Page 5 - Pocket Guides
P. 5
PG 3
FIXED WIRING SINGLE-PHASE
CABLE COLOUR CHANGES
New
Old Old
CAUTION
This installation has wiring colours
to two versions of BS 7671.
Great care should be taken before
undertaking extension, alteration or repair
that all conductors are correctly identified.
Old New
E E
L N L N
A warning label is required
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