Compressor Control; Operation Frequency Range; Operation Frequency Control At Start Up - Fujitsu AU*G36LRLA Service Instruction

1-8. COMPRESSOR CONTROL

1. OPERATION FREQUENCY RANGE

The operation frequency of the compressor is different based on the operation mode as shown in Table 7.
(Table 7 : Compressor Operation Frequency Range)
AO *G36LATT
AO *G45LATT
AO *G54LATT
AOTG60LATT
2. OPERATION FREQUENCY CONTROL AT START UP (Common in all models)
The compressor frequency soon after the start-up is controlled as shown in Figure 16.
(Fig 16 : Compressor Control at Start-up)
< Normal start-up >
70rps
Upper Limit 54rps
Frequency
40rps
28rps
< Cold start at Heating mode (Compressor start after long time.)>
[Outdoor air temp.< 10°C]
70rps
54rps
Upper Limit
Frequency
25rps
16rps
< Cold start at Heating mode (Compressor start after long time.)>
[Outdoor air temp.> 10°C]
70rps
54rps
Upper Limit
40rps
Frequency
28rps
25rps
16rps
Cooling
Max
Min
15rps
55rps
15rps 80rps
15rps
80rps
15rps
80rps
90sec 180sec
30sec 120sec
=
30sec 270sec
Heating
Max
Min
18rps
80rps
18rps 85rps
18rps
85rps
18rps
85rps
270sec
300sec
480sec 560sec 620sec
01-17
Dry
DC AC
indoor unit indoor unit
31 (29)rps 31rps
35rps
35rps
38rps
38rps
41rps
360sec
650sec
650sec