53
GeNerAL eLecTrIcAL DATA
3.4.4.1 Switching behaviour of the fans
The fans have different switch-on and switch-off points. The switching point for the
switch-on temperature
①
is adjustable. The hysteresis for the switch-off temperature
②
cannot be changed. The switching behaviour of the fans depends on the heat sink and
interior temperature.
0
20
40
60
80
100
0
20
40
60
50
70
90
80
100
30
10
①
②
Temperature / °C
Fan speed / %
Legend
Fan speed in dependence on the temperature
Setting range for the switch-on temperature
Maximum switch-on temperature
①
Switch-on point
②
Switch-off point
Figure 8:
Switching behaviour of the fan example heat sink fan
3.4.4.2 Switching points of the fans
The switching point for the switch-on temperature and the maximum speed level of the
fans are adjustable. The following table shows the default values.
Fan
Heat sink
Interior
Switch-on temperature
T
/ °C
50
45
Maximum switch-on temperature
T
/ °C
80
55
Table 40:
Switching points of the fans
Summary of Contents for COMBIVERT 10F6 Series
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