Technical Data; Environmental Conditions And Operating Limits; Essential Safety Instructions - Maico EN 20 Montageanleitung Und Betriebsanleitung

Product description
EN.. Fans for air extraction. Only in combination
with external shutter "MK", "BK" or "AS".
ENR.. Fans with reversing mode for air extraction
or ventilation. Only in combination with external
shutter "MK" or "BK".
•
EN.. and ENR.. fans are equipped with a thermal
motor overload protection.
•
Fans are switched on or off with a switching
component that is to be provided by the customer,
see wiring diagrams on page 16 to 19.

3. Technical Data

See rating plate.
4. Environmental conditions and
operating limits
•
Maximum permitted temperature of the air medi-
um: +40°C
•
Sufficient supply air intake must be ensured
during operation with air-ventilated fireplaces.
The maximum permitted pressure difference is
4 Pa.

5. Essential safety instructions

General safety instructions
•
Read the safety instructions through carefully
before commissioning.
•
Keep the instructions.
•
The device should not be used as a toy.
•
Installation is only permitted when carried out by
trained specialists.
•
Electrical connections and repairs only permitted
when carried out by trained specialists.
•
With electrical and equipment installation the
relevant regulations must be observed, particularly
VDE 0100 with the corresponding parts. In rooms
with baths or shower units, for example, this would
be Part 701.
•
Only connect the unit to a permanent electrical
installation with a supply cable from 1.5...2.5 mm².
This must be equipped with a mains isolation
device with contact openings of at least 3 mm at
each pole.
•
The fan unit may only be operated using the
voltage and frequency shown on the rating plate.
•
Disconnect the unit completely from the power
supply before removing the terminal box cover [2].
Also switch the mains fuse in the fuse box off.
•
Modifications and alterations to the unit are not
permitted and release MAICO from any guarantee
obligations and liability.
•
Never operate the fan without the internal cover
and only when the external shutter is completely
installed (protection against accidental contact
with the impeller in accordance with EN 294).
Intended use
•
EN.. and ENR.. fans for air extraction at offices,
business and commercial premises, restaurants,
doctors practices, etc.
•
ENR.. fans, also for ventilation.
•
For surface installation on walls, ceilings or pitched
roofs.
Predictable misuses
The fan unit should not be used:
•
close to flammable materials, liquids or gases.
•
for the conveying of chemicals, aggressive gases
or vapours.
•
in explosive atmospheres.
Safe and correct practices during
operation
•
Danger of injury Do not insert any objects in the
unit.
•
Danger from self-turning impeller Do not get too
close to the unit to avoid hair, clothing or jewellery
being drawn into the unit.
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