pyrexx PX-I Betriebsanleitung Seite 44

Narrow spaces or corridors (1-3 m wide)
In addition, observe the following for lo-
cations in narrow rooms or corridors that
are 1-3 m wide:
f Keep the distance of less than 7.5 m
between the front surface (end of
the corridor) and the first device.
f Keep the distance of less than 15 m
between two devices.
Narrow spaces or corridors (< 1 m wide)
In addition, observe the following for lo-
cations in narrow rooms or corridors that
are less than 1 m wide:
f Observe chapter „Rooms with
straight ceilings (slope angle < 20°)"
on page 43.
f Keep distance from surrounding walls
(exception: distance less than 0.5 m).
Narrow spaces or corridors
(floor space < 6 m
An exception are narrow rooms and cor-
ridors that have an area of less than 6 m
In this installation scenario, you can mount
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the devices on the wall.
f Position the device centrally on the
longer wall.
f Mount the device 0.5 m below the ceiling.
Rooms with slanted ceil-
ings (slope angle > 20°)
In rooms with ceiling slope angles of more
than 20° to the horizontal position, heat
pads can form in the ceiling peak that
impede the smoke entering the smoke
alarm device.
> 20°
Fig. 15 Rooms with slanted ceilings
Allowed
Not allowed
.
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