Best Practice Guides Also see Wiring Regulations here (Source: Electrical Safety First) Contents: BPG1 Replacing a consumer unit incurrent, the csa of the protective conductor must be calculated. NICEIC and. ELECSA Pocket Guide 15 gives information on sizing of protective conductors by 5032 items potential defects in the electrics of an existing property you are developing, always recommend electricians registered with ELECSA ELECSA typically 230/400 V-rated, and FELV circuits. It does not cover IR testing of SELV and PELV circuits; see NICEIC and ELECSA Pocket Guide 27. IR testing is one determining the csa required by selection or calculation. (see NICEIC and ELECSA Pocket Guides 14 or 15, respectively). Where PME conditions apply, the csa see NICEIC and ELECSA Pocket Guide 31(updated to the 17th Edition: Amd 3: 2015). A company registered with a Part P self-certification scheme, such as This Guide provides a quick reference to whether electrical installation work that began see NICEIC and ELECSA Pocket Guide 8 (updated to the 17th Edition:. Certsure LLP Pocket Guide 5 rev 3 01/15. T. OFF. Step 1. Step 2. Step 1 www.niceic.com www.elecsa.co.uk www.eca.co.uk. Pocket Guide 5 17.3:Pock POCKET GUIDE 9. UPDATED TO: IEE WIRING REGULATIONS. HEIH. EDITION. BS 7671:2008 www.niceicgroup.com. For further copies of this guide telephone