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8.3. Safety device
8.3.1. Indoor unit
Note : Protection controlled by P.C.B installed of FM inside.
8.3.2. Outdoor unit
1MPa = 10.2kgf/cm
2
Indoor unit Heat pump model CS-F24DTE5 CS-F28DTE5 CS-F34DTE5 CS-F43DTE5 CS-F50DTE5
Cooling only model
For fan motor protection
Internal OFF °C 135 135 135 135 135
protector ON °C8787868686
For condensation temperature
protection control OFF °C5858585858
Heat exchanger RESET °C5454545454
thermistor
For P.C.B current protection
Current fuse CUT A 3.15 3.15 3.15 3.15 3.15
Outdoor unit Heat pump
model
50Hz CU-L24DBE5 CU-L28DBE5 CU-L34DBE5 CU-L43DBE5 CU-L50DBE5
For refrigerant cycle
High pressure OFF
MPa
4.2 4.2 4.2 4.2 4.15
switch ON
MPa
3.3 3.3 3.3 3.3 3.3
For compressor over current
protection for cooling mode
CT1 frequency down OFF A 12 12.6 17 20 22.5
RESET A 8 9 13 15 17.5
CT2 compressor stop OFF A 16 17 22 25 27.5
For compressor over current
protection for heating mode
CT1 frequency down OFF A 14.6 14.6 23 25 25.2
RESET A 8 9 13 15 17.5
CT2 compressor stop OFF A 18 19 28 30 30
Discharge temp protection
Discharge temperature Compressor °C
Td 110°C → Comp OFF
thermistor (Td) OFF
Td 110°C x 3 times within 1 hour → display error cord
Liquid compress protection
Crankcase heater - W 33 33 33 33 33
For fan motor protection
Internal OFF °C 135 135 135 135 135
protector (49F) ON °C8787878787
For condensation temperature
protection control OFF °C5858585858
Heat exchanger RESET °C5454545454
thermistor (Th)
For control protection
Fuse CUT A 6.3 6.3 6.3 6.3 6.3
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