Electrical Installation Design Guide: Calculations for Electricians and
Designers provides step-by-step guidance on the design of electrical
installations. The guide will be useful for apprentices and trainees
carrying out the calculations necessary for a basic installation and has
been fully updated to BS 7671:2018.
The 18th Edition of the IET Wiring Regulations published in
July 2018 and came into effect in January 2019. Changes from the
previous edition include requirements concerning Surge Protection
Devices, Arc Fault Detection Devices and the installation of electric
vehicle charging equipment as well as many other areas.