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7 Electronic function
7.1 Terms and definitions
TC: Temperature of evaporator (T2).
TA: Temperature of indoor ambient (T1).
TS: The set temperature.
TE: Temperature of condenser (T3)
7.2 Electric Control working environment
Input voltage: 187~264V for 50Hz models and 97~127V for 60Hz models;
7.3 Protection function
7.3.1 The compressor functions protection with a delay of three minutes.
7.3.2 Sensor protection at open or short circuit.
7.3.3 Evaporator anti-frozen protection in cooling mode.
7.4 Fan-only mode function requirement
7.4.1. The compressor is off at fan-only mode.
7.4.2. Auto fan: In fan-only mode, AC operates the same as auto fan in cooling mode with the temperature
set at 24°C.
7.5 Cooling mode function requirement
7.5.1. The speed of fan can be optionally selected as High/Medium/Low.
7.5.2. The compressor operates as below.
(TA-Ts)
℃
+1
0
Compressor on
Operation conditon
Compressor off
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