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Author Archives: Graham Kenyon

Island mode earthing arrangements: New Guidance in the Second Edition of the IET Code of Practice on Electrical Energy Storage Systems

Graham Kenyon, our Managing Director, has co-authored an article with Dr Andrew Crossland, Director of Advance Further Energy Ltd, for the latest Issue 84 of the IET’s Wiring Matters industry magazine.

Read the article here

The article looks at earthing arrangements for electrical installations that can operate in island mode (when the mains supply is lost) when they have a battery storage system connected. Importantly, it highlights changes in the earthing requirements introduced in the 2nd Edition of the IET’ Code of Practice for Electrical Energy Storage Systems, of which Graham is co-author along with fellow industry expert Martin Cotterell.

Free webinar – Responsibilities for those in an electrical installation design role

On 2nd February 2021, our Managing Director, Graham Kenyon, is joining John Peckham, of Astute Technical Services Limited, to provide an insight into the requirements of an electrical design role. The presentation will cover the fundamental principles of BS 7671, and review the duties on some other legislation and standards for electrical installation designers.

The event will be hosted by Colin Penfold, of the Operations department of Defra, and Colin, John and Graham will be answering live questions raised during the Webinar.

Did you miss this, or won’t be available at the stated time? Don’t worry – simply register now to view after the event!

Further information and registration for this event can be found here

Title: Responsibilities for those in an electrical installation design role
Date: Tuesday 2nd February 2021
Time: 3 pm GMT
Duration: 1 hour 30 minutes

Free webinar – RCDs: Selection, Types and Testing

On 1st December 2020, our Managing Director, Graham Kenyon, is presenting on the topic of Selection and types of RCDs, as part of the IET Webinar RCDs: Selection, Types and Testing. John Peckham, of Astute Technical Services Limited, is providing a presentation on RCD Testing. The event will be hosted by Colin Penfold, of the Operations department of Defra, and Colin, John and Graham will be answering live questions raised during the Webinar.

Did you miss this, or won’t be available at the stated time? Don’t worry – simply register now to view after the event!

Further information and registration for this event can be found here

Title: RCDs: Selection, Types and Testing
Date: Tuesday 1st December 2020
Time: 3 pm BST, 7 am USA PST, 10 am USA EST
Duration: 1 hour 30 minutes

IET Wiring Matters article on proposed changes to Section 514 in the BS 7671 Amendment 2 draft for public comment

Our Managing Director, Graham Kenyon, has prepared an article for the latest Issue 83 – November 2020 – of the IET’s Wiring Matters industry publication.

The article looks at the changes proposed in Section 514 Identification and notices in the draft for public comment (DPC) of Amendment 2 to BS 7671:2018.

BS 7671 AMD2 DPC

Supplement: Electric vehicle charging installations at filling stations now available

Cover, Electric vehicle charging installatioins at filling stations

Graham Kenyon, our Principal, has contributed to this important industry publication, which deals with the additional requirements for electric vehicle charging equipment installations at filling stations.

This supplement will be invaluable for those working with EV charging equipment at filling stations, and includes earthing performance requirements for Mode 4 electric vehicle supply equipment with an IT earthing arrangement.

The publication is now available to purchase from the APEA web-site.

Free webinar – Protective earthing

On 16th September 2020, our Managing Director, Graham Kenyon, is presenting on the topic of Practical application of Protective Earthing as part of the IET Webinar Protective Earthing. John Peckham of Astute Technical Services Limited, is also presenting on the subject. The event, and a live Q&A session, will be hosted by Mark Coles, IET Technical Standards Manager, with Mark, John and Graham answering questions raised during the Webinar.

Did you miss this? Don’t worry – simply register now to view after the event!

Further information and registration for this event can be found here

Title: Protective earthing
Date: Wednesday 16th September 2020
Time: 3 pm BST, 7 am USA PST, 10 am USA EST
Duration: 1 hour

Draft for public comment: Electrician’s Guide to Fire Detection and Alarm Systems 3rd Edition

The draft of the 3rd Edition of the IET Electricians guide to fire detection and alarms systems, the revisions to which are authored by our Principal Graham Kenyon, is now available for public comment from the IET web-site.

Comments can be submitted until 11 September 2020.

This comprehensive Guide is updated to accommodate the latest revisions of BS 5839-1, BS 5839-6, BS 7671, and Building Regulations Approved Documents (or equivalent) from across the devolved nations.

This publication is expected in February 2021.

Free webinar – Electrical diversity and load curtailment

Load Curtailment Example © G Kenyon Technology Ltd 2020

On 28th July 2020, our Managing Director, Graham Kenyon, is presenting on the topic of Maximum demand and load curtailment for EV charging equipment installations as part of the IET Webinar Electrical Diversity and Load Curtailment. Mark Coles, IET Technical Standards Manager, is also presenting, and the event, along with its Q&A session, will be hosted by John Peckham.

Did you miss this? Don’t worry – simply register now to view after the event!

Further information and registration for this event can be found here

Title: Electrical Diversity and Load Curtailment (EVC)
Date: Tuesday 28th July 2020
Time: 3 pm BST, 7 am USA PST, 10 am USA EST
Duration: 1 hour

Draft for Public Comment: IET Code of Practice for Electrical Energy Storage Systems 2nd edition

The draft of the 2nd Edition of the IET Code of Practice for Electrical Energy Storage Systems, which our Principal Graham Kenyon co-authors, is now available for public comment on the IET web-site [link removed as consultation closed].

Comments can be submitted until 10 July 2020.

This IET Code of Practice, which brings together approaches from various standards including BS 7671 to provide authoritative and comprehensive guidance on the subject, is referenced by the recently published MCS Battery Storage Standard.

IET Wiring Matters Article on the 4th Edition EV Code of Practice

Our Managing Director, Graham Kenyon, has prepared an article for the latest Issue 80 – May 2020 – of the IET’s Wiring Matters industry publication. looking at the the key changes in the 4th Edition of the IET Code of Practice for Electric Vehicle Charging Equipment Installation.

As Graham is the technical author of the publication, the article provides a unique perspective on the technical aspects.

Read the article here

The online course for EV charging equipment installation has also been updated to reflect the 4th Edition of the IET Code of Practice, and Amendment 1 (2020) to BS 7671:2018.