13 SAFETY DEVICE
INDOOR UNIT
Heat pump model
Indoor unit CS-W50BTP
Cooling only model
For Fan Motor Protection, OFF °C 135
Internal Protector (49F) ON °C 85
For Control Protection, Fuse CUT A 3.15
OUTDOOR UNIT
Outdoor Unit Heat pump model 50Hz CU- W50BBP8
Cooling
only
model
50Hz CU- V50BBP8
60Hz -
For Refrigerant Cycle, OFF MPa
(*1)
3.1
High Pressure Switch (63H
1
) ON MPa
(*1)
2.3
For OFF A 15
Compressor (Heat pump)
Over Current OFF A 15
Protection (Cooling 50Hz
only) A -
60Hz
RESET - Automatic
Discharge Temp. Compressor °C 120
Protection, OFF
Discharge Temp.
Thermistor (Th1)
Liquid Compression Protection, Crankcase
Heater
Input power W 34~41
Compressor
Protection,
OFF °C
50Hz
145
Internal
Protector
°C
60Hz
-
ON °C
50Hz
61
°C
60Hz
-
Trip time 50Hz 3-10sec/ 48A
60Hz -
For Fan Motor Protection, OFF °C 135
Internal Protector (49F) ON °C 85
Heating Control Pressure Switch (Heat
pump only) (Fan speed) (63H
2
)
OFF MPa
(*1)
2.50
ON MPa
(*1)
2.05
Cooling Control, Heat Exchanger Outlet Temp.
Thermistor (Th2)
Control method
Th 30 degree celcius ----- High speed
Th < 30 degree celcius ------5 speed step control
For Control Protection, Fuse CUT A 6.3
(*1) 1MPa = 10.2 kgf/cm
2
(*2) Head Thermostat only for W/V28BBP8 & V24BBP8
33