Airwell AW-CFV09/07-N11 Betriebs Und Installationsanleitung Seite 19

Electrical Wiring
The wiring for the power line of indoor unit, the wiring between indoor and outdoor units as well as the wiring between
indoor units:
Items
Total
Current of
Indoor Units(A)
<10
≥10 and <15
≥15 and <22
≥22 and <27
• The electrical power line and signal lines must be fastened tightly.
• Every indoor unit must have the ground connection.
• The power line should be enlarged if it exceeds the permissible length.
• Shielded lays of all the indoor and outdoor units should be connected together, with the shielded lay at the side of signal
lines of outdoor units grounded at one point.
• It is not permissible if the whole length of signal line exceeds 1000m.
Signal Wiring of Wired controller
Length of Signal Line (m)
≤250
• The shielding lay of the signal line must be grounded at one end.
• The total length of the signal line shall not be more than 250m.
Rated
Cross
Length Current of
Section
(m) Overflow
2
(mm )
Breaker(A)
2 20
3.5 25
5.5 30
10 40
Wiring Dimensions
2
0.75mm × core shielding lin
Rated current of residual
Circuit Breaker(A)
Ground Fault
Interruptor(mA)
Response time(S)
20 20 A,30 mA,0.1S or below
30 30 A,30 mA,0.1S or below
40 40 A,30 mA,0.1S or below
50 50 A,30 mA,0.1S or below
16
Cross Sectional
Area of Signal Line
Outdoor -indoor Indoor -indoor
2
(mm ) (mm
2 cores×0.75-2.0mm
shielded lin
2
)
2