Use of Earthing system Earthing is used to protect us from an electric shock. It provide a path to the fault current to flow to earth. It protects the protective device such as circuit-breaker or fuse by switching off the electric current to the circuit that has the fault. Reasons why we need Earthing are given below: - 1. Earthing protects our electrical equipment from leakage current and also protects us from electric shock. 2. It also protects the building from lightning during thunderstorm.
Electrical knowledge in simple language for everyone