Fujitsu ASTG30KMTC - More Fan Control Details; AOTG30 KMTC Outdoor Fan Control

3-2. Outdoor fan control
¢ Outdoor fan motor
This outdoor unit has a DC fan motor. (Control method is different between AC and DC motors.)
¢ F
an speed
 M
odel: AOTG30KMTC
Fan speed is defined by outdoor temperature and compressor frequency.
• Outside air temperature zone selection
21°C
Outside air
temperature rises
Z zone
Y zo
ne
F zone
G zone
Outside air
temperature drops
12°C
2°C
-8°C
19°C
10°C
0°C
-10°C
H zone
Unit: rpm
Fan step
Cooling
Heating
Dry Cooling or dry at low outdoor temp.
Y zone Z zone Y or Z zone F zone G zone H zone
S-HIGH2 — — 900 — — — —
S-HIGH1 — — 900 — — — —
HIGH3 800 — — — — — —
HIGH2 800 500 830 — — — —
HIGH1 750 400 830 320 350 300 230
MED2 700 360 800 — — — —
MED1 620 320 620 280 250 230 200
LOW2 500 280 550 — — — —
LOW1 400 250 450 280 230 200 200
NOTE: After defrost control on the heating mode, the fan speed is kept higher regardless of the
compressor frequency.
Fan speed after defrost control: 900 rpm
3-2. Outdoor fan control - (04-11) - 3. Fan control
CONTROL AND FUNCTIONS CONTROL AND FUNCTIONS