Switching Behaviour Of The Fans; Switching Points Of The Fans; Figure 4: Switching Behaviour Of The Fans Example Heat Sink Fan; Table 22: Switching Points Of The Fans - KEB COMBIVERT F6 Instructions For Use Manual

UNIT DATA OF THe 400V UNITS

3.2.8.1 Switching behaviour of the fans

The fans have different switch-on and switch-off points. The switching point for the
switch-on temperature ① and the maximum speed level ③ of the fans are adjustable.
The switching point for the switch-off temperature ② cannot be changed.
100
80
60
40
20
0
0 10
Legend
Temperature curve
Setting range for the switch-on temperature
Maximum switch-on temperature
①
Switch-on point
②
Switch-off point
③
Switching point maximum speed level
Figure 4: Switching behaviour of the fans example heat sink fan

3.2.8.2 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
Switch-on temperature
Maximum speed level
Table 22: Switching points of the fans
②
20 30 40
Temperature / °C
Heat sink
t / °C 50
t / °C 60
③
①
50 60 70 80 90 100
Interior
45
55
39