42
7.2 Wiring
WARNING
!
It is a must to connect ELB (Earth Leakage Breaker), CB (Circuit Breaker) and S (Main Switch) to
each outdoor unit's power supply. Otherwise, it may cause electric shock or fire.
Remark:
Connect power wires to indoor unit and outdoor unit separately.
(1) Power wire
Separate power wires for each outdoor unit as per the following method
（
Don't connect power wire
from other module):
CB
ELB
2
1
3
4
5
6
7
8
9
ELB
CB
CB
CB
3
3
3
ELB
ELB
220V ~ 50Hz
D
7
7
7
5
5
5
5
1
2
1
2
1
2
1
2
4
4
4
4
ELB
CB
S
S
S
S
S
3
8
8
8
6
6
9
9
6
Indoor unit side
Outdoor
unit
C
Outdoor
unit
B
Outdoor
unit
A
Outdoor
unit
Indoor
unit
Indoor
unit
Cable Box
Cable Box
ELB (Earth Leakage Breaker)
CB
（
Circuit breaker
)
S
（
Main switch
)
Power wire (outdoor unit)
Ground wires (outdoor unit)
Communication wire (outdoor-Indoor unit)
Communication cable (outdoor-outdoor unit)
Power wire (indoor unit)
Ground wire (indoor unit)
Outdoor Unit power unit Supply
380 - 415V 3N ~ 50Hz
Indoor unit Power supply
(2) Recommended wire, ELB, and switching capacity is shown in Table 7.1
Table 7.1 Electrical Parameters And Recommendations Wires, ELB (Earth Leakage Breaker), capacity
per outdoor unit
Model
Power
Supply
Maximum
Operating
Current
Power
Wire
④
Communication
Wire
⑥⑦
ELB
①
Circuit
Breaker
②
Ground
Wire
⑤
Rated
Current
Current
Sensitivity
(A)
(mm²)
(mm²)
(A)
(mA)
(A)
(mm²
）
JVOH080VPEMBQ
380 - 415V
3N ~ 50Hz
17.0
6
0.75
25
30
25
6
JVOH100VPEMBQ
23.0
6
0.75
32
30
32
6
JVOH120VPEMBQ
27.0
6
0.75
32
30
32
6
JVOH140VPEMBQ
31.5
10
0.75
40
30
40
10
JVOH160VPEMBQ
35.5
10
0.75
50
30
50
10
JVOH180VPEMBQ
43.5
16
0.75
50
30
50
16
JVOH200VPEMBQ
45.0
16
0.75
63
30
63
16
JVOH220VPEMBQ
52.0
16
0.75
63
30
63
16
JVOH240VPEMBQ
61.5
25
0.75
80
30
80
16
