NEMA publishes MG 1-2006 revision 1 2007 on motors and generators

The National Electrical Manufacturers Assn. (NEMA), Rosslyn, Va., has published MG 1-2006 Revision 1 2007, “Motors and Generators.”

11/27/2007


The National Electrical Manufacturers Assn. (NEMA), Rosslyn, Va., has published MG 1-2006 Revision 1 2007, “Motors and Generators.”
This edition incorporates previously published information about 50- and 60-Hz NEMA Premium electric motors. It features an entirely revised table of contents; updated referenced standards; full-load efficiencies of 50- and 60-Hz NEMA Premium electric motors; clarifications of terminal markings of polyphase-induction machines; revised illustrations; and equations for temperature rises for air-cooled machines for ambients lower than 40 C, but not below 0 C.
The contents and scope of MG 1 may be viewed or the entire MG1-2006, Revision 1 2007 may purchased for $245 by visiting NEMA’s website at www.nema.org/stds/mg1.cfm . Revised pages only may be purchased for $177 at www.nema.org/stds/MG1-2006Rev1-2007-revisedpages.cfm .





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