MIS 3012:2025 scope and classes, PAS 63100 siting, island-mode earthing, fire detection and where the EV charger sits relative to the CT.
Outdoors wherever practicable. Indoors only where PAS 63100 does not exclude it, with ventilation to outside and REI 30 separation from excluded…
Read the answer →02In island mode the house must become a TN-S system with its own earth electrode. Isolate every line and the neutral from the grid, never the grid…
Read the answer →03An export limit caps net power to the grid at the meter, enforced by a G100 scheme with a grid CT. A generation limit caps the inverters' total AC…
Read the answer →04Capacity is only half the story; power matters too. A 20 kWh battery on a 5 kW inverter can only supply 5 kW, so when the house draws 7 kW, 2 kW…
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