Gree GMV-140WL/A-T User Manual page 11

Fig.5 Allowable Length and Height Difference of Connection Pipe
Piping parameters of GMV-120WL/A-T，GMV-140WL/A-T，GMV-160WL/A-T，
GMV-120WL/A-X，GMV-140WL/A-X and GMV-160WL/A-X::
Total length (actual length) of fitting pipe
Length of farthest fitting pipe (m)
st
From the 1 branch to the farthest indoor pipe
Height difference between ODU
and IDU
Height difference between IDUs
4.2.3 Dimension of Pipe (Main Pipe) from ODU to the 1
Dimension of pipe from ODU to the 1st indoor branch will be determined by the dimension of
outdoor connection pipe.
DC Inverter Multi VRF System User Manual
Allowable
Actual length
Equivalent length
ODU at upper side
ODU at lower side
8
Fitting pipe
value
300m L1+L2+L3+a+b++c+d
120m
L1+L2+L3+d
150m
40m
50m
40m
15m
st
Indoor Branch
L2+L3+d
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