IET Wiring Regulations 18th Edition: BS 7671:2018+A2:2022 Requirements

The IET Wiring Regulations 18^th Edition: BS 7671:2018+A2:2022 Requirements for Electrical Installations includes a number of updates to the previous 17^th Edition of IET Wiring Regulations as well as subsequent amendments.

2022 Publication Updates

In addition to substantial updates to areas of the BS 7671 outlined below, the 2022-publication of the IET 18th Edition Wiring Regulations includes changes to:

• Electric vehicle charging installations
• Protection against thermal effects and fire caused by electrical equipment 
• Protection against voltage disturbances and electromagnetic disturbances
• A new chapter on prosumer's electrical installations covering:
  • Energy efficiency measures
  • Interface with the smart grid
  • Management of electricity consumption
  • Management of renewable sources of electricity
  • Energy storage

Updates to the 17th Edition Wiring Regulations (BS 7671)

This book includes an entirely new 'Part 8: Energy Efficiency', and features updates to the following sections:

• Part 1: Scope, Object and Fundamental Principles
• Part 2: Definitions
• Chapter 41: Protection Against Electric Shock
• Chapter 42: Protection Against Thermal Effects
• Chapter 44: Protection Against Voltage Disturbances and Electromagnetic Disturbances
• Chapter 46: Devices for Isolation and Switching
• Chapter 52: Selection and Erection of Wiring Systems
• Chapter 53: Protection, Isolation, Switching, Control and Monitoring
• Chapter 54: Earthing Arrangements and Protective Conductors
• Chapter 55: Other Equipment
• Part 6: Inspection and Testing
• Section 704: Construction and Demolition Site Installations
• Section 708: Electrical Installations in Caravan/ Camping Parks and Similar Locations
• Section 710: Medical Locations
• Section 715: Extra-low Voltage Lighting Installations
• Section 721: Electrical Installations in Caravans and Motor Caravans
• Section 722: Electric Vehicle Charging Installations
• Section 730: Onshore Units of Electrical Shore Connections for Inland Navigation Vessels
• Section 753: Floor and Ceiling Heating Systems

The IET Wiring Regulations 18^th Edition: BS 7671:2018 Requirements for Electrical Installations also includes revisions and changes to the following appendices: 1, 3, 6, 7, 8, 14 and 17.

The IET Wiring Regulations 18^th Edition: BS 7671:2018 Requirements for Electrical Installations is essential for all those working in the electrical industry, including designers, installers, and all persons involved in testing and inspecting electrical installations.

IET Wiring Regulations 18^th Edition: BS 7671:2018+A2:2022 Requirements Key Features

• Includes the new, updated BS 7671:2018+A2:2022 requirements for electrical installations and 18^th Edition Wiring Regulations
• Includes a number of updates to the previous IET 17^th Edition of Wiring Regulations
• 2022-publication includes subsequent amendments (see above)
• Includes an entirely new 'Part 8: Energy Efficiency'
• Includes a number of updates to a variety of sections (see above)
• Includes revisions to appendices 1, 3, 6, 7, 8, 14 and 17
• Essential for all those working in the electrical industry
• Vital for designers, installers, and persons involved in testing and inspecting electrical installations

What’s Included?

• IET Wiring Regulations 18^th Edition: BS 7671:2018+A2:2022 Requirements