Revision Of Length And Fall Difference Of Connecting Pipe - Gree GMV-S120WL/A-S Service Manual

TC—represents floor heating capacity of outdoor unit; PI—represents power of outdoor unit
Outdoor ambient
temperature ℃
℃ DB ℃ WB
-7 -7.6
-5 -5.6
-3 -3.7
0 -0.7
3 2.2
5 4.1
7 6
9 7.9
11 9.8
13 11.8
15 13.7

7.6 Revision of length and fall difference of connecting pipe

GMV-S120WL/A-S、GMV-S140WL/A-S、GMV-S160WL/A-S
1) Change rate of cooling capacity
GMV-S224W/A-X、GMV-S280W/A-X
40
30
Hp(m) 20
10
20 40
10
Hm(m)
20
30
40
50
1) Change rate of cooling capacity
Instruction:
3) Hp: Height difference (m) between two units when indoor unit is in lower position of
outdoor unit;
GMV5 Home DC Inverter Multi VRF Units
Outdoor unit: GMV-S280W/A-X
30
TC PI
kW kW
24.6 6.37
24.9 6.48
25.5 6.56
26.6 6.17
28.0 5.76
28.0 5.55
28.0 5.33
28.0 5.14
28.0 4.95
28.0 4.77
28.0 4.61
60 80 100 120
L(m)
Water yielding temperature ℃
35
TC PI TC
kW kW kW
24.1 7.68 23.5
24.6 7.81 24.1
25.2 7.92 24.6
26.0 7.71 25.5
28.0 7.20 28.0
28.0 6.93 28.0
28.0 6.67 28.0
28.0 6.42 28.0
28.0 6.19 28.0
28.0 5.97 28.0
28.0 5.77 28.0
2) Change rate of heating capacity
40
30
20
Hp(m)
10
10 20 30 40 50 60
10
Hm(m)
20
30
40
50
2) Change rate of heating capacity
33
40 45
PI TC
kW kW
8.50 22.7
8.64 23.2
8.76 23.8
8.79 24.4
8.21 25.2
7.90 28.0
7.60 28.0
7.32 28.0
7.05 28.0
6.80 28.0
6.57 28.0
120
70 80 90 100 110
PI
kW
9.19
9.36
9.50
10.40
9.36
9.01
8.67
8.35
8.05
7.76
7.51