8. COMPRESSOR CONTROL
(1). OPEARTION FREQUENCY RANGE
The operation frequency of the compressor is different based on the operation mode as
shown in the table 8.
Cooling Heating
Min Max Min Max
Dry
ASU9RLQ 18Hz 80Hz 18Hz 130Hz 33Hz
ASU12RLQ 18Hz 96Hz 18Hz 130Hz 33Hz
ASU18CL 18Hz 90Hz - - 24Hz
ASU9RLQ 56Hz 74Hz 87Hz 97Hz 108Hz 119Hz
ASU12RLQ 56Hz 74Hz 87Hz 97Hz 108Hz 119Hz
ASU18CL 40Hz 59Hz 72Hz 80Hz 101Hz 110Hz
ASU9RLQ 80sec 60sec 60sec 180sec 60sec 60sec
ASU12RLQ 80sec 60sec 60sec 180sec 60sec 60sec
ASU18CL 60sec 40sec 40sec 60sec 150sec 60sec
(Table 8 : Compressor Operation Frequency Range)
(2). OPEARTION FREQUENCY CONTROL AT START UP
The compressor frequency soon after the start-up is controlled as shown in the figure 10.
(Fig.10 : Compressor Control at Start-up)
Time
Time Time Time
Time
Time
(Frequency)
(Time)
Frequency
Frequency
Frequency Frequency
Frequency
Frequency
Time Time
Time Time Time Time
Frequency
Frequency
Frequency
Frequency
Frequency
Frequency
05-09
ASU18RL 18Hz 90Hz 18Hz 119Hz 24Hz
ASU18RL 40Hz 59Hz 72Hz 80Hz 101Hz 110Hz
ASU18RL 60sec 40sec 40sec 60sec 150sec 60sec
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