Gree GMV-S120WL/A-S Manuel Du Propriétaire page 16

NOTE!
Hydro box must be connected to the first branch
Piping parameters of GMV-S120WL/A-S, GMV-S140WL/A-S and GMV-S160WL/A-S:
Total length (actual length) of connecting pipe
Length of the farthest connecting pipe
(m)
From the first indoor branch to the farthest indoor pipe
Height difference between indoor and
outdoor units
Height difference between indoor units (including hydro box)
Height difference between outdoor unit and hydro box
Height difference between hydro box and water tank
Distance between hydro box and the farthest connecting pipe of
outdoor unit
Horizontal distance between hydro box and water tank
Distance between hydro box and the first branch
4.2.3 Dimension of Connecting Pipe (Main Pipe) between Outdoor Unit and the First Branch
Dimension of connecting pipe from outdoor unit to the first branch is determined by the dimension of
outdoor connecting pipe.
Dimension of outdoor connection pipe:
Basic module
GMV-S120WL/A-S
GMV-S140WL/A-S
GMV-S160WL/A-S
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Actual length
Equivalent length
Outdoor unit at upper
side
Outdoor unit at lower
side
Fig.8
Pipe dimension
Gas pipe (mm)
Liquid pipe (mm)
Φ15.9 Φ9.52
Φ15.9 Φ9.52
Φ19.05 Φ9.52
11
Allowable value
300m L1+L2+L3+L4+L5+a+b+c+d+e
120m
150m
40m
50m
40m
15m
10m
3m
30m
6m
5m
High pressure gas
pipe (mm)
Φ12.7
Φ12.7
Φ12.7
Connecting pipe
L1+L2+L3+L4+d
L3+L4+d
——
——
h2
h1
——
L5
f
e
Connecting method
Flared joint