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Tag Archives: BS7430

What are the Earthing Safety Calculations?

February 23, 2017

Safety Calculations - you're overdue an update! If 1-ohm is still in circulation on your documentation then this section applies to you. Even...

Electrical Earthing

BIM Earthing Design - What Does the Future Hold?

October 25, 2016

In a previous post, we introduced BIM earthing to Electrical Earthing Design and cleared up a few misconceptions. In this post, I’m going...

Electrical Earthing

BIM Earthing Demystified... Cutting through the endless jargon

October 04, 2016

BIM earthing? If like me, you're a little confused about what BIM REALLY means. This article is for you. It covers some of...

Earthing System Design

What is Standard BS7430?

September 26, 2016

BS7430 2015 is the latest amendment to the code of practice for protective earthing of electrical installations. BS7430 Overview This standard is an...

Lightning Protection Design

How to avoid explosive risks from surges due to lightning AND transient faults.

September 08, 2016

Lightning Protection Design to IEC BS EN 62305 During the early stages of consultations concerning the client's Lightning Protection Design Project we’re often asked...

Soil Resistivity

Understanding Soil Resistivity & Soil Resistivity Testing Methods

August 05, 2016

Understanding Soil Resistivity is critical to Electrical Earthing System Design. Soil Resistivity Soil resistivity is a measure of how much the soil resists...

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