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Description / Abstract:
Inclusions
The requirements in this standard apply to polyphase induction
motors intended for use in power generating stations, including the
following:
a) Frame size larger than NEMA 440 series
b) Squirrel-cage type
c) Single speed or multispeed
d) Horizontal or vertical construction
e) Form wound
Exclusions
Excluded from the scope of this standard are:
a) Additional specific features that may be required for
application in nuclear power generating stations
b) Additional specific features required in motors for use in
hazardous (classified) locations
c) Starting motors for reversible synchronous generator/motor
units for pumped storage installations
d) Wound-rotor motors