Siemens siprotec 7SD5

2.9 Teleprotection for Earth Fault Protection (optional)
235
7SD5 Manual
C53000-G1176-C169-1
The circuit breaker can also be tripped at the line end with no or only weak infeed. This
„Weak-infeed tripping“ is referred to in Section 2.10.1.
Figure 2-101 Logic diagram of the directional comparison scheme (one line end)
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