Siemens 7SR51 - Logic of the Function

Logic of the Function
[lo_7SR5_67logicdiagram, 1, en_US]
Figure 5-37
Logic Diagram: 67 Directional Overcurrent – Phase
5.25.3
Protection and Automation Functions
5.25 67 Directional Overcurrent/Earth Fault
Reyrolle 7SR5, Overcurrent Protection Device, Device Manual 325
C53000-G7040-C014-1, Edition 11.2019