高压电器设备安装英文翻译Word格式文档下载.docx
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高压电器设备安装英文翻译Word格式文档下载.docx
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1.2.2GeneralSpecification
Thisspecificationshallbeapplicableto3-500kVsupportingtypeandtanktypesulfurhexafluoridecircuitbreakers.
Intransportation,loadingandunloading,thesulfurhexafluoridecircuitbreakershallnotbeturnedupsidedown,impactedorvibratedintensively.Iftherearesomespecialmarksmadebythemanufacturer,theloadingandtransportshallcomplywiththeregulationmadebythemanufacturer.Thepressurevalueofthepartsfilledwithsulfurhexafluorideorothergasesshallcomplywiththetechnicalspecificationoftheproduct.
Whenarrivingatthesite,thesulfurhexafluoridecircuitbreakershallbekeptandstoredaccordingtothefollowingrequirements:
(1)Thepressurevalueofthearc-quenchingchamber,tankandinsulationsupportfilledwithsulfurhexafluorideandothergasesshallbecheckedandrecordedperiodically.
(2)Theinsulationparts,specialmaterials,specialmini-typetools,sparepartsandsoonshallbeplacedandkeptindryrooms.
(3)Theporcelainpartsshallbeinstalledproperlytoavoidanydamage.
1.2.3Installation
(1)Theerrorofthecentraldistanceandtheheightofthefoundationshallnotbemorethan10mm.
(2)Theerrorofthecentrallineofthereservedholesorembeddedironplatesshallnotbemorethan10mm.
(3)Theerrorofthecentrallineoftheembeddedboltsshallnotbemorethan2mm.
(4)Thespecificationsofbolts,gaskets,sealinggrease,cleanser,lubricatinggreaseandsoonusedintheinstallationmustcomplywiththetechnicalspecificationoftheproducts.Thedensityrelayandpressuregaugeshallbecheckedup.
(5)Theinstallationofthesulfurhexafluoridecircuitbreakershallbemadeintheweatherwithoutblowsand,rainorsnow.Whenassemblingthearc-quenchingchamber,therelativehumidityoftheairshallbelessthan80%,anddustproofanddamp-proofmeasuresshallbetaken.
(6)Thesulfurhexafluoridecircuitbreakershallnotbedisassembledonsiteforchecking.Whenithassomedefectsandmustbedisassembledonsite,thedisassemblingmustbepermittedbythemanufactureranddirectedbypersonsfromthemanufacturer.
(7)Thecircuitbreakershallbefastenedfirmlyandsecurely.Thepadsbetweenthebaseplateorthesupportandfoundationshallnotbemorethanthreepieces,ofwhichthetotalthicknessshallnotbemorethan10mm.
(8)Theflangefacesofporcelaincoversofvarioussupportsofthesamephaseshallbeonthesamelevel.Theerrorofthecentrallinedistancebetweenvarioussupportsshallnotbemorethan5mm.Theerrorofcentraldistancebetweenphasesshallnotbemorethan5mm.
1.2.4Adjustment
(1)Theinstallationpositionofallpartsshallbecorrect.Andtheappropriatehorizontalandverticalpositionshallbekeptaccordingtothemanufacturer’sregulation.
(2)Properliftingdevice,liftingpointsandproceduresshallbechosenaccordingtothetechnicalspecificationoftheproduct.
(3)Theboltlocatedatsealingpositionshallbefixedwithamomentwrench.Andthemomentvalueshallcomplywiththetechnicalspecificationoftheproduct.
(4)Themanagementandfillingofsulfurhexafluoridegasshallcomplywiththeregulationsinthefollowingtable:
TechnicalSpecificationofSulfurHexafluorideGas
Name
Index
Air(N2+O2)
≤0.05%
Carbontetrafluoride
Moisture
≤8ppm
Acidity(basedonHF)
≤0.3ppm
Hydrolyzablefluoride(basedonHF)
≤1.0ppm
Mineraloil
≤10ppm
Purity
≥99.8%
Bio-toxicitytesting
Non-poisonous
1.2.5Handing-overInspectionandAcceptance
(1)Thecircuitbreakershallbefixedfirmly,andelectricalconnectionshallbereliableandingoodcontact.Theappearanceshallbecleanandcomplete.Themotionperformanceshallcomplywiththespecification.
(2)Thelinkactionofthebreakeranditsactuatingmechanismshallbecorrectandnormalwithoutclogging.Switching-on/offshallbeindicatedcorrectly.Theactionofauxiliaryswitchshallbeaccurateandreliable.
(3)Thealarmingandlockoutsetvalueofthedensityrelayshallcomplywiththespecification.Thetransmissionoftheelectricalloopshallbecorrect.
(4)Thepressure,leakagerateandwatercontentofthesulfurhexafluoridegasshallcomplywiththespecification.
(5)Thefollowingdataanddocumentsshallbesubmitted:
Evidencedocumentsofthedesignchange;
Technicaldocumentsprovidedbythemanufacturer,suchasproductspecification,testingrecord,certificateofcomplianceandassemblydrawingetc;
Installationtechnicalrecord;
Adjustingandtestingrecord;
Listofsparepartsandspecialtools
1.3VacuumCircuitBreaker
1.3.1
1.3.2GeneralSpecification
Thespecificationisapplicableto3-35kVindoorvacuumcircuitbreakers.
Duringtransportation,loadingandunloading,thevacuumcircuitbreakersshallnotbeturnedupsidedown,drenched,vibratedorimpactedintensively.Allofthecomponentsandsparepartsofthecircuitbreakersshallbecompletewithoutrustinessormechanicaldamage.
Whenarrivingatthesite,thevacuumcircuitbreakershallbestoredincompliancewiththefollowingrequirements:
(1)Thecircuitbreakershallbestoredindry,well-ventilatedroomswithoutcorrosivegases.
(2)Thecircuitbreakershallnotbeplacedupsidedownduringstorage.Ifbeingstoredwiththecontaineropen,itshallnotbeoverlapped.
(3)Afterunpacking,thevacuumdegreeofthearc-quenchingchambershallbechecked.
1.3.3Installation
(1)Theinstallationshallbevertical.Thefixationshallbefirm.Thephase-to-phasesupportingporcelainpartsshallbemountedonthesamelevel.
(2)Thecranksofthelinkageconnectionrodsofthreephasesshallbeonthesamelevel.Theanglesofthecranksshallbeconsistent.
(3)Thesurfaceoftheconductingrodshallbespotless.Thecontactbetweentheconductingrodandconductingholdershallbetight.
1.3.4Adjustment
(1)Thetravel,compressedtravelandthree-phasesynchronismofthevacuumbreakershallcomplywiththetechnicalspecificationoftheproduct
(2)Thecontactresistancevalueoftheconductingloopshallcomplywiththetechnicalrequirementoftheproduct.
(3)TheboltoverlappingsurfaceoftheconnectionterminalsoftheequipmentandfirmnessrequirementoftheboltsshallcomplywiththeexistingnationalCodeforConstructionandAcceptanceofBusDeviceofElectricInstallationWorks(GBJ149-90).
1.3.5Handing-overInspectionandAcceptance
(1)Thevacuumcircuitbreakershallbefixedfirmly,thesurfaceshallbeclean,andtheelectricconnectionshallbereliablewithgoodcontacting.
(2)Thevacuumcircuitbreakeranditslinkgearshallbenormalwithoutblocking,theindicationofbrake-on/-offshallbecorrect,theauxiliaryswitchshallbeexactandreliable,andthecontactshallhavenoburningdamagecausedbyelectricarc.
(3)Thevacuumdegreeofthearc-quenchingchambershallcomplywiththetechnicalspecificationoftheproduct.Theparallelresistanceandcapacitancevalueshallcomplywiththetechnicalspecificationoftheproduct.
(4)Thefollowingdataanddocumentsshallbesubmitted:
Evidencedocumentofthedesignchange;
Installationtechniquerecord;
Listofsparepartsandspecialtools;
1.4OperationMechanismoftheCircuitBreaker
1.4.1
1.4.2GeneralSpecification
Thisspecificationshallbeapplicabletothepneumaticmechanism,hydraulicmechanism,electromagnetmechanismandspringmechanismassociatedwithcircuitbreakersatratedvoltageof3-500kV.
Duringtransportation,loadingandunloading,theoperationmechanismshallnotbeturnedupsidedown,impactedorvibratedintensively.Thepartsandaccessoriesoftheoperationmechanismshallhavenorustiness,damageanddamping.Thereshallnotbeanyleakageinthepartsfilledwithoilandgas.
Whenarrivingatthesite,theoperationmechanismshallbestoredincompliancewiththefollowingrequirements:
(1)Theaircompressorandvalveetcshallbestoredindoors.
(2)Thecontrolboxormechanismshallbekeptproperly.
1.4.3Installation
(1)Thepadsbetweenthebaseplateorsupportandthefoundationoftheoperationmechanismshallnotmorethanthreepieces,ofwhichthetotalthicknessshallnotbemorethan20mm.
(2)Thepartsoftheoperationmechanismshallbecomplete.Therunningpartsshallbelubricatedwiththelubricatinggrea
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