Functions
2.2 Overcurrent Protection 50, 51, 50N, 51N
SIPROTEC, 7SJ61, Manual
C53000-G1140-C210-1, Release date 02.2008
50
Figure 2-4 Logic diagram for 50-2 for phases
If parameter MANUAL CLOSE is set to 50-2 instant. or 50-3 instant. and manual close detection is
used, a pickup causes instantaneous tripping, even if the element is blocked via binary input. The same applies
to 79AR 50-2 inst.
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