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Unravelling the mysteries of unidirectional and bidirectional protective devices

|Date: 12 March, 2025

Unravelling the mysteries of unidirectional and bidirectional protective devices

In this article, Andrew Duffen, Technical Commercial Engineer at NAPIT, seeks to unravel the mysteries of ...

In this article, Andrew Duffen, Technical Commercial Engineer at NAPIT, seeks to unravel the mysteries of unidirectional and bidirectional protective devices. With the introduction of Amendment 3 of B ...

12 March, 2025
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RCD Types and applications for electric vehicle charging installations

|Date: 18 December, 2024

RCD Types and applications for electric vehicle charging installations

Hager's Technical Training Manager, Paul Chaffers, discusses RCD Types and applications for electric vehi ...

Hager's Technical Training Manager, Paul Chaffers, discusses RCD Types and applications for electric vehicle charging installations whilst considering the requirements of BS 7671:2018+A3:2024. RCD ter ...

18 December, 2024
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What are the changes to the requirements for insulation resistance testing?

|Date: 20 November, 2024

What are the changes to the requirements for insulation resistance testing?

The publication of Amendment 2 of BS 7671 (AMD2) introduced several changes to the requirements for insul ...

The publication of Amendment 2 of BS 7671 (AMD2) introduced several changes to the requirements for insulation resistance testing within Part 6 of that standard. This article from the experts at NICEI ...

20 November, 2024
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How are the requirements for overload current in BS 7671 to be applied?

|Date: 30 October, 2024

How are the requirements for overload current in BS 7671 to be applied?

This article from the experts at NICEIC gives an introduction into overload current and how the requireme ...

This article from the experts at NICEIC gives an introduction into overload current and how the requirements for this in BS 7671 are to be applied. It aims to assist contractors to make informed decis ...

30 October, 2024
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Isolation and switching for mechanical maintenance: what are the requirements of BS 7671:2018+A2:2022?

|Date: 23 October, 2024

Isolation and switching for mechanical maintenance: what are the requirements of BS 7671:2018+A2:2022?

Michael Peace CEng MIET MCIBSE, Senior Engineer at the IET, looks into the practicalities and requirement ...

Michael Peace CEng MIET MCIBSE, Senior Engineer at the IET, looks into the practicalities and requirements of BS 7671:2018+A2:2022 with respect to isolation and switching for mechanical maintenance. T ...

23 October, 2024
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Concealed cables: how to deal with new and existing cabling

|Date: 16 October, 2024

Concealed cables: how to deal with new and existing cabling

Frank Bertie, Managing Director at NAPIT, discusses concealed cabling and how to deal with new and existi ...

Frank Bertie, Managing Director at NAPIT, discusses concealed cabling and how to deal with new and existing cabling. Concealed wiring systems within BS 7671 When designing any electrical installation, ...

16 October, 2024
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Test sequence for periodic inspection | NICEIC

|Date: 28 June, 2024

Test sequence for periodic inspection | NICEIC

BS 7671 contains clear requirements in respect of the order in which many tests have to be carried out du ...

BS 7671 contains clear requirements in respect of the order in which many tests have to be carried out during initial verification. However, no such information is given in respect of testing carried ...

28 June, 2024
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18th Edition RCD Requirements for Heat Pump Installations | Doepke

|Date: 14 June, 2024

18th Edition RCD Requirements for Heat Pump Installations | Doepke

Are you involved directly with heat pump installations or expecting to deal with an existing installation ...

Are you involved directly with heat pump installations or expecting to deal with an existing installation? A better understanding of RCD requirements associated with HPs can save time and money for yo ...

14 June, 2024
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Types of Surge Protective Devices (SPDs) and their use in electrical installations | NICEIC

|Date: 8 May, 2024

Types of Surge Protective Devices (SPDs) and their use in electrical installations | NICEIC

Section 443 of BS 7671:2018+A2:2022 contains requirements for protection against transient overvoltages e ...

Section 443 of BS 7671:2018+A2:2022 contains requirements for protection against transient overvoltages either of atmospheric origin or due to switching. Where the application of overvoltage protectio ...

8 May, 2024
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Understanding overvoltage protection: requirements of BS 7671:2018+A2:2022 | Hager

|Date: 16 February, 2024

Understanding overvoltage protection: requirements of BS 7671:2018+A2:2022 | Hager

Hager’s Technical Training Manager, Paul Chaffers, discusses the importance of providing installations wi ...

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 ...

16 February, 2024
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