Panasonic S-22ML1E5 - Wiring System Diagram

30
4-3. Wiring System Diagram
NOTE
(1) Refer to Section 4-2. “Recommended Wire Length and
Wire Diameter for Power Supply System” for the expla-
nation of “A,” “B,” “C,” “D,” “E,” and “F,” 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 outdoor unit. Auto address
setting can be executed by remote controller automati-
cally.
1
(
L
)
2
(
N
)
U1 U2 R1 R2
7P terminal board
Power
supply
Unit
control
line
Remote
control
line
D1, L1 Type
5P terminal board
Power
supply
K1 Type
Unit
control
line
ex.) MF1 Type
U2
U1
R2
R1
L
N
R2
R1
R2
R1
R2
R1
2
1
2
1
U2
U1
L
N
U2
U1
L
N
U2
U1
L
N
2
1
2
1
2
1
D
E
C
B
L
N
L
N
L
N
L
N
2
1
B
B
B
C
D
D
C
4
3
A
L1
L2
L3
N
4
3
A
L1
L2
L3
N
F
C
L1
L2
L3
N
L1
L2
L3
N
1
2
Power supply
220 – 240V ~50/60Hz
Remote
controller
Remote
controller
Remote
controller
WHT
BLK
WHT
BLK
WHT
BLK
Power supply
220 – 240V ~50/60Hz
Power supply
220 – 240V ~50/60Hz
Power supply
220 – 240V ~50/60Hz
Ground
Ground
Ground
Ground
Ground
Ground
Inter-outdoor-unit control wiring
Ground
Ground
Ground
Outdoor unit
INV unit
Power supply
380 – 415V, 3 N~, 50Hz
Power supply
380 – 415V, 3 N~, 50Hz
Outdoor unit
INV unit
Ground
Ground
Ground
Ground
Ground
Ground
Indoor unit
(No. 1)
Indoor unit
(No. 2)
Indoor unit
(No. n)
Indoor unit
(No. 3)
Group control:
L N U1 U2 R1 R2
6P terminal board
P1, R1 Type
Remote
control
line
Unit
control
line
Power
supply
PanaIndoor-337012Eng.indb30PanaIndoor-337012Eng.indb30 2012/03/2116:20:502012/03/2116:20:50