GE Multilin g60

GE Multilin G60 Generator Protection System ix
TABLE OF CONTENTS
6.3.17 TRANSDUCER INPUTS AND OUTPUTS ....................................................... 6-25
6.4 RECORDS
6.4.1 USER-PROGRAMMABLE FAULT REPORTS ................................................ 6-26
6.4.2 EVENT RECORDS .......................................................................................... 6-26
6.4.3 OSCILLOGRAPHY .......................................................................................... 6-26
6.4.4 DATA LOGGER ............................................................................................... 6-27
6.4.5 PHASOR MEASUREMENT UNIT RECORDS................................................. 6-27
6.5 PRODUCT INFORMATION
6.5.1 MODEL INFORMATION .................................................................................. 6-28
6.5.2 FIRMWARE REVISIONS ................................................................................. 6-28
7. COMMANDS AND
TARGETS
7.1 COMMANDS
7.1.1 COMMANDS MENU .......................................................................................... 7-1
7.1.2 VIRTUAL INPUTS.............................................................................................. 7-1
7.1.3 CLEAR RECORDS ............................................................................................ 7-2
7.1.4 SET DATE AND TIME ....................................................................................... 7-2
7.1.5 RELAY MAINTENANCE .................................................................................... 7-3
7.1.6 PHASOR MEASUREMENT UNIT ONE-SHOT.................................................. 7-4
7.2 TARGETS
7.2.1 TARGETS MENU............................................................................................... 7-6
7.2.2 TARGET MESSAGES ....................................................................................... 7-6
7.2.3 RELAY SELF-TESTS......................................................................................... 7-6
8. SECURITY 8.1 PASSWORD SECURITY
8.1.1 OVERVIEW........................................................................................................ 8-1
8.1.2 PASSWORD SECURITY MENU ....................................................................... 8-2
8.1.3 LOCAL PASSWORDS ....................................................................................... 8-2
8.1.4 REMOTE PASSWORDS ................................................................................... 8-3
8.1.5 ACCESS SUPERVISION................................................................................... 8-3
8.1.6 DUAL PERMISSION SECURITY ACCESS ....................................................... 8-4
8.2 SETTINGS SECURITY
8.2.1 SETTINGS TEMPLATES................................................................................... 8-6
8.2.2 SECURING AND LOCKING FLEXLOGIC™ EQUATIONS ............................. 8-10
8.2.3 SETTINGS FILE TRACEABILITY .................................................................... 8-12
8.3 ENERVISTA SECURITY MANAGEMENT SYSTEM
8.3.1 OVERVIEW...................................................................................................... 8-15
8.3.2 ENABLING THE SECURITY MANAGEMENT SYSTEM ................................. 8-15
8.3.3 ADDING A NEW USER ................................................................................... 8-15
8.3.4 MODIFYING USER PRIVILEGES ................................................................... 8-16
9. THEORY OF OPERATION 9.1 PHASE DISTANCE THROUGH POWER TRANSFORMERS
9.1.1 DESCRIPTION................................................................................................... 9-1
9.1.2 EXAMPLE .......................................................................................................... 9-4
10. APPLICATION OF
SETTINGS
10.1 SETTING EXAMPLE
10.1.1 DESCRIPTION................................................................................................. 10-1
10.1.2 SYSTEM SETUP ............................................................................................. 10-1
10.1.3 POWER SYSTEM............................................................................................ 10-2
10.1.4 SIGNAL SOURCES ......................................................................................... 10-2
10.1.5 STATOR DIFFERENTIAL ................................................................................ 10-3
10.1.6 GENERATOR UNBALANCE ........................................................................... 10-3
10.1.7 LOSS OF EXCITATION ................................................................................... 10-4
10.1.8 REVERSE POWER ......................................................................................... 10-4
10.1.9 SYSTEM BACKUP OVERCURRENT.............................................................. 10-5