Brennenstuhl Smoke Alarm BR 8221 extra longlife - Manual (Page 14)

4. Smoke detectors must always be mounted on
the ceiling, as close to the centre of the room as
possible. According to DIN EN 14676, a distance
of at least 0.5 m must be maintained from all
furnishings on the ceiling and from the walls.
If the smoke detector is installed in an attic,
it must be installed, at a roof slope of
a. of up to 20° , recessed at least 0.2 m – 0.5 m
from the peak of the roof. The smoke
detector may be mounted both to the side
and directly on the top of the roof.
b. of more than 20° horizontally and recessed
by 0.2 m – 0.5 m.
Installation sites to avoid
Do not install smoke detectors:
1. Do not install smoke detectors in areas prone to
drafts, e.g. near air intakes for air conditioners
and ventilation.
2. In bathrooms, shower rooms or in rooms where
the temperature exceeds 39° C or falls below 0° C.
3. Do not install in the peak of a room since smoke-
free air can collect there in the event of a fire.
4. Less than 0.5 m distance from the wall if it is
mounted on the ceiling.
5. In kitchens, garages, washrooms or
furnace/boiler rooms, since vapours from
14
Operating Instructions BR 8221
108510 Rauchwarnmelder BR 8221_108510 BA_Rauchwarnmelde