Final大全变压器SCB型干式变压器安装使用说明书英文版Word文件下载.docx
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Final大全变压器SCB型干式变压器安装使用说明书英文版Word文件下载.docx
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6、ProductTransportation6
7、ExaminationandAcceptance7
8、WarehousingStorage8
9、ProductInstallation9
10、ExaminationBeforeRunning15
11、TestBeforeRunning15
12、TransformerRunning20
13、MaintenanceofTransformerandAccessories25
14、TransformerRepair27
15、AdviceforEnvironmentalProtection28
16、OtherSafetyNotes28
Themanualisavailableforloadingandunloading,transportation,warehousingstorage,installationandoperationandmaintenanceofoff-circuitvoltageandon-loadvoltageregulationepoxyresincastthin-insulationdry-typepowertransformerwithnominalcapacity25000kVAandlessandvoltagegrade35kVandlessproducedbythecompany.
一、ProductIntroduction
TheproductisinaccordancewithGB6450-86“Dry-typePowerTransformer”,GB10228-1997“TechnicalParameterandRequirementofDry-typePowerTransformer”andGB1094.1-1996“PowerTransformerSection1General”,anditistheGradeForHinsulationdry-typepowertransformercastandmoldedbyepoxyresin.Theproducthasthefollowingadvantages:
1.Highmechanicalstrengthandstrongshortcircuitresistanceability;
2.Goodmoistureresistanceandrunwith90%humidity;
3.Advancedstructure,smalldimension,lightweightandlowpartialdischarge;
4.Highinsulationlevelandequalelectricfielddistribution;
5.Easymaintainability;
6.Strongheatdissipation,runwith150%ratedloadunderforcedaircooling;
7.Fireproof,explosion-proof,pollution-freeandlow-noiseandabletobedirectlyinstalledintheloadcenter.
Theproductcanbewidelyusedinplaceswithhighfireproofingrequirements,suchaspowertransmissionandtransformationsystem,high-risebuilding,commercialcenter,sportstadium,petrochemicalenterprise,metro,stationandairport.InChina,theepoxyresincastdry-typepowertransformerhastherichestmanufacturingexperienceandthebestrunningperformance.
2、MainTechnicalParametersandStandards
2.1Capacity:
Three-phase:
30-25000kVA
2.2Voltagegrade:
35kVAllvoltagegradesincluding35kVandless
2.3Voltageregulatingrange:
±
5%、±
2×
2.5%oraccordingtotheclients’requirements
2.4Voltageregulatingmethod:
Non-excitedvoltageregulationandon-loadvoltageregulation
2.5Connectionset:
Dyn11、Yyn0、Yd11Severalconnectionsets,includingDyn11,Yyn0,Yd11orZnyn11
2.6Frequency:
50Hzor60Hz
2.7Coolingmode:
ANorAF
2.8Protectiongrade:
IP00,IP20orIP21
2.9Insulationendurancegrade:
GradeForH
2.10Impedancevoltage:
standardvalueorfortheclients’requirements
2.11Insulationlevel:
Grade10kV:
powerfrequencyvoltagewithstanding35kV,Impulsevoltage75kV;
grade:
powerfrequencyvoltagewithstanding50kV,Impulsevoltage125kV;
powerfrequencyvoltagewithstanding70kV,Impulsevoltage170kV;
Iftheclientsrequest,itcanbeespeciallydesignedforthem
2.12Implementationstandard:
GB6450-1986、GB/T10228-1997
3、ConditionsofUse
3.1Normalconditionsofuse:
3.1.1Ambienttemperature:
Maxtemperature+40℃,Dailyaveragemaxtemperature+30℃,Maxyearlyaveragetemperature+20℃。
3.1.2Theelevationshouldnotbebeyond1000m.
3.1.3Thevoltagewaveformforthepowersupplyisalmostlikesinewaveandthree-phasepowersupplyvoltageisapproximatelysymmetric.
3.2Specialconditionsofuse
3.2.1Providedintheclients’inquirysheetindetail(suchas,highelevationandambienttemperaturehigherthan40℃,etc.)
4、CoolingSystem
4.1Theproductgenerallyadoptsnaturalaircooling(AN)anditcancontinuouslyoutput100%ratedload.Forthetransformersofanyprotectiongrade,theycanbeequippedwindcoolingsystem.Ifnecessary,forcedaircooling(AF)canbeadoptedtoimproveoutputpowerforemergentuseinthecaseofdroppingcoiltemperatureorshort-timeoverload.
4.2Iftheoutputloadrateismorethan65%ortheambienttemperatureisveryhigh,putitintothefanandcoolthecoil,whicheffectivelydecreasesthecoil’son-loadlossanddropsitshot-pointtemperature-riseinordertoreachdoublefunction,thatis,energyconservingandprolongingthecoil’slifespan.
4.3Itisadvisedthatthefanisstartedviaautomaticcontrolofthermostat.Indefault,thethermostatofthecompanysetsthetransformertostartthefanunder120℃and100℃fanstopping,140℃alarmand155℃tripping,sotheclientsneednotadjustingeneral.
4.4Fornormalrunning,every1kWloss(Po+Pk)needs4m3/minventilationrateingeneral.Whenthetransformerisinstalledinbasementorotherenvironmentswithworseventilationability,aheatdissipationandventilatorshouldbeaddedtohelpaircirculation.
Warning:
Ifthetransformerstartsthewindcoolingequipmentanditisrunbeyondnameplate’scapacity,checkthetransformer’sactuallossunderrealrunningloadtoconfirmwhethertheventilationofthetransformerroommeetstherequirement.Iftheventilationisnotenough,thetransformer’sheatdissipationmightbedifficultandthetransformerwillsufferseriousinfluence.
5、ProductLoadingandUnloading
5.1Thehandlingequipmentmightbeliftingequipment,suchascrane,cranmobileorforklifttruck.
5.2TheloadingandunloadingshouldbestrictlyconductsaccordingtorelativerulesofChina.
5.3Atthelowerpartoffourlegsofmainpackage(nearchamferingofslidinglog)hasbeensprayed“LiftfromHere”symbol,forlifting,holdsteelwireropeatbedtimberoffourlowerlegsofthepackage,asshowninPicture1;
ifthereisnopackageorwhenthetransformerisliftedfromthepackage,allliftingplatesshouldworktogetherandtheanglebetweenliftingsteelwireropesshouldnotbemorethan60o,asshowninPicture2.
5.4Thesurfaceofmainpackageshouldbesprayedcenterofgravitysymbol,ifitisawayfromthecentralpositionobviously,whilelifting,adjustthesteelwireropeinorderthatthehookisjusttothecenterofgravityofthepackage.
5.5Whentheproductisloadedandunloaded,itshouldbecarefullylocatedsoasnottodamageanypartsofthetransformer.
6、ProductTransportation
6.1Theproductcanbetransportedwithtraffictools,includingtrain,ship,vehicleandplane.Thecarriageandshipcabinforshippingtheproductshouldbeclean,withoutanypollutants.
6.2Theproductisassembledaccordingtotherequirementoftransportationruleandtheproductshouldbefixed.Duringtransportation,thetransformershouldbekeptfrombeingdamagedandmoved.
6.3Forthetransformerwithoutpackage,theaccessoryparts,fittingandex-factoryfilesshouldbepackagedadditionallyandtheyshouldbeshippedwiththetransformer.
6.4Theunpackagedproductsshouldbefirmlyfixedonthetransportationvehiclethroughholes,includingtrolley,clampingpartandhangingear.Forbidbindingandpullingdamageableparts,suchascoil,insulator,paddingblockandleadtoavoiddestroyingtheproducts.
6.5Whentheproductistransported,itsinclinationshouldnotbemorethan30o.
6.6Theproductsshouldnotbestackedaftertheyareunloadedortransferredatstationordockorterminal.Thetimbershouldbepreparedforconvenientmovingthelowerpartsanditshouldnotbelessthan100mm.
7、ExaminationandAcceptance
Aftertheclientsreceivethetransformer,theyshouldimmediatelyexamineit.
7.1Examinewhethertheproduct’snameplatedataaccordswiththepurchasecontract,suchasproductmodel,ratedcapacity,ratedvoltage,couplinggrupnumberandimpedancevoltage,etc.
7.2Examinewhethertheex-factoryfilesarecomplete.
7.3Examinewhethertheaccessoriesarecompletelypreparedaccordingtotheex-factorytechnicalfileschedule;
if“DisassemblySheet”or“PackingList”isattached,examinewhetherallpartsorcomponentsareready.
7.4Examinewhethertheproducthasbeendamagedfortransportation,whetherthepartsaredestroyedandmoved,whethertheconnectionwireisloosedandruptured,whethertheinsulationhasbeendilapidatedandwhetherithaspollutantsorforeignsubstances.Inaddition,ifthereisanypaddingblockfortransportation,moveit.
7.5Aftertheproductisunpackedandhasbeenexamined,ifitcan’tbeimmediatelyrun,itshouldbecarefullykeptorrepackagedforanti-brokenandanti-theft.
Duringexamination,ifthepackageortheproductissverelydamaged,immediatelyreporttotransportationandinsurancedepartments,keepthelocalefortreatment.
8、WarehousingStorage
8.1Theproductwhichneedswarehousingstorageshouldnotbemovedforitspackage.Ifitneedstoberemovedforexamination,afterexamination,itshouldberecovered.
8.2Sincetheproductisusedindoors,inordertoavoiddampandrainanddewinfluenceoutdoors,aftertheproducthasbeendelivered,itshouldbestoredinthewarehouse.Thewarehouseshouldbecleananddry,withoutanyactivechemicalmedicineandcorrosivearticles.
8.3Noproductsmaybestacked.
Note:
Ifthelocalconditionisrestrictedandtheproductwillbestoredoutdoors,buildsimplehutwithcanopycloth,andensureitsventilation,withoutpouringandleakingandkeepitdry,additionallyresisttheanticipativewindblowing.Iftheproductisstoredinthehut,thetransformershouldbeblockedupwithnotlessthan100mmtimberatthelowerpart.
9、ProductInstallation
9.1Beforeinstallation,carefullyreadthemanual,productnameplateanddimensionchart,knowproductqualityandinstallationmethodandpreparecorrespondingliftingequipmentsandtools.
9.2Installationplace
9.2.1
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