Siemens SIPROTEC 7UM62 Manual page 560

Multifunctional machine protection
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Appendix
A.3 Connection Examples
Figure A-16
100 % Stator Earth Fault Protection
with 20 Hz generator 7XT33, bandpass 7XT34 and startup earth fault protection –
with shunt 10 A/150 mV and measuring transducer 7KG6.
1)
The voltage divider is only requred for secondary-side voltages > 200 V.
2)
The voltage divider must be connected directly to the load resistor R
The connection designations for 7XT3300–0*A00/DD are given in Appendix A.3, Figure A-29.
Figure A-17
Earth Current Differential Protection (Generator)
560
via two lines.
L
SIPROTEC, 7UM62, Manual
C53000-G1176-C149-7, Release date 03.2010

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