Siemens SIPROTEC 7UT613 series Manual page 139

7UT613/63x Manual
C53000-G1176-C160-2
Figure 2-52 Restricted earth fault protection on a non-earthed transformer winding with
neutral reactor (starpoint former) within the protected zone
Figure 2-53 Restricted earth fault protection on an earthed shunt reactor with CTs in the
reactor leads
2.3 Restricted Earth Fault Protection
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