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phVng? cM th_ ctOch hp ` m:t trong h.i b: bo v nu trn+Lo v 7hong
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bn v\ =G ##%+"1 !)u hFnh h thGng bo v =o lch th.nh c,i %##7Ka/m
#> b: bo v =o lch th.nh c,i theo nguJn tbc tcng tr` th)p? =o=,nh
HVng 7t hp v(i =o =,nh h(ng+Q1 !)u hFnh h thGng bo v =o lch th.nh
c,i $$#7K v >>#7Kd H-ng #> b: bo v =o lch th.nh c,i theo
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c.o &Q>* c tr.ng b9 /ng b: v(i eLf? c gii cbt trDc tip m,J
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binHVng chIn =P eLf+ LovchOnh$0
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ng8n m,J cbt u vo phO. $$#7Kc;. eLf? tOn hiu in ,p c l)J t5 m,J bin
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HIJ trung ,p0 c tOch hp c,c chPcn8ng bo v %#S%>? %#S%>T?
%#LU? QA tOn hiu HVng in c l)Jt5 m,J bin HVng chIn =P cu:n trung ,p
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line termin.l=+- 2he rel.J =h.ll incorpor.te . jour1=hot
=ingleSthree pole tripS.utoreclo=er nith jourinHepenHentlJ =et open
time interv.l=+InHepenHentlJ =et re=et time= jrom reclo=e cJcle.nH
jrom loc7out =h.ll be .v.il.ble+ =imult.neou=lJ =upport
rel.J1to1rel.J eight bit Hirectlogic communic.tion+1 2he rel.J
=h.ll incluHe =ik =tep= oj jreNuencJ protection+ fll element= =h.ll
be =ett.ble jorunHer1 or overjreNuencJ+- 2he rel.J =h.ll
incorpor.te ph.=e .nH ph.=e1to1ph.=e unHer1 .nH overvolt.ge
combin.tionelement= .= nell .= =eNuence overvolt.ge element= jor
protection .nH control+- 2he rel.J =h.ll incluHe tno =Jnchroni=m
chec7 element= nith =ep.r.te m.kimum .ngle=etting=+
2he=Jnchroni=mchec7junction=h.ll
compen=.tejorbre.7erclo=etime.nH.llon Hijjerent =ource= oj
=Jnchroniging volt.ge &Kf? KL? K!? KfL? KL!? K!f*+- 2he rel.J
=h.ll be c.p.ble oj .utom.tic.llJ recorHing o=cillogr.phic recorH=
oj >%? @#? or"# cJcle= cont.ining loc.l .nH remote current=?
loc.l volt.ge=? =J=tem jreNuencJ? .nH Hc=J=tem volt.ge+ vent= =h.ll
be =toreH in nonvol.tile memorJ+ 2he rel.J =h.ll .l=o incluHe.
deNuenti.l vent= iecorHer &di* th.t =tore= the l.te=t %>$
entrie=+1 2he rel.J =h.ll incluHe >" =t.tu= .nH trip t.rget
Rl=+- 2he rel.J =h.ll incluHe . bre.7er ne.r monitor nith
u=er1Hejin.ble ne.r curve=? oper.tioncounter? .nH .ccumul.teH
interrupteH current= per ph.=e+- 2he rel.J =h.ll me.=ure .nH report
the =ub=t.tion b.tterJ volt.ge pre=enteH to the rel.Jponer =upplJ
termin.l=+ 2no u=er1=elect.ble thre=holH p.r.meter= =h.ll be
proviHeH jor.l.rm .nH control purpo=e=+ Kolt.ge level .t the time
oj tripping =h.ll be monitoreH .nHrecorHeH+UullJ progr.mm.ble
optoi=ol.teH input= .nH cont.ct output=+- 2he rel.J =h.ll incluHe .
j.ult loc.ting .lgorithm to proviHe .n .ccur.te e=tim.te oj
j.ultloc.tionnithoutcommunic.tion=ch.nnel=? =peci.l in=trument
tr.n=jormer=? orprej.ultinjorm.tion+- 2he rel.J =h.ll incluHe
progr.mm.ble logic junction= jor . niHe r.nge oj u=erconjigur.ble
protection? monitoring? .nH control =cheme=+- 2he rel.J =h.ll
incluHe .n interj.ce port jor . HemoHul.teH IiIa1L time
=Jnchronig.tioninput =ign.l+2he line
currentHijjerenti.lprotection=h.llnot relJ on thi= or
.nJotherektern.l time =Jn1chronig.tion+ L.tterJ b.c7up re.l1time
cloc7? =Jchronig.ble toHemoHul.teH Ii{a1L input or to =ub=t.tion
m.=ter cloc7+1 Uront .nH=eri.l
communic.tionport=nithcommunic.tion=peeHjrom@##to>C$##b.uH+Z.==norH
protection jor =ecuring remote communic.tion=+1 Uront 7eJ jor
Hi=pl.J+EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
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k thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-01 dojtn.re jor =etting .nH H.t. .n.lJ=i=?communic.tion
c.ble 7it+ *E../4; BO4;EW>Pine current !i66erential
ele7ent*3Zh.=e en.ble level0 >+## to >#+## f +#> f
=tep=*Teg.tive =eNuence en.ble level0 #+%# to %+## f +#> f
=tep=*xero =eNuence en.ble level0 #+%# to %+## f +#> f =tep=*5ho
9ha*e !i*tance ele7ent*3xone > to A impeH.nce re.ch%f nomin.l0
#+#% to "A+## =econH.rJ? #+#> =tep=>f nomin.l0 #+$% to @$#+##
=econH.rJ? #+#> =tep=xone > to A ph.=e to ph.=e current j.ult
Hetector=%f nomin.l0 #+%# to >Q#+## fZ1Z =econH.rJ? #+#> f
=tep=>f nomin.l0 #+># to @A+## fZ1Z =econH.rJ? #+#> f
=tep=5ho an! qua!rilateral groun! !i*tance ele7ent*Q Rone 0 to N
i79e!ance reach3eho element re.ch %f nomin.l0 #+#% to "A+##
=econH.rJ? #+#> =tep=>f nomin.l0 #+$% to @$#+## =econH.rJ?
#+#> =tep=|u.Hril.ter.l re.ct.nce re.ch0%f nomin.l0 #+#% to
"A+## =econH.rJ? #+#> =tep=>f nomin.l0 #+$% to @$#+##
=econH.rJ? #+#> =tep=|u.Hril.ter.l re=i=t.nce re.ch0%f nomin.l0
#+#% to %#+## =econH.rJ? #+#> =tep=>f nomin.l0 #+$% to $%#+##
=econH.rJ? #+#> =tep=On*tantaneou*I!e6inite/ti7e overcurrent
ele7ent*3Zic7up r.nge0%f nomin.l0 #+$% to >##+## f? #+#> f
=tep=>f nomin.l0 #+#% to $#+## f? #+#> f
=tep=%i7e/overcurrent ele7ent*3Zic7up r.nge0%f nomin.l0 #+%# to
>"+## f? #+#> f =tep=>f nomin.l0 #+># to @+$# f?
#+#> f =tep=a[ "/W.O4-E REDOJ X7B ``bRV BOJW
\]`Z[>EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
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thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-01 Tumeric.l b.=eH rel.J+1 Ulu=h mounting in=t.ll.tion?
>Cq r.c7 or p.nel mounteH =upport+- 2he rel.J =h.ll incorpor.te
jive gone= oj mho Hi=t.nce protection jor Hetection oj ph.=ej.ult=+
2hreegone==h.ll be=ett.blejor either jorn.rHor rever=eHirection+
Zo=itive1=eNuence memorJ pol.rig.tion =h.ll be u=eH to proviHe
=t.ble re.ch .nH reli.ble oper.tionjor gero volt.ge j.ult=+ -
2herel.J =h.ll incorpor.te jive gone=oj mho
.nHNu.Hril.ter.lHi=t.nce protection jorHetection oj j.ult=
involving grounH+ 2hree gone= =h.ll be =ett.ble jor either jorn.rH
orrever=e Hirection+ arounH element= =h.ll not overre.ch on
multiph.=e j.ult= .nH =h.ll notbe .jjecteH bJ lo.H jlon+- 2rip time
y $#m=+- 2herel.J=h.ll Hetect !!K2tr.n=ient= .nHbloc7theoper.tionoj
xone>Hi=t.nceelement= Huring the tr.n=ient time+- 2herel.J=h.ll
Hetect =t.ble.nHun=t.bleponer=ning=+ w=er=etting==h.ll
Heterminenhether the rel.J trip= or bloc7= tripping+- 2he rel.J
=h.ll time1t.g event report= to .n .b=olute .ccur.cJ oj }% =+- 2he
rel.J =h.ll incorpor.te =elect.ble input overcurrent element=+
2orNue controlc.p.bilitJ &intern.l .nH ektern.l* =h.ll be
proviHeH+- 2he rel.J =h.ll incorpor.te bre.7er j.ilure logic jor
=ingle1 .nH three1pole tripping .nHreclo=ing+
ietrip.nHtr.n=jertripiniti.tecont.ct==h.ll beproviHeH+
ZoleHi=corH.ncelogic =h.ll be incluHeH+ lropout time oj the current
Hetection circuit =h.ll be le== th.n onecJcle even in c.=e= nith
re=iHu.l Hc current in the !2 =econH.rJ+- 2he rel.J =h.ll
incorpor.te both =ingle1 .nH three1pole reclo=ing nith jour
inHepenHentlJ=et open time interv.l= jor three1pole .nH tno
interv.l= jor =ingle1pole reclo=ing+InHepenHentlJ =et re=et time=
jrom reclo=e cJcle .nH jrom loc7out =h.ll be .v.il.ble+- 2he rel.J
=h.ll incluHe tno =Jnchroni=m chec7 element= nith =ep.r.te m.kimum
.ngle=etting=+ 2he =Jnchroni=m chec7 junction =h.ll incorpor.te
=lip jreNuencJ .nH clo=e .ngle=etting= .nH .llon Hijjerent =ource=
oj =Jnchroniging volt.ge &Kf? KL? K!? KfL? KL!?K!f*+- one? tno
.nH three ph.=e volt.ge j.ilure chec7 th.t nill bloc7 Hi=t.nce
protection+- 2herel.J=h.ll .utom.tic.llJrecorHHi=turb.nceevent= oj
upto$=econH=.t B7Xg=.mpling r.te .nH % =econH= .t > 7Xg =.mpling
r.te+ vent= =h.ll be =toreH in nonvol.tilememorJ+ 2he rel.J =h.ll
.l=o incluHe . deNuenti.l vent= iecorHer &di* th.t =tore=
thel.te=t >### entrie=+- 2he rel.J=h.ll incluHe . bre.7er ne.r
monitor junctionnith. u=er1progr.mm.blebre.7er monitor curve+
lectric.l .nH mech.nic.l oper.ting time=? nith comp.ri=onbetneen
l.=t .nH .ver.ge time=? =h.ll be monitoreH .nH
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thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0- 2herel.J=h.ll me.=ure.nHreport
the=ub=t.tionb.tterJvolt.ge=both.t =te.HJ1=t.teconHition= .nH
Huring trip oper.tion=+ 2no u=er1=elect.ble thre=holH p.r.meter=
=h.ll beproviHeH jor .l.rm .nH control purpo=e= .t e.ch b.tterJ
volt.ge+ - 2he rel.J =h.ll incluHe . j.ult loc.ting .lgorithm to
proviHe .n .ccur.te e=tim.te oj j.ultloc.tionnithout communic.tion=
ch.nnel=? or =peci.l in=trument tr.n=jormer=+ dingleph.=eS three
ph.=e tripping .nH reclo=ing junction+- 2he rel.J =h.ll incluHe
progr.mm.ble logic junction= jor . niHe r.nge oj u=er1conjigur.ble
protection? monitoring? .nH control =cheme=+ Rogic =h.ll h.ve the
.bilitJ tou=e rel.J element=? m.th junction=? - 2he rel.J =h.ll
incluHe .n interj.ce port jor . HemoHul.teH IiIa1L time
=Jnchronig.tioninput=ign.l+Uor ultr.1.ccur.te &le==th.n>#
=*time17eeping c.p.bilitJ? >7ZZd input=h.ll .l=o be .v.il.ble+1
Uront .nH=eri.l
communic.tionport=nithcommunic.tion=peeHjrom@##to>C$##b.uH+Z.==norH
protection jor =ecuring remote communic.tion=+1 Uront 7eJ jor
Hi=pl.J+1 dojtn.re jor =etting .nH H.t. .n.lJ=i=?communic.tion
c.ble 7it .re incluHeH+*E../4; BO4;EW>5ho 9ha*e !i*tance
ele7ent*3%f nomin.l0 #+#% to "A+## =econH.rJ? #+#> =tep=>f
nomin.l0 #+$% to @$#+## =econH.rJ? #+#> =tep=5ho an!
qua!rilateral groun! !i*tance ele7ent*Q Rone 0 to S i79e!ance
reach3eho element re.ch %f nomin.l0 #+#% to "A+## =econH.rJ?
#+#> =tep=>f nomin.l0 #+$% to @$#+## =econH.rJ? #+#>
=tep=|u.Hril.ter.l re.ct.nce re.ch0%f nomin.l0 #+#% to "A+##
=econH.rJ? #+#> =tep=>f nomin.l0 #+$% to @$#+## =econH.rJ?
#+#> =tep=|u.Hril.ter.l re=i=t.nce re.ch0%f nomin.l0 #+#% to
%#+## =econH.rJ? #+#> =tep=>f nomin.l0 #+$% to $%#+##
=econH.rJ? #+#> =tep=On*tantaneou*I!e6inite/ti7e overcurrent
ele7ent*3Zic7up r.nge0%f nomin.l0 #+$% to >##+## f? #+#> f
=tep=>f nomin.l0 #+#% to $#+## f? #+#> f
=tep=%i7e/overcurrent
ele7ent*3EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
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thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0Zic7up r.nge0%f nomin.l0 #+%# to >"+## f? #+#> f
=tep=>f nomin.l0 #+># to @+$# f? #+#> f =tep=c[ "/W.O4-E
REDOJ X7B ZZbRV BOJW \]`Z[>1 Tumeric.l b.=eH rel.J+1 Ulu=h
mounting in=t.ll.tion? >Cq r.c7 or p.nel mounteH =upport+- 2he
rel.J =h.ll incorpor.te jour gone= oj mho Hi=t.nce protection jor
Hetection oj ph.=ej.ult=+ 2no gone= =h.ll be =ett.ble jor either
jorn.rH or rever=e Hirection+ Loth po=itive1=eNuence memorJ
pol.rigeH .nH compen=.tor1Hi=t.nce ph.=e Hi=t.nce element= =h.ll
be.v.il.ble+- 2he rel.J =h.ll Hetect !!K2 tr.n=ient= .nH bloc7 the
oper.tion oj overre.ching xone >Hi=t.nce element=+- one? tno .nH
three ph.=e volt.ge j.ilure chec7 th.t nill bloc7 Hi=t.nce
protection+- 2herel.J=h.ll Hetect =t.ble.nHun=t.bleponer=ning=+
w=er=etting==h.ll Heterminenhether the rel.J trip= or bloc7=
tripping+- 2he rel.J =h.ll incluHe tno gero1=eNuence compen=.tion
j.ctor=? one jor unHerre.chinggrounH Hi=t.nce .nH one jor
overre.ching grounH Hi=t.nce+ e.gnituHe .nH ph.=e .ngle oje.ch
gero1=eNuence compen=.tion j.ctor =h.ll be inHepenHentlJ
.Hru=t.ble+- 2herel.J=h.ll incorpor.teph.=e? re=iHu.l grounH?
.nHneg.tive1=eNuenceovercurrentelement=+ Uor .HHeH =ecuritJ?
Hirection.l element=? lo.H encro.chment logic? .nH torNuecontrol
c.p.bilitJ &intern.l .nH ektern.l* =h.ll be proviHeH+- 2he
rel.J =h.ll incorpor.te jour gone= oj mho Hi=t.nce .nH jour gone=
oj Nu.Hril.ter.lHi=t.nce protection jor grounH j.ult protection+
2no gone= oj e.ch tJpe =h.ll be =elect.blejor either the jorn.rH or
rever=e Hirection+- 2he rel.J =h.ll incorpor.te unHer1 .nH
overvolt.ge element= jor protection .nH control+- 2he rel.J =h.ll
incorpor.te po=itive1? neg.tive1? .nH gero1=eNuence overvolt.ge
element=jor protection- .nH control+- 2herel.J=h.ll
incorpor.te.jour=hotreclo=ernithjourinHepenHentlJ=etopentimeinterv.l=+
InHepenHentlJ=et re=et time= jromreclo=ecJcle.nHjromloc7out =h.ll
be.v.il.ble+- 2he rel.J =h.ll incluHe tno =Jnchroni=m chec7
element= nith =ep.r.te m.kimum .ngle=etting=+
2he=Jnchroni=mchec7junction=h.ll
compen=.tejorbre.7erclo=etime.nH.llon Hijjerent =ource= oj
=Jnchroniging volt.ge &Kf? KL? K!? KfL? KL!?
K!f*+EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
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thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0- 2he rel.J =h.ll h.ve reHuceH =etting =tep1Hi=t.nce? Zo22?
.nH l!L =cheme= .v.il.ble in.pplic.tion =etting= templ.te=+- 2he
rel.J =h.ll be c.p.ble oj .uto1m.tic.llJ recorHing Hi=turb.nce
event= oj >%? @#? or "#cJcle=+ vent==h.ll
be=toreHinnon1vol.tilememorJ+ 2herel.J=h.ll .l=oincluHe.deNuenti.l
vent= iecorHer &di* th.t =tore= the l.te=t %>$ entrie=+- 2he
rel.J =h.ll incluHe >" =t.tu= .nH trip t.rget Rl=+- 2he rel.J
=h.ll incluHe . bre.7er ne.r monitor junction nith . u=er
progr.mm.ble bre.7ermonitor curve per the bre.7er m.nuj.cturer~=
recommenH.tion=+- 2he rel.J =h.ll me.=ure .nH report the =ub=t.tion
b.tterJ volt.ge pre=enteH to the rel.Jponer =upplJ termin.l=+ 2no
u=er1=elect.ble thre=holH p.r.meter= =h.ll be proviHeH jor.l.rm .nH
control purpo=e=+- 2he rel.J =h.ll incluHe . j.ult loc.ting
.lgorithm to proviHe .n .ccur.te e=tim.te oj
j.ultloc.tionnithoutcommunic.tion=ch.nnel=? =peci.l in=trument
tr.n=jormer=? orprej.ultinjorm.tion+- 2he rel.J =h.ll incluHe
progr.mm.ble logic junction= jor . niHe r.nge oj u=erconjigur.ble
protection? monitoring? .nH control =cheme=+- 2he rel.J =h.ll
incluHe .n interj.ce port jor . HemoHul.teH IiIa1L time
=Jnchronig.tioninput =ign.l+- deri.l communic.tion port nith
communic.tion =peeH jrom$A## to >C$## b.uH+Z.==norH protection
jor =ecuring remote communic.tion=+- Uront 7eJ jor Hi=pl.J+-
dojtn.re jor =etting= .nH H.t. .n.lJ=i=s commnic.tion c.ble
7it+*E../4; BO4;EW>5ho 9ha*e !i*tance ele7ent*3%f nomin.l0 #+#%
to "A+## =econH.rJ? #+#> =tep=>f nomin.l0 #+$% to @$#+##
=econH.rJ? #+#> =tep=5ho an! qua!rilateral groun! !i*tance
ele7ent*Q Rone 0 to S i79e!ance reach3eho element re.ch %f nomin.l0
#+#% to "A+## =econH.rJ? #+#> =tep=>f nomin.l0 #+$% to @$#+##
=econH.rJ? #+#> =tep=|u.Hril.ter.l re.ct.nce re.ch0%f nomin.l0
#+#% to "A+## =econH.rJ? #+#> =tep=>f nomin.l0 #+$% to @$#+##
=econH.rJ? #+#> =tep=|u.Hril.ter.l re=i=t.nce re.ch0%f nomin.l0
#+#% to %#+## =econH.rJ? #+#>
=tep=EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
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thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0>f nomin.l0 #+$% to $%#+## =econH.rJ? #+#>
=tep=On*tantaneou*I!e6inite/ti7e overcurrent ele7ent*3Zic7up
r.nge0%f nomin.l0 #+$% to >##+## f? #+#> f =tep=>f
nomin.l0 #+#% to $#+## f? #+#> f =tep=%i7e/overcurrent
ele7ent*3Zic7up r.nge0%f nomin.l0 #+%# to >"+## f? #+#> f
=tep=>f nomin.l0 #+># to @+$# f? #+#> f =tep=d[
"/BE-./74OD O8EB-1BBE4. REDOJ \]e_fe_N[ .JLE Z> -
eicroproce==or1b.=eH rel.J+- Ulu=h mounting in=t.ll.tion? >Cq
r.c7 or p.nel mounteH =upport+- 2he rel.J =h.ll incorpor.te ph.=e
.nH neg.tive1=eNuence overcurrent element= jorHetection oj ph.=e
j.ult=+ Uor .HHeH =ecuritJ? the rel.J =h.ll proviHe Hirection.l
element=?lo.H encro.chment logic? .nH torNue1control c.p.bilitJ
&intern.l .nH ektern.l*+- 2he rel.J =h.ll incorpor.te re=iHu.l
grounH .nH neutr.l grounH overcurrent element= jorHetection oj
grounH j.ult=+ Uor .HHeH =ecuritJ? the rel.J =h.ll proviHe
Hirection.l element=.nH torNue1control c.p.bilitJ &intern.l .nH
ektern.l*+- 2he rel.J =h.ll incorpor.te unHervolt.ge .nH
over1volt.ge element= jor cre.ting protection.nH control =cheme=?
incluHing but not limiteH to the jolloning0 volt.ge chec7=
&e+g+? hotbu=SHe.Hline* jor reclo=ings blonntr.n=jormer
high=iHeju=eHetectionlogics control=cheme= jor c.p.citor b.n7=+-
2he rel.J =h.ll incorpor.te po=itive1? neg.tive1? .nH gero1=eNuence
volt.ge element= th.tc.n be logic.llJ conjigureH jor either unHer1
or overvolt.ge .pplic.tion=+- one? tno .nH three ph.=e volt.ge
j.ilure chec7 th.t nill bloc7 Hirection.l protection+- 2he rel.J
=h.ll incorpor.te =ik level= oj unHer1Sover1jreNuencJ element= jor
Hetection ojponer =J=tem jreNuencJ Hi=turb.nce=+ .ch =etting level
=h.ll u=e .n inHepenHentlJ =ettimer jor lo.H =heHHing or gener.tor
tripping =cheme=+-
2herel.J=h.llincorpor.te.jour1=hotreclo=er+It=h.llincluHejourinHepenHentlJ=etopen
time interv.l=? .n inHepenHentlJ =et re=et time jromreclo=e cJcle?
.nH .ninHepenHentlJ =et re=et time jrom loc7out+- 2he rel.J =h.ll
incluHe tno =Jnchroni=m chec7 element= nith =ep.r.te m.kimum
.ngle=etting= &e+g+? one jor .utoreclo=ing .nH one jor m.nu.l
clo=ing*+ 2he =Jn1chroni=m chec7junction=h.ll
compen=.tejorbre.7erclo=etime.nHcon=t.nt
ph.=e.ngleHijjerence=EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
C;ng t# Gin l?c Hit na7>Q 0-I0-I-.Cu hnh h thng & qui cch k
thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0betneenthetnovolt.ge=ource=u=eHjor=Jnchroni=mchec7&ph.=e.ngleHijjerence==ett.ble
in @#1Hegree increment=*+- 2herel.J=h.ll
bec.p.bleoj.utom.tic.llJrecorHingHi=turb.nceevent=oj>%or@#cJcle=
nith =ett.ble prej.ult Hur.tion .nH u=er1HejineH triggering+ vent=
=h.ll be =toreH innonvol.tile memorJ+ 2he rel.J =h.ll incluHe .n di
th.t =tore= the l.te=t %>$ entrie=+- 2he rel.J=h.ll incluHe
u=er1=ett.ble Hem.nH current thre=holH= jor ph.=e?
neg.tive1=eNuence? neutr.l? .nH re=iHu.l Hem.nH me.=urement=+- 2he
rel.J =h.ll incluHe . bre.7er ne.r monitor nith u=er1Hejin.ble ne.r
curve=? oper.tioncounter? .nH .ccumul.teH interrupteH current= bJ
ph.=e+- 2he rel.J =h.ll me.=ure .nH report the =ub=t.tion b.tterJ
volt.ge pre=enteH to the rel.Jponer =upplJ termin.l=+ 2no
u=er1=elect.ble thre=holH p.r.meter= =h.ll be proviHeH jor.l.rm .nH
control purpo=e=+- 2he rel.J =h.ll incluHe . j.ult loc.ting
.lgorithm to proviHe .n .ccur.te e=tim.te oj
j.ultloc.tionnithoutcommunic.tion=ch.nnel=? =peci.l in=trument
tr.n=jormer=? orprej.ultinjorm.tion+- 2he rel.J =h.ll incluHe
progr.mm.ble logic junction= jor . niHe r.nge oj u=er1conjigur.ble
protection? monitoring? .nH control =cheme=+- 2he rel.J =h.ll
incluHe .n interj.ce port jor . HemoHul.teH IiIa1L time
=Jnchronig.tioninput =ign.l+- deri.l communic.tion port nith
communic.tion =peeH jrom$A## to >C$## b.uH+Z.==norH protection
jor =ecuring remote communic.tion=+- Uront 7eJ jor Hi=pl.J+-
dojtn.re jor =etting= .nH H.t. .n.lJ=i=s commnic.tion c.ble
7it+*E../4; BO4;EW>On*tantaneou*I2e6inite/ti7e overcurrent
ele7ent*3#+#% to $#+## In? #+#> f =tep=#+$# to @A+## In? #+#>
f =tep= jor ph.=e1to1ph.=e element=#+#> to $#+## In? #+##$ f
=tep= re=iHu.l grounH element=%i7e/overcurrent ele7ent*3#+> to
@+$ In? #+#> f =tep=#+#$ to @+$ In? #+#> f =tep= jor
re=iHu.le[ "/BE-./74OD O8EB-1BBE4. REDOJ \]e_fe_N[ .JLE ` > -
eicroproce==or1b.=eH
rel.J+EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
C;ng t# Gin l?c Hit na7>B 0-I0-I-.Cu hnh h thng & qui cch k
thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0- Ulu=h mounting in=t.ll.tion? >Cq r.c7 or p.nel mounteH
=upport+- 2he rel.J =h.ll incorpor.te ph.=e .nH neg.tive1=eNuence
overcurrent element= jorHetection oj ph.=e j.ult=+ Uor .HHeH
=ecuritJ? the rel.J =h.ll proviHe Hirection.l element=?lo.H
encro.chment logic? .nH torNue1control c.p.bilitJ &intern.l .nH
ektern.l*+- 2he rel.J =h.ll incorpor.te re=iHu.l grounH .nH neutr.l
grounH overcurrent element= jorHetection oj grounH j.ult=+ Uor
.HHeH =ecuritJ? the rel.J =h.ll proviHe Hirection.l element=.nH
torNue1control c.p.bilitJ &intern.l .nH ektern.l*+- 2he rel.J
=h.ll incorpor.te .H.ptive ph.=e overcurrent element= th.t perjorm
reli.blJ inthe pre=ence oj current tr.n=jormer =.tur.tion? Hc
ojj=et? .nH ojj1jreNuencJ h.rmonic=+- 2he rel.J =h.ll incorpor.te
Hirection.l grounH element= jor ungrounHeH? Zeter=en !oil1grounHeH?
.nHimpeH.nce1grounHeH=J=tem=? u=ing.neutr.l current ch.nnel th.t
c.nnith=t.nH %## f jor one =econH &therm.l r.ting*+- 2he rel.J
=h.ll incorpor.te unHervolt.ge .nH over1volt.ge element= jor
cre.ting protection.nH control =cheme=? incluHing but not limiteH
to the jolloning0 volt.ge chec7= &e+g+? hotbu=SHe.Hline* jor
reclo=ings blonntr.n=jormer high=iHeju=eHetectionlogics
control=cheme= jor c.p.citor b.n7=+- 2he rel.J =h.ll incorpor.te
po=itive1? neg.tive1? .nH gero1=eNuence volt.ge element= th.tc.n be
logic.llJ conjigureH jor either unHer1 or overvolt.ge
.pplic.tion=+- one? tno .nH three ph.=e volt.ge j.ilure chec7 th.t
nill bloc7 Hirection.l protection+- 2he rel.J =h.ll incorpor.te =ik
level= oj unHer1Sover1jreNuencJ element= jor Hetection ojponer
=J=tem jreNuencJ Hi=turb.nce=+ .ch =etting level =h.ll u=e .n
inHepenHentlJ =ettimer jor lo.H =heHHing or gener.tor tripping
=cheme=+-
2herel.J=h.llincorpor.te.jour1=hotreclo=er+It=h.llincluHejourinHepenHentlJ=etopen
time interv.l=? .n inHepenHentlJ =et re=et time jromreclo=e cJcle?
.nH .ninHepenHentlJ =et re=et time jrom loc7out+- 2he rel.J =h.ll
incluHe tno =Jnchroni=m chec7 element= nith =ep.r.te m.kimum
.ngle=etting= &e+g+? one jor .utoreclo=ing .nH one jor m.nu.l
clo=ing*+ 2he =Jn1chroni=m chec7junction=h.ll
compen=.tejorbre.7erclo=etime.nHcon=t.nt
ph.=e.ngleHijjerence=betneenthetnovolt.ge=ource=u=eHjor=Jnchroni=mchec7&ph.=e.ngleHijjerence==ett.ble
in @#1Hegree increment=*+- 2herel.J=h.ll
bec.p.bleoj.utom.tic.llJrecorHingHi=turb.nceevent=oj>%or@#cJcle=
nith =ett.ble prej.ult Hur.tion .nH u=er1HejineH triggering+ vent=
=h.ll be =toreH innonvol.tile memorJ+ 2he rel.J =h.ll incluHe .n di
th.t =tore= the l.te=t %>$ entrie=+- 2he rel.J=h.ll incluHe
u=er1=ett.ble Hem.nH current thre=holH= jor ph.=e?
neg.tive1=eNuence? neutr.l? .nH re=iHu.l Hem.nH me.=urement=+- 2he
rel.J =h.ll incluHe . bre.7er ne.r monitor nith u=er1Hejin.ble ne.r
curve=? oper.tioncounter? .nH .ccumul.teH interrupteH current= bJ
ph.=e+EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
C;ng t# Gin l?c Hit na7>C 0-I0-I-.Cu hnh h thng & qui cch k
thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0- 2he rel.J =h.ll me.=ure .nH report the =ub=t.tion b.tterJ
volt.ge pre=enteH to the rel.Jponer =upplJ termin.l=+ 2no
u=er1=elect.ble thre=holH p.r.meter= =h.ll be proviHeH jor.l.rm .nH
control purpo=e=+- 2he rel.J =h.ll incluHe . j.ult loc.ting
.lgorithm to proviHe .n .ccur.te e=tim.te oj
j.ultloc.tionnithoutcommunic.tion=ch.nnel=? =peci.l in=trument
tr.n=jormer=? orprej.ultinjorm.tion+- 2he rel.J =h.ll incluHe
progr.mm.ble logic junction= jor . niHe r.nge oj u=er1conjigur.ble
protection? monitoring? .nH control =cheme=+- 2he rel.J =h.ll
incluHe .n interj.ce port jor . HemoHul.teH IiIa1L time
=Jnchronig.tioninput =ign.l+- deri.l communic.tion port nith
communic.tion =peeH jrom$A## to >C$## b.uH+Z.==norH protection
jor =ecuring remote communic.tion=+- Uront 7eJ jor Hi=pl.J+-
dojtn.re jor =etting= .nH H.t. .n.lJ=i=s commnic.tion c.ble
7it+*E../4; BO4;EW>On*tantaneou*I2e6inite/ti7e overcurrent
ele7ent*3#+#% to $#+## In? #+#> f =tep=#+$# to @A+## In? #+#>
f =tep= jor ph.=e1to1ph.=e element=#+#> to $#+## In? #+##$ f
=tep= re=iHu.l grounH element=%i7e/overcurrent ele7ent*3#+> to
@+$ In? #+#> f =tep=#+#$ to @+$ In? #+#> f =tep= jor
re=iHu.l_[ O8EB-1BBE4. REDOJ \]dbfdZ, dbfdZN[> -
eicroproce==or1b.=eH rel.J+- Ulu=h mounting con=truction? r.c7 or
p.nel mounteH =upport+- 2hree ph.=e? grounH .nH neg.tive1deNuence
overcurrent? Hejinite1time .nH inver=e timeelement=+- 2he rel.J
=h.ll incluHe progr.mm.ble logic junction= jor . niHe r.nge oj
u=er1conjigur.ble protection? monitoring? .nH control =cheme=+-
2herel.J=h.llincorpor.te.jour1=hotreclo=er+It=h.llincluHejourinHepenHentlJ=etopen
time interv.l=? .n inHepenHentlJ =et re=et time jromreclo=e cJcle?
.nH .ninHepenHentlJ =et re=et time jrom loc7out+- Lre.7er j.ilure
protection+EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
C;ng t# Gin l?c Hit na7$# 0-I0-I-.Cu hnh h thng & qui cch k
thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0- Lre.7er monitor? nhichu=e= bre.7er m.nuj.cturer~=
publi=heHH.t. jor m.inten.nce=cheHuling+- eetering c.p.bilitie=
.llon= u=er to =ee re.l1time ph.=e oper.ting v.lue=+- Luilt1in
j.ult recorHer oj >#=ec .nH =eNuen=e event recorHer Hi=pl.J= .t
le.=t $%" time1t.ggeH event= nith >m= time re=olution+- ft le.=t
eight B* Rl= jor rel.J =t.tu= Hi=pl.J+- L.tterJ b.c7eH1up re.l1time
cloc7? =Jnchronig.ble to HemoHul.teH IiIa1L input+- deri.l
communic.tion port nith communic.tion =peeH jrom$A## to >C$##
b.uH+Z.==norH protection jor =ecuring remote communic.tion=+- Uront
7eJ jor Hi=pl.J+- dojtn.re jor =etting= .nH H.t. .n.lJ=i=s
commnic.tion c.ble 7it+*E../4;
BO4;EW>On*tantaneou*I2e6inite/ti7e overcurrent ele7ent*3#+>#
to >"+## In? #+#> f =tep=%i7e/overcurrent ele7ent*3#+> to
@+$ In? #+#> f =tep=^[ B1WFOB gB7.E-./74 REDOJ X7B ``bRV O4h
ZZbRV B1WFOB\]^_B[> - eicroproce==or1b.=eH rel.J+- Ulu=h
mounting con=truction+- Ron1impeH.nce me=uring principle+- 2he
bu=b.r =J=tem c.p.citJ =h.ll be =ujjicient jor 0-b.J= .nH . tot.l
oj Mbu=b.r gone=.nH =h.ll h.ve po==ibilitJ to ektenH in the juture+
- 2he rel.J =h.ll ev.lu.te tno inHepenHent criteri.0 Hijjerenti.l
current nith re=tr.int je.ture.nH Hirection.l comp.ri=on- 2he rel.J
=h.ll inHepenHentlJ ev.lu.te e.ch ph.=e+- 2herel.J=h.ll
h.vehighthrough1j.ult
=t.bilitJevennhenc+t~==.tur.te.nHreNuireminimum c+t+ perjorm.nce+-
To =nitching oj c+t+ circuit=+- 2he rel.J =h.ll .ccept both r.teH
current= oj >f .nH %f+- dhort oper.ting time irre=pective oj
=t.tion =ige .nH
conjigur.tion+EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
C;ng t# Gin l?c Hit na7$> 0-I0-I-.Cu hnh h thng & qui cch k
thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0- 2he bu=b.r protection =J=tem c.n be conjigur.teH .=
centr.ligeH =cheme nith h.rHn.re.ccomoH.teH in one or =erver.l
cubicle= or .= Hi=tributeH =cheme nith b.J unit= loc.teHclo=e to
the =nitchge.r nith =hort connection= to c+t~=? i=ol.tor=? circuit
bre.7er=? etc+- dign.l= tr.n=jerreH betneen b.J unit= .nH centr.l
unit in both centr.li=eH .nH Hi=tributeH=cheme= vi. optic.l jibre
c.ble= &m.k+ Hi=t.nce .pprok+ >$## m*- Zh.=e .nH grounH
Hirection.l element= jor =en=itive? =ecure j.ult Hetection+-
Zh.=e1bJ1ph.=e me.=urement+- .=ilJ ekten=ible+- iemote .nH ektern.l
u=er1jrienHlJ hum.n m.chine interj.ce+- Uull Higit.l =ign.l
proce==ing+- delj1=upervi=ion+- Intergr.teH event recorHing+-
Intergr.teH Hi=turb.nce recorHing jor poner =J=tem current=+-
Lre.7er j.ilure junction+1 2he jlekibilitJ oj the =J=tem en.ble=
.ll conjigur.tion= oj bu=b.r= jrom =ingle bu=b.r= to Houble bu=b.r=
nith tr.n=jer bu=e=? ring bu=b.r=+- dojtn.re jor =etting= .nH H.t.
.n.lJ=i=s commnic.tion c.ble 7it+N7.E>2heOtalic 8or!*c.n be
ch.ngeH HepenH on the reNuireH number oj b.J .nH bu=b.rneeH= to be
protecteH+Bidder can offer the deviation for each relay but it must
meet the requirement in the wholesystem with Bidders
configuration.EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE%Fng
C;ng t# Gin l?c Hit na7$$ 0-I0-I-.Cu hnh h thng & qui cch k
thut ca r le bo v cho ng !"# v$ %&'%$i liu #(u c)u k thut *
+C,-./-0IV+ Q1/ ij42 8K -k4; .,- .2Q 4;2/
