GE L90 Instruction Manual page 827

logic ............................................................................ 5-223
Modbus registers ........................................................... B-51
settings ....................................................................... 5-222
specifications ................................................................ 2-19
NEUTRAL TIME OVERCURRENT
see entry for NEUTRAL TOC
NEUTRAL TOC
FlexLogic operands ..................................................... 5-125
logic ............................................................................ 5-192
Modbus registers ........................................................... B-37
settings ....................................................................... 5-192
specifications ................................................................ 2-17
NON-VOLATILE LATCHES
FlexLogic operands ..................................................... 5-125
Modbus registers ........................................................... B-58
settings ....................................................................... 5-143
specifications ................................................................ 2-21
Notes ................................................................................ 1-1
NSAP ADDRESS ............................................................. 5-24
O
ONE SHOTS .................................................................. 5-132
OPEN POLE DETECTOR
FlexLogic operands ..................................................... 5-126
logic .................................................................. 5-278, 5-279
Modbus registers ........................................................... B-42
settings ....................................................................... 5-276
specifications ................................................................ 2-20
OPERATING CONDITION CALCULATIONS ...................... 9-16
OPERATING TEMPERATURE .......................................... 2-27
OPERATING TIMES ......................................................... 2-16
ORDER CODES ............................. 2-4, 2-5, 2-6, 2-7, 6-27, 7-3
ORDER CODES, UPDATING .............................................. 7-3
ORDERING ...................................................2-4, 2-5, 2-6, 2-7
OSCILLATORY TRANSIENT TESTING ............................. 2-28
OSCILLOGRAPHY
actual values ................................................................. 6-25
clearing .................................................................. 5-19, 7-2
description .................................................................... 2-14
Modbus ........................................................................... B-6
Modbus registers .................................................. B-20, B-30
settings ......................................................................... 5-52
specifications ................................................................ 2-21
via COMTRADE ............................................................... B-6
via EnerVista software ..................................................... 4-2
OST ...................................................................... 2-20, 5-172
OUT-OF-STEP TRIPPING ...................................... 2-20, 5-172
OUTPUTS
contact outputs ............................................................ 5-324
control power ................................................................ 2-25
critical failure relay ........................................................ 2-24
direct outputs .............................................................. 5-331
Fast Form-C relay ......................................................... 2-24
Form-A relay ....................................... 2-24, 3-13, 3-14, 3-19
Form-C relay ................................................ 2-24, 3-13, 3-19
latching outputs ................................................... 2-24, 5-324
remote outputs .................................................. 5-329, 5-330
virtual outputs ............................................................. 5-326
OVERCURRENT CURVE TYPES .................................... 5-181
OVERCURRENT CURVES
definite time ................................................................ 5-185
FlexCurves™ .............................................................. 5-185
I2T .............................................................................. 5-185
IAC ............................................................................. 5-184
IEC ............................................................................. 5-183
GE Multilin
INDEX
IEEE ............................................................................ 5-182
OVERFREQUENCY
FlexLogic operands ...................................................... 5-126
logic ............................................................................ 5-249
settings ....................................................................... 5-249
specifications ................................................................. 2-19
OVERFRQUENCY
Modbus registers .......................................................... B-40
OVERVIEW ........................................................................ 2-3
OVERVOLTAGE
auxiliary .............................................................. 2-19, 5-224
neutral ................................................................ 2-19, 5-222
phase ................................................................. 2-18, 5-221
P
PANEL CUTOUT ......................................................... 3-1, 3-2
PARITY ............................................................................ 5-21
PASSWORD SECURITY ............................................ 5-9, 5-10
FlexLogic operands ...................................................... 5-131
PASSWORDS
changing ....................................................................... 4-29
for settings templates ....................................................... 4-6
lost password ................................................ 4-29, 5-9, 5-10
Modbus .......................................................................... B-7
Modbus registers ........................................ B-16, B-27, B-28
overview ........................................................................ 1-18
security ........................................................................... 5-8
settings ........................................................................... 5-8
PC SOFTWARE
see entry for ENERVISTA UR SETUP
PERMISSIVE FUNCTIONS ............................................. 5-219
PERMISSIVE OVERREACH TRANSFER TRIP
see entry for POTT
PERMISSIVE UNDERREACH TRANSFER TRIP
see entry for PUTT
PER-UNIT QUANTITY ........................................................ 5-4
PFLL STATUS .................................................................... 6-7
PHASE ANGLE METERING .............................................. 6-12
PHASE CURRENT METERING ......................................... 6-15
PHASE DETECTION .......................................................... 9-7
PHASE DIRECTIONAL OC
Modbus registers .......................................................... B-47
PHASE DIRECTIONAL OVERCURRENT
FlexLogic operands ...................................................... 5-126
logic ............................................................................ 5-191
phase A polarization .................................................... 5-189
settings ............................................................ 5-189, 5-190
specifications ................................................................. 2-18
PHASE DISTANCE
FlexLogic operands ...................................................... 5-126
logic ............................................................................ 5-161
Modbus registers .......................................................... B-46
op scheme ................................................................... 5-160
settings ....................................................................... 5-153
specifications ................................................................. 2-16
PHASE INSTANTANEOUS OVERCURRENT
see entry for PHASE IOC
PHASE IOC
FlexLogic operands ...................................................... 5-126
logic ............................................................................ 5-188
Modbus registers .......................................................... B-37
specifications ................................................................. 2-17
PHASE LOCKING ...................................................... 9-6, 9-10
PHASE MEASUREMENT UNIT
see entry for SYNCHROPHASOR
L90 Line Current Differential System vii