Partner Academy · EcoBSS / FLEX
Fault
3P HV
F63
Arc_Fault
Arc fault
EcoBSS service: ARC fault (USA market function).
Register map
- Family
- Three-phase HV
- Register
- 558
- Bit
- 14
Field checks
- ARC detection applies to the USA market only.
- Check PV module cable connections and clear the fault.
- Contact Inversol if the problem repeats.
FAQ
What does EcoBSS F63 mean?
Arc fault
What should I check for EcoBSS F63?
- ARC detection applies to the USA market only.
- Check PV module cable connections and clear the fault.
- Contact Inversol if the problem repeats.
When should I contact Inversol?
Confirm LV vs HV family on the nameplate, complete the field checks, then contact Inversol with model, SN, family, and a photo if the code returns after a clean power cycle.
Partner lookup from EcoBSS Flex register map V1.2 — not a substitute for the official service manual or live measurements. Always match the inverter family (3P LV / FLEX 3L vs 3P HV).