REMKO WKF 120 Duo - Manual (Page 19)

Loss in heating and cooling output
Depending on the length of the refrigerant piping and the difference in elevation between the indoor and out-
door units, there may be a loss in heating or cooling output. These can be calculated using the following dia-
grams.
Heating capacity losses for WKF 120 Duo
25
30
15
20
10
5
0
-5
-10
-15
-20
-25
-30
0 5 10 15 20 25 30 35 40 45 50
A
B
[m]
[m]
100% 95% 90%
95%
+30 m
0 m
-30 m
86%
Fig. 17: Heating capacity losses for WKF 120 Duo
A: Difference in elevation
B: Length of refrigerant piping
Cooling capacity losses for WKF 120 Duo
25
30
15
20
10
5
0
-5
-10
-15
-20
-25
-30
0 5 10 15 20 25 30 35 40 45 50
A
B
[m]
[m]
100% 98% 95%
95%
89%
+30 m
0 m
-30 m
92%
Fig. 18: Cooling capacity losses for WKF 120 Duo
A: Difference in elevation
B: Length of refrigerant piping
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