Gree GMV-400WM/B-X - Page 56

GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
53
R410A Refrigerant System
Total capacity of downstream indoor unit(s) C
(kW)
Model
Y-type Manifold
C≤20.0
FQ01A/A
20.0 ＜C≤30.0
FQ01B/A
30.0＜C≤70.0
FQ02/A
70.0＜C≤135.0
FQ03/A
135.0＜C
FQ04/A
(6). Fitting pipe between manifolds
Pipe size (between two manifolds at indoor unit side) is based on the total capacity of upstream
indoor unit(s).
Total Rated Capacity X(kW) of
Downstream Indoor Units
Fitting Pipe Size between Indoor Manifolds
Gas Pipe (mm)
Liquid Pipe (mm)
X≤5.6
Φ12.7
Φ6.35
5.6<X≤14.2
Φ15.9
Φ9.52
14.2<X≤22.4
Φ19.05
Φ9.52
22.4<X≤28.0
Φ22.2
Φ9.52
28.0<X≤40.0
Φ25.4
Φ12.7
40.0<X≤45.0
Φ28.6
Φ12.7
45.0<X≤68.0
Φ28.6
Φ15.9
68.0<X≤96.0
Φ31.8
Φ19.05
96.0<X≤135.0
Φ38.1
Φ19.05
135.0<X
Φ44.5
Φ22.2
(7). Fitting pipe between indoor unit and manifold
Manifold should be matched with fitting pipe of indoor unit.