On-Site Guide (Bs 7671:2008+a3:2015)

ISBN-13: 9781849198875 / Angielski / Spiralna / 2015 / 208 str.

The Institution of Engineering and Technology

Opis

Vital changes are expected in Amendment 3 regarding safety for contractors and consumers. This essential quick-reference guide to BS 7671 will be updated to the changes expected in Amendment 3 to BS 671:2008. The On-Site Guide is designed to be taken on-site for easy referencing and provides simple guidance on the application of BS 7671.

Amendment 3 publishes on the 5 January 2015 and comes into effect on 1 July 2015. All new installations from this point must comply with Amendment 3 to BS 7671:2008.

All expected updates in Amendment No. 3 will be included in the On-Site Guide, which include, but are not limited to:

- Consumer Units (to come into effect January 2016)
- Wiring in escape routes
- Changes to earth fault loop impedances for all protective devices
- Circuit-breakers used as functional switches
- Overvoltage
- EMC & compatibility
- Changes to definitions throughout the Regulations