Compressor Frequency At Normal Start-Up - Fujitsu ACUH09LUAS1 Service Manual

1-4. Compressor frequency at normal start-up

¢ Model: AOUH09LUAS1
Compressor frequency soon after starting is controlled as below.
Frequency VII
Frequency VI
Frequency V
Frequency IV
Frequency III
Frequency II
Frequency I
Frequency (rps)
Time (sec)
¢ Models: AOUH12LUAS1 and AOUH18LUAS1
Compressor frequency soon after starting is controlled as below.
Frequency VI
Frequency V
Frequency IV
Frequency III
Frequency II
Frequency I
Frequency
(rps)
Time (sec)
1-4. Compressor frequency at normal start-up
Time 1 Time 2
I II
45 56
1 2
60 140
Time 1 Time 2
I II
35 52
1 2
60 140
Time 3 Time 4 Time 5
III IV
68 77
3 4
170 220
Time 3 Time 4
III IV
64 71
3 4
170 200
- (04-5) -
Time 6 Time 7
V VI
84 93
5 6
280 360
Time 5 Time 6
V VI
89 97
5 6
350 410
1. Compressor frequency control
VII
103
7
430