8-6. High temperature and high pressure release control
The compressor is controlled as follows.
• Heating mode
Indoor unit heat exchanger
temperature rises
Indoor unit heat exchanger
temperature drops
Stable zone
AB
BC
CD
DE
Zone A
Zone B
Zone C
Zone D
Zone E
AB:
63°C
BC: 55°C
CD: 53°C
DE: 50°C
Zone Operation
Zone A Compressor is stopped.
Zone B
The rotation number of compressor is decreased.
-25 rps/120 sec.
Zone C -3 rps/60 sec.
Zone D
The protection is released and the operation is returned to normal mode.
Zone E
8-6. High temperature and high pressure release control - (04-33) - 8. Various protections
CONTROL AND
FUNCTIONS
CONTROL AND
FUNCTIONS
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