The situation where the electrical devices of power system or buildings and the overvoltage protection devices of facilities are connected toearth electrodes through Earthing Conductors is referred to as earthing. ff22FF7uxWqZCBe1Ewrfo5iASNsO0VNyjlhLxo8W/MgSp5sFqL0GGjvpMznfYYGQ