Siemens SIPROTEC 7SJ62 - Page 66

Functions
2.2 Overcurrent Protection 50, 51, 50N, 51N
SIPROTEC, 7SJ62/64, Manual
C53000-G1140-C207-2, Release date 01.2008
66
Figure 2-5 Logic diagram for 50N-2 high-set element
If parameter MANUAL CLOSE is set to 50N-2 instant. or 50N-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 AR 50N-2 inst.
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