Panasonic GS-G90KE Service Manual page 42

Operation Details
3. PROTECTION CONTROL FOR HEATING OPERATION
a. Intake Air Temperature Control
• When the intake air temperature is 10°C or above and remote control setting fan speed is less than Medium,
the compressor operates at 92 Hz (CU-G90KE) or 98 Hz (CU-G120KE).
b. Outdoor Air Temperature Control
• The compressor operating frequency is regulated in accordance to the outdoor air temperature as shown
in the diagram below. This control will begin 50 seconds after the compressor starts.
Outdoor air
Temperature (°C)
Condition
Model No.
c. High Pressure Control
• The compressor operating frequency is regulated in accordance to the indoor heat exchanger temperature.
Indoor heat
exchanger temp. (°C)
Condition
Model No.
57 Hz
57 Hz
21
83 Hz
19
12
83 Hz
10 Free
Free
When temp.
When temp.
rises falls
CU-G90KE
OFF OFF
59
40 Hz
40 Hz
53
51
Max 57 Hz
Min 33 Hz
47
Max 75 Hz
43
Min 33 Hz
37
Free
Free
When temp.
When temp.
rises falls
CU-G90KE
– 48 –
64 Hz
64 Hz
94 Hz
94 Hz
Free
Free
When temp.
When temp.
rises falls
CU-G120KE
OFF OFF
43 Hz
43 Hz
Max 64 Hz
Min 33 Hz
Max 82 Hz
Min 33 Hz
Free
Free
When temp.
When temp.
rises falls
CU-G120KE
CS-G90KE