Advanced commissioning
6.13 Setpoint calculation
Converter with the control units CU240D-2
Operating Instructions, 04/2018, FW V4.9 SP10, A5E34262100B AF
179
6.13.4
Skip frequency bands and minimum speed
Skip frequency bands
The inverter has four skip frequency bands that prevent continuous motor operation within a
specific speed range. Further information is provided in function diagram 3050 of the List
Manual.
Overview of the manuals (Page 343)
Minimum speed
The inverter prevents continuous motor operation at speeds < minimum speed.
Speeds where the absolute value is less than the minimum speed are only possible during
motor operation when accelerating or braking.
Table 6- 25 Setting the minimum speed
Parameter
Description
p1080
Minimum speed (factory setting: 0 rpm)
p1106
CI: Minimum speed signal source (factory setting: 0)
Dynamic specification of the minimum speed
See also
Inverter factory setting (Page 84)