ABB ret650 User manual

Relion® 650 series
Transformer protection RET650
Technical manual

Document ID: 1MRK 504 135-UEN
Issued: October 2016
Revision: A
Product version: 1.3
© Copyright 2013 ABB. All rights reserved

Copyright
This document and parts thereof must not be reproduced or copied without written
permission from ABB, and the contents thereof must not be imparted to a third party,
nor used for any unauthorized purpose.
The software and hardware described in this document is furnished under a license and
may be used or disclosed only in accordance with the terms of such license.
This product includes software developed by the OpenSSL Project for use in the
OpenSSL Toolkit. (http://www.openssl.org/)
This product includes cryptographic software written/developed by: Eric Young
([email protected]) and Tim Hudson ([email protected]).
Trademarks
ABB and Relion are registered trademarks of the ABB Group. All other brand or
product names mentioned in this document may be trademarks or registered
trademarks of their respective holders.
Warranty
Please inquire about the terms of warranty from your nearest ABB representative.
ABB AB
Grid Automation Products
SE-721 59 Västerås
Sweden
Telephone: [phone]
Facsimile: [phone]
http://www.abb.com/protection-control

Disclaimer
The data, examples and diagrams in this manual are included solely for the concept or
product description and are not to be deemed as a statement of guaranteed properties.
All persons responsible for applying the equipment addressed in this manual must
satisfy themselves that each intended application is suitable and acceptable, including
that any applicable safety or other operational requirements are complied with. In
particular, any risks in applications where a system failure and/or product failure
would create a risk for harm to property or persons (including but not limited to
personal injuries or death) shall be the sole responsibility of the person or entity
applying the equipment, and those so responsible are hereby requested to ensure that
all measures are taken to exclude or mitigate such risks.
This document has been carefully checked by ABB but deviations cannot be
completely ruled out. In case any errors are detected, the reader is kindly requested to
notify the manufacturer. Other than under explicit contractual commitments, in no
event shall ABB be responsible or liable for any loss or damage resulting from the use
of this manual or the application of the equipment.

Conformity
This product complies with the directive of the Council of the European Communities
on the approximation of the laws of the Member States relating to electromagnetic
compatibility (EMC Directive 2004/108/EC) and concerning electrical equipment for
use within specified voltage limits (Low-voltage directive 2006/95/EC). This
conformity is the result of tests conducted by ABB in accordance with the product
standards EN 50263 and EN 60255-26 for the EMC directive, and with the product
standards EN 60255-1 and EN 60255-27 for the low voltage directive. The product is
designed in accordance with the international standards of the IEC 60255 series.

Table of contents
Section 1 Introduction.....................................................................29
This manual...................................................................................... 29
Intended audience............................................................................ 29
Product documentation.....................................................................30
Product documentation set..........................................................30
Document revision history........................................................... 31
Related documents......................................................................31
Symbols and conventions.................................................................32
Symbols.......................................................................................32
Document conventions................................................................ 33
Section 2 Available functions......................................................... 35
Main protection functions..................................................................35
Back-up protection functions............................................................ 35
Control and monitoring functions......................................................36
Station communication..................................................................... 40
Basic IED functions.......................................................................... 41
Section 3 Analog inputs..................................................................43
Introduction.......................................................................................43
Operation principle........................................................................... 43
Presumptions for technical data....................................................... 44
Settings.............................................................................................45
Section 4 Binary input and output modules....................................51
Binary input.......................................................................................51
Binary input debounce filter......................................................... 51
Oscillation filter............................................................................ 51
Settings........................................................................................52
Setting parameters for binary input modules..........................52
Setting parameters for communication module......................53
Section 5 Local Human-Machine-Interface LHMI...........................57
Local HMI screen behaviour.............................................................57
Identification................................................................................ 57
Settings........................................................................................57
Local HMI signals............................................................................. 57
Identification................................................................................ 57
Function block............................................................................. 57
Signals.........................................................................................58
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Basic part for LED indication module............................................... 58
Identification................................................................................ 58
Function block............................................................................. 58
Signals.........................................................................................59
Settings........................................................................................60
LCD part for HMI function keys control module................................60
Identification................................................................................ 60
Function block............................................................................. 60
Signals.........................................................................................61
Settings........................................................................................61
Operation principle........................................................................... 62
Local HMI.................................................................................... 62
Display....................................................................................62
LEDs.......................................................................................65
Keypad................................................................................... 65
LED..............................................................................................66
Functionality........................................................................... 66
Status LEDs........................................................................... 67
Indication LEDs...................................................................... 67
Function keys.............................................................................. 75
Functionality........................................................................... 75
Operation principle................................................................. 75
Section 6 Differential protection..................................................... 79
Transformer differential protection....................................................79
Functionality ............................................................................... 79
Transformer differential protection, two winding T2WPDIF ........ 80
Identification........................................................................... 80
Function block........................................................................ 80
Signals....................................................................................80
Settings.................................................................................. 81
Monitored data....................................................................... 83
Transformer differential protection, three winding T3WPDIF ..... 83
Identification........................................................................... 83
Function block........................................................................ 83
Signals....................................................................................84
Settings.................................................................................. 85
Monitored data....................................................................... 86
Operation principle...................................................................... 87
Function calculation principles............................................... 87
Fundamental frequency differential currents.......................... 88
Differential current alarm........................................................ 93
Bias current............................................................................ 93
Elimination of zero sequence currents................................... 93
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Restrained and unrestrained limits of the differential
protection................................................................................94
Fundamental frequency negative sequence differential
currents.................................................................................. 96
Internal/external fault discriminator........................................ 98
Unrestrained, and sensitive negative sequence protections 101
Instantaneous differential currents....................................... 103
Harmonic and waveform block criteria................................. 103
Switch onto fault feature.......................................................104
Logic diagram.......................................................................105
Technical data........................................................................... 110
Restricted earth-fault protection, low impedance REFPDIF .......... 110
Identification.............................................................................. 110
Functionality.............................................................................. 111
Function block........................................................................... 111
Signals.......................................................................................111
Settings......................................................................................112
Monitored data...........................................................................112
Operation principle.................................................................... 113
Fundamental principles of the restricted earth-fault
protection..............................................................................113
Operate and restrain characteristic...................................... 115
Calculation of differential current and bias current............... 116
Detection of external earth faults..........................................117
Algorithm of the restricted earth-fault protection.................. 118
Technical data........................................................................... 119
1Ph High impedance differential protection HZPDIF .....................119
Identification.............................................................................. 119
Introduction................................................................................120
Function block........................................................................... 120
Signals.......................................................................................120
Settings......................................................................................121
Monitored data...........................................................................121
Operation principle.................................................................... 121
Logic diagram.......................................................................121
Technical data........................................................................... 122
Section 7 Impedance protection...................................................123
Power swing detection ZMRPSB ...................................................123
Identification.............................................................................. 123
Functionality.............................................................................. 123
Function block........................................................................... 123
Signals.......................................................................................124
Settings......................................................................................124
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Operation principle.................................................................... 125
Resistive reach in forward direction..................................... 126
Resistive reach in reverse direction..................................... 127
Reactive reach in forward and reverse direction.................. 128
Basic detection logic.............................................................128
Operating and inhibit conditions........................................... 130
Technical data........................................................................... 130
Underimpedance protection for generators and transformers
ZGCPDIS........................................................................................130
Identification.............................................................................. 130
Functionality.............................................................................. 131
Function block........................................................................... 131
Signals.......................................................................................132
Settings......................................................................................132
Operation principle.................................................................... 133
Full scheme measurement................................................... 133
Impedance characteristic..................................................... 133
Basic operation characteristics.............................................134
Theory of operation.............................................................. 135
Technical data........................................................................... 137
Load encroachment LEPDIS ......................................................... 137
Identification.............................................................................. 137
Functionality.............................................................................. 137
Function block........................................................................... 138
Signals.......................................................................................138
Settings......................................................................................138
Operation principle.................................................................... 138
Load encroachment..............................................................139
Simplified logic diagrams......................................................140
Technical data........................................................................... 140
Section 8 Current protection.........................................................141
Instantaneous phase overcurrent protection 3-phase output
PHPIOC .........................................................................................141
Identification ............................................................................. 141
Functionality.............................................................................. 141
Function block........................................................................... 141
Signals.......................................................................................141
Settings......................................................................................142
Monitored data...........................................................................142
Operation principle.................................................................... 142
Technical data........................................................................... 142
Four step phase overcurrent protection 3-phase output
OC4PTOC ..................................................................................... 143
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Identification ............................................................................. 143
Functionality.............................................................................. 143
Function block........................................................................... 144
Signals.......................................................................................144
Settings......................................................................................145
Monitored data...........................................................................147
Operation principle.................................................................... 147
Second harmonic blocking element...........................................151
Technical data........................................................................... 152
Instantaneous residual overcurrent protection EFPIOC ................ 152
Identification ............................................................................. 152
Functionality.............................................................................. 153
Function block........................................................................... 153
Signals.......................................................................................153
Settings......................................................................................153
Monitored data...........................................................................154
Operation principle.................................................................... 154
Technical data........................................................................... 154
Four step residual overcurrent protection, zero, negative
sequence direction EF4PTOC .......................................................154
Identification ............................................................................. 155
Functionality.............................................................................. 155
Function block........................................................................... 156
Signals.......................................................................................156
Settings......................................................................................157
Monitored data...........................................................................160
Operation principle.................................................................... 160
Operating quantity within the function.................................. 160
Internal polarizing................................................................. 161
External polarizing for earth-fault function............................164
Base quantities within the protection....................................164
Internal earth-fault protection structure................................ 164
Four residual overcurrent steps............................................165
Directional supervision element with integrated
directional comparison function............................................166
Second harmonic blocking element...........................................170
Technical data........................................................................... 171
Thermal overload protection, two time constants TRPTTR ...........172
Identification ............................................................................. 172
Functionality.............................................................................. 172
Function block........................................................................... 173
Signals.......................................................................................173
Settings......................................................................................174
Monitored data...........................................................................175
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Operation principle.................................................................... 175
Technical data........................................................................... 179
Breaker failure protection 3-phase activation and output CCRBRF 179
Identification.............................................................................. 179
Functionality.............................................................................. 179
Function block........................................................................... 180
Signals.......................................................................................180
Settings......................................................................................181
Monitored data...........................................................................181
Operation principle.................................................................... 182
Technical data........................................................................... 184
Pole discordance protection CCRPLD .......................................... 185
Identification ............................................................................. 185
Functionality.............................................................................. 185
Function block........................................................................... 185
Signals.......................................................................................186
Settings......................................................................................186
Monitored data...........................................................................187
Operation principle.................................................................... 187
Pole discordance signaling from circuit breaker...................188
Unsymmetrical current detection..........................................188
Technical data........................................................................... 189
Directional over-/under-power protection GOPPDOP/GUPPDUP. 189
Functionality.............................................................................. 189
Directional overpower protection GOPPDOP ...........................190
Identification......................................................................... 190
Function block...................................................................... 190
Signals..................................................................................190
Settings................................................................................ 191
Monitored data..................................................................... 192
Directional underpower protection GUPPDUP.......................... 192
Identification......................................................................... 192
Function block...................................................................... 192
Signals..................................................................................193
Settings................................................................................ 193
Monitored data..................................................................... 194
Operation principle.................................................................... 194
Low pass filtering..................................................................196
Technical data........................................................................... 197
Negative sequence based overcurrent function DNSPTOC ..........197
Identification.............................................................................. 197
Functionality.............................................................................. 198
Function block........................................................................... 198
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Signals.......................................................................................198
Settings......................................................................................199
Monitored data...........................................................................200
Operation principle.................................................................... 200
Technical data........................................................................... 201
Section 9 Voltage protection........................................................ 203
Two step undervoltage protection UV2PTUV ................................203
Identification.............................................................................. 203
Functionality.............................................................................. 203
Function block........................................................................... 203
Signals.......................................................................................204
Settings......................................................................................204
Monitored data...........................................................................205
Operation principle.................................................................... 205
Measurement principle......................................................... 206
Time delay............................................................................206
Blocking................................................................................207
Design.................................................................................. 207
Technical data........................................................................... 208
Two step overvoltage protection OV2PTOV ..................................209
Identification.............................................................................. 209
Functionality.............................................................................. 209
Function block........................................................................... 210
Signals.......................................................................................210
Settings......................................................................................211
Monitored data...........................................................................211
Operation principle.................................................................... 212
Measurement principle......................................................... 212
Time delay............................................................................213
Blocking................................................................................214
Design.................................................................................. 214
Technical data........................................................................... 216
Two step residual overvoltage protection ROV2PTOV ................. 216
Identification.............................................................................. 216
Functionality.............................................................................. 216
Function block........................................................................... 217
Signals.......................................................................................217
Settings......................................................................................217
Monitored data...........................................................................218
Operation principle.................................................................... 218
Measurement principle......................................................... 219
Time delay............................................................................219
Blocking................................................................................219
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Design.................................................................................. 219
Technical data........................................................................... 221
Overexcitation protection OEXPVPH ............................................ 221
Identification.............................................................................. 221
Functionality.............................................................................. 221
Function block........................................................................... 222
Signals.......................................................................................222
Settings......................................................................................222
Monitored data...........................................................................223
Operation principle.................................................................... 223
Measured voltage.................................................................225
Operate time of the overexcitation protection.......................226
Cooling................................................................................. 228
Overexcitation protection function measurands................... 229
Overexcitation alarm............................................................ 229
Logic diagram.......................................................................230
Technical data........................................................................... 230
Section 10 Frequency protection....................................................231
Underfrequency protection SAPTUF ............................................. 231
Identification.............................................................................. 231
Functionality.............................................................................. 231
Function block........................................................................... 231
Signals.......................................................................................232
Settings......................................................................................232
Monitored data...........................................................................232
Operation principle.................................................................... 232
Measurement principle......................................................... 233
Time delay............................................................................233
Blocking................................................................................234
Design.................................................................................. 234
Technical data........................................................................... 234
Overfrequency protection SAPTOF ...............................................234
Identification.............................................................................. 235
Functionality.............................................................................. 235
Function block........................................................................... 235
Signals.......................................................................................235
Settings......................................................................................236
Monitored data...........................................................................236
Operation principle.................................................................... 236
Measurement principle......................................................... 236
Time delay............................................................................237
Blocking................................................................................237
Design.................................................................................. 237
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Technical data........................................................................... 238
Rate-of-change frequency protection SAPFRC .............................238
Identification.............................................................................. 239
Functionality.............................................................................. 239
Function block........................................................................... 239
Signals.......................................................................................239
Settings......................................................................................240
Operation principle.................................................................... 240
Measurement principle......................................................... 240
Time delay............................................................................240
Design.................................................................................. 241
Technical data........................................................................... 242
Section 11 Secondary system supervision.....................................243
Fuse failure supervision SDDRFUF............................................... 243
Identification.............................................................................. 243
Functionality.............................................................................. 243
Function block........................................................................... 244
Signals.......................................................................................244
Settings......................................................................................245
Monitored data...........................................................................246
Operation principle.................................................................... 246
Zero and negative sequence detection................................ 246
Delta current and delta voltage detection.............................247
Dead line detection...............................................................250
Main logic............................................................................. 250
Technical data........................................................................... 254
Breaker close/trip circuit monitoring TCSSCBR............................. 254
Identification.............................................................................. 254
Functionality.............................................................................. 254
Function block........................................................................... 254
Signals.......................................................................................255
Settings......................................................................................255
Operation principle.................................................................... 255
Technical data........................................................................... 256
Section 12 Control..........................................................................257
Apparatus control........................................................................... 257
Functionality.............................................................................. 257
Switch controller SCSWI........................................................... 257
Identification ........................................................................ 257
Functionality......................................................................... 257
Function block...................................................................... 258
Signals..................................................................................258
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Settings................................................................................ 259
Circuit breaker SXCBR..............................................................259
Signals..................................................................................259
Settings................................................................................ 260
Circuit switch SXSWI.................................................................260
Signals..................................................................................260
Settings................................................................................ 261
Bay control QCBAY................................................................... 262
Identification ........................................................................ 262
Functionality......................................................................... 262
Function block...................................................................... 262
Signals..................................................................................262
Settings................................................................................ 263
Local remote LOCREM............................................................. 263
Identification ........................................................................ 263
Functionality......................................................................... 263
Function block...................................................................... 263
Signals..................................................................................263
Settings................................................................................ 264
Local remote control LOCREMCTRL........................................ 264
Identification ........................................................................ 264
Functionality......................................................................... 264
Function block...................................................................... 265
Signals..................................................................................265
Settings................................................................................ 266
Select release SELGGIO...........................................................266
Identification......................................................................... 266
Function block...................................................................... 266
Signals..................................................................................266
Settings................................................................................ 267
Operation principle.................................................................... 267
Switch controller SCSWI...................................................... 267
Bay control QCBAY..............................................................271
Local remote/Local remote control LOCREM/
LOCREMCTRL.....................................................................273
Interlocking..................................................................................... 274
Interlocking for busbar earthing switch BB_ES .........................274
Identification......................................................................... 274
Functionality......................................................................... 274
Function block...................................................................... 274
Logic diagram.......................................................................275
Signals..................................................................................275
Settings................................................................................ 275
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Interlocking for bus-section breaker A1A2_BS.......................... 275
Identification......................................................................... 275
Functionality......................................................................... 276
Function block...................................................................... 276
Logic diagram.......................................................................277
Signals..................................................................................278
Settings................................................................................ 280
Interlocking for bus-section disconnector A1A2_DC ................ 280
Identification......................................................................... 280
Functionality......................................................................... 280
Function block...................................................................... 281
Logic diagram.......................................................................281
Signals..................................................................................281
Settings................................................................................ 282
Interlocking for bus-coupler bay ABC_BC ................................ 282
Identification......................................................................... 283
Functionality......................................................................... 283
Function block...................................................................... 284
Logic diagram.......................................................................284
Signals..................................................................................287
Settings................................................................................ 289
Interlocking for 1 1/2 CB BH ..................................................... 289
Identification......................................................................... 289
Functionality......................................................................... 290
Function block...................................................................... 291
Logic diagrams..................................................................... 293
Signals..................................................................................298
Settings................................................................................ 302
Interlocking for double CB bay DB ........................................... 302
Identification......................................................................... 302
Functionality......................................................................... 303
Function block...................................................................... 304
Logic diagrams..................................................................... 305
Signals..................................................................................308
Settings................................................................................ 311
Interlocking for line bay ABC_LINE .......................................... 311
Identification......................................................................... 311
Functionality......................................................................... 311
Function block...................................................................... 313
Logic diagram.......................................................................314
Signals..................................................................................319
Settings................................................................................ 321
Interlocking for transformer bay AB_TRAFO ............................ 321
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Identification......................................................................... 322
Functionality......................................................................... 322
Function block...................................................................... 323
Logic diagram.......................................................................323
Signals..................................................................................325
Settings................................................................................ 326
Position evaluation POS_EVAL.................................................327
Identification......................................................................... 327
Functionality......................................................................... 327
Function block...................................................................... 327
Logic diagram.......................................................................327
Signals..................................................................................328
Settings................................................................................ 328
Operation principle.................................................................... 328
Voltage control ...............................................................................331
Functionality.............................................................................. 331
Automatic voltage control for tapchanger, parallel control
TR8ATCC ................................................................................. 331
Identification......................................................................... 332
Function block...................................................................... 332
Signals..................................................................................332
Settings................................................................................ 335
Monitored data..................................................................... 338
Tap changer control and supervision, 6 binary inputs
TCMYLTC .................................................................................338
Identification......................................................................... 339
Function block...................................................................... 339
Signals..................................................................................339
Settings................................................................................ 340
Monitored data..................................................................... 341
Operation principle.................................................................... 341
Automatic voltage control for tap changer TR8ATCC.......... 342
Tap changer control and supervision, 6 binary inputs
TCMYLTC ........................................................................... 345
Connection between TR8ATCC and TCMYLTC.................. 348
Technical data........................................................................... 351
Logic rotating switch for function selection and LHMI
presentation SLGGIO..................................................................... 352
Identification.............................................................................. 352
Functionality.............................................................................. 352
Function block........................................................................... 353
Signals.......................................................................................353
Settings......................................................................................354
Monitored data...........................................................................355
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Operation principle.................................................................... 355
Selector mini switch VSGGIO.........................................................355
Identification.............................................................................. 355
Functionality.............................................................................. 356
Function block........................................................................... 356
Signals.......................................................................................356
Settings......................................................................................357
Operation principle.................................................................... 357
IEC 61850 generic communication I/O functions DPGGIO............ 358
Identification.............................................................................. 358
Functionality.............................................................................. 358
Function block........................................................................... 358
Signals.......................................................................................358
Settings......................................................................................359
Operation principle.................................................................... 359
Single point generic control 8 signals SPC8GGIO......................... 359
Identification.............................................................................. 359
Functionality.............................................................................. 359
Function block........................................................................... 359
Signals.......................................................................................360
Settings......................................................................................360
Operation principle.................................................................... 361
Automation bits AUTOBITS............................................................361
Identification.............................................................................. 361
Functionality.............................................................................. 361
Function block........................................................................... 362
Signals.......................................................................................362
Settings......................................................................................363
Operation principle.................................................................... 363
Function commands for IEC 60870-5-103 I103CMD..................... 364
Functionality.............................................................................. 364
Function block........................................................................... 364
Signals.......................................................................................364
Settings......................................................................................365
IED commands for IEC 60870-5-103 I103IEDCMD....................... 365
Functionality.............................................................................. 365
Function block........................................................................... 365
Signals.......................................................................................365
Settings......................................................................................366
Function commands user defined for IEC 60870-5-103
I103USRCMD.................................................................................366
Functionality.............................................................................. 366
Function block........................................................................... 366
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Signals.......................................................................................366
Settings......................................................................................367
Function commands generic for IEC 60870-5-103 I103GENCMD.367
Functionality.............................................................................. 367
Function block........................................................................... 368
Signals.......................................................................................368
Settings......................................................................................368
IED commands with position and select for IEC 60870-5-103
I103POSCMD.................................................................................368
Functionality.............................................................................. 368
Function block........................................................................... 369
Signals.......................................................................................369
Settings......................................................................................369
Section 13 Logic.............................................................................371
Tripping logic common 3-phase output SMPPTRC........................371
Identification.............................................................................. 371
Functionality.............................................................................. 371
Function block........................................................................... 371
Signals.......................................................................................372
Settings......................................................................................372
Operation principle.................................................................... 372
Technical data........................................................................... 373
Trip matrix logic TMAGGIO............................................................ 373
Identification.............................................................................. 373
Functionality.............................................................................. 373
Function block........................................................................... 374
Signals.......................................................................................374
Settings......................................................................................375
Operation principle.................................................................... 376
Configurable logic blocks................................................................377
Standard configurable logic blocks............................................377
Functionality......................................................................... 377
OR function block................................................................. 379
Inverter function block INVERTER....................................... 380
PULSETIMER function block .............................................. 381
Controllable gate function block GATE................................ 382
Exclusive OR function block XOR........................................ 383
Loop delay function block LOOPDELAY.............................. 384
Timer function block TIMERSET.......................................... 385
AND function block ..............................................................386
Set-reset memory function block SRMEMORY....................387
Reset-set with memory function block RSMEMORY........... 388
Technical data........................................................................... 390
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