Copper Earthing Material

The earth connection can be provided with the

help of a copper plate

it should not be of less than
600mm x 60 0mm x 6mm

mm.

The plate is kept with its face vertical at a depth of

3 m and is so arranged that it is embedded in an

alternate layer of coke and salt for a minimum

thickness of about 15 cm in case earthing is done

by copper plate and in coke layer of 15 cm if it is

done with copper Plate- The earth wire is securely

bolted t0 the earth plate with the help of bolt nut

and washer.