2-11
2.3 Set point of functional parts and protection devices
※
1 When Return air (RS) is lower than –20˚C, defrost starts every 6 hours.
※
2 When "99" is selected, refer to "on demand defrost" in clause 2.5.3.
※
3 When Inside set point is –20.0˚C or Lower, In-range masking is 120min.
※
4 After the inside temperature falls to Inrange, if the temperature rises to Outrange, the defrost starts 30 minutes later.
Refer to "Defrosting mode" in clause 2.5.3
※
5 When dehumidification is ON in dehumidification mode, the setting figure may change between 900~2100kPa
automatically (Refer to "High Pressure Control" Page 2-26)
※
6 Refer to "Fuse Protection table" in section 7.11.
Current
Device name
Actuation
Set point
Detection method
Symbol
High-pressure switch
OFF
2400kPa (24.47kg/cm
2
)
High-pressure switch
HPS
ON
1900kPa (19.37kg/cm
2
)
Chilled mode
ON
–9.9°C to +30.0°C
Set point temperature
Mode selection
(+14.1°F to +86.0°F)
Frozen mode
–30.0°C to –10.0°C
(–22.0°F to +14.0°F)
Defrosting
Short
ON
4 hours
※
1
interval
Long
3, 6, 9, 12, 24 hours and 99
※
2
Defrosting
Back-up
OFF
90 minutes
timer
In-range masking
90 minutes
※
3
Out-range guard
ON
30 minutes
※
4
Defrosting termination set point
OFF
30˚C (86°F)
Evaporator outlet
EOS
tempertature sensor
15˚C (59°F)
Return air temperature
RS and DRS
sensor
High-pressure control for Condenser fan
OFF
800kPa (8.2kg/cm
2
)
High-pressure transducer
HPT
ON
1000kPa (10.2kg/cm
2
)
※
5
Discharge gas
Pull down
OFF
135˚C (275°F)
Discharge gas
DCHS
temperature
LPT>50kpa
Reset in 3 minutes
temperature sensor
protection
LPT
≦
50kpa
OFF
128˚C (262°F)
set point
Reset in 3 minutes
Overcurrent protection set point (Cutout)
OFF
26.0A
PT/CT board
CT2
Reset in 3 minutes
Current control
ON
50Hz : 16.1A
PT/CT board
CT1
60Hz : 17.4A
High pressure control
ON
2300 to 2350 kPa
High pressure sensor
HPT
(23.5 to 24.0 kg/cm
2
)
Circuit breaker
OFF
30A
CB
Fuse
–
5A, 10A
※
6
Fu
Evaporator fan motor thermal protector
ON
150˚C ± 5˚C
(302°F ± 9°F)
OFF
95 ± 15˚C
(203°F ± 27°F)
Condenser fan motor thermal protector
ON
135˚C ± 5˚C
MTP
(275°F ± 9°F)
OFF
86˚C ± 15˚C
(186.8°F ± 27°F)
Compressor motor thermal protector
ON
140 ± 5˚C
CTP
(284°F ± 9°F)
OFF
118 ± 11˚C
(244.4°F ± 19.8°F)
Fusible plug
–
95
〜
100˚C
Electronic
controller
Pressure
switch
Motor
Initiation
–
02̲LXE10E100以降(1-15)̲E.qx 08.8.28 5:53 PM ページ 2-11
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