IS 7567: Automatic circuit reclosers

16 Pages·1993·1.7 MB·English

by  Bureau of Indian Standards

इंटरनेट मानक
Disclosure to Promote the Right To Information
Whereas the Parliament of India has set out to provide a practical regime of right to
information for citizens to secure access to information under the control of public authorities,
in order to promote transparency and accountability in the working of every public authority,
and whereas the attached publication of the Bureau of Indian Standards is of particular interest
to the public, particularly disadvantaged communities and those engaged in the pursuit of
education and knowledge, the attached public safety standard is made available to promote the
timely dissemination of this information in an accurate manner to the public.
“जान1 का अ+धकार, जी1 का अ+धकार” “प0रा1 को छोड न’ 5 तरफ”
Mazdoor Kisan Shakti Sangathan Jawaharlal Nehru
“The Right to Information, The Right to Live” “Step Out From the Old to the New”
IS 7567 (1993): Automatic circuit reclosers [ETD 8: High
Voltage Switchgear and Controlgear]
“!ान $ एक न’ भारत का +नम-ण”
Satyanarayan Gangaram Pitroda
““IInnvveenntt aa NNeeww IInnddiiaa UUssiinngg KKnnoowwlleeddggee””
“!ान एक ऐसा खजाना > जो कभी च0राया नहB जा सकता हहहहै””ै”
Bhartṛhari—Nītiśatakam
“Knowledge is such a treasure which cannot be stolen”

tS 7667 : 1993

AUTOMATICCTRC~UITRECLOSERS-
SPECIFICATION
( Second Revision )
UDC 621.3 16-57-064 22

, :
Q BIS 1993
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
December 1993
Price Group 5
hgiH egatloV raeghctiwS and raeglortnoC lanoitceS ,eettimmoC DTE 08
FOREWORD
sihT naidnI dradnatS ( dnoceS noisiveR ) was detpoda yb eht uaeruB fo naidnI Standards, retfa eht tfard
was dezilanif yb hgiH egatloV raeghctiwS and raeglortnoC lanoitceS eettimmoC had neeb devorppa yb
eht lacinhcetortcelE noisiviD .licnuoC
ehT standard was tsrif dehsilbup ni 1975 and was desiver ni 1982. ehT dnoces noisiver has neeb _rednu
nekat ot esaercni eht mumixam detar egatlov morf 12 kV ot 36 kV and ot etadpu eht stnetnoc htiw
ralucitrap ecnerefer ot larur daehrevo enil noitubirtsid smetsys erehw this epyt fo citamotua tiucric
srerolcer era deyolpme-ylediw ni ruo .yrtnuoc
ehT naidnI Standards hcihw era yrassecen stcnujda ot this standard era nevig ni 2.
roF eht esoprup fo gnidiced rehtehw a ralucitrap tnemeriuqer fo this standard is deilpmoc ,htiw eht
lanif ,eulav devresbo ro ,detaluclac gnisserpxe eht tluser fo a tset shall eb dednuor ffo ni ecnadrocca
htiw SI 2 : 1960 seluR‘ rof gnidnuor ffo laciremun seulav ( revised )‘. ehT rebmun fo tnacifingis secalp~
deniater ni eht dednuor ffo eulav dluohs eb eht emas as that fo eht deificeps eulav ni this standard.
is 7567. : w!M
Indian Standard
AUTOMATICCIRCUITRECLOSERS-
SPECIFICATION
(S econd Revision )
1 EPOCS 1s 13118 : 1991 ni noitidda ot esoht woleb shall
.ylppa
1.1 sihT standard srevoc eht stnemeriuqer rof
daehrevo enil elop detnuom ro emarf detnuom 3.1 otuA resolceR
elgnis esahp and eerht esahp ca cttamotua
tiucric sresolcer ( retfaereht dellac -otua 3.1.1 An otua resolcer is a gnihctiws ecived
sresolcer ) rof detar egatlov evoba 1 kV tub up htiw eht yrassecen ecneghletni ot esnes -revo
ot and gnidulcni 36 kV dednetni rof roodtuo stnerruc ot emit and tpurretni tluaf stnerruc
.esu muucaV ro 6FS is eht noitpurretni muidem and fi detceles ot od ,os ot esolcer -itamotua
:deredisnoc ,yllac thus gnirotser ylppus ot an daehrevo .enil
fI eht tluaf persists, neht eht resolcerotua skcol
2 SECNEREFER tuo retfa a teserp rebmun fo ,snoitarepo thus
gnitalosi eht ytluaf eml morf eht .metsys
2.1 ehT gniwollof naidnI Standards era -secen
stcnujda ot this standard: 3.1.2 tsoM trohs tiucric stluaf gnirrucco no
sary
daehrevo senil era tneisnart ni erutan and
IS No. Title evael on tnenamrep egamad nehw yeht era
:2 1960 seluR rof dednuor ffo -iremun .deraelc yB ylbatius gnittes eht resolcer ot
lac seulav ( revised) esolcer retfa a trohs daed ,emit ylppus nac eb
5881 lacinhcetortcelE :yralubacov derotser .yllacitamotua
( traP )71 : 97’91 traP 17 raeghctiwS and -noc
3.2 tinU noitarepO ( fo a resolceR )
raeglort
(first revision )
1893 : 1984 airetirC rof ekauqhtrae 3.2.1 An gnitpurretni noitarepo dewollof yb a
tnatsiser ngised fo serutcurts gnisolc .noitarepo ehT lanif noitpurretni is osla
deredisnoc eno tinu noitarepo ( ees .giF 1 .)
(fourth revision )
207 1 sdohteM fo hgih egatlov
3.3 citamotua-noN gnippirT ( citamotua-noN
( traP 1 ) : 1974 gnitset : traP 1 lareneG
gninepO )
snoitinifed and tset -eriuqer
stnem (first revision ) ehT gninepo fo an otua resolcer ylno ni esnopser
5613 edoC fo ecitcarp rof ,ngised ot an tca fo an .rotarepo
( traP teS/l 1 ) noitalusni and ecnanetniam
3.4 goippirT msinahceM
1985 fo daehrevo rewop :senil
traP 1 seniL up ot and
An yllacirtcele ro yllacinahcem detarepo ecived
gnidulcni 11 kV, noitceS I hcihw sesaeler eht gnidloh snaem and stimrep
ngiseD
(Jirst revision ) eht tcatnoc fo eht otua resolcer ot .nepo ehT
9676 : 1980 ecnerefeR tneibma -epmet esaeler nac eb rehtie shunt pirt esaeler ro seires
erutar rof lacirtcele -piuqe pirt .esaeler
tnem
3.4.1
12360 : 1988 egatloV bands rof lacirtcele Shunt Release
snoitallatsni gnidulcni -erp ehT esaeler dezigrene yb eht delaes egatlov
derref segatlov and ecruos at eht emit fo lacirtcele .gnippirt
ycneuqerf
3.4.2
Series Release
13118 : 1991 lareneG stnemeriuqer rof
tiucric srekaerb rof segatlov ehT esaeler dezigrene yb eht revo tnerruc
evoba 1 000 V gniwolf hguorht eht otua .resolcer
3.5 tuokcoL erutaeF
3 YGOLONIMRET
ehT erutaef hcihw skcul eht stcatnoc ni nepo
3.0 roF eht esoltrup fo- this standard, tnaveler noitisop gniwollof eht noitelpmoc fo eht teserp
snoitinifed ni SI 1885 ( traP 17 ) : 1979 and ecneuqes fo .snoitarepo
1
IS7567 :1993
INITIATION OF
SHORT-CIRCUIT
1 ACTUATION Of
1 TRIP-. CIRCUIT
PRIMARY ARCING
TIME
7
INTERRUPTING TIME RECLOSING INTERVAL
O’PEtjlNG ARCING
RELEASE _ TIME TlME
DELAY -
_ CONTACT
PARTING TIMY
CLEARING TIME
FIG. 1 UNIT OPERATION
3.6 Performance Characteristics NOTES
1 ehT ecnerefer tneibma erutarepmet demussa rof
ehT stimil fo suoirav sretemarap nihtiw hcihw eht esoprup fo siht noitacificeps :era
an tnempiuqe is ot mrofrep yrotcafsitas rednu
)i mumixaM tneibma air erutarepmet C°54
deificeps gnitarepo snoitidnoc as denifed rednu
)ii mumixaM yliad egareva tneibma air
elbaT 3 fo this .noitacificeps
erutarepmet C°53
3.7 Control Unit )iii mumixaM ylraey egareva tneibma air
erutarepmet C°03
lortnoc eludom dettif as an largetni trap fo
A )vi muminiM tneibma air erutarepmet - C°5
otua resolcer ro/dna yltnednepedni ,detnuom
desu rof gnitarepo rednu lamron and lamronba 2 ehT rerutcafunam dluohs cb detlusnoc fi na
resolcer-otua si ot eb detacol erehw eht -epmet
noitidnoc htiw elbammargorp evitcetorp
rature yam llaf edistuo eht detats .stimil
.serutaef
3 ehT seulav fo ecnerefer tneibma erutarepmet
demussa rof eht sesoprup fo siht dradnats era
3.8 Reclosing Time desab no lacigoloroetem data ni eht yrtnuoc -loc
ehT lavretni fo emit neewteb eht dne fo eht detcel revo eht tsap lareves .sraey roF eht -rofni
noitam fo eht sresu fo naidnI sdradnatS no eht
gnicra emit and instant nehw eht- stcatnoc tcejbus fo ele ,ygolonhcetortc sliated fo eht data
hcuot ni all selop gnirud eht txen gnisolcer detcelloc dna eht sisab fo eht snoitpmussa /edam
.noitarepo snoisulcnoc nward eb dah morf s1 9676 : 1980.
)b ehT edutitla seod ton deecxe 1 000 .m roF
3.9 Reclaim Time noitallatsni at an edutitla evoba 1 000 ,m
ehT emit gniwollof a lufsseccus gnisolc -arepo eht rerutcafunam dluohs eb .detlusnoc
,noit derusaem morf eht instant eht otua esolcer
)c ehT tneibma ria is ton yllairetam detullop
yaler gnisolc tcatnoc ,ekam hcihw must espale
erofeb eht otua esolcer yaler lliw etaitini a yb dust, ,ekoms evisorroc ro elbammalf
gases and ,sruopav ro salts. roF noitarepo
gmsolcer ecneuqes ni eht tneve fo a rehtruf
tluaf .tnedicni rednu snoitidnoc fo substantial ,noitullop
ees SI 13118 : 1991.
4 NORMAL SERVICE CONDITIONS
)d ehT gnitaoc-eci seod ton deecxe 5 .”mifgk
4.1 sresolcer-otuA gnimrofnoc ot this standard fI an resolcer-otua is ot eb detacol erehw
era dednetni rof esu rednu eht ecivres snoitidnoc yllamronba ereves snoitidnoc fo eci and
nevig :woleb wons era ,detcepxe tnemeerga dluohs eb
)a tneibmA riA erutarepmeT - ehT -efer dehcaer neewteb eht rerutcafur~-n and
ecner tneibma erutarepmet is 40°C. eht .resu
2
1s 7567 : 1993
)e ehT ___ wind _~~._ erusserP ~_~ seod ton deecxe Table 1 Rated Insulation Levels
700 %m/N ecnadiuG no cisab mumixam ( Clauses 5.3, 8.3 and 9.1 )
wind erusserp ni suoirav parts fo aidnI
eb5i;; had morf SI 5613 ( traP eeS/l 1 ) : Rated Rated LEghI- Rated Dry Rated Wet
Voltage ning Impulse Power Fre- Power Pre-
dnatshtiW ycneuq -htiW ycneuq -htiW
)f tnemeergA dluohs eb dehcaer neewteb egatloV -stand Voltage stand Voltage
the rerutcafunam dna the resu ni cases (IMin) (lkiin)
htrae-erehw sromert yam eb .detcepxe
(3) (4)
ecnadiuG no cimsies senoz ni aidnI nac vk s%{ ) vk ((&k ) )smr(Vk kV sm8I2( )
eb drawn morf SI 1893 : 1984. 12 75 28
36 170 70 70
5 RATING
5.4 Rated Frequency
5.1 Rated Characteristics
ehT detar ycneuqerf fo eht resolcer-otua shall
ehT scitsiretcarahc fo an resolcerotua gnidulcni eb 50 .zH noitairaV ni ycneuqerf dluohs eb
eht gnitarepo secived and largetni tnempiuqe nihtiw f 5 .tnecrep
that shall eb desu ot enimreted its gnitar era
eht :gniwollof 5.5 Rated Normal Current
)a detaR ,egatlov 5.5.-l ehT detar lamron tnerruc fo an -otua
resolcer shall eb detceles morf eht :gniwollof
b) detaR noitalusni ,level
100, 200 and 400 serepma
4 detaR ,ycneuqerf 5.5.2 ehT resolcer-otua shall eb elbapac fo
gniyrrac its detar lamron tnerruc htiw eht -met
4 detaR lamron ,tnerruc
erutarep esir fo eht suoirav parts ton gnideecxe
)e detaR muminim gnippirt egatlov ( rof eht seulav nevig ni SI 13~118 : 1991.
shunt esaeler ,)
5.6 Tripping Release
f> detaR muminim gnippirt tnerruc ( rof
ehT resolcer-otua shall evah rehtie a shunt
seires esaeler ,)
esaeler ro a seires .esaeler
)9 detaR trohs tiucric gnikaerb .tnerruc
5.6.1 ehT muminim gnippirt egatlov rof shunt
h) detaR trohs tiucric making ,tnerruc pirt sresolcer is elbairav and has on noitaler ot
eht detar suounitnoc tnerruc at hcihw eht -otua
)i_ detaR trohs emit ,tnerruc and
resolcer lliw etarepo ylirotcafsitas and shall eb
W detaR gnitarepo .ytud deificeps yb eht .rerutcafunam
5.6.2 detaR muminim gnippirt tnerruc rof seires
5.2 Rated Voltage
esaeler shall eb eciwt eht suounitnoc tnerruc-
gnittes htiw a ecnarelot fo f 10 .tnecrep
5.21 ehT detar egatlov fo an resolcerotua
setacidni eht reppu timil fo eht tsehgih egatlov
5.7 detaR trohS tiucriC gnikaerB tnerruC
fo metsys ( enil-ot-enil ) rof hcihw eht -piuqe

tnem is dednetni ( ees SI 12360 : 1988 .) ehT ehT tnaveler snoislvorp fo SI 13118 : 1991 shall
detar egatlov rof eht esoprup fo this standard .ylppa ehT rms eulav fo eht ca tnenopmoc fo
shall eb detceles morf eht gniwollof :seulav eht detar trohs tiucric gnikaerb tnerruc shall eb
detceles morf eht gnjwollof :seulav
12 and 36 kV
2, 2.5, 3.15, 4, 5, 6.3, 8, 10, 12.5 kA
5.2.2 Variations in the Rated Voltage ( Ratings nevig ni dlob srettel that is, 4, 6.3
and 12.5 kA shall eb derreferp .)
esehT shall eb as rep eht snoisivorp fo
SI 12360 : 1988 as elbacilppa ot metsys segatlov ehT resolcer-otua shall eb elbapac fo gnikaerb
fo 1I kV and 33 kV. yna trohs tiucric tnerruc up ot its detar trohs
tiucric gnikaerb tnerruc gniniatnoc yna ca -moc
5.3 Rated Insulation Level tnenop up ot eht detar .seulav ehT egatnecrep
cd tnenopmoc shall eb devired morf eht X/R
ehT detar noitalusni level fo an otua resolcer oitar nevig ni elbaT 3.
shall eb detceles morf elbaT 1. ehT withstand
seulav deificeps ni elbaT 1 refer ot eht standard 5.8 Rated Transient Recovery Voltage for Termi-
ecnerefer erehpsomta snoitidnoc deificeps ni nal Faults
SI 2071 ( traP 1 ) : 1974. ehT snoisivorp fo SI 13118 : 1991 shall .ylppa
a
IS 7567:1993
ehT standard seulav fo detar yrevocer egatlov shall eb desab no eht ytilibapac fo eht sresolcer
rof sresolcer-otua shall eb as nevig ni SI 13118 : ot tpurretni eht gnidnopserroc lacirtemmys
1991 as elbacilppa rof 001-09 tnecrep tset ytud tnerruc ni stiucric gnivah B/X seulav and htiw
as rep elbaT 2. a lamron ycneuqerf yrevocer egatlov lauqe ot
eht detar mumixam .egatlov
5.9 Rated Symmetrical Interruption Current
ehT detar lacirtemmys gnitpurretni stnerruc fo 5.9.2 ehT rms eulav fo lacirtemmysa tluaf
sresolcer shall eb as nevig ni elbaT 3 tpecxe as ,tnerruc at yna emit retfa noitaitini fo eht ,tluaf
detimil yb eht seires lioc ro muminim pirt is tnedneped nopu eht suoenatnatsni egatlov
.sgnittes gnitsixe at eht tnemom eht tluaf is detaitini and
nopu eht tnemerced fo eht tcerid tnerruc com-
5.9.1 ehT detar lacirtemmys gnikaerb tnerruc tnenop hcihw is denimreted yb eht X/R eulav
Table 2 Standard Values of Rated Transient Recovery Voltage Rated
Voltages Up to and Including 36 kV
( Clause 5.8 )
noitatneserpeR yb owT sretemaraP - raelC-ot-eloP-tsriF rotcaF 1’5
Rated TRV Peak Time Co- Time Voltage Time Co- Rate of
Voltage Value ordinate Delay Co-ordinate ordinate Rise
lct
(4) G $1
Vk sP
9% 6’9 29
36 62 108 16’2 20’6 52 0’57
dI = 0’15 13 rof U < 72’5 Vk
nt = 0’05 31 rof U = 72’5 Vk
Table 3 Rated Operating Duty
( &uses 5.9, 5.11.1 and 8.6 )
Current Rating (A) *Standard Operating Duty
________--h___--__-_ __-------_--_-~--_--=---____
detaR- suounitnoC trohS ’ egatnecrei fo detaR trohS tiucriC gnikaerB tnerruC Total.
eeatloV 50 zH tiucriC ----------c _-_--------ih No. fo
Vk 15-20 45-50 001-09 -arepO
)smr( niM .oN fo niM .oN fo niM .oN fo snoit
X/R tinU X/R tinU X/R tinU
egatloV -arepO -arepO -arepO
noit noit noit
(1) )2( (3) (4) (5) (6) (7) (8) (9) (10)
( elgniS esahP )srcsolceR
12 up ot 200 2 000 2 52 5 68 01 18 138

eerhT( esahP sresolceR )
12 up ot 400 2 000 2 52 5 68 OI 18 138
2500 ?
3200 s 2 50 6 64 21 17 131
4000 J
5 000 ’
3 48 7 60 14 16 124
6 300 zJ
4 44 8 56 15 16 116
12 500 J
36 up ot 400 2000 2 52 5 68 10 18 138
2500 1
3 200 } 2 50 6 64 12 17 131
4000J
5000’
3 48 7 60 14 16 123
6 300 ’,
8 000 ]
10000 } 4 44 8 56 15 16 116
12 500 J
esehT* era ecnamrofrep scitsiretcarahc deificeps sa tset stnemeriuqer ni siht .dradnats
NOTE ehT- dradnats gnitarepo ytud stneserper flah efil sa derusaem yb tcatnoc .noisore refeR t:T eht
s’rerutcafunam dohtem rof gninimreted elbissimrep
contact erosion.
4
IS 7567 : 1993
fo eht .tiucric ehT gniwollof gniylpitlum srotcaf 8 TYPE TESTS
shall eb desu ot niatbo eht mumixam rms eulav
fo lacirtemmysa tnerruc at flah-eno elcyc 8.0 ehT epyt stset tes tuo ni this standard era
rof eht esoprup fo gnivorp eht scitsiretcarahc
gnidnopserroc ot eht detar lacirtemmys -purretni
fo ,srekaerb-tiucric rieht gnitarepo secived and
t gni .tnerruc
yrailixua .tnempiuqe
XIR ~Multiplying Factor ehT gniwollof shall etutitsnoc eht epyt stset rof
1.39
8 :sresolcer-otua
10 1.44
12 1.48
4 stseT ot evorp lacinahcem snoitarepo
14 1.51
tset ( ees 8.1 ;)
NOTE - si eht oitar fo evitcudni ecnatcaer ot b) stseT ot evorp that eht erutarepmet esir
X/R
ecnatsiser fo a tiucric at detar .ycneuqerf is ot fo yna trap seod ton deecxe deificeps
X,/RI
2x1 + cx si ot stimil ( ees 8.2 ;)
eb desu rof eerht esahp stluaf dna ;~_~Rz-
1 c> stseT ot evorp that eht noitalusni -moc
eb desu rof dnuorg-ot-esahp .stluaf
seilp htiw deificeps timil ( ees 8.3 ;)
5.10 detaR Short Time Current
4 detaR trohs tiucric ekam and kaerb -rep
ehT detar emit-trohs tnerruc shall eb desserpxe ecnamrof ( ees 8.4 ;)
ni smret fo eno dnoces gnitar and eht eulav
)e stseT ot evorp detar noitarud fo trohs
shall eb lauqe ot and ton retaerg than eht detar
tiucric tnerruc ( ees 8.5 ;)
tiucric-trohs gnikaerb tnerruc was deificeps
ni 5.7 ( fi rehgih noitarud is ,derised ti shall eb )f ecnamrofreP citsiretcarahc tset
3 sdnoces .) ( ees 8.6 ;)
g) tnerruc-emiT citsiretcarahc stset
5.11 detaR gnitarepO ytuD ( ees 8.7 ;) and
5.11.1 ehT detar gnitarepo ytud fo an -otua )h lortnoC tinu egrus withstand tset
resolcer is as ninwohs elbaT 3. ( ees 8.8 .)
5.11.2 Rated Operating Sequence ehT stluser fo all epyt stset shall eb dedrocer
ehT detar gnitarepo ecneuqes fo an -otua ni epyt tset stroper gniniatnoc tneiciffus data
resolcer shall eb as :swollof ot evorp ecnailpmoc htiw this ,noitacificeps
TUOKCOL-OC-t-OC-t-OC-t-O and noitamrofni shall eb dedulcni SO that eht
erehw laitnesse sliated fo eht rekaerb-tiucric detset
nac eb .deifitnedi
t = gnisolcer ,emit hcihw shall eb
.elbatsujda nI elpicnirp eht laudividni epyt stset shall eb
edam no a rekaerb-tiucric ni a wen and naelc
6 DESIGN AND CONSTRUCTION
,noitidnoc and eht suoirav epyt stset yam eb
e6.1 roF eht esoprup fo this standard, eht -ivorp edam at tnereffid semit and at tnereffid
snois fo SI 3l 118 : 1991 shall ylppa reverehw .snoitacol
.elbacilppa

8.1 Tests to Prove Mechanical Performance
7 MARKING
8.1.1 Unless esiwrehto ,deificeps eht lacinahcem
7.1 hcaE resolcer-otua shall eb dedivorp htiw snoitarepo tset shall eb edam at eht tneibma
.a eman etalp ro setalp ylbigel and ylbiledni
ria erutarepmet fo eht tset .noitacol ehT ylppus
dekram htiw at tsael eht gniwollof :noitamrofni
egatlov fo eht gnitarepo secived shall eb -niam
)a emaN fo eht ,rerutcafunam deniat at eht slanimret htiw lluf tnerruc
)b ,epyT noitangised and laires ,rebmun .gniwolf tnempiuqE gnimrof largetni trap fo eht
gnitarepo secived shall eb ,.dedulcni llA -dnuorg
)c detaR egatlov and ,tnerruc
elba parts fo eht resolcer-otua and lortnoc
)d detaR ,ycneuqerf apparatus erehw ,desu shall eb dednuorg ni a
)e rebmuN fo ,selop rennam ton ot esaerced eht withstand .egatlov
)f detaR tiucric-trohs gnikaerb ,tnerruc llA elbadnuorg parts fo eht resolcer-otua and
)g detaR making ,yticapac lortnoc apparatus erehw ,desu shall eb -dnuorg
de ni a rennam ton ot esaerced eht withstand
)h detaR trohs emit tnerruc and its -arud
.egatlov
,noit and
)j .thgieW 8.1.2 ehT lacinahcem tset shall tsisnoc fo
2 000 tinu snoitarepo ( eno gninepo noitarepo
NOTE - ehT drow detar deen ton raeppa no eht
dewollof yb a gnisolc noitarepo ) tuohtiw
eman ;etalp dezingocer snoitaiverbba yam eb desu ot
sserpxe eht evoba .seititnauq tnerruc ro egatlov ni eht main .tiucric ehT