To Connect The Electrical Wiring To The Indoor Unit - Daikin FXFN50A2VEB Installer And User Reference Manual

18.2 To connect the electrical wiring to the indoor unit

FXFN50~112A2VEB
CO₂ Conveni-Pack: indoor unit
4P677925-1 – 2021.07
NOTICE
▪
Follow the wiring diagram (delivered with the unit, located at the inside of the
service cover).
▪
For instructions on how to connect the optional equipment, see the installation
manual delivered with the optional equipment.
▪
Make sure the electrical wiring does NOT obstruct proper reattachment of the
service cover.
It is important to keep the power supply and the transmission wiring separated
from each other. In order to avoid any electrical interference the distance between
both wirings should ALWAYS be at least 50 mm.
NOTICE
Be sure to keep the power line and transmission line apart from each other.
Transmission wiring and power supply wiring may cross, but may NOT run parallel.
1 Remove the service cover.
2 User interface cable: Route the cable through the frame, connect the cable to
the terminal block (symbols P1, P2) and fix the cable with a tie wrap.
3 Transmission cable: Route the cable through the frame, connect the cable to
the terminal block (make sure the symbols F1, F2 match with the symbols on
the outdoor unit), and fix the cable with a tie wrap.
4 Appropriate measures (field supply): If installation is required in accordance
with "16.1.2 Additional
4
refrigerant" [ 50], connect them to the terminal block (symbols T1, T2). See
"18.3 To connect appropriate measures for appliances filled with
5 Power supply cable: Route the cable through the frame and connect the
cable to the terminal block (L, N, earth).
a Circuit breaker
b Residual current device
6 Divide the small sealing (accessory) and wrap it around the cables to prevent
water from entering the unit.
7 Seal all gaps with a sealing material (field supply) to prevent small animals
from entering the system.
8 Reattach the service cover.
18 Electrical installation
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installation site requirements
a
b
for CO₂
4
CO₂" [ 71].
Installer and user reference guide
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