Search results

From the above link: My question is, the water pipe will connect to the water pipe in the house and so both earthing systems will be joined. If a TT system is used it is said the earth in the house must not connect with the earth in the garage and yet the water pipe will provide a path...

Sorry the link doesn't work, maybe I have to be a member of the other forum

I've never thought about this. When I went to college we studied putting a supply to an outside garage from a house with a TNCS, the solution was a TT system the reason being that the earth in garage was not to connect to the earth in the house but no one said anything about water or gas, the...