IET Guidance Note 2: Isolation & Switching Book, 10th Edition
Practical, up-to-date guidance for confidently applying the isolation and switching requirements of BS 7671.
Isolation and switching can be one of the more complex areas of the Wiring Regulations. IET Guidance Note 2: Isolation & Switching, 10th Edition helps make those requirements easier to understand and apply in real-world electrical installations.
Fully updated to reflect BS 7671:2018+A4:2026, this essential reference provides clear, practical guidance for electrical professionals involved in the design, inspection, testing, maintenance and operation of electrical installations.
The latest edition covers important developments and considerations including isolation of multipole source systems, the selection and application of protective, isolation and switching devices, bidirectional and unidirectional devices, and Firefighters‘ switches.
Whether you are checking compliance, specifying equipment or carrying out installation and maintenance work, Guidance Note 2 gives you a reliable point of reference for navigating the requirements with greater clarity and confidence.
Why buy IET Guidance Note 2 Book?
- Fully updated for BS 7671:2018+A4:2026
- Makes complex isolation and switching requirements easier to understand
- Practical guidance for designers, electricians, inspectors, testers and maintenance professionals
- Covers the selection of protective, isolation and switching devices
- Includes guidance on multipole source systems
- Addresses bidirectional and unidirectional devices
- Includes guidance relating to Firefighters‘ switches
- An invaluable companion for anyone working with or applying the requirements of BS 7671
Product Details:
| Features | |
| Edition | 10th Edition |
| Category | Electrical Regulations |
| Publication Year | 2026 |
| Pages | 106 |
| ISBN-13 | 978-1-83724-045-6 |
| Format | Paperback Book |
| Part Number | PIETGN2184 |