Siemens SIPROTEC 7SK80 Manual page 84

Motor protection
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Functions
2.3 Directional Gound Overcurrent Protection 67N
Figure 2-20
Logic diagram of the directional inverse-time overcurrent element 67N-TOC
84
SIPROTEC, 7SK80, Manual
E50417-G1140-C344-A4, Release date 08.2010

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