Bandstop With Defined Reduction - Siemens SINAMICS S120 Function Manual

Servo control
4.6 Current setpoint filter
4.6.4

Bandstop with defined reduction

Table 4- 6 Example of band-stop
Filter parameters
Blocking frequency f =
SP
500 Hz
Bandwidth f = 500 Hz
BB
Notch depth K = -∞ dB
Reduction ABS = -10 dB
General conversion to parameters for general order filters:
● Numerator natural frequency:
● Numerator damping:
● Denominator natural frequency:
● Denominator damping:
108
Amplitude log frequency curve Phase frequency curve
Function Manual, 11/2017, 6SL3097-4AB00-0BP5
Drive functions