Description
8
Description
The following illustrations show functions or
dimensions. The devices which are used are
shown as symbols. The illustrations are
intended to provide assistance to the
installation engineer. The device forms which
are shown may deviate from the actual
appearance of your devices.
The device can be used in various operating
modes:
•
Recirculated air mode
•
Air extraction mode
•
Hybrid mode
Installation of the device differs depending on the
operating mode which is desired. The different
installation of the individual operating modes is
described in the following sections.
Possible operating modes
Installation for recirculated air mode
The device intakes room air, filters the room air and
returns the odour-free, cleaned room air into the
room.
During installation, a recirculating air filter BUF is
placed onto the device's fan outlet.
¾
Make sure that the cross-section of the ventilation
slits in the upper elements is greater than
200 cm
2
.
¾
Make sure that the filter filling can be replaced at
a later point in time.
The filter filling must be replaced at regular
intervals.
Installation for air extraction mode
The device intakes room air, filters the room air and
conducts the room air outside.