Panasonic S-50PY3E - Page 27

27
■ 3-LINE CONNECTION
Example : Twin connection
G
C
E
G
L
N
1
D
2
R1
R2
U1
U2
R1
R2
U1
U2
L1
L1
L2
L2
L3
L3
N
N
G
1
2
3
L
N
L/1
N/2
3
L/1
N/2
3
1
2
3
C
Indoor unit (No. 1) wiring sample
Remote control wiring
Remote control wiring for group control
Integrated control wiring
To outdoor unit (1, 2, 3)
To indoor unit (No. 2)
(R1, R2)
To indoor unit (No. 2)
(L/1, N/2)
To indoor unit (No. 2)
(U1, U2)
To integrated control
system
Connection cable between outdoor
and indoor unit
Earth wiring:
Make the earth wiring 25 - 30 mm longer than
connecting wires to L/1, N/2, 3.
To remote controller (1, 2)
Clamping Clip
Clamper
*
1
(supplied)
*1 Fasten tightly.
Power supply
220-230-240V~ 50Hz
Power supply
380-400-415V 3N~ 50Hz
Outdoor unit
(3-phase)
Outdoor unit
(single-phase)
Remote controller
Ground
Ground
* Single-phase model connections
* 3-phase model connections
Indoor unit
(No. 1)
Indoor unit
(No. 2)
Use this screw when connecting the shield
for Integrated control wiring to ground.
(
: Functional earthing)
Integrated control system
01_330918_EU_Eng.indb 27 2021/9/9 11:26:46