Voices: Tactics and Practices

Tactics and Practices is a back-to-basics column written by Plant Services Chief Editor Mike Bacidore with contributing insight from industry experts.


Energy Department demands more-efficient small motors

New energy-efficiency requirements for small electric motors take effect this month. As Baldor Electric's senior industry affairs manager notes, shifting to new-model motors requires some planning.

Mar 8, 2015

As of March 9, general-purpose small electric motors with open drip-proof enclosures have to meet new Department of Energy efficiency requirements. The requirements apply to single-phase and polyphase motors built in a two-digit National Electrical Manufacturers Association frame and rated between 1/4 and 3 hp. Split-phase, shaded-pole and permanent-split capacitor motors don't qualify as general-purpose motors and thus aren't covered under the new rule.

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