What you will see
- Output capped at midday
- LmtBy message on the screen
Why it happens
High grid voltage, heat or an export limit tell the inverter to cut power.
Diagram
Why output is limited
LmtByVg
Grid voltage high, Volt-Watt mode.
LmtByTemp
Inverter too hot.
LmtByEPM
Export limit active.
These are not faults.
What you can check yourself
- Note which LmtBy message and when
- Check whether an export limit was set at installation
What not to do
- Do not change export or grid settings yourself
When to call us
- Check grid voltage
- Confirm the export limit matches your net billing approval
- Improve ventilation
Export limits
Export limits are often set while net billing is pending with FESCO or LESCO. We review them once approval comes.
Send us
a photo of the screen and your net billing status