Item
3. Outdoor fan
motor control
Operation flow and applicable data, etc.
The blowing air volume at the outdoor unit side is controlled.
Receiving the operation command from the controller of
indoor unit, the controller of outdoor unit controls fan speed.
* For the fan motor, a DC motor with non-stage variable
speed system is used. However, it is limited to 8 stages for
reasons of controlling.
Description
1) The operation command sent
from the remote controller is
processed by the indoor unit
controller and transferred to the
controller of the outdoor unit.
2) When strong wind blows at
outdoor side, the operation of air
conditioner continues with the
fan motor stopped.
3) Whether the fan is locked or not
is detected, and the operation of
air conditioner stops and an
alarm is displayed if the fan is
locked.
4) According to each operation
mode, by the conditions of
outdoor temperature (To) and
compressor revolution, the speed
of the outdoor fan shown in the
table is selected.
2) Fan speed ≥ 400
when the motor stopped.
Air conditioner ON
(Remote controller)
YES
YES
NO
NO
Indoor unit controller
Fan motor ON
3) Fan lock
OFF status of
fan motor continues.
4)
Motor operates as shown in the table below.
1) Outdoor unit
operation
command
(Outdoor fan control)
Air conditioner
OFF
Alarm
display
Outdoor fan speed (rpm)
~ 31.7
f0 f1 f2 f3 f4 f5 f6 f7 f8 f9 fA fB fC fD fE fF
RAS-05TAVG-EE 0 300
370
390 460 500 520 620 720 750 780 780 900 900 900 900
RAS-07TAVG-EE 0 300
370
390 460 500 520 620 720 750 780 780 900 900 900 900
RAS-10TAVG-EE 0 300
370
390 460 500 520 620 720 750 780 780 900 900 900 900
RAS-13TAVG-EE 0 300 370 390 460 500 520 620 720 750 780 780 880 880 950 950
RAS-16TAVG-EE 0 200 300 300 360 440 500 550 600 650 700 700 800 950 950 950
RAS-18TAVG-EE 0 300 300 300 360 450 500 550 600 650 700 700 800 850 950 950
Model name
Fan speed range
In cooling operation In heating operation
RAS-05TAVG-EE RAS-05TAVG-EE
RAS-07TAVG-EE RAS-07TAVG-EE
RAS-10TAVG-EE RAS-10TAVG-EE
RAS-13TAVG-EE RAS-13TAVG-EE
RAS-16TAVG-EE RAS-16TAVG-EE
RAS-18TAVG-EE RAS-18TAVG-EE
MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX MIN MAX
To ≥ 38°C f6 fB f8 fE fA fE To ≥ 10°C f7 f8 f9
To ≥ 28°C f5 fA f7 fE f9 fE To ≥ 5°C f9 fB fE
To ≥ 15°C f3 f7 f5 f9 f7 fB To ≥ -3°C fE fE fE
To ≥ 5.5°C f2 f5 f4 f7 f6 f9 To ≥ -10°C fE fE fE
To ≥ 0°C f1 f3 f3 f5 f4 f7
To < - 10°C
fE fE fE
To ≥ 0°C f1 f2 f2 f4 f3 f5 fE fE fE
OFF fB OFF fE f1 fE
16.8 ≤ Hz < 48.6 48.6 ≤ Hz
Hz < 13.8
13.8 ≤ Hz < 30.6
Hz < 16.8
Fan speed range
To
To
Fan speed range
When To is abnormal
When To is abnormal
32.4 ≤ Hz
42.0 ≤ Hz
60.6 ≤ Hz
20.4 ≤ Hz < 60.6
20.4 ≤ Hz < 42.0
20.4 ≤ Hz < 32.4 20.4 ≤ Hz < 46.2
46.2 ≤ Hz
20.4 ≤ Hz < 59.4
59.4 ≤ Hz
20.4 ≤ Hz < 78.0
78.0 ≤ Hz
20.4 ≤ Hz < 67.8
20.4 ≤ Hz < 75.0
67.8 ≤ Hz
75.0 ≤ Hz
Hz < 20.4
Compressor speed Compressor speed
20.4 ≤ Hz < 75.0
75.0 ≤ Hz
Hz < 20.4
30.6 ≤ Hz
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