Panasonic U-20ME1E81 Installation Instructions Manual - Page 14

Browse online or download pdf Installation Instructions Manual for Digital Camera Panasonic U-20ME1E81. Panasonic U-20ME1E81 28 pages. Wall mounted (k1 type), mini vrf (le1 type), 2way vrf (me1 type), 3way vrf (me2 type)
Also for Panasonic U-20ME1E81: Quick Reference Manual (24 pages), Operating Instructions Manual (26 pages), Operating Instructions Manual (25 pages), Installation Instructions Manual (25 pages), Installation Manual (9 pages), Operating Instructions Manual (10 pages)

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Panasonic U-20ME1E81 Installation Instructions Manual

4-3. Wiring System Diagrams

L
Power supply
N
220 – 240V ~50/60Hz
Ground
Remote
controller
WHT
1
1
BLK
2
2
L
Power supply
N
220 – 240V ~50/60Hz
Ground
Remote
controller
WHT
1
1
BLK
2
2
Group control:
L
Power supply
N
220 – 240V ~50/60Hz
Ground
L
Power supply
N
220 – 240V ~50/60Hz
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", "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. (Fig. 4-3)
(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).
(5) Fig. 4-3 shows the electrical connections in detail.
TOP VIEW
Main Power Supply
A
Riveting nut M8
75
45
Pressure line
Intake line
60
100
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
45
SIDE VIEW
85
560
295
RC line
Fig. 4-2
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
P-Link
14
Example: EAIRC-MJ Type
A
L1
Power supply
L2
380 – 415V, 3 N~, 50Hz
L3
N
Ground
A
L1
Power supply
L2
380 – 415V, 3 N~, 50Hz
L3
N
Ground
Terminal board
Power
Remote
supply
control line
Unit
control line
EAIRC-MJ, EAIRC-MS Types
Fig. 4-1
Fig. 4-3