Gree GMV5 Series Service Manual page 53

Basic Module
GMV-224WM/B-X
GMV-280WM/B-X
GMV-335WM/B-X
GMV-400WM/B-X
GMV-450WM/B-X
GMV-504WM/B-X
GMV-560WM/B-X
GMV-615WM/B-X
Select the branch of outdoor module
Select the branch of outdoor module
（3）.
Fitting pipe between two manifolds from basic modules
Pipe size (between two manifolds from basic modules) is based on the total capacity of upstream
modules.
Total capacity of upstream modules Q(kW)
28.0≥Q＞22.4
40.0≥Q＞28.0
45.0≥Q ＞40.0
68.0≥Q＞45.0
96.0≥Q＞68.0
135.0≥Q＞96.0
(4). Fitting pipe between the first manifold from indoor unit and the end manifold from outdoor unit
Single module unit
GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
22.4≥Q
Q＞135.0
Pipe between module and branch of ODU
Gas Pipe(mm)
Φ19.05
Φ22.2
Φ25.4
Φ25.4
Φ28.6
Φ28.6
Φ28.6
Φ28.6
Module's capacity (C)
504≤C
Pipe size between manifolds
Gas Pipe(mm)
Φ19.05
Φ22.2
Φ25.4
Φ28.6
Φ28.6
Φ31.8
Φ38.1
Φ44.5
50
Liquid Pipe(mm)
Φ9.52
Φ9.52
Φ12.7
Φ12.7
Φ12.7
Φ15.9
Φ15.9
Φ15.9
Model
ML01/A
Liquid Pipe(mm)
Φ9.52
Φ9.52
Φ12.7
Φ12.7
Φ15.9
Φ19.05
Φ19.05
Φ22.2