15
3.7. Safety Devices
INDOOR UNIT
OUTDOOR UNIT
1MPa=10.2kgf/cm
2
Indoor Unit Cooling Only Model CS-D34DTQ CS-D43DTQ CS-D50DTQ
For fan motor protection
Internal OFF °C 135 135 135
Protector (49F) ON °C868686
For condesation temperature
protection control OFF °C585858
Heater exchanger thermistor RESET °C545454
For control protection
Fuse CUT A 3.15 3.15 3.15
Outdoor Unit Cooling Only 50Hz CU-D34DBQ7 CU-D43DBQ7 CU-D50DBQ7
Model 60Hz
For refrigerant cycle
High pressure OFF
MPa
2.94 2.94 2.94
Switch (63H1) ON
MPa
2.45 2.45 2.45
For compressor
Over current protection
Cooling Only OFF A 29 11 14
Model
RESET — Automatic Automatic Automatic
Discharge temp protection
Discharge Compressor
temperature OFF °C 120 120 120
thermistor (Th1)
Liquid compress protection
Crankcase heater Input Power W NL NL NL
Compressor protection
Internal protector °C
OFF 50Hz 160 160 160
°C
60Hz
°C
ON50Hz909090
°C
60Hz
Trip 50Hz — — —
Time 60Hz — — —
For fan motor protection
Internal OFF °C 135 135 135
Protector (49F) ON °C868686
Heating control (Heat pump only)
Pressure switch OFF
MPa
———
(Fan speed) (63H2) ON
MPa
———
Cooling control
Heat exchanger
Th 40°C ——— High speed
temperature Control Method
Th 40°C ——— 5 speed step control
thermistor (Th2)
For control protection
Fuse CUT A 6.3 6.3 6.3
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