Fujitsu 112 Installation And Operating Manual page 31

Heat pump split single service 3 phase
° C
100
90
80
70
Boiler connection application
60
Heat pump application only
50
40
30
20
30
+4,5
Curve off-set
...in mild weather
Installation and operating manual "1364 - EN"
0
10
Outdoor temperature °C
Figure 41 - Heating curve slope (line 720)
70
60
50
40
30
20 10
-4,5
10
Figure 42 - Off-set of the heating curve (line 721)
Sensations...
...in cold weather
OK & OK
Cold &
Hot
Cold &
OK
&
Cold Cold
&
OK Hot
&
OK
Cold
&
Hot
Hot
&
OK
Hot
&
Hot
Cold
Figure 43 - Corrective actions in the case of discomfort
3
-10
5 0 -5 -10
Outdoor temperature °C
0
Corrective actions on the temperature control :
Curve slope
(line 720)
No correction
No correction
No correction
Heating curve slope
2,75
2,5
2,25
Classic
temperature
2
radiator
1,75
1,5
1,25
Low
1
temperature
radiator
0,75
0,5
Floor heating
system
0,25
-20 ° C
Heating curve slope
0,5
-15 -20
Curve off-set
(line 721)
No correction
No correction
No correction
- 31 -