Wiring System Diagram - Panasonic U-8ME2R8 Installation Instructions Manual

4-3. Wiring System Diagram

Power supply
220-230-240V~ 50-60Hz
Ground
Remote
controller
WHT
1 1
BLK
2 2
Power supply
220-230-240V~ 50-60Hz
Ground
Remote
controller
WHT
1 1
BLK
2 2
Group control :
Power supply
220-230-240V~ 50-60Hz
Ground
Power supply
220-230-240V~ 50-60Hz
Ground
Remote
controller
WHT
1 1
BLK
2 2
NOT E
(1) See the section "4-2. Wire Length and Wire Diameter for
Power Supply System" for the explanation of "A," "B," "C,"
"D," "E" and "F" in the above diagram.
(2) The basic connection diagram of the indoor unit shows the
6P 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, it can be executed by
remote controller automatically. See the section "7-4. Auto
Address Setting".
Indoor unit
(No. 1)
L
L
N
N
B
U1
U2
D
R1
R2
Indoor unit
(No. 2)
L
L
N
N
B
U1
U2
D
R1
R2
Indoor unit
(No. 3)
L
L
N
N
B
E
U1
U2
R1
R2
Indoor unit
(No. n)
L
L
N
N
B
U1
U2
D
R1
R2
( : Functional earthing)
Outdoor unit
INV unit
C
L1
U1
L2
U2
L3
N
1
C 2
Inter-outdoor-unit control wiring
F
Outdoor unit
INV unit
L1
L2
1
L3
C 2
N
C
30
A
L1
Power supply
L2
400-415V 3N~ 50Hz
L3
N
Ground
A
L1
Power supply
L2
400-415V 3N~ 50Hz
L3
N
Ground
4P terminal board
L1 L2 L3
Power supply
(14 HP, 16 HP, 18 HP, 20 HP)
4P terminal board
L1 L2 L3
Power supply
(8 HP, 10 HP and 12 HP)
4P terminal board
U1 U2 1 2
Inter-unit Inter-outdoor unit
control wiring control wiring
Type ME2
N
N