Toshiba RAS-2M21U2ACVG-SG, Руководство по обслуживанию, Страница: 37 / 91

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
2. 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.
Compressor revolution (rps)
~ 20 ~ 33 ~ 42 ~ 43
Normal operation
To > 38
O
C
350 630 800 800
28 < To < 38
O
C
350 550 630 800
15 < To < 28
O
C
300 550 550 630
10 < To < 15
O
C
300 470 470 550
5 < To < 10
O
C
300 350 350 470
0 < To < 5
O
C
300 300 300 350
To < 0 0
0

300 0

300 0

300
Sleep or Quiet
To > 38
O
C
350* 550* 630*
80
0*
operation To < 38 300* 470* 550* 630*
To is abnormal 300~350 300~550 300~630 300~720
Normal operation
To > 38
O
C
400 800 900 900
28 < To < 38
O
C
400 700 800 900
15 < To < 28
O
C
350 620 700 800
10 < To < 15
O
C
350 530 530 700
5 < To < 10
O
C
350 400 400 470
0 < To < 5
O
C
350 350 350 400
To < 0 0 0~400 0~400 0~400
Sleep or Quiet
To > 38
O
C
400* 700* 800* 900*
operation To < 38 350* 470* 700* 800*
To is abnormal 350~400 350~400 350~800 350~900
RAS-2M2
1
U2ACVG-SG
RAS-3M3
1
U2ACVG-SG
*Maximum revolution
To : Outdoor temp. sensor
Compressor revolution (rps)
~ 16 ~ 18 ~ 36 ~ 37
Normal operation
To > 38
O
C
400 800 900 900
28 < To < 38
O
C
400 700 800 900
15 < To < 28
O
C
350 600 700 800
10 < To < 15
O
C
350 530 530 700
5 < To < 10
O
C
350 400 400 470
0 < To < 5
O
C
350 350 350 400
To < 0 0 0~400 0~400 0~400
Sleep or Quiet
To > 38
O
C
400* 700* 800* 900*
operation To < 38 350* 470* 700* 800*
To is abnormal 350~400 350~400 350~800 350~900
RAS-3M4
1
U2ACVG-SG
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