1、BRITISH STANDARDBSEN 60371-3-1:2006Specification for insulating materials based on mica 3-g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g581:2006 has
2、 the status ofandard EN60371-Standard.035.50Part 3: Specifications for individual materials Sheet 1: Commutator separators and materialsThe European StaBritishICS29BS EN 60371-3-1:2006This Bpublished under the authority of thStrategyon 31 OcBSI 2006ISBNational forewordThis BritiEN60371-BSEN 60The UK
3、pGEL/15, Sta(Provisional), to SubcommitAlist of organizations represeits secretThis publicontractCompliance legal oblige3 7tober 20060 4927CommitteN058sh Standardwas published byBSI. It is the UK implementation of 3-1:2006. It is identical with IEC 60371-3-1:2006. It supersedes 371-3.1:1995 which is
4、 withdrawn.articipation inits preparation was entrusted byTechnical Committee ndardsonspecificationsfor electricalinsulatingmaterials tee GEL/15/3, Materialspecifications.nted on GEL/15/3can be obtainedon request toary.cation does not purport to include all the necessaryprovisionsofa . Users are res
5、ponsible for its correct application.with a British Standardcannot confer immunity from ations. ublicationCommentsentsissuedsincepDateritish Standard was e Standards Policy and AmendmAmd. No. EUROPEAN STANDARD EN 60371-3-1NORME EUROPENNE EUROPISCHE NORM July2006 CENELEC EuropeanCommittee forElectrot
6、echnicalStandardizationComit Europen deNormalisation Electrotechnique EuropischesKomitee frElektrotechnische Normung CentralSecretariat:ruedeStassart35, B -1050 Brussels 2006 CENELEC - Allrightsofexploitation inany formand by any means reserved worldwide for CENELECmembers.Ref.No.EN60371-3-1:2006 EI
7、CS29.035.50 Supersedes EN60371-3-1:1995English version Specification for insulating materials based on micaPart3:Specifications for individual materials - Sheet 1:Commutator separators and materials (IEC 60371-3-1:2006)Spcification pourlesmatriauxisolants base de mica Partie3:Spcificationspourmatria
8、uxparticuliers-Feuille1:Matriauxpourentrelames de collecteurs (CEI 60371-3-1:2006)BestimmungfrIsoliermaterialien ausGlimmer Teil 3: Bestimmungenfr einzelne Materialien -Blatt 1:Kommutator-Isolierlamellen und -Materialien (IEC60371-3-1:2006)This European Standard was approved byCENELECon 2006-07-01.
9、CENELECmembers are bound to complywith the CEN/CENELECInternal Regulations which stipulate the conditions for giving thisEuropean Standard the status of a national standard without anyalteration. Up-to-date lists and bibliographical referencesconcerningsuch national standards maybe obtained onapplic
10、ation to the Central Secretariat or to anyCENELECmember. This European Standardexists inthree officialversions(English, French,German). A version inanyotherlanguage madebytranslation under theresponsibilityofa CENELECmember intoitsown language and notifiedto the Central Secretariat has the same stat
11、us as the official versions. CENELECmembers are the national electrotechnical committeesof Austria, Belgium,Cyprus, the Czech Republic, Denmark, Estonia,Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia,Lithuania, Luxembourg, Malta, the Netherlands, Norway,Poland, Portugal, R
12、omania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. Foreword The textofdocument 15/307/FDIS, future edition 3 ofIEC 60371-3-1, prepared byIEC TC15, Standardson specificationsforelectrical insulating materials,wassubmitted to the IEC-CENELEC parallel vote and wasapproved by
13、CENELEC asEN 60371-3-1on 2006-07-01. ThisEuropean StandardsupersedesEN 60731-3-1:1995. The main changeswith regard to EN60371-3-1:1995 concern the modification ofclause numbersto align with clause numbering in EN60371-2:2004. The following dateswere fixed: latestdate bywhich the ENhasto be implement
14、ed at nationallevel bypublication ofan identical national standardorbyendorsement (dop)2007-04-01 latestdate bywhich the national standardsconflictingwith the EN have to be withdrawn (dow) 2009-07-01 AnnexZAhasbeen added byCENELEC. _ EndorsementnoticeThe textofthe International Standard IEC 60371-3-
15、1:2006 wasapproved byCENELEC asa European Standard withoutanymodification. _ EN 60371-3-1:2006 2 INTERNATIONAL STANDARD IEC60371-3-1Third edition2006-06Specification for insulating materials based onmica Part 3:Specifications for individual materials Sheet 1:Commutator separators and materials Refer
16、ence number IEC60371-3-1:2006(E)EN 60371-3-1:2006CONTENTSINTRODUCTION.51Scope.62Normative references.63Generalrequirements.64Thickness.74.1Definitionofnominalthickness74.2Measurementsandtolerances.75Dimensions,otherthanthickness.85.1Sheets.85.2Strips85.3Separators86Detectionofdefectsandconductingpar
17、ticlesinsheets87Characteristics.88Form.89Marking8Table1Thicknesstolerancesforsheets,stripsandseparatorshavinga surface 10cm27Table 2 Thicknesstolerancesforseparatorshaving a surface area greaterthan10cm2.7Table3Requirementsformaterialsbased onmicasplittings10Table4Requirementsformaterialsbased onmic
18、apaper11EN 60371-3-1:2006Annex ZA Normative references to international publications with their correspondingEuropean publicationss.12 4 INTRODUCTION ThispartofIEC 60371forms partofaserieswhich dealswith insulatingmaterialsbuiltupfrommica splittingsormica paper,with orwithout reinforcement, and with
19、mica paperin itspurestate foruse in electricalequipment. IEC60371consists ofthreepartsunderthe maintitleSpecificationfor insulatingmaterials basedonmica:Part1: Definitions and generalrequirements Part2: Methods oftestPart3: Specificationsforindividual materials Thisstandard containsone ofthe sheetsc
20、omprising part3,asfollows:Sheet1:Commutatorseparatorsand materialsEN 60371-3-1:2006 5 SPECIFICATIONFORINSULATING MATERIALS BASEDONMICA Part3: Specifications for individual materials Sheet1: Commutator separators andmaterials 1 Scope ThissheetofIEC 60371-3applies toseveraltypes ofrigidmaterials based
21、onmicasplittings ormica paperforcommutatorseparators. Theseproductsshall be madefrommuscovite orphlogopite mica, builtupfrommica splittingsormica paperbythe use ofa suitable bonding medium. Theyare suppliedinthe followingforms:sheetsin the dimensionsinwhichtheyare pressed oraftertrimming; stripscut
22、fromsheets; commutatorseparatorshavingtheshapesand dimensionsandintheconditionsorderedbytheuser.The normal manufacturing thicknessesliebetween 0,3mmand 2 mm.Materialswhich conformto thisspecification meetestablishedlevelsofperformance.However,the selection ofmaterialbyauserforaspecificapplication sh
23、ould be based ontheactualrequirements necessaryforadequateperformanceinthatapplication andnotbasedon thisspecificationalone. Safetywarning:Itisthe responsibilityoftheuserofthe methods contained orreferredtointhisdocumenttoensure thattheyare used in a safemanner. 2 NormativereferencesThefollowingrefe
24、renced documentsare indispensablefortheapplication ofthisdocument.Fordatedreferences,onlytheeditioncitedapplies.Forundatedreferences,thelatesteditionofthe referenced document(includinganyamendments)applies.IEC60371-2:2004,Specification forinsulatingmaterialsbasedonmica Part2:Methodsof test3General r
25、equirements The materialassupplied shall be ofuniformhardness, free fromsoftpatchesand foreign matter. Thebonding mediumusedshall be agreed betweensupplierand purchaser.Thematerials,whentestedinaccordancewith themethods giveninIEC60371-2,shallcomplywiththe requirements ofthispublication.EN 60371-3-1
26、:2006 6 4 Thickness 4.1Definitionofnominal thickness The nominalthicknessisthatstated when ordering, being the thicknessondelivery(before assemblyofthe commutator).4.2Measurements andtolerances The toleranceswith respect to the nominalthickness,in millimetres,are given in Tables1and 2.4.2.1 Sheets,s
27、trips andseparators havinga surfacearea10cm2Specimen: asin 4.2.1 and 4.2.4 ofIEC60371-2.The thicknessshall be measured with theapparatusgiven in 4.1.3 ofthat standard (diameterofmeasuring faces6 mmto 8 mm,pressure:7 MPa). The thicknessmeasurementsshallbeinaccordance with 4.3ofIEC60371-2. Table1 Thic
28、kness tolerancesfor sheets,strips andseparators havinga surface10cm2 PropertyMica splittings Mica paper (normal tolerance)Mica paper (closetolerance)Tolerance ofspecimen 0,03 mm0,03 mm0,02 mmDifference between maximumand minimumvaluesofthicknesson same specimen 0,06 mm0,06 mm0,04 mm4.2.2Separators h
29、avinga surface areagreater than10cm24.2.2.1 SeparatorssuppliedindividuallySpecimen:asin4.2.5 a)ofIEC60371-2.The thicknessmeasurement shallbeinaccordance with 4.3ofIEC60371-2. Table 2Thicknesstolerances forseparatorshavingasurface area greaterthan10 cm2PropertyMica splittings Mica paper Tolerance ofs
30、pecimen 0,02 mm0,015 mmDifference between maximumand minimumvaluesofthicknesson same specimen 0,04 mm0,03 mm4.2.2.2Stackheightofseparators suppliedinpacketedstacks The nominalheight ofthe stackand the numberofseparatorsperstackshould be statedwhen materialisordered. The stackheightshall be measured
31、in accordance with 4.1.4 ofIEC 60371-2. With a pressure of30 MPa the variation in heightfromthenominalshall beagreed uponbetweenpurchaserandsupplier.EN 60371-3-1:2006 7 5 Dimensions,other than thickness 5.1 SheetsThe tolerance on the nominallength and on the nominalwidth on sheetstrimmed to sizeis5%
32、.NOTEWhere sheetsare nottrimmed to size,tolerance on massshallbe agreed upon.5.2StripsThetoleranceonlength is 5 % andthe tolerance onthe nominalwidthis0,5mm.5.3 SeparatorsThe toleranceson overalldimensionsare 0,3 mmforseparatorswith surface areasnotexceeding10cm2, 0,5 mmforseparatorswith a surface a
33、reaover10cm2. 6 Detection ofdefects and conducting particles in sheets Asstated in Clause 19ofIEC60371-2, until amethod ofdetection ofdefectshasbeen agreed,the type and numberofdefectsshallbesubject to contract.7 Characteristics Tables3 and 4 give thespecified valuesforthecharacteristicsofproductsba
34、sed on micamaterialforcommutatorseparators, inwhateverformtheyare delivered. 8 Form Productsbased on micaormica splittingsforcommutatorseparatorsaregenerallysupplied:insheets approximately1000 mmlongand 500mmto1 000mmwide;instripsapproximately1000 mmlong andnot morethan200 mmwide;shaped commutatorse
35、paratorshaving a surface area up to 10 cm2aregenerallysupplied in bulk(unlessotherwise agreedbetweenmanufacturerand user);shaped commutatorseparatorshavingsurfaceareaover10cm2are deliveredeitherinbulk, in non-calibrated packetsorin packetedstacks. The numberofseparatorsperpacket, generallybetween 20
36、 and 50,issubject to special agreement. Also, according to the typeofmaterial, intermediate layersmaybeused. 9 Marking Packagesshall be marked withtheIEC publicationreference and typeofproduct(e.g. IEC 60371-3-1 TypeP7),the manufacturersidentification, the nominal thicknessand dimensions,and thenumb
37、erofpiecesand/orweightineach package. Forproducts suppliedin packets,thefollowingadditionalindications shallbegivenoneachpacket: non-calibrated packets:thenumberofseparatorsperpacket;EN 60371-3-1:2006 8 calibrated packets:the numberofseparatorsperpacket and the total height ofthe stack(aftersubtract
38、ing thethicknessesofthe intermediatelayers).EN 60371-3-1:2006 9 Table 3 Requirements for materials based on mica splittings Type Description Nominal thickness Minimum mica content Resistance toexudation anddisplacement Elastic compression Plastic compression Temperature of compression measurement El
39、ectric strength mm % C amax. % max. % C kV/mm bS1 S2 Punching quality, muscovite Punching quality, phlogopite 0,3 to 1,6 92 No requirement 3 5 150 7 S3 S4 Standard quality, muscovite Standard quality, base sheet, phlogopite 0,5 to 2 95 200 3 5 160 7 S5 S6 Special quality A, muscovite Special quality
40、 A, phlogopite 0,5 to 2 95 220 2 4 200 7 S15 S16 Special quality B, muscovite Special quality B, phlogopite 0,5 to 2 95 300 2 3 200 7 Relevant clause number of IEC 60371-2: Methods of test 4 7.6 12 13 13 13 16 aAt the temperature specified, no exudation of binder or displacement of mica shall be det
41、ectable with normal corrected vision. b 6 mm electrodes for strips and separators; 25 mm to 75 mm electrodes for sheet materials. NOTE The density of all materials is in the range of 2,2 g/cm3to 2,6 g/cm3. EN 60371-3-1:2006 10 Table 4 Requirements for materials based on mica paper Type Description N
42、ominal thickness Minimum mica content Resistance toexudation anddisplacement Elastic compression Plastic compression Temperature of compression measurement Electric strength mm % C aMax. % Max. % C kV/mmbP7 P8 Punching quality, muscovite Punching quality, phlogopite 0,3 to 1,6 90 No requirement 5 5
43、150 7 P9 P10 Standard quality, muscovite Standard quality, base sheet, phlogopite 0,5 to 2 90 200 4 5 160 7 P11 P12 Special quality A, muscovite Special quality A, phlogopite 0,5 to 2 90 220 2 4 c200 7 P13 P14 Special quality B, muscovite Special quality B, phlogopite 0,5 to 2 90 300 2 3 c200 7 Rele
44、vant clause number of IEC 60371-2 Methods of test 4 7,6 12 13 13 13 16 a At the temperature specified, no droplets of binder or displacement of mica should be observed in test in Clause 12. b 6 mm electrodes for strips and separators; 25 mm to 75 mm electrodes for sheet materials. c This may be redu
45、ced to 2 % when required by the purchaser. NOTE The density of all materials is in the range of 2,0 g/cm3to 2,4 g/cm3. _ EN 60371-3-1:2006 11 Annex ZANormativereferencesto international publications with their corresponding European publicationsThe followingreferenceddocumentsare indispensable forth
46、eapplicationofthisdocument. Fordated references, onlythe edition cited applies.Forundated references, the latestedition ofthe referenced document (including anyamendments)applies.NOTEWhen an internationalpublication hasbeen modified by common modifications,indicated by(mod),the relevantEN/HDapplies.
47、PublicationYearTitleEN/HDYearIEC 60371-2 2004 Specification forinsulating materialsbased on mica Part 2: Methodsoftest EN 60371-2 2004 EN 60371-3-1:2006 12 blankBSEN 60371-3-1:2006BSI389 LondonW4 4ALBSIBritishStandardsInstitutionBSIisthe independent nationalbodyresponsible for preparingBritishStanda
48、rds. It presents the UKview on standards in Europe and atthe international level. It is incorporated byRoyal Charter.RevisionsBritishStandards are updated byamendment or revision.Users of BritishStandards should make sure that they possess the latest amendments or editions.It is the constant aim of
49、BSI toimprove the quality of our products and services. We wouldbe grateful ifanyone finding aninaccuracyor ambiguity while using thisBritishStandard would informthe Secretary of the technical committee responsible,theidentityofwhich can befound onthe insidefrontcover.Tel:+44(0)2089969000. Fax:+44(0)2089967400.BSIoffers members an individualupdatingservice calledPLUS whichensures thatsubscribers automatically receive the latest editions ofstandards.Buying standardsThis does
