GE D30 Instruction Manual page 8

7. COMMANDS AND
TARGETS
8. THEORY OF OPERATION
9. APPLICATION OF
SETTINGS
viii
TABLE OF CONTENTS
6.2.13 DIRECT INPUTS ................................................................................................6-7
6.2.14 DIRECT DEVICES STATUS ..............................................................................6-7
6.2.15 TELEPROTECTION CHANNEL TESTS.............................................................6-8
6.3 METERING
6.3.1 METERING CONVENTIONS .............................................................................6-9
6.3.2 SOURCES ........................................................................................................6-12
6.3.3 SYNCHROCHECK ...........................................................................................6-15
6.3.4 TRACKING FREQUENCY................................................................................6-15
6.3.5 FLEXELEMENTS™ ..........................................................................................6-16
6.3.6 IEC 61580 GOOSE ANALOG VALUES ...........................................................6-16
6.3.7 TRANSDUCER INPUTS/OUTPUTS.................................................................6-17
6.4 RECORDS
6.4.1 FAULT REPORTS ............................................................................................6-18
6.4.2 EVENT RECORDS ...........................................................................................6-21
6.4.3 OSCILLOGRAPHY ...........................................................................................6-21
6.4.4 BREAKER MAINTENANCE .............................................................................6-22
6.5 PRODUCT INFORMATION
6.5.1 MODEL INFORMATION ...................................................................................6-23
6.5.2 FIRMWARE REVISIONS..................................................................................6-23
7.1 COMMANDS
7.1.1 COMMANDS MENU ...........................................................................................7-1
7.1.2 VIRTUAL INPUTS ..............................................................................................7-1
7.1.3 CLEAR RECORDS .............................................................................................7-1
7.1.4 SET DATE AND TIME ........................................................................................7-2
7.1.5 RELAY MAINTENANCE .....................................................................................7-2
7.2 TARGETS
7.2.1 TARGETS MENU ...............................................................................................7-3
7.2.2 TARGET MESSAGES ........................................................................................7-3
7.2.3 RELAY SELF-TESTS .........................................................................................7-3
8.1 DISTANCE ELEMENTS
8.1.1 INTRODUCTION ................................................................................................8-1
8.1.2 PHASOR ESTIMATION......................................................................................8-1
8.1.3 DISTANCE CHARACTERISTICS.......................................................................8-2
8.1.4 MEMORY POLARIZATION ................................................................................8-6
8.1.5 DISTANCE ELEMENTS ANALYSIS...................................................................8-7
8.2 PHASE DISTANCE APPLIED TO POWER TRANSFORMERS
8.2.1 DESCRIPTION .................................................................................................8-10
8.2.2 EXAMPLE .........................................................................................................8-13
8.3 GROUND DIRECTIONAL OVERCURRENT
8.3.1 DESCRIPTION .................................................................................................8-15
8.3.2 EXAMPLE .........................................................................................................8-15
8.4 SERIES COMPENSATED LINES
8.4.1 DESCRIPTION .................................................................................................8-16
9.1 APPLICATION GUIDELINES
9.1.1 INTRODUCTION ................................................................................................9-1
9.1.2 IMPACT OF MEMORY POLARIZATION............................................................9-1
9.1.3 HIGH SET OVERCURRENT ELEMENTS..........................................................9-1
9.2 DISTANCE ELEMENTS (STEPPED DISTANCE SCHEME)
9.2.1 PHASE DISTANCE ............................................................................................9-2
9.2.2 GROUND DISTANCE.........................................................................................9-3
D30 Line Distance Relay GE Multilin