GMV DC Inverter VRF
27
(4) Fitting pipe "D" between indoor side manifolds.
Pipe size (between two manifolds at indoor unit side) is based on the total capacity of
downstream indoor unit(s).
Total capacity of downstream indoor
unit(s) C(kW)
Dimension of the pipe of indoor branch
C≤5.0
Φ
12.7
Φ
6.35
Φ
15.9
Φ
9.52
Φ
19.05
Φ
9.52
Φ
22.2
Φ
9.52
Φ
25.4
Φ
12.7
Φ
28.6
Φ
12.7
Φ
28.6
Φ
15.9
68.0<C≤96.0
Φ
31.8
Φ
19.05
Φ
38.1
Φ
19.05
Φ
41.3
Φ
19.05
186.0<C
Φ
44.5
Φ
22.2
(5) Fitting pipe "E" between indoor unit and manifold.
Manifold should be matched with fitting pipe of indoor unit.
Rated capacity of indoor unit C(kW)
Pipe between indoor branch and IDU
Φ
9.52
Φ
6.35
Φ
12.7
Φ
6.35
Φ
15.9
Φ
9.52
14.2<C≤25.2
Φ
19.05
Φ
9.52
Φ
22.2
Φ
9.52
Φ
25.4
Φ
12.7
Φ
28.6
Φ
12.7
(6) Select the branch “①” of outdoor module.
Select the branch of outdoor module
(7) Select the manifold “②” at indoor side.
Manifold at indoor unit side can be selected as per total capacity of downstream indoor unit(s).
Refer to the following table.
R410A Refrigerant System
Total capacity of downstream indoor
Model
Y-type Manifold
30.0<C≤70.0 FQ02/A
T-type Manifold
C≤40.0 FQ14/H1