for shock pulse min max value indicated for your referencehttp://files.engineering.com/getfile.aspx?folder=52e9dcf3-5754-4a83-9c93-86c3e4cc9692&file=SHOCK_PULSE_measuring.pdf
Which vibration standard to be followed to check the motor with out load.i understand ISO Guide line for motor is with load. any suggestion is always highly appreciated regards -pal chinda