Panasonic U-20ME1E81 Manuel d'instructions d'installation - Page 16

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Panasonic U-20ME1E81 Manuel d'instructions d'installation

4-3. Wiring System Diagrams

L
Power supply
N
220 – 240V ~ 50 Hz
Ground
Remote
controller
WHT
1
1
BLK
2
2
L
Power supply
N
220 – 240V ~ 50 Hz
Ground
Remote
controller
WHT
1
1
BLK
2
2
Group control:
L
Power supply
N
220 – 240V ~ 50 Hz
Ground
L
Power supply
N
220 – 240V ~ 50 Hz
Ground
Remote
controller
WHT
1
1
BLK
2
2
NOT E
(1) Refer to Section 4-2. "Recommended Wire Length
and Wire Diameter for Power Supply System" for the
explanation of "A", "B", "C", "D" and "E" 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. (Fig. 4-2)
(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 remote controller unit
(optional). Auto address setting can be executed by
remote controller automatically. Refer to the installation
instructions supplied with the remote controller unit
(optional).
Indoor unit
(No. 1)
L
N
B
U1
U2
D
R1
R2
Ground
C
Indoor unit
(No. 2)
Ground
L
N
B
U1
U2
D
R1
R2
Ground
C
Indoor unit
(No. 3)
L
N
Ground
B
E
U1
U2
R1
R2
Ground
C
Indoor unit
(No. n)
L
N
Ground
B
U1
U2
D
R1
R2
Outdoor unit
INV unit
C
L1
1
L2
2
L3
Ground
N
3
4
Ground
F
Inter-outdoor-unit control wiring
Outdoor unit
INV unit
Ground
L1
L2
3
L3
4
N
L
Power
supply
16
A
L1
Power supply
L2
380 – 415V, 3 N~, 50 Hz
L3
N
Ground
A
L1
Power supply
L2
380 – 415V, 3 N~, 50 Hz
L3
N
Ground
6P terminal board
N
U1
U2
R1
R2
Unit
Remote
control
control
line
line
F2 Type
Fig. 4-1
Fig. 4-2