GE Digital Relays

Overview of Digital Relays

ISO Training John S. Levine, P.E. Levine Lectronics & Lectric John@L!.co" www.L!.co"

ISO Training July 22, 2008 Outline

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Introduction Overview of Digital Relays Tools #

Enervista Launc!ad

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"ower"oint !resentations at

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#E Digital Relays # "rotection $asics #

SR%8&

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#E 'ultilin #(0 Training

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"ost #lover )#R Training

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*)SI Sy+ols andout

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-onversion of Electro.'ecan Electro.'ecanical ical to Electronic seet

#

#E 'ultilin Training -D/s

ISO Training July 22, 2008 Outline

# # #

Introduction Overview of Digital Relays Tools #

Enervista Launc!ad

#

"ower"oint !resentations at

#

#E Digital Relays # "rotection $asics #

SR%8&

#

#E 'ultilin #(0 Training

#

"ost #lover )#R Training

#

*)SI Sy+ols andout

#

-onversion of Electro.'ecan Electro.'ecanical ical to Electronic seet

#

#E 'ultilin Training -D/s

Trends

R elays are Electro+ecanical # 1 of Installed $ase of Relays # &0 of )ew Relays "urcased are Digital3Electronic # Lingering Issue of 4"utting *ll Eggs In One $as5et6  $ 4)o $ac5u!6  $ 4Li5e to See Dis5 'ove6  $ Solve wit $ac5u! 7suc as DI*- as ac5u! to SR0 or 90:  $ #ain E;cellent *ccuracy and )o Setting Drift

# 'anufacturers ave -reated Relay 9a+ilies, tus reducing +aintenance, Oser -onfigurale Ti+e -urrent -urves

Self.Testing sting of Relay/s *lgorit+s *lgorit+s wit *lar+ -ontact - ontact # Self.Te  $ Reduce "eriodic "e riodic Testing % Every ?.2 years for Electro+ecanical % Every 1.?0 years for Digital 7or 'ore@:

# I+!roved Syste+ Data  $ 9ault Location < Re!orting  $ Internal O!eration Data

. Aa Aavefor+ -a!turing

 $ $rea5er Bealt 'onitoring  $ SeCuence of Event Re!orting

. De De+and Interval Records

. 'etering

'icro!rocessor.Relay 'icro!rocessor.Rel ay $enefits

# 9le;ile Settings  $ 'ulti!le Setting Levels

# -o++unication -a!ailities  $ Local via ey!ad  $ Re+ote via -o+!uter and 'ode+  $ )etwor5s can e created

# Reduced "anel S!ace < Airing  $ -o+!act "ac5aging  $ Tested at 9actory  $ Eli+inate -o+!onent "anel 'etering

Digital Relays . *reas Of >se # # # # # # # # #

Distriution 9eeder "rotection Reclosing Down -onductor Detection $rea5er 9ailure "rotection #enerator "rotection Trans+ission Line "rotection Transfor+er "rotection $us "rotection 'otor "rotection

NEW

OLD

"rogra++aility # Digital Relays Bave  $ "rogra++ale In!uts  $ "rogra++ale Out!uts 7*L*R' < TRI":  $ "rogra++ale Logic % $oolean Logic . *)D, OR, )OT Logic  $ "rogra++ale Ti+e -urrent -urves

Aavefor+ -a!turing Including $ar "lotting of >nit O!eration

'etering

# 0=21 . 1 *ccuracy on I < F # Ty!ical Falues #-urrent #Foltage #Aatts, Fars, "9 #9reCuency #5A, 5Far #"ase *ngles

# 'in < 'a; Falues wit Date < Ti+e Sta+! # Bar+onic Falues of I # Sy++etrical -o+!onents # O!eration -ounters # $rea5er "osition

# -an $e *ccessed Locally or Re+otely # So+e Relays Bave *nalog Out!uts "ro!ortional to 'etering Falues 7i=e= 0.?+*:

'etering

Oter 'onitoring # $rea5er Bealt 'onitoring  $ -u+ulative I2T or IT  $ *ctivate *lar+ *t Set Level

# De+and Interval Re!orting  $ ?1, (0, 0 'inute Intervals over Several Days  $ I, Aatts, Fars, F*, "9

# "ea5 Falues Recorded  $ Date < Ti+e Sta+!ed

# Tri! < -lose -oil 'onitor  # 9ault Location < 9ault Re!orting

SeCuence Of Events Recording # Events Stored wit Date < Ti+e  $ *lar+s  $ -ontact O!erations  $ Logins < Logouts  $ Aavefor+ -a!tures  $ Re+ote O!erations  $ Resets  $ Setting -anges

# Last ?00.?000 Events Stored

Settings

# Easier Tan Electro+ecanical3Static # 9le;ile settings # Relays Bave 'ulti!le Setting #rou!s  $ -an e Switced wit In!ut -ontacts or Re+otely

# Settings *re Stored in 9iles and Down Loaded to Relay wit "-

# Easy to -o!y E;isting Setting 9iles and 'odify # *ccurate I+!le+entation of Settings  $ )o Overtravel  $ )o Large Drifts in Set "oints

# Selection of Reset Ti+es  $ 9ast 7Digital: or Slow 7Electro+ecanical:

Local -o++unications # Tru ey!ad, >!, Down *rrows, Enter3Select eys or RS2(2 "ort on Relay

# # # #

Local LED Dis!lay Reset ey3$utton LED Targets "assword "rotection "ase TO-? O" "ase * "ase $ "ase *lar+ 8

UP

DN

ENTER

-o++unications

Re+ote -o++unications # Tru Rear RS2(2 or RS%81 "ort >sing Standard 'ode+ Software or Relay 'anufacturer/s -o++unication Software

# "assword "rotection # ?0'!s Eternet -onnections . Aire or 9ier  # 'ulti!le "rotocol Su!!ort 7D)"(=0, 'odus RT>, Devicenet, "rofius, and IE- ?810: DSL or  Tele!one 'ode+ 'ode+

REL*G

Substation Communications - LAN  WAN

-o++unications

'e+ory 'a! E;a+!le ro'(

)**ress

Descri(tion

+'rrent

!

Phase ) +'rrent

!-

Phase  +'rrent

!/

Phase + +'rrent

!D

Phase ) Differential

!E

Phase  Differential

!0

Phase + Differential

*vailale -ontrol y Digital Relays via -o++unications < "rotocols

# Reset Data  $ 'in3'a;, De+and, etc=

# # # #

Reset Targets O!erate Out!ut -ontacts Tri! < -lose Trigger Aavefor+ -a!ture

# Set Date < Ti+e # 9orce In!ut -ontact O!eration

# $loc5 Relay 9unctions # "erfor+ Setting -anges

'aintenance $enefits

# # # # # # #

Self.Test -a!ailities Re+ote -o++unications Easy Setting -anges One 'odel -ould $e >sed for Several *!!lications )o Setting Drift of Digital Relay Reduced Airing 9las 'e+ory  $ >!gradeale 9ir+ware

Today/s 9eeder and Transfor+er Digital Relays

DI*-,DI9-,DS9Single "ase Overcurrent "rotection # Digital Overcurrent Relay "latfor+ w3 True R'S Overcurrent 'easure+ent 71031?:

# Re!lace I*-, I9- and S9- relays= = =  $

Self "owered 7no D- $attery ReCuired:

 $

Sa+e case siHe, no +etal +odifications

 $

Si+!ly add surge ground lead

# >ser Selection of ? curve caracteristics  $

# # # # # #

E;act Du!lication of I*-1?, I*-1( < I*- -aracteristics

Instantaneous Overcurrent Delay Setting Reset -aracteristic Selection 79ast or E3': Draw.out -ase wit Test 9acilities Retrofit e;isting I*-, I9- and S9- -ases Fery Low $urden 7?=8F*: )o -o++unications

SR0 . 9eeder "rotection # # # # # # # # # # # # # # # # # # #

? Sa+!les3-ycle ( "ase < #round Overcurrent "rotection "rogra++ale Ti+e -urrent -urves Over3>nder Foltage Over3>nder 9reCuency Sync -ec5 % Sot Reclosing 9ault Location % Setting #rou!s *nalog Out!uts3In!ut 783?: 'etering I, F, A, Far, F*, "9, BH, A, Far Aavefor+ -a!turing RS%81 -o++unications D)"(=0 and 'odus RT> "rotocols 9las 'e+ory for >!grades Drawout -onstruction "rogra++ale Dis!lay Si+ulation Test 'ode IRI#.$ Ti+e Sync

SR123 enerator 4anage"ent Relay Product Overview • Ideal Protection for Induction and Synchronous Generators at 25 5! and "!#$ • %o&'lete Generator Protection includin() »  Generator Stator Di*erential »  2 +one Distance ,ac-u' »  .!!/ Stator Ground • #i(h s'eed sa&'lin( .2 sa&'les 'er cycle • Drawout %ase Installation • Powerful 0ault Recordin() 1avefor& Seuence of Events • Ethernet and Serial %o&&unications • Ener3ista Suite of Software su''orted • 4eterin( of all i&'ortant 'ara&eters

SR489 Protection Functions Protection Functions Include: • Generator Stator Diferential •  Backup Distance Protection •  1! Stator Ground •  Generator "n#alance •  $oss o% &'citation •  (ccidental &ner)i*ation •  Breaker Fail •  P+ase ,-ercurrent . /olta)e Restraint •  0eutral Inst 2 3ied ,-ercurrent •  0e) Se5uence ,-ercurrent •  "nder 2 ,-er /olta)e •  "nder 2 ,-er Fre5uenc6 •  Generator 3+eral 7odel •  R3D 3eperature •  ,-ere'citation . /olts2ert*

SR%1 . Transfor+er "rotection # # # # # # # # # # # # # # # # # # # #

% Sa+!les3-ycle ( "ase Differential "rotection ( "ase < #round O vercurrent !er Ainding *da!tive Ti+e Overcurrent "rogra++ale Ti+e -urrent -urves Loss of Life 'onitoring 7O!t=: % Setting #rou!s Bar+onic *nalysis 7u! to 21st: *ngle < ero SeCuence -o+!ensation *nalog Out!uts3In!ut 7O!t=: 2 < ( Ainding 'odels -onfigurale Logic Aavefor+ -a!turing < "layac5 Si+ulation Test 'ode 9las 'e+ory for >!grades RS%81 -o++unications 'odus RT> and D)"(=0 "rotocols "rogra++ale Dis!lay Dyna+ic -T Ratio -orrection IRI#.$ Ti+e Sync

Transfor+er'anage+ent Relay

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•G30 and G60 (Generator: Comprehensive) •T60 and T35 (Transformer: Basic up to 66 Windings) • B30 and B90 (Busar: Comprehensive up to !" #eeders) • $60 ($otor)

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90 0ee*er Protection Single 9eeder "rotection wit $us Foltage # # # # # # # # # # # # # # # # # # # # # # # # # # # #

Phase, 9e'tral & ro'n* Ti"e Overc'rrent :5-P, 5-9, 5-; Phase, 9e'tral & ro'n* Inst.Overc'rrent :5P, 59, 5; 9egative Sen*ervoltage ele"ent :?; >n*erfre & >+) Protocols 2 Setting ro'(s

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