Electrical Control Function
108 Electrical Control
Condition 2:
TE6
T2
On
Off
TE5-2
When the evaporator coil temp.T2 keeps lower than TE5-2 for 20 minutes, the compressor and outdoor fan
will shut off. When T2 is higher than TE6, the compressor and outdoor fan will restart up.
Condition 3:
TE6
T2
On
Off
TE5-4
When the evaporator coil temp.T2 keeps lower than TE5-4 for 8 minutes, the compressor and outdoor fan
will shut off. When T2 is higher than TE6, the compressor and outdoor fan will restart up.
1.3.2.4 Condenser high temperature T3 protection
T3
TE12
Off
On
TE13
When T3≥TE12 for Time1, the compressor will shut off. When T3＜TE13,the compressor will restart.
1.3.3 Heating Mode
1.3.3.1 Outdoor fan running rules:
For 1-phase outdoor units:
The On-off outdoor units have single fan speed. The outdoor fan will run following the compressor except
when AC is in evaporator high temp. protection in heating mode ,condenser high temp. protection in cooling
mode, defrosting mode and the current protection.
For 3-phase outdoor units:
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