Fujitsu AUU18RGLX - Page 115

Type of protection Protection form
Model
AOU42RGLX AOU48RGLX
Circuit protection
Current fuse (Filter PCB)
250 V, 30 A
250 V, 10 A × 2
250 V, 5 A
Current fuse (Main PCB) 250 V, 3.15 A
Fan motor
protection
Thermal protection
Activate
252±16°F (122±9 °C)
Fan motor stop
Reset
241±16°F (116±9 °C)
Fan motor restart
Compressor
protection
Terminal protection
program
(Compressor temp.)
Activate
226 °F (108 °C)
Compressor stop
Reset
After 40 minutes
Compressor restart
Thermal protection
program
(Discharge temp.)
Activate
110°C
Compressor stop
Reset
After 7 minutes
Compressor restart
High pressure
protection
Thermal protection
program
(Heat exchanger temp.)
Cooling
Activate
154 °F (68 °C)
Compressor stop
Reset
145°F (63 °C)
Compressor restart
Pressure sensor Heating
Activate
4.1 MPa
Compressor stop
Reset
After 3 minutes
Compressor restart
Low pressure
protection
Pressure sensor Cooling
Activate
0.12 MPa or less (for 5 minutes)
Compressor stop
Reset
After 7 minutes
Compressor restart
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11. Safety devices
OUTDOOR UNIT AOU18-48RGLX OUTDOOR UNIT AOU18-48RGLX