'09•SRK-DB-087D
(n) Serial signal transmission error protection
Purpose:
Detail of operation:
(o) Rotor lock
(p) Outdoor fan motor protection
(q) Outdoor fan control at low outdoor temperature
Cooling
1)
(i)
(ii)
(i)
(ii)
Operating conditions:
(q) Refrigeration cycle system protection
Starting conditions
2) Detail of operation:
3) Reset conditions:
Heating
1) Operating conditions:
2) Detail of operation:
3) Reset conditions:
Outdoor temperature > 10˚C
5˚C < Outdoor temperature
<
=
10˚C
Outdoor fan
Outdoor temperature
<
=
5˚C
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
Contents of control
1)
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.
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
Indoor air temperature (Th1)
Th1−4<Th2
Indoor air temperature (Th1)/
Indoor heat exchanger temperature (Th2)
Th2<Th1+6
30 N
<
=
10 Th1 40
<
=
<
=
0 Th1 40
<
=
<
=
30 N
<
=
3
1
5
40
40
40
40
24
3
3rd
2nd
(FMo1,2)
(FMo1,2)
2nd
(FMo1)
OFF
(FMo2)
2
2nd
2
2
4th
3
3
9th
3
(i)
(ii)
(iii)
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