- Error code
- 1001
- Category
- Wiring error
- Manufacturer
- SMA
- Models
- Sunny Tripower (STP)
1What the error means
The inverter detected that line (L) and neutral (N) are reversed in the AC connection. It does not start until the wiring is corrected.
2Possible causes
- Phase and neutral reversed on the AC cable
3What to do
- Disconnect the supply and check the L / N connection against the manual.
- The work must be done by a licensed electrician.
4Repair by Aineas
You send the inverter to our lab in Thessaloniki. We diagnose it, inform you of the fault and the cost, and the repair starts only after you approve it. Every inverter is tested under simulated operating conditions before delivery.