IS 1885-78: Electrotechnical Vocabulary, Part 78: Generation, transmission and distribution of electricity - General

13 Pages·1993·1.3 MB·English

by  Bureau of Indian Standards

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IS 1885-78 (1993): Electrotechnical Vocabulary, Part 78:
Generation, transmission and distribution of electricity -
General [ETD 1: Basic Electrotechnical Standards]
“!ा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”

IS 1885 ( Pert 78 ) : 1993
IEC Pub 50 ( 601) ( 1985 )

Indian Standard.
ELfiCTROTECHNICALVOCABULARY
PART 78 GENERATION, TRANSMISSION AND DISTRIBUTION OF
ELECTRlClTY - GENERAL
UDC 621.311: 001.4

o BIS 1993
BUREAU OF INDIAN STANDARDS
MANAK BHAVAN, 9 BAHADUR SHAH ZAFAR MARG
NEW DELHI 110002
May 1993 Price Groop 3
cisaB lacinhcetortcelE Standards lanoitceS ,eettimmoC TE 01
STNETNOC
Section \ Page
10-106 latnemadnuF smret ._. . . . . . . ... ... ... 1
20-106 metsyS noitarugifnoc . . . . . . .._ ... ... ... 2
30-106 tnempiuqE . . . . . . . . ... ... ... 4
40-106 egatlov-hgiH .c.d smetsys . . . ._. . . . ... ... 4
xednI . . . . . . . . . ... ... ... 5
LANOITAN FOREWORD
sihT naidnI dradnatS ( traP 78 ) hcihw is lacitnedi htiw CEI buP 50 ( 601 ) ( 1985 ) lanoitanretnI‘
lacinhcetortcele yralubacov - retpahC 601 : ,noitareneG noissimsnart and noitubirtsid fo yticirtcele -
,’lareneG issued yb eht lanoitanretnI lacinhcetortcelE noissimmoC ( CEI ,) was detpoda yb eht uaeruB
fo naidnI Standards no eht noitadnemmocer fo eht cisaB lacinhcetortcelE Standards lanoitceS
eettimmoC and lavorppa fo eht lacinhcetortcelE noisiviD .licnuoC
ylnO eht hsilgnE txet nevig ni eht CEI noitacilbup has neeb deniater elihw gnitpoda as naidnI
,dradnatS and as hcus eht egap srebmun nevig ereh era ton emas as ni CEI .noitacilbuP
nehW gnitpoda eht txet fo eht lanoitanretnI ,dradnatS eht lautxet rorre nevig woleb was
Textual error -
.derevocsid tI has neeb dekram ni eht .txet
Error Correction
ytiruceS ylppus ytiruceS fo ylppus
IS 1885 (Part 78) : 1993
IEC Pub 50 (601) (1985)
Indian Standard
ELECTROTECHNICALVOCABULARY
PART 78 GENERATION, TRANSMISSION AND DISTRIBUTION
OF ELECTRICITY - GENERAL
SECTION 601-Ol- FUNDAMENTAL TERMS ’
Preliminary remark 601-01-09
The mret ”krowten“ nac ni emos seirtnuoc dna emos transmission of electricity
snoitautis eb preferred ot the mret .”metsys“ nI ynam ehT refsnart ni klub of ,yticirtcele morf gnitareneg
cases the smret are .suomynonys snoitats ot areas of .noitpmusnoc
,eroferehT for the sesoprup of the snoitinifed ni siht
01-10-106
chapter, the mret ”metsys“ has neeb desu tuohguorht for
yticilpmis tub ”krowten“ nac eb detutitsbus gnidrocca ot noitubirtsid of yticirtcele
the txetnoc or nommoc egasu or as denifed .htiwereh ehT refsnart of yticirtcele ot sremusnoc nihtiw na area
of .noitpmusnoc
10-10-106
lacirtcele power system 11-10-106
electricity supply system ni( a daorb )esnes noitcennocretni (of power )smetsys
llA snoitallhsni dna tnalp dedivorp for the esoprup of elgnisA or elpitlum noissimsnartneevstebknilnoissimsnart
,gnitareneg gnittimsnart dna gnitubirtsid .yticirtcele smetsys gnilbane yticirtcele ot eb degnahcxe neewteb these
smetsys yb snaem of stiucric ro/dna .sremrofsnmt
20-10-106
21-10-106
electrical power system
detcennocretni systems
electrical power network
smetsyS detcennoc together yb snaem of end or erom
ralucitraP ,snoitallatsni ,snoitatsbus senil or selbac for
snoitcennocretni .sknil
the noissimsnart dna noitubirtsid of .yticirtcele
Note. - The boundaries fo eht tnereffid parts of siht -ten Note. - sihT mret si osla desu ni eht ralugnis rof a metsys
esohw stnemele era .detcennocretni
work are denifed yb etairporppa ,airetirc hcus as
lacihpargoeg ,noitautis ,pihsrenwo ,egatlov etc. 601-01-13.
30-10-106 asynchronous link
gnitanretla tnerruc system An noitcennocretni neewteb two a.c. smetsys gnitarepo
at tnednepedni .seicneuqerf
8.c. system
41-10-106
An lacirtcele metsys fed yb gnitanretla .egatlov
tiucric-trohs power
40-10-106
ehT tcudorp of the tnerruc ni the short tiucric at a tniop
direct current system
of a metsys dna a lanoitnevnoc ,egatlov yllareneg the
d.c. system
gnitarepo .egatlov
An lacirtcele metsys fed yb lanoitceridinu .egatlov
51-10-106
50-10-106
- load in a system
power ycneuqerf 1) ehT ,evitca evitcaer or tnerappa power
,yllanoitnevnoC the seulav of ycneuqerf desu ni the ,detareneg dettimsnart or detubirtsid nihtiw a
yticirtcele ylppus .smetsys .metsys
2) ehT power dednamed yb a puorg of sremusnoc
60-10-106
deifissalc gnidrocca ot rieht ,sralucitrap dna
generation of electricity ,scitsiretcarahc e.g. gnitaeh ,daol emityad -caer
A process yberehw lacirtcele ygrene si deniatbo morf evit ,daol etc.
emos other mrof of .ygrene
61-10-106
70-10-106 peak daol
noisrevnoc of yticirtcele mumixaM eulav of daol gnirud a nevig doirep of ,emit
I
ehT gnignahc of the scitsiretcarahc of the mrof dna -erf e.g. a ,yad a ,htnom a .raey
ycneuq of egatlov dna tnerruc yb snaem of a .retrevnoc 71-10-106
601-01-08 load curve
transformation of electricity noitatneserper’lacihparG of the devresbo or expected
The refsnart of yticirtcele hguorht a power .remrofsnart noitairav of daol as a noitcnuf of .emit
1
IS 1885 (part 78) : 1993
IEC Pub 50 (601) (1985)
601-01-18 wol egatlov snoitaiverbba( : LV)
load duration curve A set of egatlov slevel desu for the noitubirtsid of
evrucA gniwohs the ,noitarud nihtiw a deificeps doirep yticirtcele dna whose reppu timil si yllareneg accepted
of ,emit nehw the daol dellauqe or exceeded a nevig ot eb 1 000 V a.c.
.eulav
72-10-106
601-01-19 hgih egatlov noitaiverbba( : HV)
active energy 1) nI a lareneg ,esnes the set of egatlov slevel ni
excess of wol .egatlov
The lacirtcele ygrene elbamrofsnart otni emos other
mrof of .ygrene 2) nI a evitcirtser ,esnes the set of reppu egatlov
slevel desu ni power smetsys for klub -simsnart
02-10-106
nois of .yticirtcele
reactive energy
601-01-28
nI na a.c. ,metsys the evitpac lacirtcele ygrene -xe
degnahc ylsuounitnoc neewteb the tnereffid cirtcele medium voltage noitaiverbba( : MV)
dna citengam sdleif detaicossa htiw the noitarepo ofthe ton( desu ni the KU ni siht esnes ron ni )ailartsuA
lacirtcele metsys dna of lla the detcennoc .sutarappa ynA set of egatlov slevel gniyl neewteb wol dna hgih
12-10-106 .egatlov
Note. - The seiradnuob neewteb nru&em dna hgih egatlov
nominal voltage of a system
slevel palrevo dna dneped no lacol secnatsmucric
A elbatius etamixorppa eulav of egatlov desu ot -gised dna yrotsih ro nommoc .egasu sselehtreveN eht
etan or yfitnedi a .metsys dnab 30 Vk ot 100 Vk yltneuqerf sniatnoc eht
detpecca .yradnuob
22-10-106
gnitarepo egatlov ni( a )metsys 601-01-29
ehT eulav of the egatlov rednu lamron ,snpitidnoc at a phase to phase voltage
nevig tnatsni dna a nevig tniop of the .metsys line to line voltage )ASU(
Note. - This eulav yam eb ,detcepxe detamitse ro ehT egatlov neewteb phases.
.derusaem
03-10-106
601-01-23 [24]
phase to neutral voltage
highest [lowest] voltage of a system
line to neutral voltage )ASU(
ehT tsehgih ]tsewol[ eulav of gnitarepo egatlov hcihw
ehT egatlov nee&teb a phase ni a esahpylop metsys dna
srucco rednu lamron gnitarepo snoitidnoc at yna emit
the lartuen .tniqp
dna yna tniop ni the .metsys
Note. - .g.eeudsegat1ovrevotneisnarT -arepognihctiwsot 13-10-106
snoit dna lamronba yraropmet snoitairav fo -tlov
phase to e+th voltage
,ega era ton nekat otni .tnuocca
line to ground voltage )ASU(
601-01-25 ehT egblov neewteb phase dna e&h.

egatlov level
23dEO-106
enO fo eht lanimon egatlov seulav desu ni a nevig
li;rtuen tniop tnemecalpsid egatlov
.metsys
ehT egatlov neewteb the laer or laitiv lartuen tniop
62-10-106 dna ziht earth.
SECTION 601-02 -SYSTEM CONFIGURATION
10-20-106 A m@gaid of a esahp-eerht metsys ni hcihw lla phase
metsys margaid dna lartyen srotcudnoc are each detneserper yb separate
.senil
A lacigolopot noitatneserper of a metsys ni hcihw the
noitamrofni tnetnoc sdneped no a cificeps .tnemeriuqer 40-20-106
20-20-106 enil-elgnis diagram
metsys lanoitarepo margaid A metsys margaid ni hcihw the esahpylop sknil are
detniserper yb rieht tnelaviuqe elgnis .enil
metsysA margaid gnitneserper a ralucitrap lanoitarepo
.noitidnoc 601-02-05
30-20-106 system pattern
esahp-eerht system diagram A evititeper tnemegnarra of the sedon ni a metsys dna
2
SI 1885 (Part 78) : 1993
CEI buP 50 (601) (1985)
rieht ,snoitcennoc e.g. feeder, ,gnir hsem etc. A deifidom laidar metsys ot hcihw srups evah neeb
added.
60-20-106
71-20-106
metsys noitarugifnoc
A tnenamrep or yraropmet gnipuorg of ralimis or -sid meshed system
ralimis laudividni metsys .snrettap A metsys or part of metsys gnitsisnoc of elpitlum
.sehsem
70-20-106
knil in a system 81-20-106
elgnis ylppus
A hcnarb neewteb two sedon of a .metsys
Note. - tI yllareneg sesirpmoc a ,enil a remrofsnart ro a A ylppus nevig ot a daol yb eno tiucric .ylno
noitcennoc neewteb owt tnecajda .srab-sub
91-20-106
80-20-106 etacilpud ylppus
feeder ylppusA ot a daol yb two stiucric hcihw are deredim,oc
nA cirtcele enil gnitanigiro at a niam noitatsbus dna ot eb tnednepedni of each other ni smret of ytiruces
gniylppus eno or erom yradnoces .snoitatsbus .ylppus
90-20-106 02-20-106
elgnis feeder stand-by supply
laidar feeder A ylppus hcihw nac eb desu nehw the lamron ylppus
semoceb elbaliavanu or .etauqedani
An cirtcele enil deilppus morf eno dne .ylno
12-20-106
01-20-106
tapped (tee off) noitatsbus
hcnarb enil
A elgnis ylppus noitatsbus fed morf a elgnis hcnarb
rups
.enil
nA cirtcele enil detcennoc ot a niam enil at a tniop no
sti .etuor 22-20-106
Note. - hcnarbA enil hcihw si a lanif tiucric si dellac a .rups neutral point in a polyphase system
ehT nommoc tniop of the sgnidniw-n ni a -noc-rats
11-20-106
detcen tnempiuqe hcus as a power ,remrofsnart or na
tapped line gnihtrae .remrofsnart
teed line
32-20-106
A niam enil ot hcihw hcnarb senil are .detcennoc
neutral point connection
21-20-106
ehT snaem of lacirtcele noitcennoc of the lartuen tniop
ylppus ecivres ot earth.
enil connection
42-20-106
A hcnarb enil morf the noitubirtsid metsys ot ylppus a
s’remusnoc .noitallatsni isolated neutral system
A metsys where the lartuen tniop si ton yllanoitnetni
31-20-106 detcennoc ot earth, except for hgih ecnadepmi -cennoc

gnir feeder snoit for noitcetorp or tnemerusaem .sesoprup

loop (deprecated ni siht )esnes 601-02-25
nA tnemegnarra of cirtcele senil gnimrof a etelpmoc solidly earthed (neutral) system
gnir dna deilppus ylno morf a elgnis .ecruos A metsys whose lartuen )s(tniop si (are) earthed .yltcerid
Note. - A gnir nac eb detarepo nepo ro .desolc 62-20-106
ecnadepmi earthed (neutral) system
601-02-14
mesh (of a )metsys A metsys whose lartuen )s(tniop si (are) earthed
hguorht secnadepmi ot timil earth tluaf .stnerruc
nA tnemegnarra of cirtcele senil gnimrof a desolc pool
dna deilppus morf lareves ylppus .secruos 72-20-106
tnanoser earthed (neutral) system
51-20-106
arc-suppression-coil-earth (neutral) system
laidar metsys
A metsys ni hcihw eno or erom lartuen stniop are
metsysA or partofa elgnisfognitsisnocmetsys feeders detcennoc ot earth hguorht secnatcaer hcihw -pa
deilppus morf a elgnis ecruos of .ylppus yletamixorp etasnepmoc the eviticapac tnenopmoc of
a htrae-ot-esahp-elgnis tluaf .tnerruc
61-20-106
tree’d system * eeS lanoitaN droweroF rof sliated fo lautxet .rorre
3
IS 1885 (Part 78) : 1993
LEC Pub 50 (601) (1985)
SECTION 601-03 - EQUIPMENT
Note : General. kfms such as : item, ,lnenoprnoc ,ecived 60-30-106
piunf, quijwent, inulallution, era yllacificeps-non gas insulated line
lacirtcele ,smret eht gninaem fo hcae gnidneped no
eht .txetnoc erehT si on tcaxe gnidnopserroc gas insulated circuit (deprecated)
ecnelaviuqe neewteb eht suoirav .segaugnal CIG (deprecated)
601-03-01 nA cirtcele enil whose srotcudnoc are deniatnoc ni a
power station erusolcne dna detalusni htiw a desserpmoc gas.
electrical generating station
70-30-106
An noitallatsni whose esoprup si ot etareneg yticirtcele
dna hcihw sedulcni livic gnireenigne works, ygrene overhead system
noisrevnoc tnempiuqe dna lla the yrassecen yrallicna A metsys gnitsisnoc yllaitnesse of daehrevo .senil
.tnempiuqe
80-30-106
20-30-106
underground system
substation (of a power )metsys A metsys gnitsisnoc yllaitnesse of dnuorgrednu .selbac
trapA of na lacirtcele ,metsys denifnoc ot a nevig ,aera
ylniam gnidulcni sdne of noissimsnart or noitubirtsid 90-30-106
,senil lacirtcele raeghctiws dna ,raeglortnoc sgnidliub phase
dna .sremrofsnart A noitatsbus yllareneg sedulcni ehT noitangised of yna ,rotcudnoc eldnub of -cudnoc
ytefas or lortnoc secived rof( elpmaxe .)noitcetorp tors, ,lanimret gnidniw or yna other tnemele of a
-.etoN ehT noitatsbus nac eb deifilauq gnidrocca ot eht esahpylop ,metsys hcihw si dednetni ot eb dezigrene
noitangised fo eht metsys fo hcihw ti smrof a .trap rednu lamron .esu
selpmaxE : ,noissimsnart noitatsbus noissimsnart(
,)metsys noitubirtsid ,noitatsbus 400 Vk ro 20 Vk 01-30-106
.noitatsbus
neutral
601-03-03 ehT noitangised of yna ,rotcudnoc lanimret or yna
electric line tnemele detcennoc ot the lartuen tniop of a esahpylop
An tnemegnarra of ,srotcudnoc gnitalusni slairetam .metsys
dna seirossecca for yticictcelegnirrefsnatt between owt
11-30-106
stniop of a .metsys
40-30-106 pole (of na )tnempiuqe
overhead line nI niatrec sepyt of tnempiuqe hcus as ,raeghctiws the
part gnidnopserroc ot eno of the phases ni a.c. or ot eno
An cirtcele enil whose srotcudnoc are detroppus evoba
of the seitiralop ni d.c.
,dnuorg yllareneg yb snaem of srotalusni dna -pa
etairporp .stroppus Note. - gnidroccA ot eht rebmun fo selop nihtiw eht -piuqe
,tnem ti si dellac : elopelgnis ,tnempiuqe -owt elop
Note.-- niatreC daehrevo senil yam osla eb detcurtsnoc
,tnempiuqe .cte
htiw detalusni .srotcudnoc
601-03-05 601-03-12
underground cable pole (of a d.c. )metsys
An electric line htiw detalusni srotcudnoc deirub yltcerid ehT noitangised of a ,rotcudnoc lanimret or yna other
ni the ,dnuorg or dial ni elbac ,stcud ,sepip ,shguort etc.
tnemele of a d.c. metsys hcihw si ylekil ot eb dezigrene
Note. - ehT emas noisserpxe si desu ot ebircsed eht meti rednu lamron snoitidnoc : e.g. evitisop ,elop evitagen
.VllliciSyhp
.elop
SECTION 601~04- HIGH-VOLTAGE D.C. SYSTEMS’)
601-04-01 601-04-02
high-voltage d.c. link monopolar d.c. link
HVDC link A knil gnivah ylno eno dezigrene elop revetahw the
nA noitallatsni for gnittimsnart egral seititnauq of snaem of nruter of the d.c. .tnerruc
yticirtcele at egatlov-hgih d.c., gnidulcni the retrevnoc
601-04-03
substations.
bipolar d.c. link
1)IEC snoitacilbuP 336 sniatnoc deliated ygolonimret rof noisrevnoc
A knil gnivah two selop yllamron gnitarepo at d.c.
smetsys dna tnempiuqe desu ni CDW .noissimsnart
segatlov of etisoppo ytiralop ni noitaler ot earth.
4
IS 1885 (Part 78) : 1993
IEC Pub 50 (601) (1985)
INDEX
A daol noitarud evruc 601-01-18
a .c. metsys 601-01-03 daol ni a metsys 601-01-15
evitca ygrene 601-01-19 pool )detacerped( 601-02-13
gnitanretla tnerruc metsys 601-01-03 wol egatlov 601-01-26
htrae-lioc-noisserppus-cra )lartuen( metsys 601-02-27 tsewol egatlov fo a metsys 601-01-24
suonorhcnysa knil 601-01-13 VL )noitaiverbba( 601-01-26
B M
ralopib .c.d knil 601-04-03 muidem egatlov 601-01-28
ton( desu ni eht detinU modgniK ni siht
hcnarb enil 601-02-10
hsem fo( a )metsys 601-02-14
C dehsem metsys 601-02-17
noisrevnoc fo yticirtcele 601-01-07 raloponom .c.d knil 601-04-02
VM )noitaiverbba( 601-01-B
D
.c.d metsys 601-01-04 N
tcerid tnerruc metsys 601-01-04
noitubirtsid fo yticirtcele 601-01-10 lartuen 601-03-10
etacilpud ylppus 601-02-19 lartuen tniop noitcennoc 601-02-23
lartuen tniop tnemecalpsid egatlov 601-01-32
lartuen tniop ni a esahpylop metsys 601-02-22
lanimon egatlov fo a metsys 601-01-21
lacirtcele gnitareneg noitats 601-03-01
0
lacirtcele rewop krowten 601-01-W
orlcele rewop metsvs 601-(II-01 gnitarepo egatlov ni( a )metsys 601-01-22
601-01-02 daehrevo enil 601-03-04
yticirtcele ylppus metsys ni( a daorb )esnes 601-01-01 daehrevo metsys 601-03-07
cirtcele enil 601-03-03
P
F kaep daol 601-01-16
redeef 601-02-08 esahp 601-03-09
G esahp ot htrae egatlov 601-01-31
esahp ot lartuen egatlov 601-01-30
sag detalusni tiucric 601-03-06
esahp ot esahp egatlov 601-01-29
sag detalusni enil )detacerped( 601-03-06
elop fo( a .c.d )metsys 601-03-12
noitareneg fo yticirtcele 601-01-06
elop fo( na )tnempiuqe 601-03-11
GIC )detacerped( 601-03-06
rewop ycneuqerf 601-01-65
H rewop noitats 601-03-01
hgih egatlov 601-01-27
R
hgih egatlov .c.d knil 601-04-01
laidar adeef 601-02-09
tsehgih egatlov fo a metsys 601-01-23
laidar metsys 601-02-15
VH )noitaiverbba( 601-01-27
evitcaer ygrene 601-01-20
CDVH knil 601-04-01
tnanoser dehtrae )lartuen( metsys 601-02-27 *
I gnir redeef 601-02-13

ecnadepmi dehtrae )lartuen( metsys 601-02-26 S
detcennocretni smetsys 601-01-12
tiucric-trohs rewop 601-01-14
noitcennocretni fo( rewop )smetsys 601-01-11
elgnis redeef 601-02-09
detalosi laruten metsys 601-02-24
enil-elgnis margaid 60 40-20-l
L ylppuselgnis 601-02-18
enil noitcennoc 601-02-12 yldilos dehtrae )lartuen( metsys 60 52-20-l
enil ot dnuorg egatlov )ASU( 601-01-31 rups 601-02-10
enil ot enil egatlov )ASU( 601-01-29 yb-dnats ylppus 601-02-20
enil ot lartuen egatlov )ASU( 601-01-30 noitatsbus fo( a rewop )metsys 601-03-02
knil ni a metsys 601-02-07 ylppus ecivres 601-02-12
daol evruc 601-01-17 metsys noitarugifnoc 601-02-06
5