SECTION 8 • APPLICATION
TABLE OF CONTENTS
SECTION 8 • APPLICATION .................................................................................................................... 8-1
General .................................................................................................................................................. 8-1
Explanation of Terms ............................................................................................................................. 8-1
Overview of Preprogrammed Logic Schemes ....................................................................................... 8-2
Factory Default Logic Settings ........................................................................................................... 8-2
Feeder_1 Logic Scheme .................................................................................................................... 8-2
Feeder_2 Logic Scheme .................................................................................................................... 8-2
Feeder_3 Logic Scheme .................................................................................................................... 8-2
Feeder_4 Logic Scheme .................................................................................................................... 8-2
BUS Logic Scheme ............................................................................................................................ 8-2
BACKUP Logic Schemes ................................................................................................................... 8-2
Details of Preprogrammed Logic Schemes ........................................................................................... 8-3
Factory Default Logic Settings ............................................................................................................... 8-3
Operation - Protection ........................................................................................................................ 8-3
Operation - Setting Group Selection .................................................................................................. 8-3
Operations - Alarms ........................................................................................................................... 8-3
Factory Default Logic Settings and Equations for Sensing Input Type H Relays .............................. 8-8
Factory Default Logic Settings and Equations for Sensing Input Type G Relays .............................. 8-8
Feeder_1 Logic Scheme ........................................................................................................................ 8-9
Normal Operation - Protection ........................................................................................................... 8-9
Normal Operation - Setting Group Selection...................................................................................... 8-9
Normal Operation - Bus Protection .................................................................................................... 8-9
Normal Operation - Alarms............................................................................................................... 8-10
Contingency Operation - Test Mode ................................................................................................ 8-10
Contingency Operation - Backup Protection for Feeder Breaker Failure ........................................ 8-10
Contingency Operation - Backup Protection for Feeder Relay Out-of-Service ................................ 8-10
Feeder_1 Logic Settings and Equations for Sensing Input Type H Relays ..................................... 8-16
Feeder_1 Logic Settings and Equations for Sensing Input Type G Relays ..................................... 8-16
Feeder_2 Logic Scheme ...................................................................................................................... 8-17
Normal Operation - Control .............................................................................................................. 8-17
Normal Operation - Protection ......................................................................................................... 8-17
Normal Operation - Reclosing .......................................................................................................... 8-17
Normal Operation - Setting Group Selection.................................................................................... 8-18
Normal Operation - Bus Protection .................................................................................................. 8-18
Normal Operation - Alarms............................................................................................................... 8-18
Contingency Operation - Test Mode ................................................................................................ 8-18
Contingency Operation - Backup Protection for Feeder Breaker Failure ........................................ 8-19
Contingency Operation - Backup Protection for Feeder Relay Out-of-Service ................................ 8-19
Feeder_2 Logic Settings and Equations for Sensing Input Type H Relays ..................................... 8-25
Feeder_2 Logic Settings and Equations for Sensing Input Type G Relays ..................................... 8-25
Feeder_3 Logic Scheme ...................................................................................................................... 8-26
Normal Operation - Control .............................................................................................................. 8-26
Normal Operation - Protection ......................................................................................................... 8-26
Normal Operation - Reclosing .......................................................................................................... 8-26
Normal Operation - Setting Group Selection.................................................................................... 8-27
Normal Operation - Bus Protection .................................................................................................. 8-27
Normal Operation - Alarms............................................................................................................... 8-27
Contingency Operation - Test Mode ................................................................................................ 8-27
Contingency Operation - Backup Protection for Feeder Breaker Failure ........................................ 8-28
Contingency Operation - Backup Protection for Feeder Relay Out-of-Service ................................ 8-28
Feeder_3 Logic Settings and Equations for Sensing Input Type H Relays ..................................... 8-34
Feeder_3 Logic Settings and Equations for Sensing Input Type G Relays ..................................... 8-34
Feeder_4 Logic Scheme ...................................................................................................................... 8-35
Normal Operation - Control .............................................................................................................. 8-35
Normal Operation - Protection ......................................................................................................... 8-35
9289900990 Rev R
BE1-851 Application
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