Hager’s Technical Training Manager, Paul Chaffers, shares the importance of observing protective device terminal markings and discusses the requirements for disconnecting all live conductors, including the neutral conductor for certain applications. Usually, we consider the current flowing through a protective device to be in one direction only, i.e. from the distribution board to the load. ...

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Why are RCD sockets still popular? Andy Douglas, MD at Timeguard, offers his thoughts. The 18th Edition gives us detailed information on the different types of RCDs These regulations apply to the design and verification of electrical installations as well as any additional and/or alteration of existing installations of sockets rated to a maximum of ...

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The experts at Scolmore provide guidance for the use of electrical accessories in accordance with Approved Document M – access to and use of buildings. Approved documents (AD) provide practical guidance about how to comply with the requirements of The Building Regulations for England and Wales (where relevant). Under schedule 1, Part M of the ...

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Schneider Electric has developed a modular circuit protection range tailored for the UK market – Acti9 Active. Schneider Electric’s innovative solution has revolutionised the future of electrical installations across higher risk residential buildings, HMO’s, Office Buildings and care homes, catering to the evolving sustainable needs of electricians, facilities managers and design firms. Compliant with the ...

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Keith Willcock, Product Manager for Siemens Alpha Circuit Protection Products, reviews the implications for designers and installers of electrical installations from the latest requirements for additional protection for socket outlets in BS 7671, including Amendment 2. Regulation 411.3.3 Within Chapter 41 (protection against electric shock) Regulation 411.3.3 now tells us: ‘.. in AC systems additional ...

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Jake Green, Head of Technical Engagement at Scolmore Group, takes a look at earth electrodes and the relevant code of practice associated with their application. BS 7430: 2011+A1:2015 is a code of practice for protective earthing of electrical installations. This standard is closely linked to the requirements of BS 7671, where relevant, and both should ...

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Frank Bertie, Chief Technical Officer at NAPIT, introduces the May 2023 Corrigendum. On 9th May 2023, IET and BSI announced the release of a Corrigendum to BS 7671:2018+A2:2022. The Corrigendum was published on 15th May 2023 and makes changes to six areas of BS 7671 that came into effect immediately. There is often a Corrigendum ...

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The team from leading electrical manufacturing company, Hager, has reached the midway mark of their epic tour across the UK. HagerGang On Tour has seen the Hager UK team cover the entire nation – from north to south and east to west – connecting, collaborating and celebrating with local communities of electrical wholesalers, installers and ...

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In this article Julian Grant, General Manager of Chauvin Arnoux UK, will look at one of the most important, but often overlooked, parameters associated with electrical installations big and small. In simple terms, the ‘Maximum Demand’ of an electrical installation is the maximum amount of current it is ever likely to draw from its supply. ...

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Frank Bertie, Chief Technical Officer at NAPIT, takes a closer look at the requirements for carrying out risk assessments. Where an electrical installer is involved in carrying out any new work, there has to be a consideration of what the work entails, where it is to be installed, who is to carry out the work ...

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