8
Fan unit ELS EC..
Installation and Operating Instructions
If a residual current device is installed in the supply line of the EC fan, the residual current device must have the following
technical features:
Type A or B with a rated differential current of 30 mA.
The EC fan has a leakage current of <= 3.5 mA, calculated according to DIN EN 50178 image 4.
6.1 Installation of fan unit
Remove the delivery unit from the packaging directly before installation to prevent any possible damage and conta-
mination during shipping and on the construction site. If the flush/surface mounted casing is distorted or dented by
improper installation or should the fan unit fall to the ground or be damaged in another way, installation must be avoided
since faultless functionality is no longer guaranteed. The installation and commissioning of the fan unit must only take
place after the completion of all other trade work and after the final cleaning to prevent damage and contamination of
the fan unit.
– Preparation of fan unit ELS EC.. and ELS-ARS for rear discharge (optional)
– Preparation of fan unit ELS EC F/P
1. Remove sensor bracket
ù
with sensor
ä
from the fan unit.
2. Remove sensor
ä
from the sensor bracket
ù
by pressing the lock (see arrow).
3. Dispose of sensor bracket.
ò
the ELS-ARS air divert unit
– for rear discharge
ù
Sensor bracket
ä
Sensor
m
The safety instructions in section 1.2 must be observed!
Please proceed with the following assembly steps:
1. Isolate the unit fully from the mains electric supply.
2. Check that the electrical connection terminals are hard-wired in the installation casing and the connection cable
is stored correctly.
3. Check the electrical connection for conformity with the provided fan unit by comparing the marked diagram (yellow
label on installation casing).
4. Check correct installation of casing and correct if necessary (see Installation and Operating Instructions “Casing”).
5. Remove any existing contamination (gypsum, mortar residues, construction dust).
6. Check the electrical power supply for conformity with the voltage and frequency information on the type plate.
7. Hold fan unit on the spiral casing with both hands and insert into installation casing so that the air outlet
in the spiral casing is facing the direction of the backdraught shutter (see Fig. 7).
8. Push fan unit with both hands, applying constant pressure, up to the stop in the casing and forcefully engage the
snap closure in the casing (see Fig. 8/a.).
9. In case of ceiling installation, secure the 3 snap closures with countersunk-head screws (4 x 40 mm, provided by
customer) (see Fig. 8/b.).
10. After installation, ensure that the electrical connection correctly snapped-in, by applying light pressure on the elec-
tric compartment.
Fig.6
ä
ù
NOTE
m
DANGER
EN
Fig.5
Mount air diverter
unit!
ò
Air diverter unit mounted!
Front and rear view
ö
ò
1. Mount!
2. Click in!
Содержание 6355
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