The following figures show the setting sequence in the Primary edit mode. Set the transformer data in the
Power-system data in the Measuring point V 3ph tab. In the example, the current transformer has a trans-
formation ratio of 400 kV/100 V.
[scwanspa-280113-01.tif, 1, en_US]
Figure 3-44 Setting Sheet: Transformer data
You set the rated current and rated voltage in the 3-phase voltage/current function group, in the General
function block (see the following figure). Rated current and rated voltage are the reference parameters for the
percent setting.
[sc7kepro-280113-01.tif, 1, en_US]
Figure 3-45 Reference Data for Percentage Settings
The following figures shows the threshold value of the trigger function V fund. in the primary view with a
filtering time of 80 kV.
System Functions
3.7 General Notes for Setting the Threshold Value of Trigger Functions
SIPROTEC 5, Fault Recorder, Manual 97
C53000-G5040-C018-5, Edition 11.2017
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