Search found 2 matches

by if42
Thu Mar 27, 2025 5:56 pm
Forum: Customer/End User Help
Topic: Fox ESS Error Code-1 No Utility, Error Code-26 Grid Voltage Fault, Error Code-27 Grid Frequency
Replies: 33
Views: 47506

Re: Fox ESS Error Code-1 No Utility, Error Code-26 Grid Voltage Fault, Error Code-27 Grid Frequency

Thanks very much!

I contacted the installer and they have come and changed the MCB and also the cable between the inverter and the consumer unit, which they said was also under rated.

Regarding force charging, are there "good" current rates to set or should I leave the defaults and lets the BMS ...
by if42
Mon Mar 24, 2025 4:42 pm
Forum: Customer/End User Help
Topic: Fox ESS Error Code-1 No Utility, Error Code-26 Grid Voltage Fault, Error Code-27 Grid Frequency
Replies: 33
Views: 47506

Re: Fox ESS Error Code-1 No Utility, Error Code-26 Grid Voltage Fault, Error Code-27 Grid Frequency

Hi
Newly installed KH10.5

I tried a force charge (which I am not entirely sure what this does other than charge from the grid?)

This seems to have started and then stopped, and the fault codes 1, 26, 27 are now set.

I see in the pinned / top post here that the MCB sizing may be wrong for my ...