[lostensp-070611-01.tif, 1, en_US]
Figure 6-157 Stage Control of the Directional Negative-Sequence System Protection
In addition to the generally valid stage control, the stage is blocked in the event of a measuring voltage
failure, provided the stage is working directionally.
Protection and Automation Functions
6.18 Directional Negative-Sequence Protection
SIPROTEC 5, Overcurrent Protection, Manual 643
C53000-G5040-C017-8, Edition 07.2017
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