GE L90 Instruction Manual page 890

Harmonic content
.............................................................................. 6-22
Harmonics
actual values ...................................................................................... 6-22
Harmonics metering
specifications ......................................................................... 2-43, 2-44
Heartbeat messages
............................................................ 5-67, 5-70
Help, getting .............................................................................................. 1-2
Home page configuration
HTTP
..........................................................................................................5-100
port, close ..........................................................................................5-100
Humidity specifications
................................................................... 2-51
Hybrid permissive over-reach transfer trip
see Hybrid POTT
Hybrid POTT
application of settings ................................................................... 8-18
FlexLogic operands .......................................................................5-194
logic diagram ...................................................................................5-388
settings ...............................................................................................5-384
Hysteresis
..............................................................................................5-211
I
IAC curves
.............................................................................................5-259
ICD file ............................................................................... 5-75, 5-77, 5-78
IEC 60870-5-103 protocol
explained ...........................................................................................5-103
select protocol ................................................................................... 5-52
settings ...............................................................................................5-103
IEC 60870-5-104 protocol
connections remaining ................................................................. 6-10
port, close ..........................................................................................5-102
select protocol ................................................................................... 5-52
settings ...............................................................................................5-101
IEC 61850 protocol
compatibility with previous release ........................................ 5-58
error messages ................................................................................. 7-10
explained ............................................................................................. 5-57
file transfer .......................................................................................... 5-99
heartbeat messages .......................................................... 5-67, 5-70
IID file ..................................................................................................... 11-8
settings in EnerVista ....................................................................... 5-57
specifications ..................................................................................... 2-48
IEC 61850-90-5
actual values ...................................................................................... 6-26
IEC 61850-90-5 protocol
explained ...........................................................................................5-168
settings ...............................................................................................5-172
IEC CID files
............................................................................................. 5-60
IED setup
.................................................................................................. 3-51
IEEE C37.94 communications
IEEE curves
............................................................................................5-256
IID file ................................................................................. 3-65, 5-60, 11-8
import preferences ......................................................................... 11-9
Import settings file
............................................................................. 3-65
Import settings from SCD or CID file
In service indicator
................................................................................ 7-7
In Service LED
........................................................................................ 3-49
viii
............................................................. 5-29
.......................................... 3-44, 3-47
......................................11-12
Incompatible device order codes or versions
Incompatible hardware error
Inputs
AC current specifications .............................................................. 2-44
AC currents ....................................................................................... 5-137
AC voltage ........................................................................................ 5-138
AC voltage specifications ............................................................. 2-44
contact input specifications ........................................................ 2-44
contact inputs ...................................................................5-413, 5-431
DCmA input specifications ........................................................... 2-45
DCmA inputs ....................................................................................... 3-27
direct inputs ..................................................................................... 5-420
IRIG-B ..................................................................................................... 3-32
IRIG-B specifications ....................................................................... 2-45
RTD input specifications ................................................................ 2-45
RTD inputs ............................................................................................ 3-27
virtual .................................................................................................. 5-415
Installation
........................................................................................ 3-2, 3-5
activate relay ..................................................................................... 3-49
add UR devices with auto discovery ....................................... 3-61
communications ............................................................................... 3-30
CT inputs ............................................................................................... 3-14
front panel ........................................................................................ 11-15
RS485 ..................................................................................................... 3-31
set relay to Programmed .............................................................. 3-49
settings ............................................................................................... 5-135
Instantaneous overcurrent
see Phase, Ground, and Neutral IOCs
Interface
front panel ........................................................................................... 4-14
software ...................................................................................................4-1
Internet access .................................................................................. 5-100
Inter-relay communication
Inter-relay communication specifications
Inverse time undervoltage
In-zone transformer settings
IOC
see Phase, Ground, and Neutral IOCs
IP address
enter in software .............................................................................. 5-46
enter on front panel ............................................................ 3-53, 4-38
gateway ................................................................................................ 5-49
view ......................................................................................................... 5-46
IRIG-B
connection ........................................................................................... 3-32
during start-up ............................................................................... 5-146
error messages ....................................................................................7-9
port on rear panel ............................................................................ 3-11
specifications ..................................................................................... 2-45
IRIG-B connection
............................................................................... 3-11
ISO standards
........................................................................................ 2-53
K
Keypad
...................................................................................................... 4-38
L90 LINE CURRENT DIFFERENTIAL SYSTEM – INSTRUCTION MANUAL
INDEX
................. 11-14
..........................................................7-8
..............................................................2-5
........................... 2-49
.......................................................... 5-302
.................................................... 5-148