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Wiring Matters Issue 97 - September 2023

Welcome to the September 2023 edition of Wiring Matters.

Temporary Power Systems – an update

The IET’s Guide to Temporary Power Systems is undergoing a long-awaited update. Much has changed since the first edition in 2012, not just in respect of the British standards BS 7671 and BS 7909, but also with the temporary power industry in general.

Polarity indication on boats – why it’s important to get it right!

For those working in domains controlled by the requirements of BS 7671, the need to determine the polarity of a circuit is both acknowledged and well understood. In the marine electrical world, while the need to determine the polarity of on-board circuits is equally recognized, its implementation has additional factors that need to be taken into consideration.

Fifth Edition of the IET Code of Practice for Electric Vehicle Charging Equipment Installation

There have been a number of changes in the EV charging installation sector since the publication of the Fourth Edition of the IET Code of Practice for Electric Vehicle Charging Equipment Installation in 2020, which have prompted calls from the industry for updates to the publication.

Latest developments in international standards for supplies for electric vehicle (EV) charging revisited

In this article, we revisit some of the international standards for electric vehicle (EV) charging and look at some of the latest developments.

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Wiring Matters Issue 97 September 2023 (pdf)