ABB REL650 series Applications Manual

Relion

®

650 series

Line distance protection REL650 ANSI

Application manual

Document ID: 1MRK 506 334-UUS

Issued: October 2016

Revision: A

Product version: 1.3

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: +46 (0) 21 32 50 00

Facsimile: +46 (0) 21 14 69 18

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 standard 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 and ANSI C37.90.

Table of contents

Section 1 Introduction..........................................................................19

This manual............................................................................................ 19

Intended audience.................................................................................. 19

Product documentation...........................................................................20

Product documentation set................................................................20

Document revision history................................................................. 21

Related documents............................................................................21

Symbols and conventions.......................................................................22

Symbols.............................................................................................22

Document conventions...................................................................... 23

Section 2 Application...........................................................................25

REL650 application.................................................................................25

Available functions..................................................................................30

Main protection functions...................................................................30

Back-up protection functions............................................................. 30

Control and monitoring functions.......................................................32

Station communication...................................................................... 36

Basic IED functions........................................................................... 37

REL650 application examples................................................................ 38

Adaptation to different applications................................................... 38

Functionality table..............................................................................38

Section 3 REL650 setting examples................................................... 41

Setting example for a two-ended overhead transmission line in a

solidly grounded network........................................................................ 41

Calculating general settings for analogue TRM inputs 4I 1I 5U........ 42

Calculating settings for Global base values for setting function

GBASVAL..........................................................................................43

Calculating settings for five zone distance protection,

quadrilateral and mho characteristic ZQMPDIS (21).........................44

Calculating general settings......................................................... 46

Calculating settings for zone 1..................................................... 47

Calculating settings for zone 2..................................................... 51

Calculating settings for zone 3..................................................... 53

Calculating settings for zone 4..................................................... 54

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Application manual

Calculating settings for phase selection with load encroachment

FDPSPDIS (21)................................................................................. 55

Faulty phase identification with load encroachment for mho

FMPSPDIS........................................................................................ 57

Calculating settings for scheme communication logic with delta

based blocking scheme signal transmit ZCPSCH (85)......................57

Principles for over-reach permissive communication logic...........58

Principles for under-reach permissive communication logic.........59

Principle for blocking scheme.......................................................60

Principle for delta blocking scheme.............................................. 62

Calculating setting for current reversal and weak end infeed logic

for distance protection ZCRWPSCH (85).......................................... 64

Calculating setting for switch into fault logic voltage and current

based ZCVPSOF...............................................................................65

Calculating settings for four step phase overcurrent protection 3-

phase output OC4PTOC 51_67.........................................................66

Calculating general settings......................................................... 67

Calculating settings for step 1...................................................... 68

Calculating settings for step 2...................................................... 68

Calculating settings for step 3...................................................... 69

Calculating settings for four step residual overcurrent protection,

zero or negative sequence direction EF4PTOC(51N_67N)...............70

Calculating general settings......................................................... 72

Calculating settings for step 1...................................................... 72

Calculating settings for step 2...................................................... 73

Calculating settings for step 4...................................................... 74

Calculating settings for scheme communication for residual

overcurrent protection ECPSCH (85)................................................ 74

Over-reach permissive logic ........................................................ 75

Under-reach permissive logic ...................................................... 76

Blocking scheme.......................................................................... 78

Calculating settings for current reversal and weak-end infeed

logic for residual overcurrent protection ECRWPSCH (85)............... 79

Calculating settings for breaker failure protection 3-phase

activation and output CCRBRF (50BF)............................................. 81

Setting example for a two-ended over-head transmission line in a

high impedance network.........................................................................82

Calculating settings for phase preference logic PPLPHIZ.................83

Calculating settings for sensitive directional residual overcurrent

protection SDEPSDE 67N................................................................. 85

Section 4 Analog inputs.......................................................................89

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Introduction............................................................................................. 89

Setting guidelines................................................................................... 89

Setting of the phase reference channel.............................................89

Relationships between setting parameter Base Current, CT rated

primary current and minimum pickup of a protection IED..................90

Setting of current channels................................................................90

Example 1.....................................................................................91

Example 2.....................................................................................92

Examples on how to connect, configure and set CT inputs for

most commonly used CT connections..........................................94

Example on how to connect a wye connected three-phase CT

set to the IED................................................................................95

Example how to connect single-phase CT to the IED.................. 98

Setting of voltage channels............................................................. 100

Example......................................................................................100

Examples how to connect, configure and set VT inputs for

most commonly used VT connections........................................100

Examples on how to connect a three phase-to-ground

connected VT to the IED............................................................ 101

Section 5 Local human-machine interface........................................ 105

Local HMI..............................................................................................105

Display.............................................................................................105

LEDs................................................................................................107

Keypad............................................................................................ 108

Local HMI functionality.................................................................... 110

Protection and alarm indication.................................................. 110

Parameter management ............................................................111

Front communication.................................................................. 111

Section 6 Impedance protection........................................................113

Five zone distance protection, quadrilateral and mho characteristic

ZQMPDIS (21)...................................................................................... 113

Identification.................................................................................... 113

Application....................................................................................... 113

System grounding.......................................................................114

Fault infeed from remote end..................................................... 117

Short line application.................................................................. 118

Long transmission line application..............................................119

Parallel line application with mutual coupling............................. 120

Tapped line application...............................................................125

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Load encroachment....................................................................127

Setting guidelines............................................................................ 129

General.......................................................................................129

Setting of characteristic.............................................................. 130

Quadrilateral characteristics....................................................... 136

Mho characteristics.....................................................................138

Phase selection with load enchroachment, quadrilateral

characteristic FDPSPDIS (21).............................................................. 139

Identification.................................................................................... 139

Application....................................................................................... 139

Setting guidelines............................................................................ 139

Load encroachment characteristics............................................139

Resistive reach with load encroachment characteristic..............145

Minimum operate currents..........................................................146

Faulty phase identification with load enchroachment for mho

FMPSPDIS (21).................................................................................... 146

Identification.................................................................................... 146

Application....................................................................................... 146

Setting guidelines............................................................................ 147

Load encroachment....................................................................148

Additional distance protection directional function for ground faults

ZDARDIR (21D)....................................................................................149

Identification.................................................................................... 149

FunctionalityApplication...................................................................150

Setting guidelines............................................................................ 150

Phase preference logic PPLPHIZ......................................................... 152

Identification.................................................................................... 152

Application....................................................................................... 152

Setting guidelines............................................................................ 156

Power swing detection ZMRPSB (68).................................................. 157

Identification.................................................................................... 157

Application....................................................................................... 157

General.......................................................................................157

Basic characteristics...................................................................158

Setting guidelines............................................................................ 158

Automatic switch onto fault logic, voltage and current based

ZCVPSOF.............................................................................................166

Identification.................................................................................... 166

Application....................................................................................... 166

Setting guidelines............................................................................ 167

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Section 7 Current protection..............................................................169

Instantaneous phase overcurrent protection 3-phase output

PHPIOC (50).........................................................................................169

Identification.................................................................................... 169

Application....................................................................................... 169

Setting guidelines............................................................................ 170

Meshed network without parallel line..........................................170

Meshed network with parallel line...............................................172

Instantaneous phase overcurrent protection phase segregated

output SPTPIOC (50)............................................................................174

Identification.................................................................................... 174

Application....................................................................................... 174

Setting guidelines............................................................................ 174

Meshed network without parallel line..........................................175

Meshed network with parallel line...............................................177

Four step phase overcurrent protection 3-phase output OC4PTOC

(51/67).................................................................................................. 179

Identification.................................................................................... 179

Application....................................................................................... 179

Setting guidelines............................................................................ 180

Settings for steps 1 to 4 .............................................................181

2nd harmonic restrain.................................................................183

Four step phase overcurrent protection phase segregated output

OC4SPTOC 51_67............................................................................... 189

Identification.................................................................................... 189

Application....................................................................................... 189

Setting guidelines............................................................................ 190

Settings for steps 1 to 4..............................................................192

2nd harmonic restrain.................................................................194

Example......................................................................................197

Instantaneous residual overcurrent protection EFPIOC (50N)............. 199

Identification.................................................................................... 199

Application....................................................................................... 199

Setting guidelines............................................................................ 199

Four step residual overcurrent protection, zero, negative sequence

direction EF4PTOC (51N/67N)............................................................. 202

Identification.................................................................................... 202

Application....................................................................................... 202

Setting guidelines............................................................................ 204

Settings for steps 1 and 4 ..........................................................205

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Application manual

Common settings for all steps.................................................... 206

2nd harmonic restrain.................................................................208

Line application example1.......................................................... 208

Sensitive directional residual overcurrent and power protection

SDEPSDE (67N)...................................................................................214

Identification.................................................................................... 214

Application....................................................................................... 214

Setting guidelines............................................................................ 216

Time delayed 2-step undercurrent protection UC2PTUC (37)..............224

Identification.................................................................................... 224

Application....................................................................................... 224

Setting guidelines............................................................................ 226

Thermal overload protection, one time constant Fahrenheit/Celsius

LFPTTR/LCPTTR (26)..........................................................................227

Identification.................................................................................... 227

Application....................................................................................... 227

Setting guidelines............................................................................ 228

Breaker failure protection 3-phase activation and output CCRBRF (

50BF).................................................................................................... 229

Identification.................................................................................... 229

Application....................................................................................... 229

Setting guidelines............................................................................ 230

Breaker failure protection phase segregated activation and output

CSPRBRF (50BF).................................................................................233

Identification.................................................................................... 233

Application....................................................................................... 233

Setting guidelines............................................................................ 234

Stub protection STBPTOC (50STB)..................................................... 237

Identification.................................................................................... 237

Application....................................................................................... 237

Setting guidelines............................................................................ 238

Pole discrepancy protection CCRPLD (52PD)..................................... 239

Identification.................................................................................... 239

Application....................................................................................... 239

Setting guidelines............................................................................ 240

Broken conductor check BRCPTOC (46)............................................. 240

Identification.................................................................................... 240

Application....................................................................................... 240

Setting guidelines............................................................................ 241

Directional over-/under-power protection GOPPDOP/GUPPDUP

(32/37).................................................................................................. 241

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Application manual

Application....................................................................................... 241

Directional overpower protection GOPPDOP (32).......................... 243

Identification............................................................................... 244

Setting guidelines....................................................................... 244

Directional underpower protection GUPPDUP (37).........................248

Identification............................................................................... 248

Setting guidelines....................................................................... 248

Negative sequence based overcurrent function DNSPTOC (46)......... 252

Identification.................................................................................... 252

Application....................................................................................... 252

Setting guidelines............................................................................ 252

Section 8 Voltage protection............................................................. 255

Two step undervoltage protection UV2PTUV (27)................................255

Identification.................................................................................... 255

Application....................................................................................... 255

Setting guidelines............................................................................ 256

Equipment protection, such as for motors and generators.........256

Disconnected equipment detection............................................ 256

Power supply quality ..................................................................256

Voltage instability mitigation....................................................... 257

Backup protection for power system faults.................................257

Settings for Two step undervoltage protection........................... 257

Two step overvoltage protection OV2PTOV (59)................................. 258

Identification.................................................................................... 258

Application....................................................................................... 259

Setting guidelines............................................................................ 259

Two step residual overvoltage protection ROV2PTOV (59N)...............262

Identification.................................................................................... 262

Application....................................................................................... 262

Setting guidelines............................................................................ 262

Power supply quality...................................................................263

High impedance grounded systems........................................... 263

Direct grounded system..............................................................264

Settings for Two step residual overvoltage protection................265

Loss of voltage check LOVPTUV (27).................................................. 267

Identification.................................................................................... 267

Application....................................................................................... 267

Setting guidelines............................................................................ 267

Advanced users settings................................................................. 267

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Application manual

Section 9 Frequency protection.........................................................269

Underfrequency protection SAPTUF (81).............................................269

Identification.................................................................................... 269

Application....................................................................................... 269

Setting guidelines............................................................................ 270

Overfrequency protection SAPTOF (81)...............................................270

Identification.................................................................................... 271

Application....................................................................................... 271

Setting guidelines............................................................................ 271

Rate-of-change frequency protection SAPFRC (81)............................ 272

Identification.................................................................................... 272

Application....................................................................................... 272

Setting guidelines............................................................................ 273

Section 10 Secondary system supervision..........................................275

Current circuit supervision CCSRDIF (87)............................................275

Identification.................................................................................... 275

Application....................................................................................... 275

Setting guidelines............................................................................ 276

Fuse failure supervision SDDRFUF......................................................276

Identification.................................................................................... 276

Application....................................................................................... 276

Setting guidelines............................................................................ 277

General.......................................................................................277

Setting of common parameters.................................................. 277

Negative sequence based.......................................................... 278

Zero sequence based.................................................................279

Delta V and delta I ..................................................................... 280

Dead line detection.....................................................................280

Breaker close/trip circuit monitoring TCSSCBR................................... 281

Identification.................................................................................... 281

Application....................................................................................... 281

Section 11 Control...............................................................................287

Synchronism check, energizing check, and synchronizing

SESRSYN (25)..................................................................................... 287

Identification.................................................................................... 287

Application....................................................................................... 287

Synchronizing............................................................................. 287

Synchronism check.................................................................... 288

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Application manual

Energizing check........................................................................ 290

Voltage selection........................................................................ 291

External fuse failure....................................................................292

Application examples.......................................................................293

Single circuit breaker with single busbar.................................... 294

Single circuit breaker with double busbar, external voltage

selection..................................................................................... 295

Single circuit breaker with double busbar, internal voltage

selection..................................................................................... 296

Double circuit breaker.................................................................297

Setting guidelines............................................................................ 298

Autorecloser for 3-phase operation SMBRREC (79)............................ 303

Identification ................................................................................... 303

Application....................................................................................... 303

Auto-reclosing operation OFF and ON....................................... 306

Initiate auto-reclosing and conditions for initiation of a

reclosing cycle............................................................................ 306

Initiate auto-reclosing from CB open information....................... 307

Blocking of the autorecloser....................................................... 307

Control of the auto-reclosing open time .....................................307

Long trip signal........................................................................... 307

Maximum number of reclosing shots..........................................308

3-phase reclosing, one to five shots according to setting

NoOfShots.................................................................................. 308

Reclosing reset timer..................................................................308

Transient fault.............................................................................308

Permanent fault and reclosing unsuccessful signal....................308

Lock-out initiation........................................................................309

Automatic continuation of the reclosing sequence .................... 310

Thermal overload protection holding the auto-reclosing

function back ............................................................................. 311

Setting guidelines............................................................................ 311

Configuration.............................................................................. 311

Auto-recloser parameter settings............................................... 314

Autorecloser for 1/3-phase operation STBRREC (79)..........................317

Identification.................................................................................... 317

Application....................................................................................... 317

Auto-reclosing operation Disabled and Enabled........................ 321

Initiate auto-reclosing and conditions for initiation of a

reclosing cycle............................................................................ 321

Initiate auto-reclosing from CB open information....................... 322

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Application manual

Blocking of the autorecloser....................................................... 322

Control of the auto-reclosing open time for shot 1......................323

Long trip signal........................................................................... 323

Reclosing programs....................................................................323

FirstShot=3ph (normal setting for a single 3 phase shot)...........323

3-phase reclosing, one to five shots according to setting

NoOfShots.................................................................................. 324

FirstShot=1ph 1-phase reclosing in the first shot....................... 324

FirstShot=1ph + 1*3ph 1-phase or 3-phase reclosing in the

first shot...................................................................................... 324

FirstShot=1ph + 1*2/3ph 1-phase, 2-phase or 3-phase

reclosing in the first shot.............................................................325

Evolving fault.............................................................................. 325

Reclosing reset timer..................................................................325

Transient fault.............................................................................326

Permanent fault and reclosing unsuccessful signal....................326

Lock-out initiation........................................................................326

Automatic continuation of the reclosing sequence..................... 327

Thermal overload protection holding the auto-reclosing

function back.............................................................................. 328

Setting guidelines............................................................................ 328

Configuration.............................................................................. 328

Recommendations for input signals........................................... 328

STBRREC- Auto-recloser parameter settings............................ 332

Apparatus control .................................................................................335

Identification.................................................................................... 335

Application....................................................................................... 335

Interaction between modules...........................................................342

Setting guidelines............................................................................ 345

Switch controller (SCSWI).......................................................... 345

Bay control (QCBAY)..................................................................345

Interlocking........................................................................................... 346

Identification.................................................................................... 346

Application....................................................................................... 346

Configuration guidelines.................................................................. 347

Interlocking for busbar grounding switch BB_ES (3)....................... 348

Application.................................................................................. 348

Signals in single breaker arrangement....................................... 348

Signals in double-breaker arrangement..................................... 354

Signals in breaker and a half arrangement.................................355

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Application manual

Interlocking for bus-section breaker A1A2_BS (3)...........................355

Application.................................................................................. 355

Signals from all feeders.............................................................. 356

Configuration setting...................................................................359

Interlocking for bus-section disconnector A1A2_DC (3).................. 360

Application.................................................................................. 360

Signals in single breaker arrangement....................................... 360

Signals in double-breaker arrangement..................................... 364

Signals in breaker and a half arrangement.................................366

Interlocking for bus-coupler bay ABC_BC (3)..................................367

Application.................................................................................. 367

Configuration.............................................................................. 368

Signals from all feeders.............................................................. 368

Signals from bus-coupler............................................................371

Configuration setting...................................................................372

Interlocking for breaker-and-a-half diameter BH (3)........................ 373

Application.................................................................................. 373

Configuration setting...................................................................374

Interlocking for double CB bay DB (3)............................................. 375

Application.................................................................................. 375

Configuration setting...................................................................376

Interlocking for line bay ABC_LINE (3)............................................ 377

Application.................................................................................. 377

Signals from bypass busbar....................................................... 378

Signals from bus-coupler............................................................379

Configuration setting...................................................................382

Interlocking for transformer bay AB_TRAFO (3)..............................383

Application.................................................................................. 383

Signals from bus-coupler............................................................383

Configuration setting...................................................................384

Logic rotating switch for function selection and LHMI presentation

SLGGIO................................................................................................ 385

Identification.................................................................................... 385

Application....................................................................................... 385

Setting guidelines............................................................................ 386

Selector mini switch VSGGIO...............................................................386

Identification.................................................................................... 386

Application....................................................................................... 386

Setting guidelines............................................................................ 387

IEC61850 generic communication I/O functions DPGGIO................... 387

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Application manual

Identification.................................................................................... 387

Application....................................................................................... 388

Setting guidelines............................................................................ 388

Single point generic control 8 signals SPC8GGIO............................... 388

Identification.................................................................................... 388

Application....................................................................................... 388

Setting guidelines............................................................................ 388

Automation bits AUTOBITS.................................................................. 389

Identification.................................................................................... 389

Application....................................................................................... 389

Setting guidelines............................................................................ 389

Section 12 Scheme communication.................................................... 391

Scheme communication logic with delta based blocking scheme

signal transmit ZCPSCH(85)................................................................ 391

Identification.................................................................................... 391

Application....................................................................................... 391

Blocking schemes.......................................................................392

Permissive schemes...................................................................394

Intertrip scheme..........................................................................397

Setting guidelines............................................................................ 397

Blocking scheme........................................................................ 397

Delta blocking scheme............................................................... 398

Permissive underreaching scheme............................................ 398

Permissive overreaching scheme...............................................398

Unblocking scheme.................................................................... 399

Intertrip scheme..........................................................................399

Current reversal and WEI logic for distance protection 3-phase

ZCRWPSCH (85)..................................................................................399

Identification.................................................................................... 399

Application....................................................................................... 399

Current reversal logic................................................................. 399

Weak-end infeed logic................................................................ 400

Setting guidelines............................................................................ 401

Current reversal logic................................................................. 401

Weak-end infeed logic................................................................ 402

Current reversal and WEI logic for distance protection, phase

segregated ZCWSPSCH (85)...............................................................402

Identification.................................................................................... 402

Application....................................................................................... 402

Current reversal logic................................................................. 402

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Application manual

Weak-end infeed logic................................................................ 403

Setting guidelines............................................................................ 404

Current reverse logic.................................................................. 404

Weak-end infeed logic................................................................ 405

Local acceleration logic ZCLCPLAL..................................................... 405

Identification.................................................................................... 405

Application....................................................................................... 405

Setting guidelines............................................................................ 406

Scheme communication logic for residual overcurrent protection

ECPSCH (85)....................................................................................... 407

Identification.................................................................................... 407

Application....................................................................................... 407

Setting guidelines............................................................................ 408

Current reversal and weak-end infeed logic for residual overcurrent

protection ECRWPSCH (85).................................................................408

Identification.................................................................................... 408

Application....................................................................................... 409

Fault current reversal logic......................................................... 409

Weak-end infeed logic................................................................ 410

Setting guidelines............................................................................ 410

Current reversal..........................................................................410

Weak-end infeed........................................................................ 411

Section 13 Logic..................................................................................413

Tripping logic common 3-phase output SMPPTRC (94).......................413

Identification.................................................................................... 413

Application....................................................................................... 413

Three-pole tripping .................................................................... 413

Lock-out......................................................................................414

Blocking of the function block..................................................... 414

Setting guidelines............................................................................ 415

Tripping logic phase segregated output SPTPTRC 94.........................415

Identification.................................................................................... 415

Application....................................................................................... 415

Single- and/or three-pole tripping............................................... 416

Lock out...................................................................................... 417

Blocking of the function block..................................................... 417

Setting guidelines............................................................................ 417

Trip matrix logic TMAGGIO.................................................................. 418

Identification.................................................................................... 418

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Application manual

Application....................................................................................... 418

Setting guidelines............................................................................ 419

Configurable logic blocks......................................................................419

Identification.................................................................................... 419

Application....................................................................................... 420

Configuration.............................................................................. 421

Fixed signals FXDSIGN........................................................................422

Identification.................................................................................... 422

Application....................................................................................... 422

Boolean 16 to integer conversion B16I.................................................423

Identification.................................................................................... 423

Application....................................................................................... 423

Setting guidelines............................................................................ 424

Boolean 16 to integer conversion with logic node representation

B16IFCVI.............................................................................................. 424

Identification.................................................................................... 424

Application....................................................................................... 424

Setting guidelines............................................................................ 424

Integer to boolean 16 conversion IB16A...............................................424

Identification.................................................................................... 424

Application....................................................................................... 425

Setting guidelines............................................................................ 425

Integer to boolean 16 conversion with logic node representation

IB16FCVB.............................................................................................425

Identification.................................................................................... 425

Application....................................................................................... 425

Settings............................................................................................425

Elapsed time integrator with limit transgression and overflow

supervision TEIGGIO............................................................................426

Identification.................................................................................... 426

Application....................................................................................... 426

Setting guidelines............................................................................ 426

Section 14 Monitoring..........................................................................427

IEC61850 generic communication I/O functions SPGGIO................... 427

Identification.................................................................................... 427

Application....................................................................................... 427

Setting guidelines............................................................................ 427

IEC61850 generic communication I/O functions 16 inputs SP16GGIO427

Identification.................................................................................... 427

Application....................................................................................... 428

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