Compressor Control - Fujitsu ASU18RLF Service Instructions Manual

8. COMPRESSOR CONTROL

1. OPEARTION FREQUENCY RANGE
The operation frequency of the compressor is different based on the operation mode as
shown in the table8.
(Table8 : Compressor Operation Frequency Range)
ASU18RLF
ASU24RLF
2. OPEARTION FREQUENCY CONTROL AT START UP
The compressor frequency soon after the start-up is controlled as shown in the Figure9.
(Fig.9 : Compressor Control at Start-up)
60rps
47rps
30rps
Cooling
Min Max
12rps 55rps
16rps 72rps
60sec 120sec
Heating
Min Max
14rps 67rps
16rps 90rps
180sec
01-08
Dry
Min Max
15rps 25rps
16rps 29rps