The standards in this guide cover alternating-current squirrel-cage motors up to and including the ratings
built in frames corresponding to the continuous open-type ratings given in Table 1.
NEMA MG 1 CONDENSED-2007 history
2011NEMA MG 1 CONDENSED-2011 Information Guide for General Purpose Industrial AC Small and Medium Squirrel-Cage Induction Motor Standards
2007NEMA MG 1 CONDENSED-2007 INFORMATION GUIDE FOR GENERAL PURPOSE INDUSTRIAL AC SMALL AND MEDIUM SQUIRREL-CAGE INDUCTION MOTOR STANDARDS
2002NEMA MG 1 CONDENSED-2002 INFORMATION GUIDE FOR GENERAL PURPOSE INDUSTRIAL AC AMALL AND MEDIUM SQUIRREL-CAGE INDUCTION MOTOR STANDARDS