Abus RWM165 Manuel Utilisateur page 18

Choosing a location
Special case: installation in a hallway with a width of < 3 m
< 3 m
RM
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< 15 m
Special case: installation in an L-shaped room
RWM RM
• Maximum distance from
the front walls: 7.5 m
• Maximum distance between
detectors: 15 m
• Installation on the mitre line between
intersecting crossings, T-junctions and
corner areas
• Total area of < 60 m²: installation
on the mitre line
• Total area of > 60 m²: each side
is treated as a separate room
– 34 –
Special case: ceiling beams
< 36 m 2
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RWM
RM
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Special case: mezzanines and landings
> 2 m
Choosing a location
• In the case of ceiling beams measuring
> 0.2 m and a total area of < 36 m²,
detectors should be installed in the
centre of the room either on a beam
or ceiling panel.
• In the case of ceiling beams measuring
> 0.2 m and a total area of > 36 m²,
detectors should be installed in the
centre of each ceiling panel and not
on the beams.
• In the case of mezzanines and landings
with a length and width of > 2 m and
a total area of > 16 m², an additional
smoke alarm should be installed in the
centre of the surface area.
– 35 –
GB