Understanding the earthing system used in electrical installations is essential. Joe Hammond's video provides a detailed explanation of the different earthing arrangements commonly used in UK electricity supply systems. TNCS, TT, TNS
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00:00 Earthing Arrangements
01:00 What types of earthing systems are used?
01:26 TNCS
02:30 TNS
02:50 Top tip from Joe!
03:30 TT
04:10 Challenges of TT Systems
04:40 Earth fault loop impedance - Appendix 4
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Understanding Earthing Arrangements - TNCS, TT, TNS
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