Also see:
8.1.68.3.2.7 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. An unswitched shuttered socket or double pole fused spur with 3.5mm separation will generally be acceptable.
Last updated: 2nd January 2024