
6-16
G30 Generator Protection System
GE Multilin
6.3 METERING
6 ACTUAL VALUES
6
6.3.2 TRANSFORMER
PATH: ACTUAL VALUES
METERING
TRANSFORMER
DIFFERENTIAL AND RESTRAINT
The metered differential current, restraint current, second harmonic current, and fifth harmonic current are displayed for
each phase. Refer to the
Percent differential
section in chapter 5 for details on how these values are calculated.
If differential current in any phase is below the hard-coded cutoff of 0.04 pu, then the differential, 2nd harmonic, and 5th
harmonic currents are forced to zero.
DIFFERENTIAL AND
RESTRAINT
REFERENCE WINDING:
Winding 1
MESSAGE
DIFF PHASOR Iad:
0.000 pu
0.0°
MESSAGE
REST PHASOR Iar:
0.000 pu
0.0°
MESSAGE
DIFF 2ND HARM Iad:
0.0% fo
0.0°
MESSAGE
DIFF 5TH HARM Iad:
0.0% fo
0.0°
MESSAGE
DIFF PHASOR Ibd:
0.000 pu
0.0°
MESSAGE
REST PHASOR Ibr:
0.000 pu
0.0°
MESSAGE
DIFF 2ND HARM Ibd:
0.0% fo
0.0°
MESSAGE
DIFF 5TH HARM Ibd:
0.0% fo
0.0°
MESSAGE
DIFF PHASOR Icd:
0.000 pu
0.0°
MESSAGE
REST PHASOR Icr:
0.000 pu
0.0°
MESSAGE
DIFF 2ND HARM Icd:
0.0% fo
0.0°
MESSAGE
DIFF 5TH HARM Icd:
0.0% fo
0.0°
Summary of Contents for G30
Page 10: ...x G30 Generator Protection System GE Multilin TABLE OF CONTENTS ...
Page 30: ...1 20 G30 Generator Protection System GE Multilin 1 5 USING THE RELAY 1 GETTING STARTED 1 ...
Page 414: ...5 274 G30 Generator Protection System GE Multilin 5 10 TESTING 5 SETTINGS 5 ...
Page 484: ...11 12 G30 Generator Protection System GE Multilin 11 6 DISPOSAL 11 MAINTENANCE 11 ...
Page 512: ...A 28 G30 Generator Protection System GE Multilin A 1 PARAMETER LISTS APPENDIX A A ...
Page 620: ...B 108 G30 Generator Protection System GE Multilin B 4 MEMORY MAPPING APPENDIX B B ...
Page 666: ...E 10 G30 Generator Protection System GE Multilin E 1 IEC 60870 5 104 APPENDIX E E ...
Page 678: ...F 12 G30 Generator Protection System GE Multilin F 2 DNP POINT LISTS APPENDIX F F ...