Electrical Control Function
Electrical Control System 127
4-Way valve
Indoor fan
Outdoor fan
480P
PMV
PMV running
8 mins with 300P
Compressor
10S 30S
TimeA
10S
no longer than 10min
The other models:
Condition of defrosting:
T4
3℃
Time1
Time2
Time conditions:
time1
Time conditions(Meet the following conditions)
1.Running in heating mode
2. T4≥3℃
3. Compressor is on
4. T3≤TempEnterDefrost_ADD ℃
Cleared conditions (Meet any one of the following conditions)
1. Compressor is off.
2. T3＞TempEnterDefrost_ADD ℃
Time2
Time conditions(Meet the following conditions)
1.Running in heating mode
2. T4<3℃
3. Compressor is on
4. T3≤TempEnterDefrost_ADD ℃
Cleared conditions (Meet any one of the following conditions)
1. Compressor is off and T3＞TempEnterDefrost_ADD +2℃ last for 20 minutes
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