Sanyo SPW-XR254EH56 User Manual Page 14

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14
3-3. Wiring System Diagrams
U2
U1
1
2
U2
U1
U2
U1
U2
U1
Group control:
2
1
WHT
Remote
controller
D
A
E
Indoor
unit (No. n)
Indoor
unit (No. 1)
Indoor
unit (No. 2)
Indoor
unit (No. 3)
C
B
L
N
Ground
L
N
L
N
L
N
L
N
BLK
2
1
Power supply
220-240V 50Hz
B
B
B
Ground
Ground
Ground
Power supply
200-240V 50Hz
Power supply
220-240V 50Hz
Power supply
220-240V 50Hz
Power supply
220-240V 50Hz
Ground
C
Ground
C
Ground
C
Ground
2
1
N
L
Outdoor unit
INV unit
1
2
1
2
1
2
R2
R1
R2
R1
R2
R1
R2
R1
NOTE
(1) Refer to Section 5-2. Recommended Wire Length
and Wire Diameter for Power Supply System for
the explanation of A, B, C, D, and E, in the
above diagrams.
(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 dia-
gram.
(3) Refrigerant Circuit (R.C.) address should be set
before turning the power on.
7P terminal board
1(L)
power
supply
2(N) U1 U2
Inter-unit
control wiring
R1 R2
Remote
controller
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