Guidance Note 6: Protection Against Overcurrent, 10th Edition
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The 2026 4th Amendment edition will be shipped to you automatically on publication - expected 18th May 2026.

Guidance Note 6: Protection Against Overcurrent
This is a key guide to this important area of BS 7671. It is intended for all involved with specifying, designing, installing or verifying electrical installations and has been fully updated to BS 7671:018+A4:2026, including bidirectional and unidirectional devices; selection of protective devices; back up protection.
| ISBN | 9781837240579 |
|---|---|
| Publication Status | Pre-Order |
| Publication Date | 2026-05-18 |
| Edition | 10th Edition (Amendment 4) |
| Format (Paperback, Hardback etc) | Paperback |
| Total Pages | 134 |
| Brand / Publisher | IET |
| Publisher | IET |
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