I was sent this:
https://electrical.theiet.org/wiring-matters/years/2021/84-march-2021/island-mode-earthing-arrangements-new-guidance-in-the-second-edition-of-the-iet-code-of-practice-on-electrical-energy-storage-systems/
Contractor mentioned Island Mode.
Thanks folks - and for this reply - it is a Solis Energy Storage 3.6kW Hybrid 5G Inverter that the installer has quoted for - so this does not need earthing? Apologies I have zero electrical knowledge so following the thread is a challenge!
We won’t be off grid generally - just if power goes...
I've since also found this:
"It should be noted that a battery will not give backup ‘out of the box’ so it needs to be planned for ahead of the install. Furthermore, most people are not aware that a standard UK home solar array is required by law to turn off in a power cut, for the safety of...
Hello folks, I've searched forums for similar but couldn't find answer! I've had a quote for domestic solar PV system (4.6KW) with batteries (2x3.5kw) for 3 bed south west facing bungalow on the coast. Usage would be mornings and evenings mostly, one adult all week long and then two at the...