Panasonic S-22MK2E5A - Wiring System Diagram

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4-3. Wiring System Diagram
NOTE
(1) See 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 section “7-4. Auto
Address Setting”.
U1 U2 12
L1 L2 L3 N
L1 L2 L3 N
4P terminal board
4P terminal board
4P terminal board
Power supply
(14 HP, 16 HP)
Power supply
(8 HP, 10 HP and 12 HP)
Type MF3
Inter-outdoor unit
control wiring
Inter-unit
control wiring
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
2
1
L1
L2
L3
N
2
1
L1
L2
L3
N
C
L1
L2
L3
N
L1
L2
L3
N
U2
U1
WHT
BLK
WHT
BLK
WHT
BLK
Power supply
220-230-240V
~
50-60Hz
~ 50-60Hz
~
50-60Hz
~
50-60Hz
Power supply
220-230-240V
Power supply
220-230-240V
Power supply
220-230-240V
Ground
Ground
Ground
Ground
Ground
Ground
Power supply
380-400-415V 3N ~ 50Hz
Power supply
380-400-415V 3N ~ 50Hz
380-400V 3N~ 60Hz
380-400V 3N~ 60Hz
Remote
controller
Remote
controller
Indoor unit
(No. 1)
Indoor unit
(No. 2)
Indoor unit
(No. 3)
Indoor unit
(No. n)
Remote
controller
(
: Functional earthing)
Inter-outdoor-unit control wiring
Outdoor unit
INV unit
Outdoor unit
INV unit
Group control:
A
A
F
00_341136_2WAY_Eng.indb 32 2022/9/19 9:27:26