Panasonic AQUAREA WH-ADC0912K6E5AN - 15.3 Protection Control for Cooling Operation

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15.3 Protection Control for Cooling Operation
15.3.1 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 1 minute after the compressor starts.
 Compressor frequency will adjust base on outdoor air temperature.
Free
Limited
frequency
Compressor
stop
25°C
10°C
22°
C
8°C
15.3.2 Freeze Prevention Control 1
1 When indoor heat exchanger temperature is lower than 0°C continuously for 10 seconds, compressor will
stop operating.
2 Compressor will resume its operation three minutes after the indoor heat exchanger is higher than 1°C.
3 Indoor heat exchanger freeze prevention (H99) will memory in error history.