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7 Installation
A
Unit is connected outside the wall sleeve,
see Fig. A. Note the length of the power
cable.
B
3. Stick both foam strips onto housing as shown
in Fig. B.
6.1 Operation with speed controller
NOTICE The fan will stop and have functional
problems if the output voltage on the speed
controller is too low.
Observe information in the speed controller oper-
ating instructions. Always set the minimum speed
on the speed controller so that the motor starts
up again after a power failure.
1. STX speed controller from the Maico range of
accessories.
The technology used in the phase angle
controller may cause humming noises in the
lower speed range.
16
7 Installation
7.1 Electrical connection
1. Switch off mains fuse, secure against being
accidentally switched back on and position a
warning sign.
2. Remove motor cap.
C
3. Cut off stud of cable grommet as shown in Fig.
C and guide power cable through cable grom-
met.
4. Strip cables and connect to connecting ter-
minal, as shown in wiring diagram.
Cut off and insulate PE conductor and indi-
vidual cable cores that are not required.
Guide power cable correctly through cable
grommet into unit to avoid damage (e.g.
from condensation). The cable grommet
must tightly seal the connection cable.
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