- Essex/Suffolk border
I know it's not "suitable" on paper, but tell that to the thousands of factories which are pretty much full of the stuff
Use a 5th core for earth! The braid should by right be connected to earth as well, but usually isnt...
Nope no need for the braid to be earthed. Though it's best connected as it stops the cable being ripped out and if you need a screen
Yes it does need to be connected to earth, it is a metal screen for the cable, that's the whole point of the braid being there.
That's why the correct glands connect to the braid.
Sy is really a control cable, the braid is the the screen, if the braid is covered and properly sleeved it's not extraneous