Also see:
8.1.68.3.3.9 Electrical installation requirements
The electrical installation shall be in accordance with relevant regulations.
Electrical installations should comply with BS 7671 Requirements for Electrical Installations.
The electrical installation should be capable of being isolated from all other electrical sources when required, for maintenance or testing.
Lightning protection must be installed as directed by the equipment manufacturer. Also see Clause 8.1.6.15.
Last updated: 2nd January 2025