Compressor Control - Fujitsu AB*G14LVTA Service Instructions Manual

7. COMPRESSOR CONTROL

1. OPERATION FREQUENCY RANGE
The operation frequency of the compressor is different based on the operation mode as
shown in the table 6.
(Table 6 : Compressor Operation Frequency Range)
AO*G18LAT3
AO*G24LAT3
AO*G30LAT4
2. OPERATION FREQUENCY CONTROL AT START UP
For
AO*G18/ 24LAT3
The compressor frequency soon after the start-up is controlled as shown in the figure 16.
(Fig.16 : Compressor Control at Start-up)
85rps
56rps
40rps
For
AO*G30LAT4
The compressor frequency soon after the start-up is controlled as shown in Figure 17.
(Fig.17 : Compressor Control at Start-up)
56rps
40rps
40rps
Cooling
Min Max
20rps 100rps
20rps 90rps
60 - 780sec
120sec 180 - 900sec
60 - 720sec
180sec 240 - 900sec
Heating
Min Max
24rps 110rps
20rps 95rps
120sec
300 - 1020sec
120sec
360 - 1020sec
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