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21.3 Piping Length Correction Factor
The characteristic of the unit has to be corrected in accordance with the piping length.
21.3.1 CS-Z20XKEW CU-Z20XKE CS-Z25XKEW CU-Z25XKE CS-Z35XKEW CU-Z35XKE
CS-Z42XKEW CU-Z42XKE CS-XZ20XKEW CU-Z20XKE CS-XZ25XKEW CU-Z25XKE
CS-XZ35XKEW CU-Z35XKE
Note: The graphs show the factor after added right amount of additional refrigerant.
Cooling Capacity
3
1.0119
5
1.0000
7
0.9792
10
0.9650
15
0.9429
Heating Capacity
3
1.0261
5
1.0000
7
0.9687
10
0.9465
15
0.9237
Cooling Capacity
Correction Factor
Pipe Length (m)
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
0.92
0.94
0.96
0.98
1.00
1.02
Heating Capacity
Correction Factor
Pipe Length (m)
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
0.90
0.92
0.94
0.96
0.98
1.00
1.02
1.04
