October 2013
Intermediate to advanced
192 pages
8h 30m
English
Content preview from Electric Wiring, 3rd Edition
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Methods of protection from shock
1
61
requirements
(ii) provision should be included for the connection of other protective
conductors as necessary
5 Where the protective conductor consists of the conduit, trunking,
ducting or the metal sheath and/or armour of cables, the earthing
terminal of each socket-outlet must be connected by a separate
conductor to an earthing terminal incorporated in the associated box
or other enclosure.
6 Protective conductors, not forming part of a cable or cable enclosure,
up to 6 mm
2
cross-section (excluding copper strip) must be insulated to
at least the equivalent of a single core non-sheathed cable of
appropriat ...
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