Carrier 40VD005S-7S-QEE Manual De Instalación Y Propietario página 25

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Electrical Wiring
The wiring for the power line of the indoor unit, the wiring between indoor and outdoor units, and the wiring
between indoor units:
Items
Cross
Section
(mm2)
Total
Current of
Indoor Unit(A)
<6
2.5
> _ 6 and<10
4
> _ 10 and <16
6
> _ 16 and <25
8
> _ 25 and <32
10
• The electrical power line and signal lines must be fastened tightly.
• Every indoor unit must have a 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 the signal lines of the outdoor units grounded at one point.
• The whole length of the signal line should not exceed 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 should not be more than 250m.
Length
Rated
Rated current of residual
(m)
Current of
Overflow
Breaker(A)
20
10
10A, 30mA,0,1S or below
20
16
16A, 30mA,0,1S or below
25
20
20A, 30mA,0,1S or below
30
32
32A, 30mA,0,1S or below
40
32
32A, 30mA,0,1S or below
Wiring Dimensions
0.75mm
xcore shielding line
2
Circuit Breaker (A)
Ground Fault
Interuptor (mA)
Response time(S)
18
Cross Sectional Area of Signal
Line
Outdoor-
Indoor-indoor
indoor
(mm2)
(mm2)
2 cores x 0.75-2.0
mm
shielded line
2
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