price in electricity.

    Edited by Stephen Mraz

    That represents almost 98% of the life-cycle cost of a motor. This is what led Baldor Electric Co., Fort Smith, Ark. (baldor.com), to develop and constantly upgrade its Super-E motors. They come in ratings from 1 to 1,500 hp and have more copper in their windings than most conventional motors. Laminations are premium-grade steel and the air gaps between the rotors and stators are precisely maintained. Engineers also minimized losses due to the fan and other sources.

     

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