Fujitsu ASTG30KMTC - Page 137

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