GE L90 Instruction Manual page 821

INDEX
TxGOOSE
actual values .......................................................................................6-11
settings ..................................................................................................5-54
U
UDP for TFTP ...........................................................................................5-87
UL certification ......................................................................................2-52
Unable to access device
..................................................................3-59
Unable to put relay in flash mode
Unauthorized access
commands ...........................................................................................5-28
resetting .................................................................................................. 7-2
Unauthorized firmware attempt message
Unauthorized setting write message
Unblocking scheme
FlexLogic operands .......................................................................5-174
logic diagram ...................................................................................5-377
settings ...............................................................................................5-373
Underfrequency
FlexLogic operands .......................................................................5-180
logic diagram ...................................................................................5-319
settings ...............................................................................................5-319
specifications ......................................................................................2-37
Undervoltage
auxiliary .................................................................................................2-36
characteristics .................................................................................5-282
phase .......................................................................................2-36, 5-283
settings ...............................................................................................5-283
Unexpected restart error ................................................................7-11
Uninstall
.................................................................................................11-19
Unit not programmed
....................................................................5-119
Unit not programmed message
Unpacking the relay
............................................................................. 3-1
Update SCL files prompt
..................................................................4-39
Update settings with Convert Device Settings
Updates
device not recognized .................................................................11-11
firmware .............................................................................................11-12
FPGA .....................................................................................................11-13
instruction manual ............................................................................. 3-1
order code .............................................................................................. 7-3
software .............................................................................................11-11
Upgrade over Internet message
URS file does not include IEC 61850 configuration
URS file is part of a device folder
URS settings file ............................................................3-62, 5-46, 11-6
User accounts
add ...........................................................................................................5-14
authentication by device or server ..........................................5-16
passwords for settings and commands ........4-30, 5-10, 5-11
User-definable displays
example ..............................................................................................5-119
invoking and scrolling ..................................................................5-118
settings ...............................................................................................5-118
specifications ......................................................................................2-41
L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL
...........................................11-12
...........................7-12
.......................................7-12
................................................... 7-8
................11-12
..............................................11-12
..........11-9
.............................................11-10
User-programmable LEDs
custom labels ..................................................................................... 4-24
defaults ................................................................................................. 4-23
settings ...............................................................................................5-109
specifications ..................................................................................... 2-41
User-programmable pushbuttons
FlexLogic operands .......................................................................5-183
logic diagrams .................................................................................5-116
settings ...............................................................................................5-112
specifications ..................................................................................... 2-41
User-programmable self-test settings
V
VAR hour
actual values ...................................................................................... 6-20
specifications ..................................................................................... 2-43
Vibration testing specifications
Virtual inputs
actual values .........................................................................................6-4
commands .............................................................................................7-2
explained ............................................................................................5-394
FlexLogic operands .......................................................................5-181
logic diagram ...................................................................................5-395
settings ...............................................................................................5-394
Virtual outputs
actual values .........................................................................................6-6
explained ............................................................................................5-399
FlexLogic operands .......................................................................5-181
settings ...............................................................................................5-399
Voltage banks
.....................................................................................5-122
Voltage deviation specifications
Voltage elements
..............................................................................5-282
Voltage metering
actual values ...................................................................................... 6-18
specifications ..................................................................................... 2-43
Voltage restraint characteristic
Volts per hertz
actual values ...................................................................................... 6-26
curves ..................................................................................................5-289
FlexAnalogs ......................................................................................... A-29
FlexLogic operands .......................................................................5-180
logic diagram ...................................................................................5-289
settings ...............................................................................................5-288
specifications ..................................................................................... 2-37
VT fuse failure
FlexAnalogs ......................................................................................... A-29
FlexLogic operands .......................................................................5-179
logic diagram ...................................................................................5-346
settings ...............................................................................................5-345
VT inputs ........................................................................... 3-12, 5-8, 5-122
VT wiring
................................................................................................... 3-13
VTFF
.............................................................................................. 5-345, A-29
W
Warning messages in Engineer
.................................5-110
.................................................. 2-51
................................................ 2-51
................................................5-242
.................................................. 4-41
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