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5.4 Precabled electric connections
The unit must be earthed.
The QR220DE is wired internally from factory.
To connect the the CTRL-DSP to the mother board use a 4 poles twisted-pair cable: 30m max length.
Unit comes pre-wired with:
- mains supply cable (3-core: brown, blue, yellow/green).
- control cable, for connection to CTRL-DSP (4-core: green, brown, yellow, white).
- cable for connection to remote sensor (2-core: blue, brown).
WARNING
Make sure that the mains supply to the unit is disconnected before performing any installation, service, maintenance or
electrical work!
WARNING
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 regulations.
POWER
SUPPLY
EXTERNAL
SENSOR
Fig. 5.g
Electrical connection
YELL
O
W (A)
WHITE (B)
BR
O
WN (+12V)
GREEN (GND)
BL
Ue
YELL
O
W/GREEN
BR
O
WN
CONTROL
BL
UE
BR
O
WN
Содержание QR220DE
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