Sanyo SPW-C1155DXHN8 Technical Data & Service Manual page 34

3. Electrical Wiring
3-3. Wiring System Diagrams
Power supply
220-240V
Remote
controller
WHT
BLK
Power supply
220-240V
Remote
controller
WHT
BLK
Power supply
220-240V
1
2
Power supply
220-240V
R e m o t e
c o ntrolle r
3
W H T
BLK
4
NOTE
(1) Refer to Section 3-2. "Recommended Wire Length and
Wire Diameter for Power Supply System" for the
explanation of "A", "B", "C", "D", "E", and "F" in the above
diagram.
5
(2) The basic connection diagram of the indoor unit shows
the 7P terminal board, so the terminal boards in your
equipment may differ from the diagram.
(3) Refrigerant Circuit (R.C.) address should be set before
6
turning the power on.
(4) Regarding the R.C. address setting, refer to Section 5.
Address setting can be executed by remote controller
automatically. Refer to Section 5.
7
8
Indoor
unit (No. 1)
L
1
N
50Hz
2
3
G
Ground
B
U 1
U 2
D
1 1 1
2
2 2
Ground
Indoor
unit (No. 2)
L
1
N
50Hz
2
3
Ground G
B
U 1
U 2
D
1
1 1
2
2 2
Ground
Indoor
Group control:
unit (No. 3)
L
1
N
50Hz
2
3
G
Ground
B
U 1
U 2
E
1
2
Indoor
unit (No. n)
L
1
N
50Hz
2
3
Ground G
B
U1
U2
D
1
1 1
2 2 2
Ground
Ground
Design of W-2WAY ECO-i SYSTEM Unit Specifications
Outdoor unit
INV unit
C
1
U 1
2
U 2
3
Ground
4
3
5
4
Ground
C
Ground
F Inter-outdoor-unit control wiring
Ground
Outdoor unit
INV unit
1
2
3
3
Ground
4 4
C
5
Ground
Ground
C
Ground
2-24
A
L1
Power supply
L2
380-415V-3N
L3
N
Ground
A
L1
Power supply
L2
380-415V-3N
L3
N
Ground
7P terminal board
1(L) 2(N) U1 U2
Inter-unit
Power
supply control wiring
AD, LD, S, X, T Type
50Hz
50Hz
R1 R2
Remote
controller