8.2.1.7. CT Disconnection Detection
1. Control Starting Condition
a. Total Current is below 0.74 ~ 0.94 Amp.
b. Operating Frequency is 20 Hz and above.
c. Continuously for 20s.
2. Control Contents
a. Abnormal signal transmitted to indoor unit after 3 minutes outdoor power is supplied. (Indoor unit stop)
3. Control Cancellation Condition
Starting condition, (1) is not fulfilled.
8.2.1.8. Low Frequency Protection Control 1
When the compressor operate at frequency lower than 20 Hz for 240 minutes, the operation frequency will be increased to 20 Hz
for two minutes.
8.2.1.9. Low Frequency Protection Control 2
When all the below conditions occur, minimum value (Freq. MIN) for the frequency instructed to compressor will change to 20 Hz.
Temperature, T, for: Cooling/Soft Dry Heating
Indoor intake air (°C) T 15 or T 30 —
Outdoor air (°C) T 16 or T 38 T 4orT 24
Indoor heat exchanger (°C) T 30 T 0
8.2.1.10. Low Frequency Protection Control 3
If Compressor operation frequency reduce from 20 Hz, the frequency will be fixed for 20 Hz for 3 min. before reduce to min.
frequency.
8.2.1.11. Minimum Frequency Protection Control
•
During cooling operation (except Anti Freezing control, soft dry) carry out the following operation.
Hi & above 20
Me- & above, Auto 20
Below Me- 20
However, when less than thermo OFF for 130 sec. continuously, the above control will be cancel.
•
During heating operation, operate the followings control.
1. During Remote Control setting is 18°C & above
Indoor Fan Speed
Hi & above 20
Me- & above, Auto 20
Below Me- 20
However, when less than thermo OFF for 130 sec. continuously, the above control will be cancel.
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CS-E24DKE CU-E24DKE
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