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TABLE OF CONTENTS
ii DBF Breaker Failure Protection GEK-106168E
6.9.5 Neutral Overcurrent Unit Test.....................................................................................................................35
6.10. RELAY MEASUREMENT TESTS...........................................................................................................................37
6.10.1. Current Measurement..............................................................................................................................37
6.10.2. Timing Measurement...............................................................................................................................37
7. INSTALLATION AND MAINTENANCE........................................................................................................39
7.1. I
NSTALLATION.....................................................................................................................................................39
7.2. C
ONNECTION-TO-GROUND AND DISTURBANCES SUPPRESSION............................................................................39
7.3. M
AINTENANCE....................................................................................................................................................39
8. KEYBOARD AND DISPLAY........................................................................................................................41
8.1. M
ENU TREE. ......................................................................................................................................................42
8.2. S
ETTINGS GROUP (SET KEY) ..............................................................................................................................43
8.3. I
NFORMATION GROUP (INF KEY)..........................................................................................................................46
8.4. C
ONTROL GROUP (ACT KEY) .............................................................................................................................47
8.5. S
INGLE KEY MENU .............................................................................................................................................48
8.6. C
ONFIGURATION MENU.......................................................................................................................................49
FIGURES .................................................................................................................................................................51