GE L90

INDEX
L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL vii
Front panel ................................................................................................3-2
clear .....................................................................................................5-421
custom labels .....................................................................................4-44
install ...................................................................................................11-15
interface ................................................................................................4-14
keypad ...................................................................................................4-38
labels ......................................................................................................4-44
language ...............................................................................................5-27
LEDs ........................................................................................................4-40
number of characters .....................................................................4-17
password change .............................................................................4-60
plastic protective film ..................................................................11-20
pushbuttons .....................................................................................5-127
specifications ......................................................................................2-50
switch between enhanced and standard ...............................3-2
trouble message ...............................................................................7-10
types .......................................................................................................4-14
use ...........................................................................................................4-14
use in EnerVista .......................................................................4-17, 6-3
FUNCTION setting .................................................................................. 5-5
Fuse failure ...........................................................................................5-366
Fuse specifications .............................................................................2-45
Fuses not field-replaceable ........................................................11-29
G
G.703 ...........................................................................................................3-35
wire size .................................................................................................3-35
Gates, logic explained .......................................................................4-84
Gateway address .................................................................................5-49
GE type IAC curves ...........................................................................5-259
Getting help ............................................................................................... 1-2
GFP Version Mismatch error .........................................................7-11
GOOSE
actual values .......................................................................................6-25
error messages ..................................................................................7-11
FlexAnalogs ........................................................................................ A-29
routable, explained ..........................................................................5-66
settings ..................................................................................................5-66
GPS problems ......................................................................................5-146
Graphical front panel ......................................................................11-15
actual value menu not activated .............................................4-54
actual values, phasors ...................................................................4-58
alarm acknowledge, reset ...........................................................4-35
alarm setup .........................................................................................5-37
annunciator editor ........................................................................... 4-35
date and time ....................................................................................5-31
explained ..............................................................................................4-18
FlexLogic ............................................................................................5-190
Home page configuration ............................................................5-29
interface ...............................................................................................4-16
labels ......................................................................................................4-50
LEDs ..........................................................................................4-43, 5-124
Metering Editor ..................................................................................4-36
navigation ............................................................................................ 4-52
navigation keys .................................................................................4-39
no display .............................................................................................5-32
order codes .........................................................................................2-11
phasor diagram ....................................................................4-58, 5-33
plastic protective film ...................................................................11-20
pushbutton testing .............................................................................7-3
pushbuttons .....................................................................................5-127
pushbuttons 9 to 16 ........................................................................4-30
settings .................................................................................................5-29
settings, breaker .............................................................................5-151
settings, switch ................................................................................5-157
single-line diagrams .......................................................................4-20
specifications .........................................................................2-48, 2-50
time ......................................................................................................... 5-31
USB port ..............................................................................................5-107
use, change setting .........................................................................4-54
Ground current metering ...............................................................6-18
Ground directional supervision .................................................5-244
Ground distance
FlexLogic operands .......................................................................5-194
logic diagram ...................................... 5-241, 5-242, 5-243, 5-244
settings ...............................................................................................5-236
specifications .....................................................................................2-32
Ground IOC
FlexLogic operands .......................................................................5-194
logic diagram ...................................................................................5-282
settings ...............................................................................................5-281
specifications .....................................................................................2-34
Ground TOC
FlexLogic operands .......................................................................5-194
logic diagram ...................................................................................5-281
settings ...............................................................................................5-280
specifications .....................................................................................2-34
Group 1 switch after powerup ..................................................5-216
Grouped elements ............................................................................5-216
Guarantee ................................................................................................. D-1
H
HardFiber
interface module described ........................................................3-16
order codes for compatible URs ...............................................2-11
self-test errors ...................................................................................7-13