Siemens siprotec SJ62 User Manual page 64

Figure 2-4 Logic diagram of the 50N-2 high-current element for ground
SIPROTEC 4, 7SJ62/63/64 Handbuch
C53000-G1140-C147-A, Edition 07.2015
If parameter MANUAL CLOSE is set to 50N-2 instant. and manual close detection
applies, the trip is initiated as soon as the pickup conditions arrive, even if the element
is blocked via binary input. The same applies to 79AR 50N-2 instantaneous.
2.2 Overcurrent Protection 50, 51, 50N, 51N
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