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On-Site Guide (BS 7671:2018+A2:2022)

Author/EditorThe Institution of Engineering and Techn (Author)
ISBN: 9781839532276
Pub Date23/05/2022
Binding
Pages244
Edition8th Ed
Dimensions (mm)210(h) * 148(w)
The On-Site Guide is an essential guide to BS 7671. It enables the competent electrician to deal with installations (up to 100 A, 3-phase) providing information in a convenient, easy-to-use format. This publication has been further updated to include two subsequent amendments to the IET Wiring Regulations as BS 7671:2018+A2:2022.
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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. This publication has been further updated to include two subsequent amendments to the IET Wiring Regulations as BS 7671:2018+A2:2022.


BS 7671:2018+A2:2022 incorporates changes from the first amendment, published in 2020, regarding Electric Vehicle Charging Installations to provide greater guidance on embracing changing technology within this sector. Additional changes within the second amendment include protection against thermal effects and fire caused by electrical equipment, protection against voltage disturbances and electromagnetic disturbances, and a new chapter on prosumer's low-voltage electrical installations covering energy efficiency measures, the interface with the smart grid, the management of electricity consumption, the management of renewable sources of electricity, and energy storage.

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. This publication has been further updated to include two subsequent amendments to the IET Wiring Regulations as BS 7671:2018+A2:2022.


BS 7671:2018+A2:2022 incorporates changes from the first amendment, published in 2020, regarding Electric Vehicle Charging Installations to provide greater guidance on embracing changing technology within this sector. Additional changes within the second amendment include protection against thermal effects and fire caused by electrical equipment, protection against voltage disturbances and electromagnetic disturbances, and a new chapter on prosumer's low-voltage electrical installations covering energy efficiency measures, the interface with the smart grid, the management of electricity consumption, the management of renewable sources of electricity, and energy storage.

Cooperating organizations Acknowledgements Preface 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 Section 12: Prosumer's electrical installations 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 enclosures (IP code) Index

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