18th Edition – BS 7671:2018 Corrigendum – December 2018


News article published: 28th December 2018
The IET has recently published a corrigendum to BS 7671:2018 highlighting eleven corrections. The 18th Edition IET Wiring Regulations (BS 7671:2018) was published back in July 2018 stating that all new electrical installations will need to comply with these regulations from 1st January 2019. Summary of Corrections to BS 7671:2018 include the following areas:
  • Five labels oversized in Section 514.
  • A new colour is now available to use to identify a functional earthing conductor.
  • Update regarding alignment of a zone in Figure 701.1f to match the words detailed in Regulation 701.32.3.
  • Luminaires and Lighting Installations lighting circuits in Group 1 and 2 of medical locations have been detailed.
  • BS EN 60947-2 should be referenced as '2017', and not as A2:2013.
  • Appendix 4 last row of the table covers 90 ºC 'thermosetting' cables, and not as thermoplastic cables.
  • Amendment of temperature change to a glass fibre flexible cable in Appendix 4.
See a comprehensive list of the changes found in BS 7671:2018 here View latest dates for our City & Guilds 2382-18 - 18th Edition training course here
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