21
22
Fig. X
Fig. XII
10.8 WIRING DIAGRAMS
• M ake sure that the mains supply to the unit is disconnected before performing any installation, service, maintance or
electrical work!
• T he installation and service of the unit and complete ventilation system must be performed by an authorized installer
and in accordance with local rules and regulations.
• F an must be earthed.
EXTERNAL POTENTIOMETER (ACCESSORY)
WARNING: regardless of the control system in place (potentiometer or Modbus), it's strongly recommended to
wire the Modbus communication line and make it accessible from ground level, in order to ease troubleshooting
via Modbus anytime after the installation.
Fig. XI
Fig. XIII
YELLOW - GREEN
4-core power cable
6-core control cable
11
22
BROWN
L1
3 ph.
POWER
BLACK
SUPPLY
L2
GREY
L3
BROWN
YELLOW
POTENTIOMETER
GREEN
(NOT SUPPLIED)
WHITE
MODBUS B
GREY
MODBUS A
PINK
Efficient. Effective. Essential.
• Stabilize the fan
with the 4x Ø3mm
stabilizing wires
(21) hooked with
the 5mm snap-
hook (22) to the
motor support
holes. Securely
fix the other end
of the stabilizing
wires to the
ceiling using the
clamps (23). Wall
plugs/screws not
supplied;
• With the aid
of a spirit level
placed against the
downrod, tighten
the turnbuckles by
hand (Fig.X) in a
23
crisscross pattern.
Periodically check
that the fan works
in the correct
position.
EXTERNAL
≥10kΩ