Incorrect use
WARNING!
Danger due to incorrect use!
Incorrect use of the filter can lead to dangerous
situations.
–
Use the filter only in the zones mentioned
above.
–
Use the filter only with the earth cable in
place.
Qualified staff
The work described in this manual has to be carried
out by individuals with the qualification, training,
knowledge and experience described below:
Properly trained person
Properly trained persons are trained individuals who
understand any potential hazards related to the
work under consideration, and who recognise and
avoid any risks involved. Training is provided by the
HVAC contractor when the system is handed over.
Properly trained persons are responsible for
cleaning the unit, and for carrying out functional
tests, regular checks and smaller adjustments.
Personal protective equipment
Personal protective equipment is equipment that
protects the user against health or safety risks at
work.
Personal protective equipment must be worn for
various types of work; the protective equipment
required is listed in this manual together with the
description of each type of work.
Supply package, transport and storage
Upon delivery, carefully remove the packaging and
check the unit for transport damage and complete-
ness. Then put the product back into its packaging.
Supply package:
Filter MFI-Ex
Earth cable
ATEX label
Installation and maintenance manual
Transport
Do not remove the protective wrapping until just
before installation.
Storage
Please note:
Store the product only in its original packaging
Protect the product from the effects of weather
Protect the product from humidity, dust and
contamination
Storage temperature: -10 °C to 50 °C.
Relative humidity: 95% max., no condensation
Technical data
Product description
Explosion-proof filter with
earth cable
Name
MFI-Ex
Filter class according to ISO
16890/EN 1822
see product sticker
Nominal volume flow rate
Initial differential pressure
Airflow velocity at nominal
volume flow rate
Calculated from nominal
volume flow rate and cross-
sectional area
Ä
example
below
Max. rel. humidity
90%
Ambient temperature range +5 °C
1)
≤ Ta ≤ +80 °C
Filter medium
Micro glass fibre paper
Filter frame material
GAL = galvanised steel
1) There is a risk of ice buildup on the filter with temperatures below
+5 °C. Be sure to prevent this, e.g. with a filter preheater. Maximum
range according to ATEX: -40 °C ≤ Ta ≤ +80 °C
Calculation example
qv - 3400 m³/h
B
- 592 mm (0.592 m)
H
- 592 mm (0.592 m)
Result: V = 2.69 m/s
Supply package, transport and storage
MFI-Ex Mini Pleat filters
2
