Panasonic CS-PE9CKE / CU-PE9CKE / CS-PE12CKE / CU-PE12CKE Service Manual ▷ View online
B. Anti-freezing Control
C. Outdoor Air Temp Control
1. Frequency of the compressor
For prevention of freezing of the indoor evaporator, the frequency of the compressor will be changed according to the indoor
piping temperature.
piping temperature.
2. Indoor Fan Control
Indoor fan speed changes according to the indoor fan speed.
Operation Frequency for Compressor
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CS-PE9CKE / CU-PE9CKE / CS-PE12CKE / CU-PE12CKE
D. Anti-Fog Control
E. Overload Protection For Cooling Operation
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CS-PE9CKE / CU-PE9CKE / CS-PE12CKE / CU-PE12CKE
7.5. Soft Dry Operation
Method of frequency shifting is the same to that of cooling operation and the intake air temperature is measured every second.
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CS-PE9CKE / CU-PE9CKE / CS-PE12CKE / CU-PE12CKE
A. Frequency Shifting
7.6. Heating Operation
The frequency for compressor is changed every 60 seconds, and the intake air temperature is measured every second.
After the start-up of the compressor, If the difference between the intake temperature and intake set temperature maintains a
specified value for a while, the frequency will change as below.
specified value for a while, the frequency will change as below.
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CS-PE9CKE / CU-PE9CKE / CS-PE12CKE / CU-PE12CKE
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