Compressor Control - Fujitsu ARA12LATN Service Instruction

5-7. COMPRESSOR CONTROL

1. OPERATION FREQUENCY RANGE
The operation frequency of the compressor is different based on the operation mode as
shown in Table 9.
(Table 9 : Compressor Operation Frequency Range)
AR*A12LATN
AR*A14LATN
AR*A18LATN
AR*A24LATN
AR*A36LATN
AR*A45LATN
2. OPERATION FREQUENCY CONTROL AT START UP
2-1. For AR*A12/ 14/ 18/ 24LATN
The compressor frequency soon after the start-up is controlled as shown in Figure 9.
(Fig.9 : Compressor Control at Start-up)
85Hz
59Hz
40Hz
2-2. For AR*A36/ 45LATN
The compressor frequency soon after the start-up is controlled as shown in Figure 10.
(Fig.10 : Compressor Control at Start-up)
70Hz
54Hz
43Hz
28Hz
Cooling
Min Max
18Hz 80Hz
18Hz 113Hz
18Hz 113Hz
18Hz 113Hz
18Hz 70Hz
18Hz 77Hz
90sec 180sec
90sec 180sec
05-10
Heating
Min Max
18Hz 120Hz
18Hz 120Hz
18Hz 120Hz
18Hz 120Hz
18Hz 90Hz
18Hz 90Hz
270sec
270sec
Dry
34Hz
34Hz
34Hz
34Hz
31Hz
31Hz
360sec