GE Fuji Electric AF-300ES User Manual

8-17
( 13 ) Motor will stall during acceleration.
The motor will stall
during acceleration.
Increase the set
time.
Is the acceleration
time setting short?
Reduce the load
torque, or increase
the capacity of the
drive.
Is the load torque
high?
Is the motor terminal
voltage lower than
output terminal
voltage?
( 14 ) Motor heating abnormal.
Is the load too large?
Is the motor
continuously
operated at very
low speed?
Is the output
voltage (Terminals
U, V, and W) of the
drive well bal-
anced?
Use a motor designed
exclusively for drive
use and low speed
operation.
Change the setting.
Is the V/Hz
characteristics
suitable for the
motor?
Abnormal motor
heating.
Reduce the load or
increase motor
capacity.
Failure in motor
possible.
Reduce the load Wk
2
or
increase the drive capacity.
Contact GE Fuji
Increase or de-
crease the torque
boost setting.
Is a special
motor in use?
Make the wire size
between the drive
and the motor larger
or shorten the wiring
distance.
Is the torque boost
set correctly?
There is the possibility
of drive failure or a
noise related problem.
Contact GE Fuji
Is Wk
2
of the motor
and/or load
excessive?
There is the
possibility of failure
in the drive. Con-
tact GE Fuji
No
No
No
Yes
Yes
Yes
No
No
No
Yes
Yes
Yes
No
No
Yes
Yes
Yes
No
No
Yes
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GE Fuji Electric AF-300ES Specifications

General

Brand	GE
Model	Fuji Electric AF-300ES
Category	DC Drives
Language	English