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Guidance Note 1: Selection & Erection. Edition No. 8. Electrical Regulations - Product Image

Guidance Note 1: Selection & Erection. Edition No. 8. Electrical Regulations

  • ID: 4537917
  • Book
  • IET Books
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Guidance Note 1: Selection & Erection is a fundamental guide for specifiers, installers and those inspecting and testing installations. It contains clear guidance on how to apply the relevant sections of BS 7671 and has been fully updated to BS 7671:2018.

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.

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  • Chapter 1: General requirements
  • Chapter 2: Selection and erection of equipment
  • Chapter 3: Protection against overcurrent, electric shock and overvoltage
  • Chapter 4: External influences
  • Chapter 5: Installation of cables
  • Chapter 6: Sizing of cables
  • Chapter 7: Other influences
  • Chapter 8: Installation of equipment
  • Appendix A: Cable capacities of conduit and trunking
  • Appendix B: Degrees of protection provided by enclosures
  • Appendix C: Standard circuit arrangements and the provision of socket-outlets
  • Appendix D: Limitation of earth fault loop impedance for compliance with Regulation 543.1.1
  • Appendix E: Resistance and impedance of copper and aluminium conductors under fault conditions
  • Appendix F: Selection and erection of wiring systems
  • Appendix G: Notes on methods of support for cables, conductors and wiring systems
  • Appendix H: Maximum demand and diversity
  • Appendix I: Permitted protective conductor currents
  • Appendix J: Standard symbols, units and graphical symbols for general electrical purposes
  • Appendix K: Addresses of associated bodies and industry contacts
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