Capacity Calculation Due To Capacity Modification Coefficient - Haier MRV 5-RC VP1-112B Service Manual

7. Capacity calculation due to capacity modification coefficient

(1) Calculation method of cooling capacity---Refrigerating capacity to be known=Refrigerating capacity
x(AxBxCxDxE) W
A Capacity compensation coefficient of
indoor air wet-bulb temperature condition.
1.2
1.1
1.0
0.9
0.8
15 20
Indoor air wet-bulb temperature
C Capacity modification coefficient
under airflow variation rate of indoor
unit group(only for duct unit)
1.1
1.0
0.9
80 90 100 110 120
Airflow variation rate （
E: Capacity compensation value at different piping length and drop
24
D Capacity compensation suitable for total
capability of indoor unit group (cooling)
）
B Capacity compensation coefficient of outdoor
air dry-bulb temperature condition.
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
-5 0 5 10 15
●
door air dry -bulb temperature
Out
●
120
●
100
80
60
40
20
0
20 40 60 80 100 120 135
●
Total capacity of indoor units（%）
●
58
20 25 30 35 40
45
50