Mitsubishi Electric CITY MULTI PUMY-P112VKM6 Service Manual page 16

5-2. Correction by temperature
The outdoor units have varied capacity at different designing temperature. With the nominal cooling/heating capacity
value and the ratio below, the capacity can be observed at various temperature.
5-2-1. Cooling
1.2
1.0
0.8
0.6
0.4
15 16
<Figure 1> Indoor unit temperature correction
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
-5.0 0.0
1.2
20°C WB
1.0
0.8
0.6
0.4
0.2
0.0
-15.0 -10.0
<Figure 2> Outdoor unit temperature correction
5-2-2. Heating
1.2
1.1
1.0
0.9
0.8
0.7
0.6
15 16 17
<Figure 3> Indoor unit temperature correction
OCH790 _16
17 18 19 20 21 22
Indoor temperature [°C WB]
5.0 10.0 15.0 20.0
Outdoor temperature [°C DB]
24°C WB
22°C WB
19°C WB
18°C WB
-5.0 0.0 5.0 10.0 15.0
Outdoor temperature [°C DB]
18 19 20 21 22 23
Indoor temperature [°C DB]
23 24
Indoor Temperature
19°C WB
25.0 30.0 35.0 40.0
Indoor Temperature
16°C WB
20.0 25.0 30.0 35.0 40.0
24 25 26 27
45.0 50.0 52.0
50.0 52.0
45.0