Siemens SIPROTEC 7SD80 - Page 103

Functions
2.6 Circuit-Breaker Failure Protection 50BF
SIPROTEC, 7SD80, Manual
E50417-G1140-C474-A1, Release date 09.2011
103
Figure 2-36 Current flow monitoring with plausibility currents 3·I
0
and 3·I
2
1) only usable/visible if address 139 is set to enabled w/ 3I0>