Specifications
Page 60
8. Capacity Correction Factor for Height Difference
8.1 Heat pump models
Model
18K
Pipe Length (m)
Cooling
5
10
20
30
Height difference
H (m)
Indoor Upper
than Outdoor
20
0.928
0.912
10
0.969
0.937
0.921
5
0.995
0.979
0.946
0.930
0
1.000
0.984
0.951
0.935
Outdoor Upper
than Indoor
-5
1.000
0.984
0.951
0.935
-10
0.984
0.951
0.935
-20
0.951
0.935
Heating
5
10
20
30
Height difference
H (m)
Indoor Upper
than Outdoor
20
0.982
0.976
10
0.994
0.982
0.976
5
1.000
0.994
0.982
0.976
0
1.000
0.994
0.982
0.976
Outdoor Upper
than Indoor
-5
0.992
0.986
0.974
0.968
-10
0.978
0.966
0.960
-20
0.959
0.953
