|Electrification in Shelters of Cell
The earthing system is designed to achieve
the uniform earth resistance of less than 1 ohm at the
site. The grounding system consists of the following Sub
Earthing pits - 4 no, one for lightning protection of
tower and equipment shelter, one for the electronic
equipment inside the shelter, one for the DG neutral
earth and one for the DG body earth.
Earth conductor runs from the lightning protection
system, Principal ground bar maintained as reference in
the shelter for electronic equipment, DG neutral and DG
body to the respective earth pits.