Heat Operation - Mitsubishi Electric MUZ-GB50VA - E1MUZ-GB50VA - E2 Service Manual

8-4. OUTDOOR LOW PRESSURE AND OUTDOOR UNIT CURRENT
NOTE: The unit of pressure has been changed to MPa based on the international system of units (SI unit system).
The conversion factor is: 1(MPa [Gauge] = 10.2 (Kgf/f
COOL operation
1 Both indoor and outdoor unit are under the
same temperature/humidity condition.
2 Operation : TEST RUN OPERATION (refer to 8-3.)
MUZ-GB50VA
(kgf/F [Gauge]) (MPa [Gauge])
1.0
10
0.9
9
0.8
8
0.7
7
0.6
6
0.5
5
15 18 20 25
50 60
Ambient temperature(˚C)
Ambient humidity(%)

HEAT operation

1 Condition :
Dry bulb temperature (°C)
Wet bulb temperature (°C)
2 Operation : TEST RUN OPERATION (refer to 8-3.)
MUZ-GB50VA
8
7
6
5
4
0 2 5 10 15 20
Ambient temperature(˚C)
8
7
6
5
4
30 32 35(˚C) 15 18 20 25
70 (%) 50 60
Ambient temperature(˚C)
Ambient humidity(%)
Indoor
20.0
14.5
25(˚C)
f [Gauge])
Dry-bulb temperature(:)
30 32 35(˚C)
70 (%)
Outdoor
2 7 15 20.0
1 6 12 14.5
11
Relative humidity(%)
20
25
30
50
60
70