Fujitsu ABYG18KRTA Service Manual page 150

¢ Model: AOYG45KBTB
Compressor frequency soon after starting is controlled as below.
Frequency X
Frequency IX
Frequency VIII
Frequency VII
Frequency VI
Frequency V
Frequency IV
Frequency III
Frequency II
Frequency I
Time 1
• Normal operation
I
Frequency
(rps)
41
1
Time (sec)
60
• Special operation
I
Frequency
(rps)
41
1
Time (sec)
120
NOTES:
• Normal operation:
– Cooling and dry mode
• Below 3 hours from the compressor stop and the compressor thermistor ≥ 15 °C
• After defrost operation
– Other than when the compressor starts for the first time since the breaker turns on
• Special operation:
– Other than the normal operation condition
– When the compressor starts for the first time since the breaker turns on
1-4. Compressor frequency at normal start-up
Time 2 Time 3 Time 4
II III IV
46 51 57
2 3 4
120 180 240
II III IV
46 51 57
2 3 4
185 245 305
- (04-8) -
Time 5 Time 6 Time 7
V VI VII
60 72 81
5 6 7
360 420 480
V VI VII
60 72 81
5 6 7
605 665 725
Time 8 Time 9 Time 10
VIII IX X
91 100 110
8 9 10
540 600 660
VIII IX X
91 100 110
8 9 10
785 845 1,000
1. Compressor frequency control