Mitsubishi SRR60ZJ-S, Руководство по обслуживанию

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36
-
'10 • SCM-SM-094
'09•SRK-DB-087D
(6) Heating overload protective control
(a) Indoor unit side
1) Operating conditions :
2) Detail of operation :
(SRF, SRR:9th, FDTC:4th)
3) Reset conditions :
(b) Outdoor unit side
1) Operating conditions :
2) Detail of operation
3) Reset conditions:
(a) Operating conditions:
(b) Detail of operation:
(7) Heating low outdoor temperature protective control
(c) Reset conditions:
-8 -6 4 6
Lower limit 40 rps (model 50:45 rps)
Lower limit 35 rps
Normal operation
Outdoor air temperature(°C)
6
h
h
h 10 or 17 (model 60 ~ 80:13 )
A or C
B or D
B or D
B or D.
(model 60 ~ 80:11 ).
8 h
h 4
ާޓޓޓޓޓޓޓޓޓޓޓޓޓޓޓި
11(8) 13(10) 16 17
OFF
Upper C
Lower D
Upper A
Lower B
Outdoor air temperature( )
Item
Model
SCM40, 45
SCM50
SCM60, 71, 80
90
90
90
A
35
35
30
B
75
75
75
C
40
40
40
D
Unit: rps
Note(1) Value in ( ) are for the model SCM40, 45.
or 17
when the thermo becomes OFF, the speed is
º
(9) Crankcase heater
(a) Operating conditions (When all the conditions below are satisfied)
①
After the operation mode is changed to stop and the compressor command speed becomes 0 rps continuously for 30 minutes.
②
When the temperature detected by the outdoor air temperature (Th2) is 10°C or lower after the compressor stops.
(8) Freezing cycle system protective control
(a) Starting condition:
This control starts when the following conditions are met.
1) When it has elapsed 30 minutes after the compressor was changed from OFF to ON in the cooling operation mode for
more than 5 minutes.
2) When the compressor command speed has met the following conditions.
3) When the indoor air temperature of running indoor unit (Th1) and the indoor heat exchanger temperature (Th2) have
met the following condition even on one unit.
Note (1) Value in ( ) are for the model 40 – 50.
(b) Contents of control
1) Stop the compressor and delay the start, and then restarts.
2) Compressor stops by the abnormal stop when the compressor stop has occurred 3 times in one hour.
Unit
Compressor
command speed
Indoor air temperature
(Th1,
℃
)
Indoor air temperature (Th1) and indoor
heat exchanger temperature (Th2)
Duration
1 40 (60) rps
10 <= Th1 <= 40
Th1 - 4 < Th2
5 minute
2 50 (70) rps
3 60 (80) rps Th1 - 3 < Th2
4 70 rps Th1 - 2 < Th2