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| | Premium-efficiency motors: soon they'll be law. |
 | | Also, in accordance with NEMA standards, the table covers "Open Motors" and "Enclosed Motors." The values given are "nominal full-load efficiencies," which are obtained from the average efficiency of a population of motors of duplicate design as determined by NEMA Standard MG 1-1987. |
 | | On the other hand, a motor built to "standard specifications" but applied to a special application, such as a fire-pump motor that rarely runs, may not be exempt. |
 | | One is the "Motor Challenge" operation, which consists of manufacturers, industrials, distributors, and service firms whose function is to inform, educate, and train users of the benefits of energy-efficient motors and systems. |
| www.ecmweb.com /mag/electric_premiumefficiency_motors_soon/index.html (1190 words) |
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