In article ,
GB wrote:
Tell me, dennis, just why would there be any 'movement' in any part of a
properly installed final ring circuit?


Why do faults occur in electrical circuits if there is no movement?

There must be thermal expansion and contraction, surely?

As there is with any metal. But you don't expect the copper pipes in your
central heating to fail, so why expect wiring to do so?

--
*I couldn't repair your brakes, so I made your horn louder *

Dave Plowman London SW
To e-mail, change noise into sound.