Protection Control For Cooling Operation - Panasonic WH-SXC09H3E8 Service Manual
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Also See for WH-SXC09H3E8:
- Planning and installation manual (117 pages) ,
- Planning and installation manual (224 pages) ,
- Operating instructions manual (108 pages)
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13.3
Protection Control for Cooling Operation
13.3.1 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.
13.3.2 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.
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