Toshiba RAS-18N3KCV - Outdoor Fan Motor Control

– 27 –
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
Item
3. Outdoor fan
motor control
Operation flow and applicable data, etc.
The speed of the outdoor unit side is controlled according
to speed of compressor motor (rps) and outdoor
temperature (To).
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.
In cooling operation
Compressor speed (rps)
To
> 38
To
> 28
To
To
> 15
To
> 5
To
> 0.5
To
> 0.5
To
> 38
During ECO,
To
> 28
QUIET and
To
> 15
To
> 5
comfort sleep
To
> 0.5
To
> 0.5
When To is abnormal
< 22.1 < 50.3 50.3
<
MIN MAX MIN MAX MIN MAX
f 6 f 9 f 8 f B f A f E
f 5 f 9 f 7 f B f 9 f E
f 3 f 7 f 5 f 9 f 7 f B
f 1 f 3 f 1 f 7 f 3 f 9
f 1 f 3 f 1 f 5 f 3 f 7
f 0 f 1 f 0 f 3 f 1 f 4
f 6 f 9 f 8 f B f A f B
f 5 f 9 f 7 f B f 9 f B
f 3 f 7 f 5 f 9 f 7 f B
f 1 f 3 f 1 f 7 f 3 f 9
f 1 f 3 f 1 f 5 f 3 f 7
f 0 f 1 f 0 f 3 f 1 f 4
f 1f Ff 1f Ff 1f F
Outdoor fan speed (rpm)
f 0
f 1
f 2
f 3
f 4
f 5
f 6
f 7
0
230
300
350
410
480
500
530
f 8
f 9
f A
f B
f C
f D
f E
f F
560
640
670
700
800
800
850
850
FILE NO. SVM-12053
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RAS-18N3ACV
RAS-18N3ACV
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