GE T60 Instruction Manual page 748

TROUBLESHOOTING
breaker not working ..................................................... 5-271
setting not working ....................................................... 5-271
TROUBLESHOOTING ACCESS TO DEVICE ..................... 1-15
U
UL APPROVAL ................................................................. 2-31
UNABLE TO ACCESS DEVICE ......................................... 1-15
UNABLE TO PUT RELAY IN FLASH MODE ......................... 4-2
UNAUTHORIZED ACCESS
commands ..................................................................... 5-26
resetting .......................................................................... 7-2
UNDERFREQUENCY
FlexLogic operands ...................................................... 5-156
logic ............................................................................ 5-265
settings ....................................................................... 5-265
specifications................................................................. 2-21
UNDERVOLTAGE
auxiliary ........................................................................ 2-20
phase ................................................................. 2-20, 5-246
UNDERVOLTAGE CHARACTERISTICS .......................... 5-244
UNEXPECTED RESTART ERROR .................................... 7-10
UNINSTALL ....................................................................... 9-7
UNIT NOT PROGRAMMED ........................................ 5-92, 7-7
UNPACKING THE RELAY ................................................... 1-2
UNRETURNED MESSAGES ALARM ................................. 5-90
UPDATING ORDER CODE ................................................. 7-3
URPC
see entry for ENERVISTA UR SETUP
USER-DEFINABLE DISPLAYS
example ........................................................................ 5-83
invoking and scrolling .................................................... 5-81
Modbus registers ..................................................B-27, B-33
settings ................................................................ 5-81, 5-83
specifications ................................................................. 2-23
USER-PROGRAMMABLE FAULT REPORT
actual values ................................................................. 6-27
clearing .................................................................. 5-26, 7-2
Modbus registers ...........................................................B-19
settings ......................................................................... 5-64
USER-PROGRAMMABLE LEDs
defaults ......................................................................... 4-17
description............................................................ 4-15, 4-16
Modbus registers ...........................................................B-30
settings ......................................................................... 5-72
specifications ................................................................. 2-22
USER-PROGRAMMABLE PUSHBUTTONS
FlexLogic operands ...................................................... 5-159
Modbus registers ..................................................B-34, B-47
settings ......................................................................... 5-75
specifications................................................................. 2-23
USER-PROGRAMMABLE SELF TESTS
Modbus registers ...........................................................B-31
settings ......................................................................... 5-73
USERST-1 BIT PAIR ...................................................... 5-305
V
VAR-HOURS ........................................................... 2-24, 6-20
VIBRATION TESTING ...................................................... 2-30
x
INDEX
VIRTUAL INPUTS
actual values ................................................................... 6-4
commands ...................................................................... 7-1
FlexLogic operands ...................................................... 5-157
logic ............................................................................ 5-298
Modbus registers .................................................... B-9, B-64
settings ........................................................................ 5-298
VIRTUAL OUTPUTS
actual values ................................................................... 6-6
FlexLogic operands ...................................................... 5-158
Modbus registers ........................................................... B-65
settings ........................................................................ 5-301
VOLTAGE BANKS ............................................................5-95
VOLTAGE DEVIATIONS ...................................................2-30
VOLTAGE ELEMENTS .................................................... 5-244
VOLTAGE METERING
specifications .................................................................2-24
values ............................................................................6-18
VOLTAGE RESTRAINT CHARACTERISTIC ..................... 5-215
VOLTS PER HERTZ
actual values ..................................................................6-26
curves.......................................................................... 5-252
FlexLogic operands ...................................................... 5-156
logic ............................................................................ 5-252
Modbus registers ........................................................... B-56
settings ........................................................................ 5-251
specifications .................................................................2-20
VT FUSE FAILURE
logic ............................................................................ 5-289
Modbus registers ........................................................... B-55
settings ........................................................................ 5-288
VT INPUTS ....................................................... 3-11, 5-6, 5-95
VT WIRING ......................................................................3-11
VTFF
FlexLogic operands ...................................................... 5-155
see VT FUSE FAILURE
W
WARNINGS ....................................................................... 1-1
WARRANTY ......................................................................G-8
WATT-HOURS ......................................................... 2-24, 6-20
WEB SERVER PROTOCOL ...............................................5-55
WEBSITE .......................................................................... 1-2
WINDING
application example ...................................................... 5-109
WINDINGS
Modbus registers ........................................................... B-32
WIRE SIZE
CT/VT ............................................................................3-10
G.703 and fiber interface ................................................3-34
G.703 interface ..............................................................3-29
RS422 and fiber interface ...............................................3-34
RS422 interface .............................................................3-32
WITHDRAWAL FROM OPERATION .................................... 9-7
Z
ZERO SEQUENCE CORE BALANCE .................................3-11
ZERO-SEQUENCE COMPENSATION ................... 5-107, 5-108
T60 Transformer Protection System GE Multilin