Q&A

What regulations do you need to consider when working in...

Whilst this list is not exhaustive, this is the main focus of the question in hand but not limited to. BS EN...

Q&A

Electrical Earthing FAQs - Part 2

In the second installment of our Electrical Earthing Q&A series, we dig deeper into one of the most critical...

Q&A

Electrical Earthing FAQs - Part 1

Curious about electrical earthing and why it matters? This article answers key questions about the purpose...

Q&A

How do I protect cables from damage when installing or...

When cables are bent it is important that there is no undue strain on the internal conductors caused when...

Q&A

How do you know when to use plastic or metal support and...

Not every support for a cable would need to be made of something metallic, the idea behind the Regulation...

Q&A

What distances are required between fixings and how do you...

The guidance issued within the On-Site Guide (OSG) published by the IET is helpful in deciding on the nature...

Q&A

What is the best method of cable management?

Struggling with messy cables? Discover the best methods for cable management to ensure safety, durability, and...

Q&A

Which regulations relate to cable management?

BS 7671:2018, the 18th Edition of the IET Wiring Regulations, includes several cable management regulations....

Q&A

DALI FAQs

Curious about DALI and how it transforms lighting systems? In this article, Ovia tackle the most frequently...

Q&A

Q4/4 - When should you use bidirectional protective devices?

Jake Green, Head of Technical Engagement with Scolmore Group, considers conditions where current may flow in...

Q&A

Q3/4 - What are Bidirectional and a Unidirectional...

BEAMA issued a technical bulletin in 2024 detailing a concern where certain protective devices failed to...

Q&A

Is it worth replacing existing LED panels for the newer...

With energy efficiency remaining a key priority for businesses and homeowners, any upgrades that provide a...

Q&A

Q2/4 - What is the difference between single and double-pole...

BS EN 61009-1 defines ‘pole’ as: ‘that part of an RCBO associated exclusively with one electrically...

Q&A

Q1/4 - What is the purpose of an RCBO?

Residual current operated circuit-breakers with integral overcurrent protection for household and similar...

Q&A

What products can be installed to help save on heating/hot...

With energy prices having recently taken another hike, the focus for many businesses and households is on...

Q&A

External Influences

What environmental conditions must be considered when selecting and installing a wiring system?

Q&A

What is TM66?

The current model of product development is generally; Raw materials – Design - Production – Distribution –...

Q&A

What is the difference between ADM1 and ADM2?

Approved documents (AD) provide practical guidance about how to comply with the requirements of The Building...

Q&A

Can you prevent a USB socket being damaged when testing?

With USB socket-outlets, the charging unit is built into the back of the socket and this is sometimes fixed to...

Q&A

What should I look for in a USB socket?

Have you had problems with USB socket-outlets that have been faulty following insulation resistance testing?...

Q&A

Matt Parton, product development manager with ESP and...

With a history spanning more than 100 years, specialist supplier of time switches and heating controls,...

Q&A

What is a wiring accessory?

An accessory is defined in Part 2 of BS7671 as: ‘a device, other than current-using equipment, associated with...

Q&A

Is this installation an issue and who is to blame for...

Experts from SELECT answer a question from the Voltimum community.

Q&A

What should I record in the disconnection times and max Zs...

Experts from SELECT answer a question covering an EICR on a TT system.