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:
EI JEC
EECICA EGIEEIG DEAE
CAIFIA ECHIC AE IEI
A I BI, CA
2009
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TABLE OF CONTENTS
ACKNOWLEDGEMENTS PAGE 3
1.0 INTRODUCTION PAGE 4
2.0 CIRCUIT BACKGROUND PAGE 6
3.0 PROJECT SCOPE PAGE 9
4.0 CABLE AND BUS PROTECTION PAGE 10
5.0 TRANSFORMER PROTECTION PAGE 11
6.0 GUIDELINES FOR RELAY SETTINGS PAGE 12
7.0 FAULT ANALYSIS PAGE 13
8.0 COORDINATION EVALUATION PAGE 14
9.0 CONCLUSION PAGE 16
10.0 BIBLIOGRAPHY PAGE 17
APPENDICES:
ONE-LINE DIAGRAM PAGE 18
SHORT CIRCUIT STUDIES PAGE 19
TIME-CURRENT COORDINATION CURVES PAGE 23
PROTECTIVE DEVICE SETTINGS PAGE 25
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