(n) Serial signal transmission error protection
(i) Purpose:
(ii) Detail of operation:
(o) Rotor lock
(p) Outdoor fan motor protection
(q) Outdoor fan control at low outdoor temperature
Cooling
1) Operating conditions:
(r) Refrigeration cycle system protection
(i) Starting conditions
2) Detail of operation:
3) Reset conditions:
Heating
1) Operating conditions:
2) Detail of operation:
3) Reset conditions:
Outdoor temperature > 10˚C
Outdoor temperature
<
=
10˚C
Outdoor fan
a)
b)
a)
b)
a)
b)
1)
2)
c)
When 5 minutes have elapsed after the compressor ON or the completion of the defrost control
Other than the defrost control
3)
When, after meeting the conditions of 1) and 2) above, the compressor speed, indoor air temperature (Th1) and indoor
heat exchanger temperature (Th2) have met the conditions in the following table for 5 minutes:
Compressor speed (N)Operation mode
Cooling
Heating(1)
Indoor air temperature (Th1)
Th1−4<Th2
Indoor air temperature (Th1)/
Indoor heat exchanger temperature (Th2)
Th2<Th1+6
50 N
<
=
10 Th1 40
<
=
<
=
0 Th1 40
<
=
<
=
50 N
<
=
Note(1)
When the fan speed is set at any other than HI during heating operation.
(i)
(ii)
(o) Rotor lock
(p) Outdoor fan motor protection
(q) Outdoor fan control at low outdoor temperature
Cooling
1) Operating conditions:
(r) Refrigeration cycle system protection
(i) Starting conditions
2) Detail of operation:
3) Reset conditions:
Heating
1) Operating conditions:
2) Detail of operation:
3) Reset conditions:
Outdoor temperature > 10˚C
Outdoor temperature
<
=
10˚C
Outdoor fan
a)
b)
a)
b)
a)
b)
1)
2)
c)
When 5 minutes have elapsed after the compressor ON or the completion of the defrost control
Other than the defrost control
3)
When, after meeting the conditions of 1) and 2) above, the compressor speed, indoor air temperature (Th1) and indoor
heat exchanger temperature (Th2) have met the conditions in the following table for 10 (SRK45:5) minutes:
Compressor speed (N)Operation mode
Cooling
Heating(1)
Indoor air temperature (Th1)
Th1−4<Th2
Indoor air temperature (Th1)/
Indoor heat exchanger temperature (Th2)
Th2<Th1+6
50 N
<
=
10 Th1 40
<
=
<
=
0 Th1 40
<
=
<
=
50 N
<
=
(i)
(ii)
Except that the fan speed is HI in heating operation.
(model SRK45:0 )
(model SRK45:2 )
(ii) Contents of control
1)
(iii) Resetting condition
When the compressor has been turned OFF
2)
When the conditions of (i) above are met, the compressor stops.
Error stop occurs when the compressor has stopped 3 times within 60 minutes.
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