51
Fig. 4.2.3: Motor does not run smoothly
Yes
No
Yes
No
Yes
No
Yes
No
Is Acceleration or
Deceleration Time, [User Fcn’s
7 & 8],short?
Increase Acceleration or
Deceleration Time,
[User Fcn’s 7 & 8].
Is Drive Cutoff Frequency
high in [F11]?
Lower Drive Cutoff
Frequency [F11].
Are control signals fluctuating?
Check for noisy
electrical supply.
Is there balanced output
voltage at U, V, W, outputs?
Check the motor.
Call Factory.