Doc 2722014 3 9031-11KV-Composite Polymer -Disc-Insulator Specifications GTP

7/24/2019 Doc 2722014 3 9031-11KV-Composite Polymer -Disc-Insulator Specifications GTP

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[DGVCL/SP/9031/11KV Disc type composite (polymer) insulator/Speci ! G"P Pa#e 1 o$ %&'

Date Place Si#nature o$ te "enerer Company*s +oun Seal

P,+"-..

"C.C,L SPC.2.C,".S 2+ 11 KV4 &5K4 3%0 Creepa#e Distance4Lon# ro (6!S) type Composite (Polymer) .nsulator

1.

SCOPE:"is speci$ication co7ers esi#n4 manu$acture4 testin#4 inspection4pac8in# an supply o$ composite insulators $or use in te 11 KVo7erea transmission lines situate in any part o$ Guarat State"e composite polymer insulators sall :e o$ $ollo;in# typecessi7e localiepressure "e insulator an metal parts sall :e so esi#ne an

manu$acture tat it sall a7oi local corona $ormation an not#enerate any raio inter$erence :eyon speci$ie limit uner teoperatin# conitions


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[DGVCL/SP/9031/11KV Disc type composite (polymer) insulator/Speci ! G"P Pa#e A o$ %&'


:e manu$acture trou# Pultrusion process "e 2+P ro sall :e7oi $ree

ternal pollutionan umiity ousin# sall con$orm to te reFuirement o$ .CA1109/9%-93 ;it latest amenments

.t sall :e e>true or irectly mole on core an sall a7ecemical :onin# ;it te 2+P ro "e stren#t o$ te :on sall

:e #reater tan te tearin# stren#t o$ te polymer Seatmaterial in te :ul8 as ;ell as in te sealin#/:onin# area sall :e$ree $rom 7ois =anu$acturer soul $urnis a escription o$ itsFuality assurance pro#ramme incluin# $a:ricationQ testin# aninspection $or any material (ie ru::er) Components (ie ro) orar;are (ie en $ilin#s) "e manu$acturer as a $a:ricate:y oters soul also :e inclue

=anu$acturin# metos an material composition ocumentation

;ill :e a part o$ "ecnical 6i to :e su:mitte alon# ;it o$$er


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[DGVCL/SP/9031/11KV Disc type composite (polymer) insulator/Speci ! G"P Pa#e o$ %&'


=etal en $ittin#s sall :e uni$orm an ;itout sarp e#es orcorners an sall :e $ree o$ crac8s4 $la8es4 sil7ers4 sla#4 :lo;-olessrin8a#es e$ects an localie porosity

"ey sall :e connecte to te ro :y means o$ a controllecompression tecniFue ,s te main uty o$ te en $ittin#s is tetrans$er o$ mecanical loas to te core te $ittin#s soul :eproperty attace to te core :y a coa>ial or e>a#onalcompression process an soul not ama#e te ini7iual $i:ersor crac8 te core

"e #ap :et;een $ittin#s an seat sall :e seale :y $le>i:lesilicone elastometric compoun or silicone alloy compounsealant4 system o$ attace o$ en $ittin# to te ro sall pro7iesuperior sealin# per$ormance :et;een ousin#4 ie seamless

seat an metal connection "e sealin# must :e moisture proo$

"e imensions o$ en $ittin#s o$ insulators sall :e in accorance;it te stanar imensions state in .C< A01%0/.S


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[DGVCL/SP/9031/11KV Disc type composite (polymer) insulator/Speci ! G"P Pa#e E o$ %&'


% "e esi#n4 manu$acturin# process an material control at 7arioussta#es sall :e suc as to #i7e ma>imum ;or8in# loa4 i#estmo:ility4 :est resistance to corrosion4 #oo $inis an eliminationo$ sarp e#es an corners

3 "e esi#n o$ te .nsulators sall :e suc tat stresses ue toe>pansion an contraction in any part o$ te insulator sall notlea to eterioration

& "e core sall :e soun an $ree o$ crac8s an 7ois tat maya7ersely a$$ect te .nsulators

5 Jeater ses sall :e uni$orm in Fuality "ey sall :e clean4soun4 smoot an sall :e $ree $rom e$ects an e>cessi7e$lasin# at partin# lines

A n $ittin#s sall :e $ree $rom crac8s4 seams4 srin8s4 air oles anrou# e#es n $ittin#s soul :e e$$ecti7ely seale to pre7entmoisture in#ressQ e$$ecti7eness o$ sealin# system must :esupporte :y test ocuments ,ll sur$aces o$ te metal parts sall:e per$ectly smoot ;it out proectin# points or irre#ularities4;ic may cause corona ,ll loa :earin# sur$aces sall :e smootan uni$orm so as to istri:ute te loain# stresses uni$ormly

,ll $errous parts sall :e ot ip #al7anie to #i7e a minimuma7era#e coatin# o$ inc eFui7alent to A10 #m/SFm4 or E mtic8ness an sall :e in accorance ;it te reFuirement o$ .S4 as rust stains4 :ul8y ;ite eposits an :listers "e#al7anie metal parts sall :e #uarantee to ;itstan at least$our successi7e ips eac lastin# $or one ) minute uration uner

te stanar preece test "e #al7aniin# sall :e carrie out onlya$ter any macinin#

D.9TESTS ,*+ ST,*+,'+S:.nsulators o$$ere sall :e manu$acture ;it te samecon$i#uration ! ra; materials as use in te .nsulators $or ;icesi#n ! type test reports are su:mitte "e manu$acturer sallsu:mit a certi$icate $or te same The design 0 type test reportssub"itted shall not be "ore than 97 years old.


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E1 +ES)* TESTSure-6r any oter test metoaccepta:le to te o;ner

6rittle $racture resistance test ,nne>ure - 6

"e :ier sall su:mit type test reports as per .C A1109 $rom,6L appro7e la:oratory alon# ;it te :i ,itional type testsreFuire i$ any sall :e carrie out :y te manu$acturer4 a$tera;ar o$ contract $or ;ic no aitional car#es sall :epaya:le .n case4 te tests a7e alreay :een carrie out4 temanu$acturer sall su:mit reports $or te same

E3 ,CCEPT,*CE ?S,4PLE@ TESTS:"e test samples a$ter a7in# ;itstoo te routine test sall :esu:ecte to te $ollo;in# acceptance testsists

915 List o$ areas in manu$acturin# process4 ;ere sta#e inspectionsare normally carrie out $or Fuality control an etails o$ suctests an inspections

91A List o$ testin# eFuipments a7aila:le ;it te :ier $or $inaltestin# o$ eFuipments alon# ;it 7ali cali:ration reports

91 "e manu$acturer sall su:mit =anu$acturin# Uuality ,ssurancePlan (U,P) $or appro7al an te same sall :e $ollo;e urin#manu$acture an testin#

9% "e success$ul :ier sall su:mit te routine test certi$icates o$:ou#t outra; materials/accessories an central e>cise passes $orra; material at te time o$ inspection

93 "e o;ner*s representati7e sall all times :e entitle to a7eaccess to te ;or8s an all places o$ manu$acture4 ;ereinsulator4 an its component parts sall :e manu$acture an terepresentati7e sall a7e $ull $acilities $or unrestricte inspectiono$ te Supplier*s an Su:-supplier*s ;or8s4 ra; materials4manu$acture o$ te material an $or conuctin# necessary test asetaile erein

9& "e material $or $inal inspection sall :e o$$ere :y te Supplier

only uner pac8e conition "e o;ner sall select samples atranom $rom te pac8e lot $or carryin# out acceptance tests "elot o$$ere $or inspection sall :e omo#eneous an sall contain


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[DGVCL/SP/9031/11KV Disc type composite (polymer) insulator/Speci ! G"P Pa#e 1& o$ %&'


(:) "e insulators sall :e teste in accorance ;it te proceureetaile in .C A1109/9%-93 ;it latest amenments

(c) Cali:ration +eports $rom Go7ernment appro7e testin#la:oratory o$ 7arious testin# an measurin# eFuipment incluin#tensile testin# macine4 resistance measurement $acilities4:urelle4 termometer4 :arometer etc

() 2inise insulator sall :e cec8e $or imension 7eri$icationan sur$ace $inis separately=anu$acturers o$ $orei#n ori#insall4 in aition to te a:o7e4 also a7e arran#ements in .nia4eiter at ;or8s o$ teir autorie representati7e/ licenses orin te ,6L la:oratory $or conuctin# samplin# test inaccorance ;it .C E1109/9%-93 ;it latest amenments

1&. +',B)*S:

"e scematic ra;in# o$ te composite lon# ro (6!S) insulator isattace ere;it $or re$erence4 te :ier as to su:mit teir o;nra;in# as unertene :eyon te en o$ te metal part

"e inication sall :e per$orme in te $ollo;in# ;ay

"e sur$ace sall :e properly pre-cleane ;it te cleanerQ

"e penetrant4 ;ic sall act urin# %0 minutes4 sall :e

applie on te cleane sur$ace

Jit in 5 minutes a$ter te application o$ te penetrant4 teinsulator sall :e su:ecte4 at te am:ient temperature4 to atensile loa o$ 0@ o$ te S=L4 applie :et;een te metal$ittin#sQ te tensile loa sall :e increase rapily :ut smootly

$rom ero upto 0@ $ te S=L4 an ten maintaine at tis 7alue$or 1 minuteQ


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"e sur$ace sall :e cleane ;it te e>cess penetrant remo7e4

an rieQ

"e e7eloper sall :e applie i$ necessaryQ

"e sur$ace sall :e inspecte

Some ousin# materials may :e penetrate :y te penetrant4 .n succases e7ience sall :e pro7ie to 7aliate te interpretation o$ teresults ,$ter te 1 min4 test at 0@ o$ te S=L4 i$ any crac8 occur4 teousin# an4 i$ necessary4 te metal $ittin#s an te core sall :e cut4perpenicularly to te crac8 in te mile o$ te ;iest o$ teinicate crac8s4 into t;o al7es "e sur$ace o$ te t;o al7es sallten :e in7esti#ate $or te ept o$ te crac8s

135 Veri$ication o$ te speci$ie mecanical loa S=L"e insulators o$ te sample 1 sall :e su:ecte at am:ienttemperature to a tensile loa4 applie :et;een te couplin#s"e tensile loa sall :e increase rapily :ut smootly $romero to appro>imately 5@ o$ te S=L4 an ten :e #rauallyincrease to te S=L in a time :et;een 30 sec to 90 sec

.$ 100@ o$ te S=L is reace in less tan 90 s4 te loa (100@ o$te S=L) sall :e maintaine $or te remainer o$ te 90 s ("istest is consiere to :e eFui7alent to a 1 min ;itstan test atte S=L)

"ese insulators a7e passe te test at 13& ! 135 a:o7e i$Q

o $ailure (:rea8a#e or complete pull out o$ te core4 or $ractureo$ te metal $ittin#) occurs eiter urin# te 1 min 0@;itstan test (a) or urin# te 1 min 100@ ;itstan test (:)

o crac8s are inicate a$ter te ye penetration meto

escri:e in 13& a:o7e

"e in7esti#ation o$ te al7es escri:e in 13& a:o7e so;sclearly tat te crac8s o not reac te core

12.< ,L(,*)G)* TEST:"is test sall :e per$orme accorin# to .S< %A33/.S< A&5 on#al7anie parts

16. 4,';)*S:ac insulator unit sall :e le#i:ly an ineli:ly mar8e ;it te$ollo;in# etails as per .C-A1109

(a) ame or traemar8 o$ te manu$acture

(:) Volta#e ! "ype


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[DGVCL/SP/9031/11KV Disc type composite (polymer) insulator/Speci ! G"P Pa#e 1E o$ %&'


(c) =ont an ear o$ manu$acturin#

() Guarantee mecanical stren#t in 8ilo e;ton $ollo;e :y te;or 8* to $acilitate easy ienti$ication

(e) Country o$ =anu$acturer

($) ame o$ D.SC=

17. P,C;)*:

151 ,ll insulators shall be packed in strong wooden crates "e#ross ;ei#t o$ te crates alon# ;it te material sall notnormally e>cee 100 K# to a7oi anlin# pro:lem "e cratessall :e suita:le $or outoor stora#e uner ;et climate urin#rainy season

15% "e pac8in# sall :e o$ su$$icient stren#t to ;itstan rou#anlin# urin# transit4 stora#e at site an su:seFuent anlin#in te $iel

153 Suita:le cusionin#4 protecti7e pain# o$ unna#e or spacerssall :e pro7ie to pre7ent ama#e or e$ormation urin#transit an anlin#

15& ,ll pac8in# cases sall :e mar8e le#i:ly an correctly so as toensure sa$e arri7al at teir estination an to a7oi tepossi:ility o$ #oos :ein# lost or ;ron#ly ispatce on accounto$ $aulty pac8in# an $aulty or ille#i:le mar8in#s

ac ;ooen case/crate sall a7e all te mar8in#s stencile onit in ineli:le in8

155 "e :ier sall pro7ie instructions re#arin# anlin# an

stora#e precautions to :e ta8en at site

1


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"e $irms sall not ispatc te o$$ere lot unless te same isinspecte :y te inspector o$ DGVCL an accepte :y im a$terpassin# in all acceptance tests4 an/or receipt o$ ;ai7al o$inspection in ;ritin# $rom competent autority o$ DGVCL

1. 5,',*TEE:.$ te material $oun e$ecti7e ue to :a esi#n or ;or8mansipte same soul :e repaire or replace :y you $ree o$ car#e i$reporte ;itin 3A monts $rom te ate o$ supply o$ material

"e :ier ;ill :e responsi:le $or te proper per$ormance o$ teeFuipments/material $or te respecti7e #uarantee perio


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[DGVCL/SP/9031/11KV Disc type composite (polymer) insulator/Speci ! G"P Pa#e %0 o$ %&'


,WI+< ,

5,',*TEE+ TEC=*)C,L P,'T)C5L,'S O> 11 ;(67;*CO4POS)TE)*S5L,TO' ?$ 0 S T3PE@.

*a"e o! the 4anu!acturer:,ddress o! works:

$idder =as To Con!ir" >ollowing )"portant 'euire"ent

Sro Description Init4in.

reuire"ent !or11;( 67;*

,s per$irm o$$er

1 "ype o$ .nsulator PolymericComposite

% Stanar accorin# to;ic te insulatorsmanu$acture an teste

.C A1109

3ame o$ material use inmanu$acture o$ te insulator;it(class/#rae)

S.L.C Jac8er-Germany

Do; Cornin#-IS,

(a)=aterial o$ core(2+P ro)(i) -#lass o$ C+-#lass(ii) 6oom content

C+ or 6++

2+

(:)=aterial o$ ousin# !Jeater ses (siliconcontent :y ;ei#t)

S.L.C +I66+&3 @

(c) =aterial o$ en $ittin#s SG.

() Sealin# compoun $or en

$ittin#s

+"V S.L.C

& Colour G+

5 lectrical caracteristics

(a) ominal system 7olta#e 11 KV

(:) i#est system 7olta#e 1% KV

(c) Dry Po;er $reFuency;itstan 7olta#e 0 KV


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[DGVCL/SP/9031/11KV Disc type composite (polymer) insulator/Speci ! G"P Pa#e %1 o$ %&'


() Jet Po;er $reFuency;itstan 7olta#e &5 KV

(e) Dry $laso7er 7olta#e E0 KV

($) Jet $las o7er 7olta#e 50 KV

(#)

Dry li#tin# impulse;itstan 7olta#e

a) Positi7e:) e#ati7e

110 KV

110 KV

()

Dry li#tin# impulse$laso7er 7olta#e

a) Positi7e:) e#ati7e

1%0 KV

130 KV

(i)+.V at 1 = ;enener#ie at 10 KV/30 KV(rms) uner ryconition

%0 ("Cncl)

Sro Description Init4in.

reuire"ent !or11;( 67;*

,s per$irm o$$er

() Creepa#e istance (=in) 2&9 44

A(a)=ecanical caracteristics O' S)L)CO* CO*TE*T:"e content o$ silicon in te composite polymer sall :e e7aluate:y DW (ner#y Dispersion W-ray) ,nalysis or "ermo-#ra7imetricanalysis "e test may :e carrie out at CP+. or any oter ,6Laccreite la:oratory

,WI+< Cnclosures

Doc 2722014 3 9031-11KV-Composite Polymer -Disc-Insulator Specifications GTP

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Transcript of Doc 2722014 3 9031-11KV-Composite Polymer -Disc-Insulator Specifications GTP