What is the 'A' Dimension of an AC electric motor?
IEC FRAME DIMENSIONS Foot-Mounted Three Phase Motors: A= measurement of mounting holes from left to right looking at the shaft side of the motor B= mounting holes measured looking at the side of motor
Refer motor manufacturer's instruction manual.
alternating current. see band name: AC/DC
A also stands for Amperes. But not when it is part of AC.