Wiring System Diagram - Sanyo R410A Installation Instructions Manual

4-3. Wiring System Diagram

Power supply
208 / 230V, 1ø, ~60Hz
Remote
controller
WHT
1
BLK
2
Power supply
208 / 230V, 1ø, ~60Hz
Remote
controller
WHT
1
BLK
2
Group control:
Power supply
208 / 230V, 1ø, ~60Hz
K Type
Power supply
208 / 230V, 1ø, ~60Hz
Remote
controller
BLK
WHT
CONNECTOR
2P(WHT)
NOTE
(1) Refer to Section 4-2. "Recommended Wire Length and
Wire Diameter for Power Supply System" for the
explanation of "A," "B," "C," and "D," in the above
diagram.
(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
turning the power on.
(4) Regarding the R.C. address setting, refer to page 41.
Address setting can be executed by remote controller
automatically. Refer to page 43 – 48.
Indoor
unit (No. 1)
*
L1
L1
L2
L2
Ground U1
U2
B
R1
1
2 R2
Indoor
unit (No. 2)
*
L1
L1
L2
L2
Ground U1
U2
B
R1
1
2 R2
Indoor
unit (No. 3)
*
L1
L1
L2
L2
Ground
U1
C
U2
R1
R2
Indoor
unit (No. n)
*
L1
L1
L2
L2
Ground
BLK
U1
WHT U2
B
BLK BLK
2 3
WHT WHT
1
1
Outdoor unit
INV unit
A
U1
U2
3
4
A
Inter-outdoor unit control wiring
D
Outdoor unit
INV unit
3
4
A
* NOTE:
Disconnect Switch may be needed by the
National/Local code.
A
X, U, D Types
(Except 6 series)
X, XM, A, U, UM,
T, F, FM Types
K Type
Model : KHX0752
KHX0952
KHX1252
K Type
Model : KHX1862
KHX1962
KHX2452
29
*
L1
1
L2
2
L3
3
4
5
Ground
*
L1
1
L2
2
L3
3
4
5
Ground
ALWAYS COMPLY WITH NATIONAL AND
LOCAL CODE REQUIREMENTS.
7P terminal board
1(L1) 2(L2) U1 U2 R1 R2
Power Unit
supply control
Line
6P terminal board
L1 L2 U1 U2
Power Unit Control
Supply Line
5P terminal board
1(L1) 2(L2)
Power
supply
5P terminal board
1(L1) 2(L2) U1 U2
Power
supply
Power supply
208 / 230V, 3ø, ~60Hz
Power supply
208 / 230V, 3ø, ~60Hz
*
Disconnect switch
(Field Supply)
Remote
control
Line
R1 R2
Remote
Control
Line
U1 U2
Unit
control
Line
Unit
control
Line