Wiring System Diagrams
L
Power supply
N
220 – 240V ~50/60Hz
Ground
Remote
D
controller
WHT
1
1
BLK
2
2
L
Power supply
N
220 – 240V ~50/60Hz
Ground
NOT E
(1) Refer to "Recommended Wire Length and Wire Diameter
for Power Supply System" for the explanation of "A", "B",
"C", "D" and "E" in the above diagram.
(2) The basic connection diagram of the indoor unit shows the
terminal boards, so the terminal boards in your equipment
may differ from the diagram.
(3) Refrigerant Circuit (R.C.) address should be set before
turning the power on.
(4) Regarding R.C. address setting, refer to the installation
instructions supplied with the remote controller (optional).
Auto address setting can be executed by remote controller
automatically. Refer to the installation instructions supplied
with the remote controller (optional).
6P terminal board
L
N
U1
Power
Unit
supply
control
line
U1 Type
6P terminal board
L
N
U1
Power
Unit
supply
control
line
Y1 Type
7P terminal board
L
N
Power
supply
T1 Type
Indoor unit
(No. 1)
L
N
C
B
U1
U2
Ground
R1
R2
Ground
C
Indoor unit
(No. 2)
L
Ground
N
B
U1
U2
E
R1
R2
U2
R1
R2
Remote
control
line
U2
R1
R2
Remote
control
line
U1
U2
R1
R2
Unit
Remote
control
controller
wiring
line
* 3-phase model connections
Outdoor unit (3-phase)
INV unit
A
L1
U1
L2
U2
L3
N
* Single-phase model connections
Outdoor unit (single-phase)
INV unit
A
L
N
U1
U2
5P terminal board
L
N
Power
supply
6P terminal board
L
N
U1
Power
supply
6P terminal board
R1
R2
U1
R1
R2
U1
Remote
control
line
1-167
L1
Power supply
L2
380 − 415 V, 3 N~, 50 Hz
L3
N
Ground
L
Power supply
220 − 240 V ~50/60 Hz
N
Ground
U1
U2
Unit
control
line
K1 Type
U2
R1
R2
Unit
Remote
control
control
line
line
F1 Type
U2
L
N
U2
L
N
Unit
Power
control
supply
line
N1 Type
1