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Chapter 4 ParametersAT |Troubleshooting}| BLD-E1 Series
5.11 Motor Stalls during Acceleration
Motor s tal ls dur ing
acceler ati on
T hi cken or shor ten the
wiring between the
motor or br us hless DC
motor dr ive
Reduc e load or
incr eas e the c apaci ty
of brus hless DC motor
driv e
5-8
Check if accel er ati on
time is too s hor t
No
Check if the inertia
of the motor and load
is too high
No
Check for low v oltage
Yes
at input
No
Yes
Check if the load torque
is too high
No
Check if the torque
compensation is suitable
No
Increase tor que compensation
Yes
Increase setti ng time
Yes
Yes
Use s pecial motor?
No
Reduc e load or
incr eas e the c apaci ty
of brus hless DC motor
driv e
Maybe br ushless DC motor
driv e has malfunc tion or
Yes
misoper ation due to noise.
Please contact DELTA
Revision May 2009, 00DE, V0.50
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