Siemens SINAMICS S120 System Manual page 99

Parameter Value
p5555[0] e.g. 0.5 Hz
p5555[1] e.g. -0.7 Hz
p5556[0]...p5 In accordance with country-
556[9] specific guideline
p5557[0]...p5 In accordance with country-
557[9] specific guideline
p5558[0]...p5 In accordance with country-
558[9] specific guideline
p5559[0]...p5 In accordance with country-
559[9] specific guideline
Values are system-specific and must be taken into special consideration when adapting to the particular system configu-
1)
ration.
Grid infeed
System Manual, 04/2015, A5E03347436A
7.5 Commissioning example of an infeed with dynamic grid support for a power grid
Comment
Sets the activation frequency thresholds for HFRT (high frequency ride
1)
through) of a grid fault for FRT (fault ride through) grid monitoring.
The setting is made as difference to the rated frequency p0211
Sets the activation frequency thresholds for LFRT (low frequency ride
1)
through) of a grid fault for FRT (fault ride through) grid monitoring.
The setting is made as difference to the rated frequency p0211
Sets the time values for HFRT (high frequency ride through) frequency
characteristic.
1)
If the frequency does not return to the permissible tolerance range (p5555[0,
2]) within the monitoring range (p5556[9]) then the system is shut down with
fault F06851.
Sets the frequency values for HFRT (high frequency ride through) frequency
characteristic.
1)
The setting is made as difference to the rated frequency p0211.
Sets the time values for LFRT (low frequency ride through) frequency char-
acteristic.
1)
If the frequency does not return to the permissible tolerance range (p5555[1,
2]) within the monitoring range (p5558[9]) then the system is shut down with
fault F06851.
Sets the frequency values for LFRT (low frequency ride through) frequency
characteristic.
1)
The setting is made as difference to the rated frequency p0211.
Commissioning
99