5. Electronic function
5.1 Terms and definitions
T1: Temperature of indoor ambient
T2: Temperature of evaporator
T3: Temperature of condenser
T4: Temperature of outdoor ambient
TS: The set temperature.
DAHT: Temperature of discharge (T5)
DAHT: Temperature of discharge (T6)
5.2 Electric Control working environment
Input voltage: 265V, 60Hz; 230/208V, 60Hz
5.3 Protection function
5.3.1 The compressor functions protection with a delay of three minutes.
5.3.2 Sensor protection at open or short circuit.
5.3.3 Evaporator anti-freezing protection at cooling mode.
5.4 Operation of fan motor
5.4.1. Fan motor is on when compressor is on, Fan motor is off when compressor is off. (except theT2 high
Temp. protection).
If there’s only one speed of the fan motor, use the high speed instead of the low speed.
5.4.2. The fan motor operates at the cooling only mode (see FIG.A)
T4 Operate on high speed
T01
T02
Operate on low speed
FIG.A
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