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Electrical installation
Installer and user reference guide
70
FXUA50~100AVEB
VRV system air conditioner
4P673843-1 – 2022.01
b
Tie wrap (accessory)
c
Connection of power supply cable
6
Attach non-woven fabric (accessory) to avoid cables sticking out.
7
Divide the small sealing pad (accessory) and wrap each wiring.
8
Seal the space around the wiring with putty and insulating material (field
supply).
b
e
h
g
f
a a b
c c
f
e
f
d
a
Sticking reference for non-woven fabric
b
Non-woven fabric (accessory)
c
Small sealing pad (accessory)
d
User interface cable and transmission cable
e
Power supply cable
f
Tie wrap (accessory)
g
Terminal block for user interface and transmission wiring
h
Terminal block for power supply wiring
9
Reattach the service cover. Slide the service cover back and fix with 2 screws.
Complete system example
1 user interface controls 1 indoor unit.
L
N
L
N
L
N
P
1
P
2
P
1
P
2
P
1
P
2
P
1
P
2
P
1
P
2
F
1
F
2
T
1
T
2
P
1
P
2
F
1
F
2
T
1
T
2
P
1
P
2
F
1
F
2
T
1
T
2
P
1
P
2
F
1
F
2
T
1
T
2
N L
d
c
b
L
N
N L
N L
N L
TO OUT/D
TO IN/D
a
a
Outdoor unit
b
Indoor unit
c
User interface
d
Most downstream indoor unit
NOTICE
Group control connection is NOT allowed.
