Protection Control
SiUS181305E
55
Function
4.6
Dew Condensation Prevention Control
Outline
According to the dew condensation prevention status sent from the BP unit, the compressor output
frequency is regulated to decrease compressor capacity in order to prevent the indoor unit from
dew condensation.
Detail
Zones are divided based on the dew condensation prevention status signal sent from the BP unit
(indoor unit), and the dew condensation prevention control prevents dew condensation of the
indoor unit.
Recovery zone: Lift the control
Increase zone: 1 step up / 60 sec.
Keep zone: Frequency is not controlled
Decrease zone: 1 step down / 60 sec.
The temperature in the above figure depends on the model and actual room temperature
(reference value).
˚C
14.5
13.0
12.5
12.0
Recovery zone
Increase zone
Keep zone
Decrease zone
(R19086)
Indoor heat exchanger
temperature
˚F
58.1
55.4
54.5
53.6
