GE D30

INDEX
D30 LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL ix
Modules
add and check settings not defaulted .................................10-24
communications ...............................................................................3-33
CT/VT ............................................................................................ 3-16, 5-6
order codes .........................................................................................2-13
power supply ......................................................................................3-15
replace ................................................................................................10-23
transducer I/O ....................................................................................3-31
Monitor
actual values .......................................................................................10-1
devices ...................................................................................................10-1
Monitoring elements settings ....................................................5-288
Mounting ............................................................................................3-2, 3-6
N
Nameplate, rear ..................................................................................... 3-1
NAND gate explained ........................................................................4-83
Navigation keys ....................................................................................4-37
Negative sequence directional overcurrent
characteristics .................................................................................5-250
FlexLogic operands .......................................................................5-169
logic diagram ...................................................................................5-252
settings ...............................................................................................5-248
specifications ......................................................................................2-22
Negative sequence IOC
FlexLogic operands .......................................................................5-169
logic diagram ...................................................................................5-248
settings ...............................................................................................5-247
specifications ......................................................................................2-21
Negative sequence overvoltage
FlexLogic operands .......................................................................5-170
logic diagram ...................................................................................5-257
settings ...............................................................................................5-256
specifications ......................................................................................2-23
Negative sequence TOC
FlexLogic operands .......................................................................5-170
logic diagram ...................................................................................5-247
settings ...............................................................................................5-246
specifications ......................................................................................2-21
Neutral directional overcurrent
FlexLogic operands .......................................................................5-170
logic diagram ...................................................................................5-239
polarization .......................................................................................5-237
settings ...............................................................................................5-234
specifications ......................................................................................2-21
Neutral IOC
FlexLogic operands .......................................................................5-170
logic diagram ...................................................................................5-234
settings ...............................................................................................5-233
specifications ......................................................................................2-21
Neutral overvoltage
FlexLogic operands .......................................................................5-170
logic diagram ...................................................................................5-256
settings ...............................................................................................5-255
specifications ......................................................................................2-23
Neutral TOC
FlexLogic operands .......................................................................5-170
logic diagram ...................................................................................5-233
settings ...............................................................................................5-232
specifications .....................................................................................2-20
Non-volatile latches
FlexLogic operands .......................................................................5-169
settings ...............................................................................................5-187
specifications .....................................................................................2-26
NOR gate explained ........................................................................... 4-83
NOT gate explained ........................................................................... 4-83
O
Obtain list of port numbers ...........................................................5-44
One-shot
error compiling in Engineer ......................................................... 4-70
FlexLogic operators ......................................................................5-176
Operating temperature ................................................................... 2-35
Operating times ................................................................................... 2-18
Operator command to force logoff .............................................7-4
OR gate explained .............................................................................. 4-83
Order codes ...............................................................................................2-7
actual values ......................................................................................6-27
update ..........................................................................................3-64, 7-3
Oscillatory transient testing specifications .......................... 2-36
Oscillography
actual values ......................................................................................6-26
clearing ........................................................................................5-40, 7-2
settings ...............................................................................................5-114
specifications .....................................................................................2-27
via EnerVista software ......................................................................4-2
Out of service ...........................................................................................5-1
Out-of-step tripping .............................................................2-24, 5-211
Outputs
contact outputs ..............................................................................5-305
control power specifications ...................................................... 2-32
critical failure relay specifications ............................................ 2-31
Fast form-C relay specifications ...............................................2-31
Form-A relay ........................................................................... 2-30, 3-18
Form-C relay ....................................................................................... 3-18
Form-C relay specifications ........................................................ 2-31
latching output specifications ...................................................2-30
latching outputs ..............................................................................5-306
virtual outputs .................................................................................5-308
Overcurrent curve types ...............................................................5-220
Overcurrent curves
FlexCurves .........................................................................................5-225
IAC .........................................................................................................5-223
IEC .........................................................................................................5-221
Overvoltage
auxiliary ..................................................................................2-23, 5-258
negative sequence ........................................................................5-256
negative-sequence .........................................................................2-23
neutral .....................................................................................2-23, 5-255
phase ........................................................................2-23, 5-171, 5-255