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7
TwinFresh Comfo RA(1)-50(-2)
DESIGN AND OPERATING LOGIC
The ventilator consists of a telescopic air duct with adjustable length (inner part and outer part), a ventilation unit and an outer ventilation hood.
The inner telescopic part contains two air filters and a ceramic regenerator.
The air filters are designed to purify supply air and prevent foreign object ingress into the regenerator and the fan.
The ceramic regenerator utilises extract air heat energy to warm up supply air flow.
The regenerator is equipped with a pull cord inside to facilitate its withdrawal from the ventilator.
The regenerator has a special heat insulation.
The ventilation unit must be installed on inner side of the wall.
The outer ventilation hood is used for guided air discharge and prevention of direct ingress of water and other big objects to the ventilator.
VENTILATOR DESIGN
Mounting plate
A mounting box for
installation the ventila-
tion unit on the wall and
connecting the ventila-
tor to power supply.
Outer duct
Outer part of the
telescopic air duct.
Outer ventilation
hood
Prevents direct
ingress of water and
foreign objects into
the ventilator.
Filter
Cleans the air flowing through the venti-
lator of dust and foreign objects and
prevents contamination of the regenera-
tor.
Ceramic regenerator
Utilises extract air heat
energy to warm up
supply air flow.
Ventilation unit
Generates air flow by means of the
fan rotation. The ventilation unit is
covered with a ventilation grille on
inner wall side to prevent ingress of
foreign objects into the fan. The
ventilation unit is equipped with
automatic shutters to back draft
prevention. The air shutters open
during the ventilator activation and
close during its shutdown.
Inner air duct
Inner part of the
telescopic air duct.
Air flow rectifier
Prevents air turbulences
in the ventilator.
Openings for humidity sensor
Provide contact of the humidity sensor with the
indoor air for monitoring indoor humidity level.
Ventilator power indicator
Shows operating status of the ventilator.
Filter replacement indicator.
Indicates the need to replace the filter.
Infra-red receiver and light sensor
Responds to signals from the remote control and
detects illumination level to activate/deactivate the
night mode.
Содержание RA1-50-2
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