BS 4662:2006+A1:2009
Current
The latest, up-to-date edition.
Boxes for flush mounting of electrical accessories. Requirements, test methods and dimensions
Hardcopy , PDF
English
30-11-2011
This British Standard specifies dimensional and other requirements for boxes for flush mounting of electrical accessories in a wall, or other flat surfaced structure to ensure interoperability. The performance and safety requirements for products conforming to this standard are contained in BSEN60670‑1.
This standard specifies requirements for boxes made from metal and for boxes made from non-metallic materials.
This standard also specifies dimensional and other requirements for mounting lugs necessary for mounting the electrical accessory in the box and the fixing holes necessary for fixing the box to the surface to which it is to be attached. This includes the position and numbers of accessory fixing lugs, requirements for M3.5 threaded fixing holes for the mounting of electrical accessories and provisions for lugs allowing angular adjustment of the accessory with threaded M3.5 holes for accessory fixing.
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