Maximum Demand and Diversity Calculation Explained - BS 7671 On-Site Guide Appendix A In this video we go through step by step the calculation for working out maximum demand and diversity for a single phase installation. For this version of the calculation we take 100% of the largest circuit fuse rating and 40% of the sun of all the other fuse ratings and add these numbers together to find the maximum demand for the installation. Videos are training aids for City and Guilds (C and G) and EAL cou

205K views · 4.1K reactions | How to Test an RCD - BS 7671 Amendment...

If you're involved in electrical wiring in the UK, it's crucial to familiarise yourself with the UK wiring regulations, also known as the IET wiring regulations or the official title BS7671 Requirements for Electrical Installations. In this video, Joe Hammond delves into the organization of these regulations, highlighting effective strategies for understanding and interpreting them. If you need a copy of BS7671 you can get one here. http://hub.efixx.co.uk/bs7671 More free training & CPD from eFI