NEMA-MG1 Complete Document History
Motors and Generators

Complete Current Edition:
   2021 EDITION - INCLUDES PART 34 AND UPDATES TO PARTS 7,12,30 & 31 - Jan. 1, 2021

Obsolete Revision Information:
   16TH EDITION - INCLUDES PART 34 AND UPDATES TO PARTS 7,12,30 & 31 - Jan. 1, 2018
   2016 EDITION - Motors and Generators - Sept. 1, 2016
   2014 EDITION - Motors and Generators - Dec. 15, 2014
   2012 ERRATA - ERRATA FOR 2011 EDITION - Oct. 1, 2012
   2011 EDITION - ANSI APPROVED 1/9/2012 - Dec. 1, 2011
   2009 EDITION - REAFFIRMED IN 2010 - Sept. 15, 2010
   2006 REVISION 1 - REVISION 1 FOR 2006 EDITION - May 1, 2007
   2006 ERRATA - ERRATA FOR 2006 EDITION - April 20, 2007
   2006 EDITION - Motors and Generators - Jan. 1, 2006
   2003 EDITION - Motors and Generators - Sept. 1, 2003
   1998 REVISION 3 - REVISION 3 TO 1998 EDITION - Jan. 1, 2002
   1998 REVISION 2 - REVISION 2 TO 1998 EDITION - Jan. 1, 2000
   1998 REVISION 1 - REVISION 1 TO 1998 EDITION - Jan. 1, 1999
   1998 EDITION - Motors and Generators - Jan. 1, 1998
   1993 REVISION 3 - REVISION 3 FOR 1993 EDITION - May 1, 1996
   1993 REVISION 4 - REVISION 4 FOR 1993 EDITION - Jan. 1, 1996
   1993 REV 2 CORRECTION - CORRECTION TO REVISION 2 - Sept. 28, 1995
   1993 REVISION 2 - REVISION 2 FOR 1993 EDITION - April 1, 1995
   1993 REVISION 1 - REVISION 1 FOR 1993 EDITION - Dec. 7, 1993
   CHANGE PAGE - CHANGE PAGE FOR 1993 EDITION - Jan. 1, 1993
   1993 EDITION - REV'S 1-3, CHANGE PAGE WITHIN - Jan. 1, 1993
   PROPOSED - MOTORS & GENERATORS - March 27, 1989
   CORRECTION - MOTORS & GENERATORS - Jan. 1, 1989
   1987 EDITION - MOTORS & GENERATORS - Jan. 1, 1987