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The height requirements for electrical equipment in...
This article will explain the requirements of BS 7671, Part M of the Building Regulations for England and...
Voltimum News
Welcome to Voltimum's News area, updated daily with all the latest news from the electrical industry.
An introduction to earthing and bonding
Earthing and bonding are two very different, but often confused, methods of preventing electric shock. The...
How do you select the right MCB or RCBO?
Technology continues to evolve in the field of low-voltage power distribution and protection. 30 years ago the...
Power factor correction – What is it? Why is it required?...
Poor power factor wastes energy and drives up costs, but what is power factor, why does it matter and how...
What is circuit protection?
Circuit protection, at its simplest, is the intentional addition of a ‘weak link’ in an electrical circuit....
The basic principles of electromagnetism
This article will provide a basic introduction to the principles of electromagnetism and electric motors.
What are the different types of circuit?
The key thing to remember when selecting the type of circuit for an electrical installation is the...
Checking continuity of a ring final circuit
The diagram in this article provides guidance for checking the continuity of ring final circuit conductors for...
What are the Electricity at Work Regulations 1989?
The Electricity at Work Regulations 1989 expand on the rules regarding electrical safety in the Health and...
Installing an electrical supply to an outbuilding
This article looks at the correct procedure for installing an electrical supply to an outbuilding.
Bidirectional and Unidirectional Devices
Jake Green, Head of Technical Engagement with Scolmore Group, considers conditions where current may flow in...
Mode 4 EV charging: AC side RCD selection
Chaz Andrews Doepke Technical Manager – Discuses RCD circuit protection associated with Mode 4 charging...
Electrical earthing – do you know the requirements?
Jake Green, Group Technical Engagement Manager, Scolmore Group, takes a look at earth electrodes and the...
Save energy – get in the zone
With the energy price cap having risen around 10% for a typical home from 1st October this year, the average...
Cable supports
Wiring systems must be selected and erected to avoid during installation, use and maintenance, damage to the...
Safe Isolation Procedure – A Thorough Step By Step Guide.
Safe isolation is a task that needs to be undertaken for the safety of persons working on electrical...
Premature Collapse of Wiring Systems
Jake Green, Head of Technical Engagement with Scolmore Group, considers the general requirements of Regulation...
Earth Continuity Testing – an in-depth look
The need to perform continuity testing - For initial verification of a new electrical installation, or an...
With the rise of renewable energy applications: Martindale...
With the rise of renewable energy related applications like electric vehicle infrastructure, solar and other...
Earth electrode resistance
It can be difficult for an electrical contractor to determine whether a single electrode will be sufficient to...
Fire alarm commissioning
ESP’s managing director Neil Baldwin, provides a detailed look at the area of commissioning, as outlined in...
RCBOs – Single and Double-pole
In this article, Jake Green, Head of Technical Engagement at Scolmore Group, considers some types of RCBOs and...
When is it necessary to use fused test leads
Most electricians might assume that the use of fuse-protected leads is unnecessary when carrying out ‘dead’...
Self test emergency lighting saves time and money
Matthew Parton, Product Development Manager at ESP, looks at the self test area of the emergency lighting...