Mitsubishi Electric MUFZ-KW25VG-E1 Service Manual page 18

9-4. OUTDOOR LOW PRESSURE AND OUTDOOR UNIT CURRENT
COOL operation
Both indoor and outdoor unit are under the same temperature/
humidity condition.
Operation: Test run operation (Refer to 9-3.)
Outdoor low pressure
MUFZ-KW25VGHZ
(kgf/cm 2 [Gauge])(MPa [Gauge])
1.8
18.0
1.6
16.0
1.4
14.2
1.2
12.0
1.0
10.0
15 20 25
50 60
Ambient temperature(°C)
Ambient humidity(%)
MUFZ-KW50VGHZ
2
(kgf/cm [Gauge])(MPa [Gauge])
1.5
15.0
1.3
13.0
1.1
11.0
0.9
9.0
0.7
7.0
15 20 25
50 60
Ambient temperature(°C)
Ambient humidity(%)
NOTE:
The unit of pressure has been changed to MPa on the international system of units (SI unit system)
The conversion factor is: 1 (MPa [Gauge]) = 10.2 (kgf/cm
Outdoor unit current
MUFZ-KW25VGHZ
3.8
3.5
3.2
2.9
2.6
2.3
15 20 25
50 60
Ambient temperature(°C)
Ambient humidity(%)
MUFZ-KW50VGHZ
7.0
6.5
6.0
5.5
5.0
4.5
15 20 25
50 60
Ambient temperature(°C)
Ambient humidity(%)
OBH895
MUFZ-KW35VGHZ
2
(kgf/cm [Gauge])(MPa [Gauge])
1.5
15.0
1.3
13.0
1.1
11.0
0.9
9.0
0.7
7.0
30 35
15 20
70
50
Ambient temperature(°C)
Ambient humidity(%)
MUFZ-KW60VGHZ
(kgf/cm 2 [Gauge])(MPa [Gauge])
1.5
15.0
1.3
13.0
1.1
11.0
0.9
9.0
0.7
7.0
15 20
30 35
70 50
Ambient temperature(°C)
Ambient humidity(%)
MUFZ-KW35VGHZ
5.0
4.6
4.2
3.8
3.4
3.0
30 35
15 20
70 50
Ambient temperature(°C)
Ambient humidity(%)
MUFZ-KW60VGHZ
9.0
8.4
7.8
7.2
6.6
6.0
30 35
15 20
70 50
Ambient temperature(°C)
Ambient humidity(%)
Dry-bulb temperature (°C)
20
25
30
25 30 35
60 70
25 30 35
60 70
[Gauge])
2
25 30 35
60 70
25 30 35
60 70
18
Relative humidity (%)
50
60
70