Hang on, I've thought about it a bit more....You get a shock because the current isn't returning through the N, but rather through you to earth, and then through earth back to the transformer. Have I got that right? :S
Probably a stupid question, but how would the Neutral float up to the same potential as Line? Wouldn't there have to be a short between the two for that to happen?
A conversation came up between myself and my lecturer (I am nearing the end of my apprenticeship) about the reasons for not taking the earth outside of a building on a TN-C-S system to, say, a shed. He tried to explain it but couldn't quite figure out how to.
With reference to this thread I...