9000X AF Drives User Manual
MN04001004E
For more information visit: www.eaton.com C-3
June 2009
F3 — Earth Fault
Figure C-3: F3 — Earth Fault
F3 ?
No
Yes
Start up the drive
Make corrective measures
Fault was generated by external factor:
– damage in insulation of motor cable
– damage in motor insulation
F3
Disconnect motor cable from the drive
Check current measuring circuit
according to instructions in service
manual. Replace defective parts as
recommended in spare parts lists.
Clear fault memory
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