GE 845 Instruction Manual page 7

6.METERING
7.RECORDS
8.MAINTENANCE
9.APPENDIX A
845 TRANSFORMER PROTECTION SYSTEM - INSTRUCTION MANUAL
Comms CPU .................................................................................................................................................5 - 6
Hardware Versions ...................................................................................................................................5 - 6
Device Status ..................................................................................................................................... 5 - 7
Clock....................................................................................................................................................... 5 - 7
PTP Status............................................................................................................................................ 5 - 8
Transformer........................................................................................................................................ 6 - 2
Percent Differential Current .................................................................................................................6 - 3
Windings........................................................................................................................................................6 - 4
Thermal Elements .....................................................................................................................................6 - 6
Tap Changer ................................................................................................................................................6 - 6
Currents................................................................................................................................................ 6 - 7
Voltages................................................................................................................................................ 6 - 8
Frequency..........................................................................................................................................6 - 10
Volts Per Hertz .................................................................................................................................6 - 10
Harmonics 1 .....................................................................................................................................6 - 10
Harmonics 2 .....................................................................................................................................6 - 11
Harmonics 3 .....................................................................................................................................6 - 12
Harmonics 4 .....................................................................................................................................6 - 12
Synchrocheck ..................................................................................................................................6 - 13
Power...................................................................................................................................................6 - 14
Energy..................................................................................................................................................6 - 15
Current Demand J1.......................................................................................................................6 - 15
Current Demand K1 ......................................................................................................................6 - 16
Current Demand K2 ......................................................................................................................6 - 16
Directional Power...........................................................................................................................6 - 17
RTDs......................................................................................................................................................6 - 18
RTD Maximums ...............................................................................................................................6 - 19
Events .................................................................................................................................................... 7 - 1
Transient Records ............................................................................................................................ 7 - 2
Fault Reports ...................................................................................................................................... 7 - 2
Data Logger........................................................................................................................................ 7 - 4
Breakers ............................................................................................................................................... 7 - 5
Breaker Arcing Current ...........................................................................................................................7 - 5
Breaker Health............................................................................................................................................7 - 5
Digital Counters ................................................................................................................................ 7 - 6
Clear Records..................................................................................................................................... 7 - 6
Environmental Health Report..................................................................................................... 8 - 1
Warranty .............................................................................................................................................. 9 - 1
Revision history ................................................................................................................................. 9 - 1
Major Updates ............................................................................................................................................9 - 1
TOC-V