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3. 12-class unit in single operation
NOTE:The unit of pressure has been changed to MPa on the international system of units(SI unit system).
The converted score against the traditional unit system can be gotten according to the formula below.
1(MPa • G) =10.2(kgf/
ff
• G)
(1) COOL operation
1Both indoor and outdoor units are under the same
temperature/humidity condition.
Dry-bulb temperature(°C) Relative humidity(%)
20 50
25 60
30 70
<How to work fixed-frequency operation>
1.Set emergency switch to COOL or HEAT.The switch is locat-
ed on indoor unit.
2.Press emergency run ON/OFF button.
3.Compressor starts running at rated frequency.
4.Indoor fan runs at HI speed and continues for 30 minutes.
5.To cancel this operation,press emergency run ON/OFF button
or any button on remote controller.
2Air flow speed : HI
3Inverter output frequency : 33Hz
①
➁
Indoor Outdoor
Set air flow to Hi speed.
Inverter output frequency is 45Hz.
➂
(2) HEAT operation
DB(°C) 20.0
WB(°C) 14.5
DB(°C) 2 7 15 20.0
WB(°C) 1 6 12 14.5
Ambient temperature(:)/ Ambient humidity(%)
(%)
Ambient temperature(:)/ Ambient humidity(%)
0 5 10 15 20 25
4
5
6
7
8
9
10
Ambient temperature(:)
45Hz
Outdoor unit current (A)
Outdoor low pressure
Outdoor unit current (A)
(MPa•Gauge)
(kgf/F•Gauge)
15
20 25
30
35
0.2
0.3
0.4
0.5
0.6
0.7
0.8
(;)
33Hz
15 20 25 30
35
3
4
5
6
7
8
9
(;)
(%)
33Hz
8
7
6
5
4
3
2
OB254-1.qxp 03.1.16 4:33 PM Page 17