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