DC Inverter Multi VRF System
10
4.2.5 Dimension of Pipe between Indoor Branches
Select pipe between indoor branches according to the capacity of downstream indoor units; If the
capacity exceeds that of the outdoor unit, capacity of outdoor unit prevails.
Fig.4.6
Total capacity of downstream indoor units C (kW)
Gas pipe(mm)
Liquid pipe(mm)
C
≤5.6
Φ
12.7
Φ
6.35
5.6<C
≤
14.2
Φ
15.9
Φ
9.52
14.2<C
≤
22.4
Φ
19.05
Φ
9.52
22.4<C
≤
33.5
Φ
25.4
Φ
12.7
4.2.6 Dimension of Pipe between Indoor Branch and IDU
Dimension of pipe between indoor branch and IDU should be consistent with the dimension of
indoor pipe.
Fig.4.7
Rated capacity of IDU C(kW)
Gas pipe (mm)
Liquid pipe (mm)
C
≤
2.8
Φ
9.52
Φ
6.35
2.8<C
≤
5.0
Φ
12.7
Φ
6.35
5.0<C
≤
14.0
Φ
15.9
Φ
9.52
14.0<C
≤
16.0
Φ
19.05
Φ
9.52
16.0<C
≤
28.0
Φ
22.2
Φ
9.52
NOTE:
If the distance between IDU and its nearest branch is over 10m, then the liquid pipe of
IDU (rated capacity
≤
5.0kW) shall be enlarged.
Summary of Contents for GMV-224WL/C-X
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