Current Release Control - Toshiba RAV-SM404SDT-E Service Manual

<SP56>
• Power-ON condition TD < 30˚C
TE [˚C]
(Normal time)
0
–1
–6
–7
<SP80>
• Power-ON condition TD < 30˚C
(Normal time)
TO
18˚C
15˚C
10˚C
8˚C
REQUIREMENT
While heating the coil, the power sound may be heard. However it is not a trouble.
5. Short intermittent operation preventive control
1) For 3 to 10 minutes after operation start, in some cases, the compressor does not stop to protect the
compressor even if receiving the THERMO OFF signal from indoor.
However it is not abnormal status. (The operation continuance differs according to the operation status.)
2) When the operation stops by the remote controller, the operation does not continue.

6. Current release control

No. of revolutions of the compressor is controlled by AC current value detected by the outdoor P .C. board so
that the input current of the inverter does not exceed the specified value.
Current [A]
1 1
Hold
1
1–1.0
Normal operation
No power
Continuous power-ON
Output [10W or equivalent]
Continuous power-ON
Output [20W or equivalent]
No power
Intermittent power-ON
10 minutes: ON /
5 minutes: OFF
Output [40W or equivalent]
Continuous power-ON
Output [40W or equivalent]
Frequency down
Hold
REQUIREMENT
In some cases, the sound of power-ON may be
heard. It is not abnormal.
• Power-ON condition TD < 30˚C
TE
20˚C
18˚C
12˚C
10˚C
Model
COOL
11 value [A]
10.80
– 60 –
(In defective TO sensor)
No power
Intermittent power-ON
10 minutes: ON /
5 minutes: OFF
Output [40W or equivalent]
Continuous power-ON
Output [40W or equivalent]
SP56 SP80
HEAT COOL
13.05 16.0
HEAT
20.0