Fujitsu ACUH09LUAS1, Service Manual

Page: 111 / 153

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