Siemens SIPROTEC 4 7SJ61 - Page 133

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Figure 2-51 Activation of the sensitive ground current protection
Functions
2.9 Ground Fault Protection 64, 67N(s), 50N(s), 51N(s)
SIPROTEC 4, 7SJ61, Manual 133
C53000-G1140-C210-6, Edition 05.2016