Safety Devices - Panasonic CS-F24DB4E5 Service Manual

3.8.

Safety Devices

INDOOR UNIT
Indoor Unit
For fan motor protection
Internal
protector (49F)
For condensation temperature
protection control Heater
exchanger thermistor
For control protection
Fuse
OUTDOOR UNIT
Heat
pump
Outdoor Unit
Model
For refrigerant cycle
High pressure OFF
switch (63H1) ON
Low pressure
switch OFF
ON
For compressor
Over current protection
Heat Pump Model OFF
Cooling only Model OFF
RESET
Discharge temperature
protection
Discharge Com-
temperature
thermistor (Th1) pressor
OFF
Liquid compress
protection Input
Crankcase heater Power
Compressor
protection
Internal protector OFF
ON
trip
time
For fan motor
protection
Internal OFF
protector (49F) ON
Heating control
(Heat Pump only)
Pressure switch OFF
(Fan speed) (63H2) ON
Cooling control
Heat exchanger Control method
outlet temperature
thermistor (Th2)
For control protec-
tion
Fuse CUT
2
1Mpa=10.2kgf/cm
Heat Pump Model CS-F24DB4E5
Cooling only Model
°C
OFF
°C
ON
°C
OFF
°C
RESET
CUT A
50Hz CU-B24DBE5 CU-B28DBE5 CU-B28DBE8 CU-B34DBE5 CU-B34DBE8 CU-B43DBE8 CU-B50DBE8
4.15 4.15
Mpa
3.05 3.05
Mpa
_
Mpa
_
Mpa
A 19 20
A -
— Automatic Automatic
°C
115 115
W 37 37
°C
160 165
°C
90 90
3-10sec/65A 3-10sec/78A
°C
135 135
°C
85 85
_
Mpa
_
Mpa
A 6.3 6.3
CS-F28DB4E5
135 135
86 86
58 58
54 54
3.15 3.15
4.15 4.15
3.05 3.05
_ _ -0.03
_ _ 0.05
7.5
- -
Automatic Automatic
115 120
37
165 160
80
3-10sec/25A
135 135
85
_ _
_ _
Th 40°C ——— High speed
Th 40°C ——— 5 speed step control
6.3
16
CS-F34DB4E5 CS-F43DB4E5
135 135
86 86
58 58
54 54
3.15 3.15
4.15
3.05
-0.03
0.05
29 11
29 11
Automatic Automatic
120
37 37
160
90 90
— —
135
86 86
_ _
_ _
6.3 6.3
CS-F50DB4E5
135
86
58
54
3.15
4.15 4.15
3.05 3.05
-0.03 -0.03
0.05 0.05
14 15
14 15
Automatic
120 120
37 37
160 160
90 90
— —
135 135
86 86
_ _
_ _
6.3 6.3