Electric Vehicle Charging - Unit 10: TT charge-point conversion options for TN-C-S systems
This unit examines the requirements and hazards (electrical and mechanical) involved with providing a separate TT system for charging points.
All prices shown are exclusive of VAT which will be added at checkout.
• The requirements of BS 7671 and the IET Code of Practice for EV Charging Equipment Installation, for providing a separate TT system for charging points
• The hazards to be avoided by providing a separate earthing system to the rest of the installation
• The considerations for provision and location of earth electrodes
• The electrical and mechanical hazards involved with installing earth electrodes
• The need for separating earth electrodes from underground metalwork connected to other earthing systems
Director and Principal Consultant at G Kenyon Technology Ltd, Graham has established his reputation designing and implementing control and information management systems in the challenging environments presented by world-class construction programmes in the airport and railway industries.
Graham is well versed in standard-setting, as he serves as: Chair of the IET’s Wiring Regulations Policy Committee; a member CIBSE’s Electrical Services Group Committee; an IET representative on JPEL/64 (BS 7671, IET Wiring Regulations), under which he also serves as Deputy Chair of JPEL/64 sub-committee D.
Graham is author of the 3rd Edition of the IET Code of Practice for Electric Vehicle Charging Installations, co-author of the IET Code of Practice for Electrical Energy Storage Systems, and editor of some of the IET’s forthcoming Wiring Regulations publications: Guidance Note 5 Protection against electric shock (8th Edition); Guidance Note 6 Protection against overcurrent (8th Edition); and Electrical installation design guide (4th Edition).