The aim of this article from the experts at NICEIC is to explain the operating characteristics of the protective multiple earthing (PME) earthing facility, a type of TN-C-S system, which is commonly provided for both new and existing electrical installations. In a PME arrangement the supply neutral conductor functions as both protective and neutral conductors ...

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Need help with cracking those EICR codes? The technical team at NAPIT, with the help of the 18th Edition Codebreakers publication, answer your latest coding queries. Click on the photos for a closer look! CHRISTOPHER ORTHODOXOU: THE CUSTOMER WAS WONDERING WHY EVERY TIME SHE PLUGGED SOMETHING INTO THIS SOCKET IT WOULD TRIP THE RCD! This ...

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In this follow up to last month’s article, Viktors Nikolajevs, CTEK’s Skillbase Manager in the UK, answers more of the key questions that installers are commonly raising around EV charge point installations. Installers at our UK training sessions will ask a lot of questions when they’re learning how to best install EV charge points. But, ...

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Hager’s Technical Training Manager, Paul Chaffers, discusses the importance of providing installations with surge protective devices (SPDs) and looks at requirements and considerations of BS 7671:2018+A2:2022. In our everyday life, we’re surrounded by electrical equipment which may contain sensitive electronic components. Such products are vulnerable to transient overvoltages and can have their lifespan significantly reduced ...

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The technical experts at NAPIT look at different installation methods and the mechanical protection requirements for each. Installation or wiring methods? Whenever we speak to contractors or they ask our advice on an installation or wiring type, there is often some confusion over the different installation methods and how they can be used. Let’s be ...

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Chris Hudson, MD of Hudson Lighting, explains more about the importance of IP68 ratings for recessed outdoor lights and gives a general overview of IP ratings and what they mean. Ingress Protection (IP) ratings are crucial for understanding the environmental resilience of electrical fixtures, especially outdoor lighting. An IP rating consists of two digits, indicating ...

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Depending on the particular characteristics of the ‘electronic’ loads and controls connected to an electrical installation, an RCD could be exposed to a range of residual current waveforms and frequencies. Unless RCDs are selected that are compatible with the loads and other devices connected, the protection intended may be compromised, as the experts at NICEIC ...

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Q. I’m told my new apprentice is now on a different version of the electrical apprenticeship – what does this mean and will they still do the AM2? To bring it fully up-to-date with current employer needs, technology and industry practice, the Installation & Electrician apprenticeship was recently reviewed and an updated apprenticeship standard was ...

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In this regular column, ‘Dr Zzeus’ Tom Brookes, MD of Zzeus Training and chairman of the FSA, answers your questions related to fire safety compliance. This month I’m going to answer two questions relating to the skills of fire alarm and security installers: 1. How do you measure the resistance of a cable? 2. How ...

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In this first of a two-part article, Viktors Nikolajevs, CTEK’s Skillbase Manager in the UK, answers some of the key questions that installers are commonly raising around EV charge point installations. Installers at our UK training sessions will ask a lot of questions when they’re learning how to best install EV charge points. But, there ...

The post EV Question Time: Part 1 – CTEK answers some key questions about EV charge point installations appeared first on Professional Electrician.