1MRK504113-UEN C en Technical Reference Manual RET670 1.2

7/22/2019 1MRK504113-UEN C en Technical Reference Manual RET670 1.2

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Relion 670 series

Transformer protection RET670Technical reference manual


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Document ID: 1MRK 504 113-UENIssued: December 2012

Revision: CProduct version: 1.2

Copyright 2012 ABB. All rights reserved


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CopyrightThis 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 thirdparty, nor used for any unauthorized purpose.

The software and hardware described in this document is furnished under a licenseand may be used or disclosed only in accordance with the terms of such license.

TrademarksABB and Relion are registered trademarks of the ABB Group. All other brand or

product names mentioned in this document may be trademarks or registeredtrademarks of their respective holders.

WarrantyPlease inquire about the terms of warranty from your nearest ABB representative.

ABB AB

Substation Automation Products

SE-721 59 Vsters

Sweden

Telephone: +46 (0) 21 32 50 00

Facsimile: +46 (0) 21 14 69 18

http://www.abb.com/substationautomation
http://http//WWW.ABB.COM/SUBSTATIONAUTOMATION


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DisclaimerThe 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 guaranteedproperties. All persons responsible for applying the equipment addressed in thismanual must satisfy themselves that each intended application is suitable andacceptable, including that any applicable safety or other operational requirementsare 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 butnot limited to personal injuries or death) shall be the sole responsibility of the

person or entity applying the equipment, and those so responsible are herebyrequested to ensure that all measures are taken to exclude or mitigate such risks.

This document has been carefully checked by ABB but deviations cannot becompletely ruled out. In case any errors are detected, the reader is kindly requestedto notify the manufacturer. Other than under explicit contractual commitments, inno event shall ABB be responsible or liable for any loss or damage resulting fromthe use of this manual or the application of the equipment.


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ConformityThis product complies with the directive of the Council of the European

Communities on the approximation of the laws of the Member States relating toelectromagnetic compatibility (EMC Directive 2004/108/EC) and concerningelectrical equipment for use within specified voltage limits (Low-voltage directive2006/95/EC). This conformity is the result of tests conducted by ABB inaccordance with the product standards EN 50263 and EN 60255-26 for the EMCdirective, and with the product standards EN 60255-1 and EN 60255-27 for the lowvoltage directive. The product is designed in accordance with the internationalstandards of the IEC 60255 series.


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Table of contentsSection 1 Introduction.....................................................................29

Introduction to the technical reference manual.................................29

About the complete set of manuals for an IED............................29

About the technical reference manual.........................................30

This manual.................................................................................31

Introduction.............................................................................31

Principle of operation..............................................................31

Input and output signals.........................................................34

Function block........................................................................34

Setting parameters.................................................................34

Technical data........................................................................35

Intended audience.......................................................................35

Related documents......................................................................35

Revision notes.............................................................................36

Section 2 Analog inputs..................................................................37Introduction.......................................................................................37

Operation principle...........................................................................37

Function block..................................................................................38

Setting parameters...........................................................................39

Section 3 Local HMI.......................................................................45Human machine interface ................................................................45

Small size HMI..................................................................................47

Small............................................................................................47

Design.........................................................................................47

Medium size graphic HMI.................................................................49

Medium........................................................................................49

Design.........................................................................................49

Keypad.............................................................................................51LED...................................................................................................52

Introduction..................................................................................52

Status indication LEDs................................................................52

Indication LEDs...........................................................................52

Local HMI related functions..............................................................53

Introduction..................................................................................53

General setting parameters.........................................................54

Status LEDs.................................................................................54

Design....................................................................................54

Function block........................................................................54

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Indication LEDs...........................................................................55

Introduction.............................................................................55

Design....................................................................................55Function block........................................................................62


Setting parameters.................................................................62

Section 4 Basic IED functions........................................................65Authorization.....................................................................................65

Principle of operation...................................................................65

Authorization handling in the IED...........................................66

Self supervision with internal event list.............................................67

Introduction..................................................................................67


Internal signals.......................................................................69

Run-time model......................................................................71

Function block.............................................................................72

Output signals..............................................................................72

Setting parameters......................................................................72

Technical data.............................................................................73

Time synchronization........................................................................73

Introduction..................................................................................73

Principle of operation...................................................................73General concepts...................................................................73

Real-time clock (RTC) operation............................................76

Synchronization alternatives..................................................77

Process bus IEC 61850-9-2LE synchronization.....................80

Function block.............................................................................80

Output signals..............................................................................80


Technical data.............................................................................84

Parameter setting groups.................................................................84

Introduction..................................................................................84Principle of operation...................................................................84

Function block.............................................................................85

Input and output signals..............................................................86


ChangeLock function CHNGLCK.....................................................86

Introduction..................................................................................87


Function block.............................................................................87



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Test mode functionality TEST..........................................................88

Introduction..................................................................................88


Function block.............................................................................90Input and output signals..............................................................90


IED identifiers...................................................................................91

Introduction..................................................................................91


Product information..........................................................................92

Introduction..................................................................................92


Factory defined settings..............................................................92

Signal matrix for binary inputs SMBI................................................93Introduction..................................................................................93


Function block.............................................................................93


Signal matrix for binary outputs SMBO ...........................................94

Introduction..................................................................................94


Function block.............................................................................95


Signal matrix for mA inputs SMMI....................................................96Introduction..................................................................................96


Function block.............................................................................96


Signal matrix for analog inputs SMAI...............................................97

Introduction..................................................................................97


Frequency values........................................................................97

Function block.............................................................................99

Input and output signals..............................................................99Setting parameters....................................................................100

Summation block 3 phase 3PHSUM..............................................102

Introduction................................................................................102

Principle of operation.................................................................102

Function block...........................................................................103

Input and output signals............................................................103

Setting parameters....................................................................103

Authority status ATHSTAT.............................................................104

Introduction................................................................................104

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Function block...........................................................................104

Output signals............................................................................104

Setting parameters....................................................................105Denial of service DOS....................................................................105

Introduction................................................................................105


Function blocks..........................................................................105

Signals.......................................................................................106

Settings......................................................................................106

Section 5 Differential protection...................................................107Transformerdifferential protection T2WPDIF and T3WPDIF ........107

Introduction ...............................................................................107


Function calculation principles.............................................110

Logic diagram.......................................................................133

Function block...........................................................................138



Technical data...........................................................................147

Restricted earth-fault protection, low impedance REFPDIF ..........148

Introduction................................................................................148

Operation principle....................................................................149Fundamental principles of the restricted earthfault

protection..............................................................................149

Restricted earth-fault protection, low impedance

differential protection............................................................152

Calculation of differential current and bias current...............153

Detection of external earth faults..........................................155

Algorithm of the restricted earth fault protection...................156

Function block...........................................................................157



Technical data...........................................................................159

1Ph High impedance differential protection HZPDIF .....................159

Identification..............................................................................159

Introduction................................................................................159


Logic diagram.......................................................................160

Function block...........................................................................161



Technical data...........................................................................162

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Section 6 Impedance protection ..................................................163Distance measuring zones, quadrilateral characteristic

ZMQPDIS, ZMQAPDIS, ZDRDIR...................................................163

Identification..............................................................................163

Introduction................................................................................163


Full scheme measurement...................................................164

Impedance characteristic.....................................................164

Minimum operating current...................................................168

Measuring principles............................................................168

Directional impedance element for quadrilateral

characteristics......................................................................171

Simplified logic diagrams......................................................173

Function block...........................................................................176



Technical data...........................................................................181

Distance measuring zone, quadrilateral characteristic for

series compensated lines ZMCPDIS, ZMCAPDIS, ZDSRDIR.......181

Introduction................................................................................182






Directionality for series compensation..................................190


Function block...........................................................................195



Technical data...........................................................................201

Phase selection, quadrilateral characteristic with fixed angle

FDPSPDIS......................................................................................201

Identification..............................................................................201

Introduction................................................................................202


Phase-to-earth fault..............................................................204

Phase-to-phase fault............................................................206

Three-phase faults...............................................................2 08

Load encroachment..............................................................208

Minimum operate currents....................................................213


Function block...........................................................................218

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Technical data...........................................................................221

Full-scheme distance measuring, Mho characteristicZMHPDIS ......................................................................................221

Introduction................................................................................221




Basic operation characteristics.............................................223

Theory of operation..............................................................225


Function block...........................................................................236

Input and output signals............................................................237Setting parameters....................................................................238

Technical data...........................................................................239

Full-scheme distance protection, quadrilateral for earth faults

ZMMPDIS, ZMMAPDIS..................................................................240

Introduction................................................................................240





Measuring principles............................................................244Directional lines....................................................................246


Function block...........................................................................251



Technical data...........................................................................254

Directional impedance element for mho characteristic and

additional distance protection directional function for earth

faults ZDMRDIR, ZDARDIR...........................................................254

Introduction................................................................................255


Directional impedance element for mho characteristic

ZDMRDIR.............................................................................255

Additional distance protection directional function for

earth faults ZDARDIR...........................................................258

Function block...........................................................................260



Mho impedance supervision logic ZSMGAPC................................262

Introduction................................................................................262

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Fault inception detection......................................................263

Function block...........................................................................264


Faulty phase identification with load encroachment

FMPSPDIS.....................................................................................265

Introduction................................................................................266


The phase selection function................................................266

Function block...........................................................................277



Technical data...........................................................................279Distance protection zone, quadrilateral characteristic, separate

settings ZMRPDIS, ZMRAPDIS and ZDRDIR................................279

Introduction................................................................................280






Directional impedance element for quadrilateral

characteristics......................................................................287


Function block...........................................................................292



Technical data...........................................................................296

Phase selection, quadrilateral characteristic with settable

angle FRPSPDIS............................................................................297

Introduction................................................................................297


Phase-to-earth fault..............................................................300

Phase-to-phase fault............................................................302

Three-phase faults...............................................................303

Load encroachment..............................................................304

Minimum operate currents....................................................309


Function block...........................................................................314



Technical data...........................................................................317

Power swing detection ZMRPSB ...................................................317

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Introduction................................................................................317


Resistive reach in forward direction.....................................319

Resistive reach in reverse direction.....................................319Reactive reach in forward and reverse direction..................320

Basic detection logic.............................................................320

Operating and inhibit conditions...........................................323

Function block...........................................................................324



Technical data...........................................................................326

Power swing logic ZMRPSL ..........................................................326

Introduction................................................................................326

Principle of operation.................................................................326Communication and tripping logic........................................326

Blocking logic.......................................................................327

Function block...........................................................................329



Pole slip protection PSPPPAM ......................................................330

Introduction................................................................................330


Function block...........................................................................334


Technical data...........................................................................335

Phase preference logic PPLPHIZ...................................................336

Introduction................................................................................336


Function block...........................................................................338



Section 7 Current protection.........................................................341Instantaneous phase overcurrent protection 3-phase output

PHPIOC .........................................................................................341

Introduction................................................................................341


Function block...........................................................................342



Technical data...........................................................................343

Four step phase overcurrent protection OC4PTOC ......................343

Introduction................................................................................343

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Function block...........................................................................349


Setting parameters....................................................................351Technical data...........................................................................356

Instantaneous residual overcurrent protection EFPIOC ................357

Introduction................................................................................357


Function block...........................................................................358



Technical data...........................................................................359

Four step residual overcurrent protection, zero, negative

sequence direction EF4PTOC .......................................................359Introduction................................................................................359


Operating quantity within the function..................................360

Internal polarizing.................................................................361

External polarizing for earth-fault function............................363

Base quantities within the protection....................................363

Internal earth-fault protection structure................................363

Four residual overcurrent steps............................................364

Directional supervision element with integrated

directional comparison function............................................365Second harmonic blocking element.....................................367

Switch on to fault feature......................................................369

Function block...........................................................................371



Technical data...........................................................................378

Four step directional negative phase sequence overcurrent

protection NS4PTOC .....................................................................378

Introduction................................................................................379

Principle of operation.................................................................379Operating quantity within the function..................................379

Internal polarizing facility of the function..............................380

External polarizing for negative sequence function..............381

Base quantities within the function.......................................381

Internal negative sequence protection structure..................381

Four negative sequence overcurrent stages........................382

Directional supervision element with integrated

directional comparison function............................................383

Function block...........................................................................386


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Technical data...........................................................................392

Sensitive directional residual overcurrent and power protection

SDEPSDE .....................................................................................392Introduction................................................................................392


Function inputs.....................................................................394

Function block...........................................................................400



Technical data...........................................................................404

Thermal overload protection, one time constant LPTTR................405

Introduction................................................................................405

Principle of operation.................................................................405Function block...........................................................................408



Technical data...........................................................................410

Thermal overload protection, two time constants TRPTTR ...........410

Introduction................................................................................410


Function block...........................................................................415



Breaker failure protection CCRBRF ..............................................417

Introduction................................................................................417


Function block...........................................................................420



Technical data...........................................................................422

Pole discordance protection CCRPLD ..........................................423

Introduction................................................................................423Principle of operation.................................................................423

Pole discordance signaling from circuit breaker...................426

Unsymmetrical current detection..........................................426

Function block...........................................................................426



Technical data...........................................................................428

Directional underpower protection GUPPDUP...............................428

Introduction................................................................................428

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Low pass filtering..................................................................431

Calibration of analog inputs..................................................431

Function block...........................................................................432Input and output signals............................................................433


Technical data...........................................................................434

Directional overpower protection GOPPDOP ................................435

Introduction................................................................................435


Low pass filtering..................................................................438

Calibration of analog inputs..................................................438

Function block...........................................................................439


Technical data...........................................................................442

Broken conductor check BRCPTOC .............................................442

Introduction................................................................................442


Function block...........................................................................444



Technical data...........................................................................445

Capacitor bank protection CBPGAPC............................................445Introduction................................................................................445


Measured quantities.............................................................445

Reconnection inhibit feature.................................................448

Overcurrent feature..............................................................449

Undercurrent feature............................................................450

Capacitorharmonic overload feature...................................450

Capacitorreactive power overload feature...........................452

Function block...........................................................................453


Technical data...........................................................................456

Negativ sequence time overcurrent protection for machines

NS2PTOC ......................................................................................457

Introduction................................................................................457


Start sensitivity.....................................................................459

Alarm function......................................................................460

Logic diagram.......................................................................460

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Function block...........................................................................461



Technical data...........................................................................463

Section 8 Voltage protection........................................................465Two step undervoltage protection UV2PTUV ................................465

Introduction................................................................................465


Measurement principle.........................................................466

Time delay............................................................................466

Blocking................................................................................472

Design..................................................................................473

Function block...........................................................................475



Technical data...........................................................................478

Two step overvoltage protection OV2PTOV ..................................479

Introduction................................................................................479



Time delay............................................................................480

Blocking................................................................................486

Design..................................................................................486Function block...........................................................................488



Technical data...........................................................................491

Two step residual overvoltage protection ROV2PTOV .................491

Introduction................................................................................492



Time delay............................................................................492

Blocking................................................................................498Design..................................................................................498

Function block...........................................................................499



Technical data...........................................................................502

Overexcitation protection OEXPVPH ............................................502

Introduction................................................................................503


Measured voltage.................................................................505

Operate time of the overexcitation protection.......................506

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Cooling.................................................................................510

Overexcitation protection function measurands...................510

Overexcitation alarm............................................................511

Logic diagram.......................................................................511Function block...........................................................................512



Technical data...........................................................................514

Voltage differential protection VDCPTOV ......................................514

Introduction................................................................................514


Function block...........................................................................516



Loss of voltage check LOVPTUV ..................................................517

Introduction................................................................................517


Function block...........................................................................519



Technical data...........................................................................520

Section 9 Frequency protection....................................................521Underfrequency protection SAPTUF .............................................521Introduction................................................................................521



Time delay............................................................................522

Voltage dependent time delay..............................................522

Blocking................................................................................524

Design..................................................................................524

Function block...........................................................................525


Technical data...........................................................................526

Overfrequency protection SAPTOF ...............................................526

Introduction................................................................................527



Time delay............................................................................527

Blocking................................................................................528

Design..................................................................................528

Function block...........................................................................529

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Technical data...........................................................................530

Rate-of-change frequency protection SAPFRC .............................530Introduction................................................................................530



Time delay............................................................................531

Blocking................................................................................531

Design..................................................................................532

Function block...........................................................................533



Technical data...........................................................................534

Section 10 Multipurpose protection................................................535General current and voltage protection CVGAPC..........................535

Introduction................................................................................535


Measured quantities within CVGAPC...................................536

Base quantities for CVGAPC function..................................538

Built-in overcurrent protection steps.....................................538

Built-in undercurrent protection steps...................................544

Built-in overvoltage protection steps....................................545Built-in undervoltage protection steps..................................545

Logic diagram.......................................................................545

Function block...........................................................................550



Technical data...........................................................................560

Section 11 Secondary system supervision.....................................563Current circuit supervision CCSRDIF ............................................563

Introduction................................................................................563


Function block...........................................................................565



Technical data...........................................................................566

Fuse failure supervision SDDRFUF...............................................566

Introduction................................................................................566


Zero and negative sequence detection................................567

Delta current and delta voltage detection.............................571

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Dead line detection...............................................................573

Main logic.............................................................................573

Function block...........................................................................577


Technical data...........................................................................578

Section 12 Control..........................................................................581Synchrocheck, energizing check, and synchronizing

SESRSYN......................................................................................581

Introduction................................................................................581


Basic functionality.................................................................582

Logic diagrams.....................................................................582

Function block...........................................................................591



Technical data...........................................................................597

Apparatus controlAPC...................................................................598

Introduction................................................................................598


Error handling............................................................................599

Bay control QCBAY...................................................................601

Introduction...........................................................................601

Principle of operation............................................................601

Function block......................................................................603

Input and output signals.......................................................603

Setting parameters...............................................................604

Local/Remote switch.................................................................604

Introduction...........................................................................604


Function block......................................................................606



Switch controller SCSWI...........................................................607

Introduction...........................................................................608


Function block......................................................................613



Circuit breaker SXCBR..............................................................614

Introduction...........................................................................615


Function block......................................................................619

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Circuit switch SXSWI.................................................................620

Introduction...........................................................................620Principle of operation............................................................620

Function block......................................................................624



Bay reserve QCRSV..................................................................625

Introduction...........................................................................626


Function block......................................................................628


Setting parameters...............................................................630Reservation input RESIN...........................................................630

Introduction...........................................................................630


Function block......................................................................632



Interlocking ....................................................................................634

Introduction................................................................................634


Logical node for interlocking SCILO .........................................637Introduction...........................................................................637

Logic diagram.......................................................................637

Function block......................................................................638


Interlocking for busbar earthing switch BB_ES .........................638

Introduction...........................................................................639

Function block......................................................................639

Logic diagram.......................................................................639


Interlocking for bus-section breaker A1A2_BS..........................640Introduction...........................................................................640

Function block......................................................................641

Logic diagram.......................................................................642


Interlocking for bus-section disconnector A1A2_DC ................644

Introduction...........................................................................645

Function block......................................................................645

Logic diagram.......................................................................646


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Interlocking for bus-coupler bay ABC_BC ................................647

Introduction...........................................................................647

Function block......................................................................648

Logic diagram.......................................................................649Input and output signals.......................................................651

Interlocking for 1 1/2 CB BH .....................................................654

Introduction...........................................................................654

Function blocks....................................................................655

Logic diagrams.....................................................................657


Interlocking for double CB bay DB ...........................................666

Introduction...........................................................................666

Function block......................................................................667

Logic diagrams.....................................................................669Input and output signals ......................................................672

Interlocking for line bay ABC_LINE ..........................................675

Introduction...........................................................................675

Function block......................................................................676

Logic diagram.......................................................................677


Interlocking for transformer bay AB_TRAFO ............................684

Introduction...........................................................................685

Function block......................................................................686

Logic diagram.......................................................................687Input and output signals.......................................................688

Position evaluation POS_EVAL.................................................690

Introduction...........................................................................690

Logic diagram.......................................................................690

Function block......................................................................691


Voltage control................................................................................691

Introduction................................................................................691


Automatic voltage control for tap changer TR1ATCC andTR8ATCC .................................................................................693


Tap changer control and supervision, 6 binary inputs

TCMYLTC and TCLYLTC ........................................................705


Connection between TR1ATCC or TR8ATCC and

TCMYLTCor TCLYLTC.............................................................709

Function block...........................................................................713



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Technical data...........................................................................730

Logic rotating switch for function selection and LHMI

presentation SLGGIO.....................................................................731


Functionality and behaviour ................................................733

Graphical display..................................................................733

Function block...........................................................................735



Selector mini switch VSGGIO.........................................................737

Introduction................................................................................737


Function block...........................................................................738Input and output signals............................................................738


IEC61850 generic communication I/O functions DPGGIO.............739

Introduction................................................................................739


Function block...........................................................................740


Settings......................................................................................740

Single point generic control 8 signals SPC8GGIO.........................740


Function block...........................................................................741



AutomationBits, command function for DNP3.0 AUTOBITS..........742

Introduction................................................................................743


Function block...........................................................................744


Setting parameters....................................................................745Single command, 16 signals SINGLECMD....................................759

Introduction................................................................................759


Function block...........................................................................760



Section 13 Scheme communication...............................................763Scheme communication logic for residual overcurrent

protection ECPSCH .......................................................................763

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Introduction................................................................................763


Blocking scheme..................................................................764

Permissive under/overreaching scheme..............................765Unblocking scheme..............................................................766

Function block...........................................................................767



Technical data...........................................................................769

Current reversal and weak-end infeed logic for residual

overcurrent protection ECRWPSCH...............................................769

Introduction................................................................................769


Directional comparison logic function...................................770Fault current reversal logic...................................................770

Weak-end infeed logic..........................................................771

Function block...........................................................................772



Technical data...........................................................................773

Section 14 Logic.............................................................................775Tripping logic SMPPTRC ...............................................................775

Introduction................................................................................775


Logic diagram.......................................................................777

Function block...........................................................................780



Technical data...........................................................................782

Trip matrix logic TMAGGIO............................................................782

Introduction................................................................................782


Function block...........................................................................784



Configurable logic blocks................................................................786

Introduction................................................................................786

Inverter function block INV........................................................786

OR function block OR................................................................787

AND function block AND...........................................................788

Timer function block TIMER......................................................788

Pulse timer function block PULSETIMER..................................789

Exclusive OR function block XOR.............................................789

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Loop delay function block LOOPDELAY...................................790

Set-reset with memory function block SRMEMORY.................790

Reset-set with memory function block RSMEMORY.................791

Controllable gate function block GATE......................................792Settable timer function block TIMERSET..................................793

Technical data...........................................................................794

Fixed signal function block FXDSIGN............................................794


Function block...........................................................................795



Boolean 16 to Integer conversion B16I..........................................796

Introduction................................................................................796




Boolean 16 to Integer conversion with logic node

representation B16IFCVI................................................................797

Introduction..................................................................... ...........797


Function block...........................................................................798


Setting parameters....................................................................799Integer to Boolean 16 conversion IB16..........................................799

Introduction................................................................................799


Function block...........................................................................800



Integer to Boolean 16 conversion with logic node

representation IB16FCVB...............................................................801

Introduction..................................................................... ...........801




Section 15 Monitoring.....................................................................805Measurements................................................................................805

Introduction................................................................................806


Measurement supervision....................................................807

Measurements CVMMXN.....................................................811

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Phase current measurement CMMXU.................................816

Phase-phase and phase-neutral voltage measurements

VMMXU, VNMMXU..............................................................817

Voltage and current sequence measurements VMSQI,CMSQI..................................................................................817

Function block...........................................................................817



Technical data...........................................................................835

Event counter CNTGGIO................................................................836

Identification..............................................................................836

Introduction................................................................................837


Reporting..............................................................................837

Design..................................................................................837

Function block...........................................................................838

Input signals..............................................................................838


Technical data...........................................................................839

Event function EVENT....................................................................839

Introduction................................................................................839


Function block...........................................................................841


Logical signal status report BINSTATREP.....................................844

Introduction................................................................................844


Function block...........................................................................845



Measured value expander block RANGE_XP................................846

Introduction................................................................................847



Disturbance report DRPRDRE..............................

1MRK504113-UEN C en Technical Reference Manual RET670 1.2

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Transcript of 1MRK504113-UEN C en Technical Reference Manual RET670 1.2