GoodWe · PV inverters · GoodWe ET 5–10 kW (three-phase hybrid inverter)
Back-Up Over LoadBack-up side is over loaded
Name in the manufacturer's documentation (user manual): Back-up side is over loaded
[1]
In plain words (editorial)
The loads connected to the back-up output draw more than the back-up nominal output power. The manual says to reduce the back-up loads.
When to call a service technician: If it persists with reduced loads, contact your installer.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
For technicians
Possible causes (source text)
- Total back-up load power is higher than the back-up nominal output power[2]
Steps given by the manufacturer (source text)
- Decrease back-up loads to make sure the total load power is lower than back-up nominal output power[3]
⚠ Work on refrigerant circuits, mains electricity and PV DC wiring is for qualified technicians only.
The Polish page has more detail (plain-language explanation, safe checks, guides): Read in Polish →
Sources
Every statement has a footnote to the document and PDF page. “Quote verified” means the quote was found automatically in the text of that page.
- [1] GoodWe Hybrid Inverter ET Series | ET Plus Series – User Manual V1.1 (2021-02-10) (V1.1-2021-02-10) , p. 37 official manufacturer document quote verified
Back-Up Over Load
- [2] GoodWe Hybrid Inverter ET Series | ET Plus Series – User Manual V1.1 (2021-02-10) (V1.1-2021-02-10) , p. 37 official manufacturer document quote verified
total back-up load
- [3] GoodWe Hybrid Inverter ET Series | ET Plus Series – User Manual V1.1 (2021-02-10) (V1.1-2021-02-10) , p. 37 official manufacturer document quote verified
decrease back-up loads to make