Fujitsu ABUH18LUAS - High Pressure Protection (for 24;30;36 Model); Low Outdoor Temperature Protection

8-6. High pressure protection (for 24/30/36 model)
Trigger condition
Pressure switch: Off (Open: Higher than 4.2 MPa)
Compressor stop
Release condition
Pressure switch: On (Close: Lower than 3.2 MPa)
(3 minutes after compressor stop)
Compressor restart
8-7. Low outdoor temperature protection
→hen the outdoor temperature sensor detects lower than the trigger condition below, the compres-
sor is stopped.
Operation mode Cooling/Dry
18 model
Trigger condition 5°F (-15°C)
Release condition 14°F (-10°C)
24/30/36 model
Trigger condition -13°F (-25°C)
Release condition -4°F (-20°C)
8-6. High pressure protection (for 24/30/36 model) - (04-40) - 8. Various protections
CONTROL AND FUNCTIONS CONTROL AND FUNCTIONS