On Site Guide to BS 7671-2018 for the 18th Edition Wiring Regulations 2018 (PDF)

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  • Sku: OP7955UK
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Pages: 218;
Size: 117 MB;
Publisher: IET;
Language: English;
Date of Publication:  July 2018;

An essential guide to BS 7671 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 PDF format.


    Cooperating organizations
    Section 1 Introduction
    1.1 Scope
    1.2 Building Regulations
    1.3 Basic information required
    1.4 Intended departures from BS 7671
    Section 2 The electrical supply
    2.1 General layout of equipment
    2.2 Function of components
    2.3 Separation of gas installation pipework from the electrical installation
    2.4 Portable generators
    Section 3 Protection
    3.1 Types of protective device
    3.2 Protection against overload current
    3.3 Protection against short-circuit current and earth fault current
    3.4 Protection against electric shock
    3.5 Automatic disconnection
    3.6 Residual current devices (RCDs)
    3.7 Surge protective devices (SPDs)
    3.8 Arc Fault Detection Devices (AFDD)
    Section 4 Earthing and bonding
    4.1 Protective earthing
    4.2 Legal requirements
    4.3 Main protective bonding
    4.4 Earthing conductor and main protective bonding conductor cross-sectional areas
    4.5 Main protective bonding of plastic services
    4.6 Supplementary bonding
    4.7 Additional protection -supplementary equipotential bonding
    4.8 Supplementary bonding of plastic pipe installations
    4.9 Earth electrode
    4.10 Types of earth electrode
    4.11 Typical earthing arrangements for various types of earthing system
    Section 5 Isolation and switching
    5.1 Isolation
    5.2 Switching off for mechanical maintenance
    5.5 Emergency switching
    5.4 Functional switching
    5.5 Firefighter's switch
    Section 6 Labelling
    6.1 Retention of a dangerous electrical charge
    6.2 Where the operator cannot observe the operation of switchgear and control gear
    6.3 Unexpected presence of nominal voltage exceeding 230 V
    6.4 Earthing and bonding connections
    6.5 Purpose of switchgear and controller
    6.6 Identification of protective devices
    6.7 Identification of isolators
    6.8 Isolation requiring more than one device
    6.9 Periodic inspection and testing
    6.10 Diagrams
    6.11 Residual current devices
    6.12 Warning notice - non-standard colors
    6.13 Warning notice - alternative supplies
    6.14 Warning notice - high protective conductor current
    6.15 Warning notice - photovoltaic systems
    Section 7 Final circuits
    7.1 Final circuits
    7.2 Standard final circuits
    7.3 Installation considerations
    7.4 Proximity to electrical and other services
    7.5 Earthing requirements for the installation of equipment having high protective conductor current
    7.6 Electrical supplies to furniture
    7.7 Trunking installations
    7.8 Additions and alterations
    7.9 Installation and use of non-standard cables
    7.10 EMC Directive and compatibility
    7.11 Wiring systems in escape routes
    Section 8 Locations containing a bath or shower
    8.1 Summary of requirements
    8.2 Shower cubicle in a room used for other purposes
    8.3 Underfloor heating systems
    Section 9 Inspection and testing
    9.1 Inspection and testing
    9.2 Inspection
    9.3 Testing
    Section 10 Guidance on initial testing of installations
    10.1 Safety and equipment
    10.2 Sequence of tests
    10.3 Test procedures
    Section 11 Operation of RCDs
    11.1 General test procedure
    11.2 General-purpose RCCBs to BS 4293
    11.3 General-purpose RCCBs to BS EN 61008 or RCBOs to BS EN 61009 and BS EN 62423 RCD protected socket-outlets to BS 7288
    11.4 Additional protection
    11.5 Integral test device
    11.6 Multipole 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 aluminum conductors
    Appendix J Selection of devices for isolation and switching
    Appendix K Identification of conductors
    Appendix L Degrees of protection provided by enclosures

Tags: on site guide 2018, 18th edition guide, iet on-site guide, 18th ed on-site guide, on-site guide, wiring reg on site guide

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