Panasonic PAW-160MAH3M Installation Instructions Manual page 66

Electrical Wiring
For three-phase outdoor units – Multi-system connection
5
Recommended wire lengths and diameters
AHU Kit
Control wiring
Use shielded wiring
1 "E" is relevant for ECOi multi connection systems.
66
AHU kit (No. 1)
Power supply
L
220 – 240V ~50/60Hz
N
Ground
Remote controller
D
WHT
1 1
BLK
2 2
AHU kit (No. 2)
Power supply
L
220 – 240V ~50/60Hz N
Ground
Remote controller
D
WHT
1 1
BLK
2 2
AHU kit (No. 3)
Power supply
L
220 – 240V ~50/60Hz
N
Ground
Remote controller
D
WHT
1 1
BLK
2 2
AHU kit (No. n)
Power supply
L
220 – 240V ~50/60Hz
N
Ground
Remote controller
D
WHT
1 1
BLK
2 2
Type
PAW-160/280/560MAH3M
(C) Inter-unit control wiring
(between outdoor unit and AHU Kit)
0.75 mm or
2
(AWG# 18)
Use shielded wiring
Max. 1,000 m Max. 2,000 m
X1
L
N
PE
B
C
X5
U1
U2
R1
Ground
R2
Ground
C
Ground
X1
L
E
N
Ground
PE
B
X5
U1
Ground
U2
R1
R2
Ground
C
X1
L
N
PE
B
Ground
X5
U1
U2
R1
R2
Ground
C
X1
L
N
PE
B
Ground
X5
U1
U2
R1
R2
(B) Power supply
Min. 0.75 mm
2
Max. 25 m
(D) Remote control
wiring
2.0 mm 0.75 mm
2
(AWG# 14) (AWG# 18)
Use shielded wiring
Max. 500 m
Outdoor unit Power supply
INV unit 380 – 415V, 3 N~, 50Hz
A
L1
1
L2
2
L3
N
3
4
Inter-outdoor-unit control wiring
Outdoor unit Power supply
INV unit 380 – 415V, 3 N~, 50Hz
A
L1
L2
3
L3
4
N
Time delay fuse or circuit breaker
6 A
(E) Control wiring
for group control
1
0.75 mm
2 2
(AWG# 18)
Use shielded wiring
Max. 200 m (total)
AHU Kit – Installation Instructions – 07/2023
L1
L2
L3
N
Ground
L1
L2
L3
N
Ground
(F) Inter-outdoor-
unit control
wiring
1
0.75 mm
2
(AWG# 18)
Use shielded wiring
Max. 300 m