TECHNICAL SPECIFICATION FOR 33 KV Control Realy Panel

1 DHBVNI ssueMorath:March2012. ,( )(C:\OocunenlsAndSettings\AdministratOfI Desktop\Specitication\CSC-XX-R-I-DocPa6: ~1 of 16~~f>~? :AItD~ \JlY~BLJUV'I:t'ItIlNNIfiAM"TECHNICALSPEC IFICATIONOFINDEPENDENT33 KVTRANSORMERANDFEEDERCONTROLANDRELAYPANE LSFOR33 KVSUBSTATION& FORGROUPCONTROLOF2 ! :Thespecificationcoversthedesignmanufact ure,testingbeforedispatch,supply& controlandrelaypanelshallincludethefollo wing:a)Protectiveandauxiliaryrelaysrequi redfortheprotectionof )Indicatinginstrumentswithnecessaryswitc hesc)Controlswitchfortheremotecontrolof '.-d)Supervisionequipmente)Mimicequipmen to Alarmequipmentg)Terminals,wiringferrules ,fuses,linksandsundriesto :Allmaterialandequipmentshallcomplyin everyrespectwiththerequirementsof :3231 IndicatingInstrumentsIS:1248 ~Theequipment/materialto besuppliedagainstthisspecificationshallb esuitableforsatisfactoryoperationunderth efollowingclimaticConditionsi)LocationAt variouslocationsin thestateof Harvanaii)-Maxambienttemperature( )-60iii)Minambientairtemperature( ) --5iv)Maxaveragedailyambienttemperature( )40v) ( ).

2 Vi) (Meters)1000vii)MinimumRelativeHumidity( %age)26viii) (%age)95ix) Rainydays!year120x) ,900mmxi) moderatelyhotandhumidtropicalclimate,con duciveto \Docl1 JncnlsAnclSdtings\Administralor\Desklop\ Specificatioo\ of16~~6~<'.noll~tadOlOI~IJ'l" ' 'lTJUQrBlfuUI/' ~ phase, providedonthepowertransformer, 415/240 Volts,3 phase,4wire,50Hz:!:3% ,2 : 10% :GuaranteedtestsheetsasperAnnexure'A' :Thecostofthefollowingitemsmay"bequoteds eparatelysothat:thesamebepurchasedas spares,if ,non-directionalcombinedovercurrentandea rthfaultrelay,auxiliaryrelays(usedin thealarmscheme) ,BELLBUZZER:Atlistofsparepartsrecommende dfor5 yearsof :Sh~uldthetendererwishesto departfromtheprovisionofthisspecificatio neitheronaccountof manufacturingpracticeor foranyotherreason,hewilldrawspecialatten tionto theproposedpointsofdepartureinhistendera ndsubmitsuchfullinformation,drawingandsp ecificationsaswillenablethemeritof hisproposalto theeventof supplier'sdrawings,specificationsandtabl esetc.

3 ,disagreeingwiththisspecificationduringt heexecutionof contract, \DoculTk:JluArdScnmgslAdminLslral~top\ \CSC-XX-R-11 JocPage3 of16~~f>~ZJlOII~fi'Jd<>lOI~UlTAaD~IWO"ANABIJLIV' :In additionto anyotherdrawingswhichthetenderermayliket o encloseto explainthemeritsof hisproposal,thefollowingdrawingsshallbee nclosedwiththetenderin quadruplicate:i)Majordimensionaldrawingo f eachof thethreetypesof C & R ) )Transformercircuitprotectionschemein respectofbothtypesoftransformersC & issueof firmordertogetherwithotheressentialtechn icalparticulars(bythepurchaser),thesuppl iershallfurnish4copieseachofthedimension aldrawings,schematicdrawingsandwiringdra wingsofC& 'sapproval, thedesign,whichmaybenecessaryinhisopinio nto make.

4 Theequipmentconformto thestatedprovisionsofthespecificationwit houtadditional~ thesupplier'sdrawingsshallnotbeheldtorel ievethesupplierofanypartofthecontractebl igationtomeetalltherequirementsof :Twocopieseachof thedescriptiveandprintedliteraturein ~ :Thetenderershallstatein histendertheplace(s)of manufacture,testingandinspectionof thevariousportionsof theworkincludedin thetender,Thepurchaserorhisdulyauthorize dagencyshallhaveaccessto thesupplier'sworksat anytimeduringworkinghoursforthepurposeof inspectingthemanufactureof material,equipmentetc., :Thefollowingtestsshallbecarriedoutatthe manufacturer'sworksaftercompleteassemble ofcontrolandrelaypanelboardandthetestrep ortofsuchtestssuppliedinquadruplicatefor approvalof CGM/MM,DHBVNI UHBVN beforedespatchof equipment:-i)Checkingof ), Oneminuteappliedvoltagetestforall )Insulationresistanceofcompletewiring, )Checkingtheoperationof \DocumentsAndSeltmgMdministrator\Desktop lSpecific.

5 :Jlion' [DocPage4 of 16~~e>PolZIIOII~fadi:(Oi~tTrT::IdlDAKSBI NIIAlO'ANABIJUlfI' ,auxiliaryrelaysandprotectiverelaysusedo nthepanelsshallcomplywiththelatesteditio nof thetenderersalongwiththeirtenderforrefer enceof ,thesuppliershallgivesufficientadvancein timalion(atleast15daysnoticeforIndianssu ppliersand30daysnoticeforForeignsupplier )to thepurchaserto enablehimto -Rs20,0007-foreachoccasionat whichthefakeinspectioncallhasbeenmadeor thematerialis rejectedduringtesting/inspectionbytheaut horizedagency/representativeof additiontotheexpensesincurredbytheNigami ndeputingtheInspectingOfficer, :Operating,testing,commissioningandmaint enanceinstructionsin commoncoverandsixsuchsetsshallbesupplied freeof costat leastonemonthbeforedespatchof theC& :Thesuppliershallsupplyonesetof fullsizereproducibleofdimensionaldrawing s,schernalicdrawinqsandwiringdiagramsof thethreetypesof controlandrelaypanelsagainstthecontracte itherontracingclothor onsyntheticpaperenablingeasymultiplicati onof drawingsforeachtypeof C&Rpanels,eachsetconsistingof dimensionalschematicandwiringdiagramsof. )]

6 Thesuppliershallberesponsibleforsuitable packingof all thematerialandmarkingontheconsignmentsoa sto avoidanydamageduringthetransportandstora geandtoensurecorrectdespatchto :> :sJdop\Sp irICaILOO\ of 16"3 OCT~6~l1lOIi~tad;> '.( :Thefollowingparticularsshallbemarkeddis tinctlyandpermanentlyoneveryrelayprefera blyin a positionvisiblefromthefront.(a)Manufactu rersnameor themakebywhichhemaybeidentified.(b)Manuf acturer'stypereference.(c)Ratedcurrent,r atedvoltageor both.(d)Frequency.(e)Particularsof auxiliaryequipment.(f)Settingindication. (9)Manufacturer'sserialNumber.(h)Country of \Documt."lllsAndSct{ingslAdminislIalor\D csktop\SJXX:ification\ of 16~~e>~<11011~fi'.)}

7 TdCilOIfurorUlTKDAK$IJljHln"ANABIJLIY' :Thecontrolandrelaypanelshallconsistofse paratecubiclewithsidecoversmadeofsheetst eelandcompletewithinternalwiring,termina ls,ferrulesandilluminationwithdooroperat ed'OFF'and'ON' suitableheightwithadequatedepthandwidths oasto thebackandalltheequipments( Control ,super visory,meteringandprotective)willbemount edin ,suitablegroutingbolts,nuts,locknuts, :Eachofthecontrolandrelaypanelagainstthe specificationshallbefittedwiththefollowi ngsupervisionlamps:-Circuitbreakerclose: Circuitbreakeropen:Auto-trip:Tripcircuit healthy:(Monitor~gbothwhenBreakerISOFF/O N) appropriatecolourshallbescrewedintothefr ontof.

8 Lntheinitialsupply20%of thelampsactuallyusedontheswitchboardand1 0%of lamplensesof variouscoloursshallbesuppliedlooseto )Alarmschemefortripalarmdueto \Docum.:nlsAndSdhf\ 'olXs",op\Spa:irlCalion'CSC~ of 16~~6~<.11011~fOdClOIfaOJ<JJU1"(ARDAKSII Ik1lAln" :rRIlNMtiIlMb)Alarmschemefor non trip alarm:Thisschemewillconformto thefollowing:i)Theclosingofaninitiatingc ontactshallactuatea buzzerandwillbeaccompaniedbya )Theclosingof aninitiatingcontactshallglowa lamp, )It shallbepossibleto silencethebuzzerbypressing'accept'pushbu tton,.Ifaftercancelingthealarmbutbeforer esettingthevisuatsignal,thesamefaultpers iststhebuzzershallbe )If aftercancelingthealarmbutbeforeresetting thevisualsignalsomeotherfaulttakesplacet henthealarmaccompaniedby )If aftercancelingthealarmandafterresettingt hevisualsignal,thesamefauitreappearsor someotherfaulttakesplace,thealarmflagind icationandnon-triplampindicationshallrea ppearasusual:vi) meansof a visualsignalmayalsobedonethrougha ) ) non-tripalarmontransformerpanelswiththef ollowingdescriptionshallbeprovided:TRASF ORMERPANELS:1).

9 Windingtemperaturealarm3)Oiltemperaturea larm4)OLTCoil surgerelay& trip& alarmonTIFpanelswithfollowingdescription shall. beprovided:I)Buchholztrip2) Windingtemperaturetrip3) ) OLTCoil :33kVtransformerpanelsmeantforthegroupco ntrolof2 (suchasBuchhloz'salarm,windingtemperatur e& Oiltemperaturealarm,OLTCOilC"\DocumC'lts AndSctting:Mdministraror\Dc:slctoplSpcci fication\ of "3ifi,f~E>~211011taJl&'tfadil/Ol~IJlTARD AKSHINIIAIO'ANABlJUYItVtNl'miAMsurgerela y&LowOilalarmetc).,trip(suchasBuchhloz's trip,windingtemperature,Oiltemperaturetr ip& OLTCO ilsurgerelaytripetc.)conditionsof circuitbreakers,isolatorsandearthswitche sshallbesuitablyincorporatedin themimicdiagramasperSketch-I(enclosed).

10 Theoperatingcoilof :VottaqepanelColourShadeNo.(accordinqto ISS-1961) :. Voltmeters& Ammetersonall_thepanelsagainstthespecifi cationshallbeof square, ammeter,.. Voltmetershallbeaccompaniedbyasuitablese lectorswitchfacilitatingthe measurementof 'A'classificationwithanaccuracyclassof 1 andshallconformtoIS:1248-1983,IS:2419-19 63(latestversionthereof)orrelevantBIS, coverCTsratioshownin sketch-Ishallbeaccompaniedbya selectorswitchfacilitatingtherneasuremen tofphasecurrentsaswellastheunbalanceqcur rentin 'A'classificationwithanaccuracyclass1 andshaHconformtoIS:1248-1983,IS:2419-196 3(latestversionthereof)or :It shallbepossibleto keyfreelockshavingpistolgriptypeorhandle sof thespringreturntoneutralpositiontypewith alarm(cancellation)contactsshallbeprovid edforoperationof.