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Fault Codes
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Sigenergy
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1005
Sigenergy
1005
System Grounding Fault
PE cable not grounded correctly.
Common causes
Protective ground wire not connected
Poor earth connection
What to check
STEP 1
Check whether the protective ground wire is connected normally
Escalate if
Ground wire is confirmed correct and fault persists — submit fault feedback via APP > Service > Troubleshooting
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