184 
20.3  Piping Length Correction Factor 
The characteristic of the unit has to be corrected in accordance with the piping length. 
20.3.1  CS-Z20TKR  CU-Z20TKR  CS-Z25TKR  CU-Z25TKR  CS-Z35TKR  CU-Z35TKR 
 
Cooling Capacity
Correction Factor
Pipe Length (m)
0.85
0.90
0.95
1.00
1.05
0 1 2 3 4 5 6 7 8 9 1011121314151617181920
 
 
Cooling Capacity 
3 1.0010 
5 1.0000 
7.5 0.9793 
15 0.9107 
20 0.9085 
Heating Capacity
Correction Factor
Pipe Length (m)
0.90
0.95
1.00
1.05
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
 
 
Heating Capacity 
3 1.0060 
5 1.0000 
7.5 0.9979 
15 0.9773 
20 0.9675 
Note: The graphs show the factor after added right amount of additional refrigerant.