- Reaction score
- 540
Hi guys
At a job doing a re wire and the electrician i was with is changing the earth cable over from 16mm to 6mm
He says as its a tt system that it only needs a 6mm.
Is this right?
At a job doing a re wire and the electrician i was with is changing the earth cable over from 16mm to 6mm
He says as its a tt system that it only needs a 6mm.
Is this right?