Earthed / Grounded: When an electrical system, equipment, or wiring system is linked to the earth as a result of an earth electrode (floor Rod), it is named an earthed unit or simply “Earthed or Grounded” Pipe earthing makes use of a steel pipe, like a galvanized iron pipe or https://lukasqxrwz.blogoxo.com/28090209/examine-this-report-on-electrical-substation-design