Earthing Arrangements TT in a Single Phase Installation Explained in Pictures Earthing Arrangements: this video is on TT Earthing and shows drawings to aid with City and Guilds and EAL electrical exams at level 1, 2 and 3. Supply coming in is only a line and neutral and the consumer has to make a connection to earth via an earth electrode (earth stake). Installations being supplied via a TT earthing arrangement require additional protection of circuits via and RCD. 🔵 Playlist - Earthing Arrange

14K views · 329 reactions | Understanding the earthing system used in...