Is tncs the same as pme do you need an earth rod driven into the ground as back up for the above
This might sound stupid but when we wire houses they are supplied with a concetric cable we put in a neutralising link as usaul,but recently we wired a commercial unit,bein supplied with three phase concetric cable ,we ran an earth rod as the boss told us but we returned days later and he had removed it can any body explain it to me please
This might sound stupid but when we wire houses they are supplied with a concetric cable we put in a neutralising link as usaul,but recently we wired a commercial unit,bein supplied with three phase concetric cable ,we ran an earth rod as the boss told us but we returned days later and he had removed it can any body explain it to me please