NEMA SM 1-2017 covers general-purpose synchronous motors without excited rotor windings, including polyphase alternating current permanent magnet motors rated 500 horsepower and less.
NEMA SM 1-2017 History
NEMA SM 1-2021
$202.00 $405.00
NEMA SM 1-2017
$173.00 $347.00
More Standards PDF
NBBI NB23-2017 Part 1
$57.00 $115.00
NEMA WD-AG 1-2017
$38.00 $76.00
NBBI NB23-2017 Part 4
$57.00 $115.00
NEMA SPB 3-2017
$24.00 $49.00