Deye · PV inverters · Deye SUN-SG04LP3-EU (three-phase hybrid inverter, 5–12 kW)
F54BAT_VoltHigh_Fault
Name in the manufacturer's documentation (fault list): BAT_VoltHigh_Fault
[1]
In plain words (editorial)
The battery voltage is too high. The manual says to check the battery terminal voltage, restart the inverter 3 times and restore the factory settings.
When to call a service technician: If it does not return to normal, contact your installer or Deye support.
✎ editorial – written from the cited sources, not a manufacturer statement. Status: draft.
For technicians
Steps given by the manufacturer (source text)
⚠ 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] Deye Three Phase Hybrid Inverter SUN-5-12KWSG04LP3 Fault List , p. 5 manufacturer document – copy from a distributor quote verified
F54 BAT_VoltHigh_Fault
- [2] Deye Three Phase Hybrid Inverter SUN-5-12KWSG04LP3 Fault List , p. 5 manufacturer document – copy from a distributor quote verified
Check the battery terminal voltage
- [3] Deye Three Phase Hybrid Inverter SUN-5-12KWSG04LP3 Fault List , p. 5 manufacturer document – copy from a distributor quote verified
restart the inverter 3 times and restore the factory settings
- [4] Deye Three Phase Hybrid Inverter SUN-5-12KWSG04LP3 Fault List , p. 5 manufacturer document – copy from a distributor quote verified
Seek help from us, if can not go back to normal state