Stage Description Voltage-Independent Overcurrent Protection
Description
Logic of the Stage
[lovolrel-210713-01.tif, 2, en_US]
Figure 7-139
Logic Diagram of the Inverse-Time Overcurrent Protection, Voltage-Released
This stage is structured in the same way as the Inverse-time overcurrent, voltage-dependent stage (see
chapter 7.12.3.1 Description). The only differences are the conditions for the pickup and the influence on the
operate curve.
7.12.4
7.12.4.1
Protection and Automation Functions
7.12 Voltage-Dependent Overcurrent Protection
780 SIPROTEC 5, High-Voltage Bay Controller, Manual
C53000-G5040-C015-9, Edition 11.2017
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