Siemens 7SR51 - Logic of the Function; Application and Setting Notes

Logic of the Function
[lo_7SR5_74TClogicdiagram, 1, en_US]
Figure 6-11
Logic Diagram: 74TC Trip‑Circuit Supervision
Application and Setting Notes
Parameter: Element
•
Default setting: Disabled
A separate setting is provided for each element. These settings can be used to select the number of
elements required e.g. for circuit‑breakers with phase segregated or 1 common trip coil.
6.5.3
6.5.4
Supervision Functions
6.5 74TC Trip-Circuit Supervision
Reyrolle 7SR5, Overcurrent Protection Device, Device Manual 389
C53000-G7040-C014-1, Edition 11.2019