Installation instructions
Centrifugal roof fan
DRD EC
Version 5
– 05.2014 – subject to errors and alterations
Page 3 of 8
MAICO Ventilatoren · Steinbeisstrasse 20 · D-78056 VS-Schwenningen · www.maico-ventilatoren.com
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1.7 Disposal
If no return or disposal agreements have been made,
bring the dismantled components to recycling:
Have metals scrapped.
Give plastic elements to recycling.
Bring electronic components to the appropriate
disposal centre.
Dispose of the remaining components sorted by
the material characteristics.
2 INTENDED USE
The device is designed and constructed exclusively for
the intended purpose described here.
The fan is exclusively used for transporting normal,
dust-free and air-conditioned air and other non-
aggressive and non-flammable, non-explosive gases.
Additional applications approved by the manufacturer
that arise from the fan’s optional equipment are de-
scribed in the customer specification.
WARNING!
Danger from non-intended use!
Every application that goes beyond intended
use and / or other use of the device can lead
to dangerous situations. Therefore:
Use the device only for its intended pur-
pose.
Strictly comply with all information in
these operating instructions.
Claims of any kind for damage that have arisen from
non-intended use are excluded.
The operator alone shall be liable for all damage arising
from non-intended use.
3 TECHNICAL DATA
3.1 Rated values
Motor size
18
22
31
Nominal voltage [VAC]
230
Frequency [Hz]
50
Speed [min
-1
]
1950
1850
1635
Power consumption [W]
85
165
370
Power supply [A]
0.96
1.30
1.65
Temperature [°C]
-25 / +35
Weight [kg]
12
13
16
3.2 Mounting data
Screw the fan baseplate on a suitable base using the
four corner holes (max. M12).
3.3 Device drawings
Motor size
18
22
31
480
520
630
420
460
570
485
525
635
300
370
445
h
30
30
30
M • z
M6•3
M6•3
M8•8
Øk
213
259
356
Ød
12
12
12