Econo. Mode; Current Limit Control; Cooling; Current Limit Control (Cooling) - Toshiba RAS-10YKH-E Service Manual

7-6. ECONO. Mode

When the ECONO. button is pushed, during COOL
and AUTO operation, the OPERATION display is
turned off and the ECONO. display is lit and the
indoor unit operates quietly and mildly with
controlling airflow.

7-6-1. Cooling

(1) In the ECONO. mode, the set temp. by the
remote control is changed automatically as
shown in Fig. 7-6-1.
(2) Fan speed → LOW
(˚C)
+2
+1
Set temp. 0H 1H
ECONO. button
is pushed
Fig. 7-6-1
7-6-2. Heating
(1) In the ECONO. mode, the set temp. by the
remote control is changed automatically as
shown in Fig. 7-6-2.
(2) Fan speed → LOW
ECONO. button
is pushed
0H 1H
Set temp.
-1
-2
(˚C)
Fig. 7-6-2
Set temp.
is changed
Set temp.
is changed
2H TIME
2H TIME
Set temp.
is changed
Set temp.
is changed

7-7. Current Limit Control

The microprocessor detects the input current so as
to prevent it exceeds a specified value by means of
controlling the outdoor fan control as described in (1)
and (2).

(1) Current limit control (Cooling)

Control is performed as shown below by detect-
ing the compressor operation current with a
current sensor (C.T).
RAS-10YKH-E, RAS-13YKH-E
RAS-10YKH-ES, RAS-13YKH-ES
Input
current
13,5A/
10A I
4
12,5,A/
9A I
3
(2) Current limit control (Heating)
Control is performed as shown in Fig. 7-7-2.
RAS-10YKH-E, RAS-13YKH-E
RAS-10YKH-ES, RAS-13YKH-ES
Input
current
13,5A/
10A I
4
12,5A/
9A I
3
10A/
8A I
2
9A/
7.5A I
1
– 21 –
Compressor Outdoor fan
More than I continues for 3 seconds
4
OFF
More than I continues for 5 minutes
3
OFF
ON
Fig. 7-7-1
Compressor Outdoor fan
More than I continues for 3 seconds
4
OFF
More than I continues for 5 minutes
3
OFF
ON OFF
ON
Fig. 7-7-2