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Recap training aid for correctly identifying a single phase installation earthing arrangements in this case TN-S. The video includes the size of the meter tails, size of the earthing conductor max Ze 0.8 ohms.
An overview of the intake position of a single phase domestic dwelling looking at the incoming supply authorities cable, cutout fuse size and using the clues to workout the earthing system.
🔵 Playlist - Earthing Arrangements TN-S, TN-C-S and TT • Earthing Arrangements ...
Sorry the sound isn’t as good as my later videos but all the points covered in this compilation are required during our installation theory exams thanks Gaz
Videos are training aids for City and Guilds (C and G) and EAL courses Level 1, 2, 3 plus AM2, AM2S and AM2E.
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