Steps Of Troubleshooting For Hybrid Servo Controller; Over Current (Oc); Ground Fault (Gff) - Delta HES Series User Manual

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5-3 Steps of Troubleshooting for
Hybrid Servo Controller

5-3-1 Over Current (OC)

Remove short circuit
or ground fault
Reduce load or
increase hybrid servo
controller capacity

5-3-2 Ground Fault (GFF)

GFF
Ground fault
Check if the output
circuit (cable or motor)
of hybrid servo controller
is shorted to ground
Resolve
ground fault
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ocA
Over current in
acceleration
Troubleshoot
short circuit
No
Yes
deltaacdrives.com
Chapter 5 Methods of Anomaly Diagnosis
ocd
over current in
deceleration
Check for any shorts between
Yes
motor connection terminals U,
V, and W or shorts to ground
No
Yes
Check for overload
No
It's likely hybrid servo
controller breaks down or
malfunctions due to
noise. Please contact
Delta for assistance.
It's likely hybrid servo controller
breaks down or malfunctions
due to noise. Please contact
Delta for assistance.
5-7
deltaacdrives.com
sales@deltaacdrives.com
|HES Series
oc
over current
while running at
constant speed
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