Rise of Earth Potential (RoEP) Know the Risks

Rise of Earth Potential Risk Site - Sub Station

Awareness of step and touch potential, caused by a rise of earth potential. Is essential for anyone working on high-voltage power transmission and distribution systems above 1 kV. A rise of earth potential A rise of earth potential is caused by electrical faults that occur at electrical substations. Power plants, or high-voltage transmission lines. Therefore, short-circuit […]

Reducing the Risk of Step and Touch Potential

touch potential voltage

Awareness of step potential and touch potential risks, caused by an earth potential rise. Is vital for anyone working on high-voltage power transmission. Also, distribution systems above 1 kV. Earth Potential Rise Earth potential rise (EPR) is caused by an imbalance of electrical charges between the earth and an electrical system, it can occur at: […]

Employ a CDEGS Certified User to Avoid Wrong Trousers Mishap

Wrong Trousers

CDEGS Certified User – The Right Trousers CDEGS – The Misconception The term ‘CDEGS’ is loosely banded around a lot in our sector. To deliver safe Electrical Earthing System Design. When carrying out earth potential rise studies.  Therefore, the trouble is there’s a lot of confusion. Also, misinformation surrounding which version of CDEGS should be used. […]

5 Reasons Why Hot-Sites Aren’t Dangerous: Myth Busted

hot site

What is ‘HOT-ZONE’ or ‘Hot-Site’? There are so many misconceptions surrounding the whole concept of a‘Hot-Site’ and ‘Hot-Zoning’ for Electrical Earthing Designs.  In this article, I attempt to simplify what ‘Hot Zone’ (or Hot Site) means in Power System terms AND crucially, explain what a ‘Hot Zone’ is not. By the end of this article, […]