5.3
Wiring system diagrams
Wiring system diagram – ECOi systems
Power supply
220 – 240V ~50/60Hz
Remote
controller
WHT
1
1
BLK
2
2
Power supply
220 – 240V ~50/60Hz
Remote
controller
WHT
1
1
BLK
2
2
Group control:
Power supply
220 – 240V ~50/60Hz
Power supply
220 – 240V ~50/60Hz
Remote
controller
WHT
1
1
BLK
2
2
Wiring system diagram – ECO G systems
Power supply
220 – 240V ~50/60Hz
Remote
controller
WHT
BLK
AHU Kit (No. 1)
L
L
N
N
Ground
B
U1
U2
D
R1
R2
Ground
C
AHU Kit (No. 2)
L
Ground
L
N
N
Ground
B
U1
U2
D
R1
R2
Ground
C
AHU Kit (No. 3)
L
L
N
N
Ground
Ground
B
E
U1
U2
R1
R2
Ground
C
AHU control kit (No. n)
L
L
N
N
Ground
Ground
B
U1
U2
D
R1
R2
AHU Kit
Ground
Outdoor unit
INV unit
A
C
L1
1
L2
2
L3
Ground
N
3
4
Ground
Inter-outdoor-unit control wiring
F
Outdoor unit
INV unit
Ground
A
L1
L2
3
L3
4
N
Outdoor unit
Ground
Electrical Wiring
L1
Power supply
L2
380 – 415V, 3 N~, 50Hz
L3
N
Ground
L1
Power supply
L2
380 – 415V, 3 N~, 50Hz
L3
N
Ground
Power supply
220 – 240V ~50/60Hz
Ground
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