[dwrdirad-300913, 3, en_US]
Figure 7-102 Structure/Embedding of the Function Directional Overcurrent Protection, Ground – Advanced
[dwrdirba-300913, 2, en_US]
Figure 7-103 Structure/Embedding of the Function Directional Overcurrent Protection, Ground – Basic
If the following listed device-internal functions are present in the device, these functions can influence the
pickup values and operate delays of the stages or block the stages. The stage can also be affected by an
external source via a binary input signal.
•
Automatic reclosing (AREC)
•
Cold-load pickup detection
•
Binary input signal
If the device is equipped with the Inrush-current detection function, the stages can be stabilized against
operate due to transformer-inrush currents.
Protection and Automation Functions
7.7 Directional Overcurrent Protection, Ground
SIPROTEC 5, High-Voltage Bay Controller, Manual 701
C53000-G5040-C015-9, Edition 11.2017
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