protective eerthing systems Archives - Professional Electrician https://professional-electrician.com/tag/protective-eerthing-systems/ the latest news, products, tools and info for UK electricians Fri, 21 Jun 2024 08:26:58 +0000 en-GB hourly 1 Protective Earthing Systems: What’s the difference between PME and PNB? | ECA https://professional-electrician.com/technical/protective-earthing-systems-whats-the-difference-between-pme-and-pnb-eca/ Mon, 24 Jun 2024 07:00:22 +0000 https://professional-electrician.com/?p=46935 Protective Earthing Systems: What’s the difference between PME and PNB? | ECA

Darren Crannis, ECA Technical Manager, looks at protective earthing systems and unravels the difference between PME and PNB. The distinctions between TN-C-S earthing variants, Protective Multiple Earthing (PME) and Protective Neutral Bonding (PNB), often lead to confusion. Despite both falling under the TN-C-S category, they diverge significantly, impacting design considerations and inspection outcomes. Here we ...

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