IET Guidance Note 2: Isolation & Switching, 10th Edition
02004100001
£42.50 excl VAT (£42.50 incl VAT)
Guidance Note 2: Isolation & Switching is an essential electrical guidance document for those working with BS 7671 requirements. It provides clear guidance on isolation and switching, helping to simplify an area of electrical installation work that can often be complex.
Description
This updated edition covers key areas including BS 7671 notices and identification labels, bidirectional and unidirectional devices, insulation monitoring devices (IMDs), co-ordination between RCD types connected in series, protected escape routes, conductor classes, and the installation of cables concealed in walls or partitions.
It also includes updated guidance on functional earthing and functional equipotential bonding for information and communication technology (ICT) equipment and systems, stationary secondary batteries, the rating of distribution boards with multiple sources, practical examples, and Power over Ethernet.
Publication Year: 2026
Pages: 110
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