FXLQ20~6 FXNQ20~63P2VEB
VRV System air conditioners
4P323720-1 – 2012.06
Installation and operation manual
8
Electrical characteristics
Specifications for field supplied fuses and wire
Allowable length of transmission wiring between indoor and outdoor units,
and between the indoor unit and the remote controller is as follows:
1.
Outdoor unit - indoor unit: maximum 1000 m
(total wiring length: 2000 m)
2.
Indoor unit - remote controller: maximum 500 m
How to install the remote controller and
wiring inside the unit
Remote controller installation
For
FXLQ
units only
If mounting a remote controller on the unit, mount the remote
controller (optional accessory) as shown in the figure.
Open the left side lid of the control panel and mount the lower case of
the remote controller.
Wiring installation
Remove the control box cover and connect the wiring.
If wiring from the piping side, wire as shown in the figure below.
Model
Hz
Volts
Voltage
range
Power
supply
Fan motor
MCA
MFA
kW
FLA
20
50/60
220-240/220
±10%
0.3
16
0.015
0.2
25
0.3
16
0.015
0.2
32
0.6
16
0.025
0.5
40
0.6
16
0.025
0.5
50
0.6
16
0.035
0.5
63
0.6
16
0.035
0.5
MCA: Minimum Circuit Amps (A)
MFA: Maximum Fuse Amps (A)
FLA: Full Load Amps (A)
NOTE
For details, refer to "Electrical data" in the technical
data book.
Power supply wiring
Model
Field fuses
Wire
Size
20~63
16 A
H05VV-U3G
Local codes
Model
Wire
Size
20~63
Sheathed wire (2)
0.75-1.25 mm
2
NOTE
For details, refer to
"Wiring examples" on page 9
.
NOTE
Refer to the installation manual of the remote controller
for instructions on fastening and wiring work.
1
Installation screw (2x)
2
Lower case of remote
controller
3
Lid of control panel
1
2
3
1
Control box
2
Power supply wiring (field supply)
3
Remote controller wiring (field supply)
4
Transmission wiring (field supply)
5
Clamp fastener
6
Clamp (accessory part)
7
Cut off excess after fastening
NOTE
For control box wiring, also refer to the "Electric Wiring
Diagram" label on the control box cover.
1
Pass through hole of opposite frame panel in same manner
2
Remote controller wiring
3
Transmission wiring
4
Power supply wiring and ground wiring
5
Control box
6
Fasten with clamp (accessory part)
Do not switch the remote controller wiring, transmission
wiring and power supply wiring when connecting the wires
to the terminal blocks.
1
4
3
2
7 6
5
3x
3x
3x
4
2
3
4
3
2
6
6
6
1
5
