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Subinfo: Overcurrent e8
Subinfo: Overcurrent e8
Try changing the motor regulator or
Try changing the motor regulator or
switching the regulators.
switching the regulators.
Change the
Change the A
ATC.
TC.
Switch off the voltage, wait a few
Switch off the voltage, wait a few
seconds and switch on the voltage
seconds and switch on the voltage
again.
again.
Overcurrent arises when the regulator's
Overcurrent arises when the regulator's
load impedance drops under a
load impedance drops under a
minimum value. This is often caused
minimum value. This is often caused
by a short circuit in the regulator's
by a short circuit in the regulator's
output stage, in the heavy cable
output stage, in the heavy cable
connection between the motor and
connection between the motor and
regulator or in the motor.
regulator or in the motor.
Subinfo: Overcurrent e8?
Subinfo: Overcurrent e8?
No
No
Finished.
Finished.
Y
Yes
es
Check the motor cables for a short
Check the motor cables for a short
circuit betw
circuit between U-V, U-W and
een U-V, U-W and V
V-W
-W,,
also check that the phases are not short
also check that the phases are not short
circuited or have inferior insulation to
circuited or have inferior insulation to
the chassis.
the chassis.
In order to measure a short circuit in
In order to measure a short circuit in
the motor cables they must be
the motor cables they must be
unscrewed from the isolated terminal
unscrewed from the isolated terminal
posts on both the regulator and motor
posts on both the regulator and motor
sides.
sides.
Change the regulat
Change the regulator.
or.
Subinfo: Overcurrent e8?
Subinfo: Overcurrent e8?
No
No
Finished.
Finished.
Y
Yes
es
Change the moto
Change the motor.
r.
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