17
3.9. Safety Devices
INDOOR UNIT
OUTDOOR UNIT
1Mpa=10.2kgf/cm
2
Indoor Unit Cooling only Model CS-F24DB4E5 CS-F28DB4E5 CS-F34DB4E5 CS-F43DB4E5 CS-F50DB4E5
For fan motor protection
Internal OFF °C 135 135 135 135 135
protector (49F) ON °C8585858585
For control protection
Fuse CUT A 3.15 3.15 3.15 3.15 3.15
Cooling
Outdoor Unit only 50Hz CU-
J24DBE5
CU-
J24DBE8
CU-
J28DBE5
CU-
J28DBE8
CU-
J34DBE5
CU-
J34DBE8
CU-
J43DBE8
CU-
J50DBE8
Model
For refrigerant cycle
High pressure OFF
Mpa
4.15 4.15 4.15 4.15 4.15 4.15 4.15 4.15
switch (63H1) ON
Mpa
3.05 3.05 3.05 3.05 3.05 3.05 3.05 3.05
Low pressure
switch OFF
Mpa
____-0.03-0.03-0.03-0.03
ON
Mpa
____0.050.050.050.05
For compressor
Over current protection OFF A 20 7.8 20 8 29 11 14 15
Cooling only Model RESET — Automatic Automatic Automatic Automatic Automatic Automatic Automatic Automatic
Discharge temperature
protection
Discharge temperature Com-
thermistor (Th1) pressor °C 115 115 115 115 120 120 120 120
OFF
Liquid compress
protection
Fuse Input
power
W3737373737373737
Compressor protection
Internal protector OFF °C 160 160 160 — 160 160 160 160
50Hz
ON °C 90 90 90 — 90 90 90 90
50Hz
trip
time 50Hz 3-10sec/
65A
3-10sec/
65A
3-10sec/
78A
—————
For fan motor
protection
Internal OFF °C 135 135 135 135 135 135 135 135
protector (49F) ON °C8585858586868686
Cooling control
Heat exchanger
Th 40°C ——— High speed
outlet temperature Control method Th 40°C ——— 5 speed step control
thermistor (Th2)
For control protection
Fuse CUT A 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.3
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