2
Safety
2.1 Correct use
Decentralised ventilation units are used to create a
comfortable room temperature and to ventilate rooms
such as offices, meeting rooms, or classrooms in
schools.
Functions of the ventilation unit
Ventilation
Outdoor air filtering
Heating of supply air
The ventilation unit is designed for frost-proof installa-
tion in inside rooms.
Correct use also involves complying with all the informa-
tion provided in this manual.
Any use that goes beyond the correct use or any dif-
ferent use of the unit is regarded as incorrect use.
Incorrect use
WARNING!
Danger due to incorrect use!
Incorrect use of the unit can lead to dangerous situa-
tions.
Incorrect use includes:
–
Any use that is not described in this operating
manual
–
Operation that does not comply with the tech-
nical data
–
Modifying of the unit by others, tampering with
the unit
–
Use, installation, operation, maintenance or
repair other than described in this manual
–
Having work carried out by unqualified individ-
uals
–
Use of non-genuine replacement parts or acces-
sories, whose quality and function are not equiv-
alent to those of the original parts
–
Operation in rooms with explosive gases or gas
mixtures
–
Operation in rooms where the supply or extract
air contains particles that are conductive, aggres-
sive, corrosive, combustible or hazardous to
health
–
Operation in rooms where the humidity is perma-
nently high (> 90 %)
–
Operation outdoors
–
Use for enforced ventilation
–
Operation without air filters
2.2 Safety signs
The following symbols and signs are found on the unit.
They apply to the very location where they are found.
Electrical voltage
Hazardous electrical voltage that is present in the venti-
lation unit. Only skilled qualified electricians are allowed
to work on parts of the ventilation unit marked with this
symbol. Such work must be carried out only by skilled
qualified electricians or the technical service.
Controls access panel
Only skilled qualified electricians are allowed to open
the controls access panel. Ensure that no voltage is
present on any mains circuit before you open the cover
to access the terminal connections.
2.3 Electric shock hazard
Electric current
DANGER!
Danger of death due to electric current!
Danger of electric shock! Do not touch any live com-
ponents! Damaged insulation or damaged parts are
a life threatening hazard.
–
Only a skilled qualified electrician must work on
the electrical systems.
–
If the insulation is damaged, disconnect the
power supply immediately and have the insula-
tion repaired.
–
Switch off the power supply before you carry out
maintenance or cleaning.
–
Ensure that live parts do not come into contact
with moisture. Moisture can cause a short circuit.
Safety
Electric shock hazard
Decentralised ventilation units SCHOOLAIR-S-HV
6
