On-Site Guide (BS 7671:2018)

On-Site Guide (BS 7671:2018)

by The Institution of Engineering and Technology

Other Format(Spiral Bound - 7th ed.)

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The On-Site Guide is an essential guide to BS 7671. It incorporates the extensive changes in BS 7671:2018, making this a vital guide for keeping up to date. It enables the competent electrician to deal with installations (up to 100 A, 3-phase) providing essential information in a convenient, easy-to-use format.

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.

Product Details

ISBN-13: 9781785614422
Publisher: Institution of Engineering and Technology (IET)
Publication date: 08/27/2018
Series: Electrical Regulations Series
Edition description: 7th ed.
Pages: 220
Product dimensions: 5.83(w) x 8.27(h) x (d)

Table of Contents

  • Section 1: Introduction
  • Section 2: The electrical supply
  • Section 3: Protection
  • Section 4: Earthing and bonding
  • Section 5: Isolation and switching
  • Section 6: Labelling
  • Section 7: Final circuits
  • Section 8: Locations containing a bath or shower
  • Section 9: Inspection and testing
  • Section 10: Guidance on initial testing of installations
  • Section 11: Operation of RCDs
  • Appendix A: Maximum demand and diversity
  • Appendix B: Maximum permissible measured earth fault loop impedance
  • Appendix C: Selection of types of cable for particular uses and external influences
  • Appendix D: Methods of support for cables, conductors and wiring systems
  • Appendix E: Cable capacities of conduit and trunking
  • Appendix F: Current-carrying capacities and voltage drop for copper conductors
  • Appendix G: Certification and reporting
  • Appendix H: Standard circuit arrangements for household and similar installations
  • Appendix I: Resistance of copper and aluminium conductors
  • Appendix J: Selection of devices for isolation and switching
  • Appendix K: Identification of conductors
  • Appendix L: Degrees of protection provided by enclosure (IP code)

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