On 25/12/2017 12:20, George Miles wrote:
Is there any reason not to have an earth rod indoors?
TT system.

I've got 2 earth rods outdoors,
can I keep them and add a third indoors so there's less resistance?

No reason why not, although you may find it harder to get a low
impedance in what will likely be drier soil.

--
Cheers,

John.

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