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Back to the future: what happens if an existing installation doesn’t comply with the latest regulations?

|Date: 31 January, 2020

Back to the future: what happens if an existing installation doesn’t comply with the latest regulations?

Bill Allan offers advice on dealing with scenarios where a previous installation may comply with an earli ...

Bill Allan offers advice on dealing with scenarios where a previous installation may comply with an earlier version of BS 7671, but not the current edition. When carrying out an Electrical Installati ...

31 January, 2020
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AFDD technology and the 18th Edition

|Date: 24 January, 2020

AFDD technology and the 18th Edition

Paul Fisher, Managing Director of Electrium offers a reminder as to why AFDDs have made it into the 18th ...

Paul Fisher, Managing Director of Electrium offers a reminder as to why AFDDs have made it into the 18th Edition. Government statistics show that over 13,000 electrical fires occur each year. More tha ...

24 January, 2020
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Made 2 Measure: Sizing cables and calculating voltage drops

|Date: 20 January, 2020

Made 2 Measure: Sizing cables and calculating voltage drops

The Megger team answer your questions about size cables and voltage drops. You ask: I often need to size ...

The Megger team answer your questions about size cables and voltage drops. You ask: I often need to size cables and calculate voltage drops when I’m working on-site, sometimes in places where I don’t ...

20 January, 2020
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How to fix glow and flicker

|Date: 15 January, 2020

How to fix glow and flicker

The technical team at Timeguard advise on how to eliminate glow and flicker in LED & CFL lamps in sta ...

The technical team at Timeguard advise on how to eliminate glow and flicker in LED & CFL lamps in standby/off mode. The evolution of LED, coupled with smart switches and home automation systems, h ...

15 January, 2020
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EV charging equipment – The new rules explained

|Date: 6 January, 2020

EV charging equipment – The new rules explained

Myenergi's Chris Horne looks at the requirements for protection against electric shock following the loss ...

Myenergi's Chris Horne looks at the requirements for protection against electric shock following the loss of the PEN conductor in a TN-C-S earthed electrical system. According to HSE statistics (see T ...

6 January, 2020
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Game changers!

|Date: 31 December, 2019

Game changers!

NAPIT Chief Technical Officer Frank Bertie (JPEL/64 Member) explains how the JPEL/64 Technical Committee ...

NAPIT Chief Technical Officer Frank Bertie (JPEL/64 Member) explains how the JPEL/64 Technical Committee operates within BS 7671 to drive up standards in the electrical industry. The electrical indust ...

31 December, 2019
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Construction Products Regulation: how does it affect data comms cables?

|Date: 30 December, 2019

Construction Products Regulation: how does it affect data comms cables?

Gary Parker, Technical Manager for ECA, answers this key question. More than ever, data communications an ...

Gary Parker, Technical Manager for ECA, answers this key question. More than ever, data communications and control cables are built into the fabric of our homes and offices, alongside traditional powe ...

30 December, 2019
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Made 2 Measure: Thermal Imaging Cameras

|Date: 18 December, 2019

Made 2 Measure: Thermal Imaging Cameras

The Megger team answer your questions about thermal imaging cameras. You ask: Many of my contractor frien ...

The Megger team answer your questions about thermal imaging cameras. You ask: Many of my contractor friends are buying thermal imaging cameras; however, I’m not sure whether they’re just a gimmick, or ...

18 December, 2019
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Caravan Sites and Common Neutrals

|Date: 4 December, 2019

Caravan Sites and Common Neutrals

NAPIT’s Bill Allan answers a common technical query regarding best practice requirements for installation ...

NAPIT’s Bill Allan answers a common technical query regarding best practice requirements for installations at caravan sites. A recent enquiry to the NAPIT technical helpline raised an interesting ques ...

4 December, 2019
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Metal consumer units in installations forming part of a TT earthing system

|Date: 29 November, 2019

Metal consumer units in installations forming part of a TT earthing system

The aim of this article is to offer guidance to contractors when installing a consumer unit and/or simila ...

The aim of this article is to offer guidance to contractors when installing a consumer unit and/or similar switchgear manufactured from a non-combustible material meeting the requirements of Regulatio ...

29 November, 2019
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