Earthing wire, also known as grounding wire, is a crucial element in electrical systems designed to ensure safety by directing fault currents away from electrical equipment and into the ground. Typically made from conductive metals such as copper or aluminum, earthing wire is characterized by its low electrical resistance, which allows it to efficiently carry fault currents to the earth. It is insulated to prevent accidental contact and to protect against environmental factors, but its primary function is to establish a reliable electrical connection between the grounding system and various electrical components or structures. The wire is installed in various configurations, connecting grounding electrodes, such as rods or plates, to electrical panels and equipment. This connection is vital for preventing electrical shock hazards, reducing the risk of electrical fires, and ensuring the safe operation of electrical systems. Proper sizing and installation of earthing wire are essential to meet safety standards and ensure the effective performance of the grounding system.