Recent content by Napa

Thanks, that is starting to make sense. Basically it looks like there is a safety issue with respect to a possible broken Neutral. But for a TT system why can't one earth the Neutral at the input of the installation like the diagram in http://www.iee.org/Publish/WireRegs/PME_ESQC.pdf for...

I am trying to understand why there is a difference between the two. I know that TN-C-S has PME along its lenght to an installation, so Neutral and Earth are the same. The Neutral and Earth are separated at the installation, the Earth then provides a 'Faraday cage' for protection within...