• If there is a risk of contamination from mould or bac-
teria, disinfect the individual parts of the housing with
suitable disinfectants.
• When the HEPA filter housing is clean and dry, insert
a new HEPA filter.
• Make sure that the sealing gasket with the largest
diameter is placed at the bottom and the sealing
gasket with the smallest diameter is at the top.
• Put the cover back onto the bottom part of the
housing and fasten the catches.
Particle Filter
Coarse dust filter for
particles > 10 µm
Fine dust filter for particles
1 – 10 µm
Suspended matter filter
for particles < 1 µm
* Trotec microfliter class, ** Trotec-HEPA filter class, *** in compliance with ISO14644-1
B - 3
Particle Examples
Insects, textile fibres and hair,
sand, flue ash, farina, spores,
pollen, cement dust
Farina, spores, pollen, cement
dust, particles which cause
spots and staining
Bacteria and germs on host
particles
Oil smoke and agglomerated
soot; tobacco smoke;
metal oxide smoke
Germs, bacteria, viruses,
tobacco smoke, metal oxide
smoke
Oil vapour and soot in
formation state, radioactive
suspended matter
Aerosols
Operating manual – Hepa Filter
• White cracks can occasionally appear on the surface
of housing of the units in the MultiQube Series. These
cracks are caused by changes in temperature and
have no effect on the operation of your unit. Apply hot
air from a hair dryer, for example, to return the unit to
its original condition.
• After use, dispose of the microfilter and HEPA filter
inserts in compliance with existing guidelines and in
environmentally friendly manner.
Filter Class Application Examples
G1
For basic applications
(eg. as protection against insects in compact units)
G2
Pre and air circulation filter for civil defence faci-
lities, air extraction for spray cabins and kitchens
G3
etc. Protection against contamination for climate
G4
and compact units (eg. window air conditioners,
fans); prefilter for filter classes F6 to F8
Outdoor air filter for rooms with low requirements
F5
(eg. workshops, storage facilities, garages)
Pre and circulation filtering in ventilation control
F5
centres; end filters in air conditioning systems for
F6
sales rooms, departments, offices and certain pro-
F7
duction facilties, prefilter for filter classes F9 to H11
End filter in air conditioning systems for offices,
F7
production facilities, control centres, hospitals,
F8
data processing centres; pre-filter for filter classes
F9
H 11 to H13 and active charcoal
End filter for rooms with high and highest requi-
H10
rements (eg. laboratories, production facilities
H11
in the food, pharmaceutical, fine mechanical,
H12
optical and electronic industry and for medicine)
H11
End filter for Clean Room Classes *** ISO 6 und ISO 5
End filter for Clean Room Classes ***
H12
ISO 4 und ISO 3, end filter in civil defence facili-
H13**
ties, extraction filter in nuclear installations
H14
U15
End filter for Clean Room Classes***
U16
ISO 2 und ISO 1
U17
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