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1-268
Wiring System Diagrams
N OT E
(1)
(2)
(3)
(4)
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.
The basic connection diagram of the indoor unit shows the
terminal boards, so the terminal boards in your equipment
may differ from the diagram.
Refrigerant Circuit (R.C.) address should be set before
turning the power on.
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).
L
N
U1 U2
5P terminal board
Power
supply
Type K1
Inter-unit
control
wiring
L2
L1
U2
U1
L3
N
A
L1
L2
L3
N
U2
R2
U1
R1
R2
R1
L
N
U2
U1
2
1
D
C
B
L
N
L
N
2
1
B
E
C
L
N
Power supply
220/230/240V ~50Hz
Remote
controller
WHT
BLK
Power supply
220/230/240V ~50Hz
Power supply
380/400/415V, 3 N~, 50Hz
Ground
Ground
Ground
* 3-phase model connections
Ground
Ground
Outdoor unit (3-phase)
INV unit
Ground
Indoor unit
(No. 1)
Indoor unit
(No. 2)
A
L
N
U2
U1
N
L
Ground
* Single-phase model connections
Power supply
220/230/240V ~50Hz
Outdoor unit (single-phase)
INV unit
SM830231-02̲Single̲欧州.indb 268
SM830231-02̲Single̲欧州.indb 268
2014/09/19 13:21:43
2014/09/19 13:21:43