October 2013
Intermediate to advanced
192 pages
8h 30m
English
Content preview from Electric Wiring, 3rd Edition
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Wiring lighting points 45
On
and off control of lighting
can be
extended to
more than three
points
by
the addition of further intermediate switches.
Ceiling switches
As stated
in
Chapter
3,
a
wall mounted switch for controlling
a
lighting point
in a
bathroom must not
be
mounted within reach of
anyone
using
the bath
or
shower, and this may involve the provision of
a
wall-mounted switch outside
the bathroom or, if control is required inside the bathroom,
a
ceiling switch,
operated
by an
insulating
cord,
must
be
fitted. Two-way ceiling switches
may
also be used in bedrooms or kitchens, often in conjunction with a wall-
mounted two-way switch. Fig ...
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