Airwell AW-DDV009/007-N11 Betriebs Und Installationsanleitung Seite 17

Electrical Wiring
Indoor power supply wiring & signal wiring between indoor and outdoor & signal wiring between
indoors.
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.
Cross
Length Current of
Section
(m) Overflow
2
(mm )
Breaker(A)
2 20
3.5 25
5.5 30
10 40
Rated current of residual
Rated
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
Wiring Dimensions
2
0.75mm x core shielding line
14
Cross Sectional
Area of Signal Line
Outdoor Indoor
-indoor -indoor
2 2
(mm ) (mm )
2 cores×0.75-2.0
2
mm shielded lin