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119
CU-MP28DBH5/CU-MP50DBH5
cooling full load control
When there is a difference of over 5
between the set temperature and the indoor
temperature after running:
If the cooling load is high, lower the set temperature so as to reduce the running obstacle
caused by compressor stop. The indoor fan control will not change.
caused by compressor stop. The indoor fan control will not change.
Deicing control
Whatever the type is, if the fan speed has reached the high position, it will not change. In
the resumed area, the fan speed will not be subject to deicing control.
the resumed area, the fan speed will not be subject to deicing control.
indoor temperature
set temperature
after 30-minutes full load running
normal running
running
4 m i n u t e s a f t e r t h e c o m p r e s s o r i s
started, if the temperature continues to
fall (as the right Table), the compressor
will stop running so as to prevent the
indoor heat exchanger from frosting.
The fan speed will change.
When the temperature of the indoor heat
exchanger rises to DT04 (resumed), the
compressor will be restarted.
started, if the temperature continues to
fall (as the right Table), the compressor
will stop running so as to prevent the
indoor heat exchanger from frosting.
The fan speed will change.
When the temperature of the indoor heat
exchanger rises to DT04 (resumed), the
compressor will be restarted.
In the status of cooling operation, 6-
minute waiting time in time delay safety
control is effective.
Wall-mounted type: When the heat
exchanger temperature moves from
DT03 to DT04, the fan speed will rise by
1 tap.
Other: The fan speed will rise by 1 tap.
control is effective.
Wall-mounted type: When the heat
exchanger temperature moves from
DT03 to DT04, the fan speed will rise by
1 tap.
Other: The fan speed will rise by 1 tap.
DT04
DT03
DT02
DT01
DT00
resetting range
rising range
Unchanged range
falling range
stop range
indoor heat
exchanger
temperature
exchanger
temperature
6 minutes
When the indoor tubing temperature exceeds DT04 (
), deicing control will be released.
Type
Deicing control
1HP
1.5HP
1.75HP
2HP
2.5HP
3HP
0
0
0
0
0
0
3
3
3
3
3
3
4
4
4
4
4
4
5
5
5
5
5
5
6
6
6
6
6
6
DT00
DT01
DT02
DT03
DT04
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