Fujitsu ASTG30KMTC Service Manual page 137

¢ Model: AOTG34KMTC
Compressor frequency soon after starting is controlled as below.
Frequency IV
Frequency III
Frequency II
Frequency I
Operation Compressor stop
mode
Cooling
Less than 3 hours
Heating
3 hours or more
• Pattern A
Frequency (rps)
Time (sec)
• Pattern B
Frequency (rps)
Time (sec)
• Pattern C
Frequency (rps)
Time (sec)
1-4. Compressor frequency at normal start-up
Time 1
Condition
Compressor temp.
time
— —
Less than 15 °C
15 °C or more
Less than 15 °C
15 °C or more
I
35
1
90
I
39
1
200
I
39
1
90
- (04-5) -
Time 2 Time 3
Outdoor temp.
—
Less than 10 °C
10 °C or more
—
Less than 10 °C
10 °C or more
Less than 10 °C
10 °C or more
II III
51 61
2 3
180 420
II III
57 68
2 3
700 840
II III
57 68
2 3
210 270
Time 4
Control pattern
Pattern A
Pattern B
Pattern C
Pattern A
Pattern B
Pattern C
Pattern B
Pattern C
IV
77
4
480
IV
85
4
1,010
IV
85
4
300
1. Compressor frequency control