9-20
C70 Capacitor Bank Protection and Control System
GE Multilin
9.4 SETTING EXAMPLE
9 APPLICATION OF SETTINGS
9
(EQ 9.28)
The following setting values are programmed in the EnerVista UR Setup software.
9.4.8 BANK PHASE UNDERVOLTAGE SETTINGS
Bank undervoltage protection is required to take bank out-of-service when the supply bus voltage is lost. The pickup setting
is specified as 0.7 pu with a time delay of 1 second, based on maximum fault clearing time. The bank undervoltage element
is blocked during VT fuse fail conditions.
The following setting values are programmed in the EnerVista UR Setup software.
59B delay (stage 1)
0.5 5 60
×
×
150 seconds
=
=
59B delay (stage 2)
0.5 15
×
7.5 seconds
=
=
59B delay (stage 3)
0.5 0.25
×
0.125 seconds
=
=
Summary of Contents for C70
Page 10: ...x C70 Capacitor Bank Protection and Control System GE Multilin TABLE OF CONTENTS ...
Page 394: ...5 270 C70 Capacitor Bank Protection and Control System GE Multilin 5 10 TESTING 5 SETTINGS 5 ...
Page 676: ...E 10 C70 Capacitor Bank Protection and Control System GE Multilin E 1 OVERVIEW APPENDIX E E ...
Page 698: ...H 8 C70 Capacitor Bank Protection and Control System GE Multilin H 3 WARRANTY APPENDIX H H ...