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tn-s

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  1. S

    TN-S or TN-C-S

    Have I got this correct "It is not permissible to install TN-C-S (PME) systems in petrol stations or large arenas and stadiums, for this reason and for standardisation, all new installations will be TN-S." It flies in the face of logic that a PME system is less safe than TN-S, can...
  2. N

    TN-S vv TN-C-S

    I'm interested in collating the differences in the requirements (not the definitions) between TN-S and TN-C-S. I've aleady seen an example in another post tonight: "TN-S Ze max is 0.8", Any other quotes (with regs reference if possible)?
  3. R

    TN-S Earth Clamp

    Need a new TN-S Earth Clamp, where will stock them? My local supplier doesnt and only stocks gen earth clamps for copper pipes etc
  4. K

    TN-C-S or TN-S?

    How do you check if installation earthing is TN-C-S or TN-S if in doubt?

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