CF-20
DUAL, TRIPLE, POKER DC Inverter : 5. Control Functions
Multi Liberty
DC Inverter
5.9.3 Indoor heat exchanger overtemperature control, in Heating mode
The following Tables show the conditions and intervention modes of protection and the restoring conditions when
the protection intervention ends.
HTFU X, HSFU X, HRBU X Models
T1 = temperature detected inside the room. Ts = temperature set by remote control.
T1 -Ts (°C)
1.0
2.0
3.0
“High” speed
“Low” speed
“Medium” speed
Conditions
Operation status of compressor
ON
OFF
Reduction of operation frequency
T2 < 48°C
53°C < T2 < 63°C
T2 > 63°C
(T2 = Temperature of Indoor Unit’s heat exchanger)
HKEU X Models
Conditions
Operation status of compressor
ON
OFF
Reduction of operation frequency
T2 < 54°C
54°C < T2 < 63°C
T2 > 63°C
(T2 = Temperature of Indoor Unit’s heat exchanger)
HFIU X Models
Conditions
Operation status of compressor
ON
OFF
Reduction of operation frequency
T2 < 48°C
48°C < T2 < 60°C
T2 > 60°C
(T2 = Temperature of Indoor Unit’s heat exchanger)
HTBU X, HSFU X, HRBU X Models
