Issue 84 - March 2021

Estimating the age of an electrical installation

It is often necessary as well as useful to be able to establish the approximate age of an electrical installation, whether needing this information for...

Island mode earthing arrangements: New Guidance in the Second Edition of the IET Code of Practice on Electrical Energy Storage Systems

Introducing the concept of prosumer’s electrical installations (PEIs), and operating modes for a electrical energy storage systems (EESS) and examining the earthing arrangements for island...

The all-new 5th edition of the IET Code of Practice for In-Service Inspection and Testing of Electrical Equipment

In this article, James Eade, author of the 5th edition, continues his brief insight into the changes to this important Code, now available from...

Broken PEN

Don’t panic, this article is not about broken ballpoint pens, it is concerning broken PEN conductors in PME earthing arrangements.

The history of colour identification of conductors

We consider identification of conductors by colour as the norm today, but it wasn’t always the case, as prior to 1916 conductors were not typically...

Your Electrical Installation Guide awaits!

The aim of the present guide is to provide a clear, practical and step by-step explanation for the complete study of an electrical installation, according...