Service manual

9
28.0
25.9
23.7
21.6
19.4
17.2
15.1
12.9
MSH-18NV - E4
NOTE:The above curves are for the heating operation without any frost.
OUTDOOR LOW PRESSURE AND OUTDOOR UNIT CURRENT
COOL operation
11
Both indoor and outdoor unit are under the same temperature/humidity condition.
22
Air flow should be set at MAX.
Dry-bulb temperature
Relative humidity(%)
20
50
25
60
30 70
33
The unit of pressure has been changed to MPa on the international system of units(SI unit system).
The conversion factor is : 1(MPa • G) =10.2(kgf/
ff
• G)
15 20
50
25
60
30
70(%)
35(:)
0.3
0.4
0.5
0.6
0.7
18 32
220V/240V
7
6
5
4
3
15 20
50
25
60
30
70(%)
35(:)
6
7
8
9
10
11
18 32
220V/240V
MUH-18NV -
E4
MUH-18NV -
E4
Outdoor low pressure
Ambient temperature(˚C)
Ambient humidity(%)
Ambient temperature(˚C)
Ambient humidity(%)
Outdoor unit current (A)
(kgf/F•G)(MPa•G)
HEAT operation
Condition indoor:Dry bulb temperature 20.0°C
Wet bulb temperature 14.5°C
Outdoor:Dry bulb temperature 7,15,20°C
Wet bulb temperature 6,12,14.5°C
MUH-18NV -
E4
5 10152025
7
8
9
10
11
7
21
220V/240V
(:)
Outdoor unit current (A)
Ambient temperature(˚C)