Gree GMV-ND224PH/A-T Manuel D'utilisateur page 15

GMV-ND224PH/A-T 、 GMV-ND280PH/A-T
Total length (actual length) of fitting pipe
Length of farthest fitting pipe
(m)
Equivalent length from the first manifold to the furthest
Height difference between
outdoor unit and indoor unit
Height difference between indoor units
Maximum length of main pipe (1)
4.2.3 Unit Capacity Code
Energy rank
22 model
32 model
Indoor unit
45 model
63 model
Outdoor unit 224 model
☆ The maximum number of indoor units is 16 with one outdoor unit;
☆ The total capacity code of indoor unit is in the range of 50% t~ 135% of that of outdoor unit.
4.2.4 Connection Pipe Size
（1） Pipe size between outdoor unit and the first manifold is determined by that of outdoor unit.
Pipe size between outdoor unit and the first manifold:
Outdoor unit model
GMV-ND224PH/A-T
GMV-ND280PH/A-T
Note:
① When the maximum length between outdoor unit and the first manifold exceeds or equals to 90m , the sizes
of gas pipe and liquid pipe of the main pipe are changed according to the following table.
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GMV5 Compact Series VRF Outdoor Unit
Actual length
Equivalent length
pipe
Outdoor unit at upper
Outdoor unit at lower
capacity code Energy rank
22 25 model
32 36 model
45 50 model
63 71 model
224 250 model
Fitting pipe between outdoor unit and the first manifold
Gas pipe (mm)
Allowable Value
250m
100m
120m
40m
50m
40m
15m
90m
Capacity code
25
36
50
71
250
Ф 22.2
Ф 22.2
10
Fitting Pipe
L1+L2+L3+...+L9+a+b+...j
L1+L6+L7+L8+L9+j
L6+L7+L7+L8+L9+j
——
——
——
L1
Energy rank Capacity code
28 model 28
40 model 40
56 model 56
280 model 280
Liquid pipe(mm)
Ф 9.52
Ф 9.52