How do I know my 1950’s earthing arrangements are still keeping my workforce safe?

Are Vintage Earthing Arrangements Safe?

I thought I’d continue from my last blog piece talking about heavy current injection earth testing. By talking about a key application where it can potentially deliver much better results than the modern CDEGS approach. Therefore, on your earthing arrangements. Many industrial sites built in the 1950s and 60s as industrialisation grew. This, in line […]

November 2018 – Earthing Standards update (Rail)

earthing standards update for rail

Earthing Standards Update. For the past few years. GreyMatters has been fortunate enough to support the rail electrification and upgrade programmes across the UK for Earthing Design. And maintaining a consistent approach. Across a building programme of this scale. Can be a massive engineering headache for all design teams concerned. Especially, when Earthing Standards touches […]

Your Standard Earthing Design – Are They Valid Anymore?

Standard Earthing Design

A number of organisations across the UK recommend a standard earthing design when building smaller scale substations. The key driver behind these is one of cost. Nobody wants to pay more than they have to. For an HV connection using a templated approach to meet Earthing Standards compliance kind of makes sense – or does it? […]

What is Standard BS7430

Ian on-site working to Earthing Standard bs7430

BS7430 2015 is the latest amendment to the code of practice for protective earthing of electrical installations. BS7430 Overview This standard is an amendment to BS7430 2011 the code of practice for protective earthing of electrical installations. It provides recommendations and guidance on meeting the requirements for earthing land-based electrical installations in and around buildings […]