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5.4 Electric Connections
Make sure that the mains supply to the unit is disconnected before performing any installation, service, maintenance or electrical work!
The installation and service of the unit and complete ventilation system must be performed by an authorized installer and in accordance with local rules and
The unit must be earthed.
The QR100M is wired internally from factory.
Figures below show the wiring diagrams.
5.k
Single speed operation
5.m
Variable speed operation with CTRL-M remote manual controller
5.o
Three speed operation with SEL-3V speed selector
6
WARNING
WARNING
regulations.
5.l
Two speed operation
5.n
Variable speed operation through external domotic (BMS) system
or ballast potentiometer
5.p
Three speed operation with CTRL-S controller
S1
S2
S3
I
II
1
L
1
L
1
L
CTrL-S
1-10V
BALLAST
+
-
S1
S2
S3
I
II
1
L
1
L
1
L
CTrL-S
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