BS EN 61212-3-1-2013 Insulating materials Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes Specifications for individual materi.pdf

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1、BSI Standards PublicationInsulating materials Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposesPart 3: Specifications for individual materials Sheet 1: Round laminated rolled tubesBS EN 61212-3-1:2013National forewordThis British Standard is the UK

2、 implementation of EN 61212-3-1:2013. It isidentical to IEC 61212-3-1:2013. It supersedes BS EN 61212-3-1:2006, whichwill be withdrawn on 3 June 2016.The UK participation in its preparation was entrusted by TechnicalCommittee GEL/15, Solid electrical insulating materials, to SubcommitteeGEL/15/6, Ri

3、gid fibrous reinforced laminates for electrical purposes.A list of organizations represented on this committee can be obtained onrequest to its secretary.This publication does not purport to include all the necessary provisions ofa contract. Users are responsible for its correct application. The Bri

4、tish Standards Institution 2013.Published by BSI Standards Limited 2013ISBN 978 0 580 70402 4ICS 29.035.01Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under the authority of theStandards Policy and Strategy Committee on 31 July 2

5、013.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 61212-3-1:2013EUROPEAN STANDARD EN 61212-3-1 NORME EUROPENNE EUROPISCHE NORM July 2013 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches

6、 Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2013 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61212-3-1:2013 E ICS 29.035.01 Supersedes EN 61212-3-1:2006 English version Insulati

7、ng materials - Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes - Part 3: Specifications for individual materials - Sheet 1: Round laminated rolled tubes (IEC 61212-3-1:2013) Matriaux isolants - Tubes et barres industriels rigides, ronds, stratifi

8、s, base de rsines thermodurcissables, usages lectriques - Partie 3: Spcifications pour matriaux particuliers - Feuille 1: Tubes ronds stratifis enrouls (CEI 61212-3-1:2013) Isolierstoffe Runde Rohre und Stbe aus technischen Schichtpressstoffen auf der Basis warmhrtender Harze fr elektrotechnische Zw

9、ecke Teil 3: Bestimmungen fr einzelne Werkstoffe Blatt 1: Runde, gewickelte Rohre aus technischen Schichtpressstoffen (IEC 61212-3-1:2013) This European Standard was approved by CENELEC on 2013-06-03. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the c

10、onditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member. This European Standar

11、d exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are th

12、e national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Polan

13、d, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. BS EN 61212-3-1:2013EN 61212-3-1:2013 - 2 - Foreword The text of document 15/699/FDIS, future edition 3 of IEC 61212-3-1, prepared by IEC/TC 15 “Solid electrical insulating materials“, was submitted

14、to the IEC-CENELEC parallel vote and approved by CENELEC as EN 61212-3-1:2013. The following dates are fixed: latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2014-03-03 latest date by which the nationa

15、l standards conflicting with the document have to be withdrawn (dow) 2016-06-03 This document supersedes EN 61212-3-1:2006. EN 61212-3-1:2013 includes the following significant technical changes with respect to EN 61212-3-1:2006: Details of test for insulation resistance after immersion in water and

16、 values for permissible deviation from nominal external diameter of round rolled tubes in the “as rolled and cured” condition are changed. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held respon

17、sible for identifying any or all such patent rights. Endorsement notice The text of the International Standard IEC 61212-3-1:2013 was approved by CENELEC as a European Standard without any modification. In the official version, for Bibliography, the following notes have to be added for the standards

18、 indicated: IEC 61212-3 series ISO 472:1999 NOTE Harmonized in EN 61212-3 series (not modified). NOTE Harmonized as EN ISO 472:2001 (not modified). BS EN 61212-3-1:2013- 3 - EN 61212-3-1:2013 Annex ZA (normative) Normative references to international publications with their corresponding European pu

19、blications The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) appli

20、es. NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies. Publication Year Title EN/HD Year IEC 61212-1 - Insulating materials - Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical pu

21、rposes - Part 1: Definitions, designations and general requirements EN 61212-1 - IEC 61212-2 2006 Insulating materials - Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes - Part 2: Methods of test EN 61212-2 2006 BS EN 61212-3-1:2013 2 61212-3-1 IE

22、C:2013 CONTENTS INTRODUCTION . 5 1 Scope . 6 2 Normative references . 6 3 Terms and definitions . 6 4 Designations and abbreviations 7 4.1 General . 7 4.2 Designation . 7 4.3 Abbreviations 7 5 Requirements . 7 Bibliography 16 Table 1 Types of industrial round rolled tubes 8 Table 2 Permissible devia

23、tion from nominal external diameter of round rolled tubes in the “as rolled and cured” condition 9 Table 3 Permissible deviation from nominal external diameter of round rolled tubes in ground or turned condition, all types . 9 Table 4 Permissible deviation from nominal internal diameter of round rol

24、led tubes, all types 10 Table 5 Tolerance on wall thickness for round rolled tubes 10 Table 6 Departure from straightness for round rolled tubes 11 Table 7 Property requirements for round rolled tubes 12 Table 8 Electric strength at 90 C in oil, perpendicular to laminations, for round rolled tubes (

25、1 min proof test or 20 s step-by-step test) a(kV/mm) 15 BS EN 61212-3-1:201361212-3-1 IEC:2013 5 INTRODUCTION This part of IEC 61212 is one of a series which deals with industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes. This series consists of thre

26、e parts: Part 1: Definitions, designations and general requirements (IEC 61212-1) Part 2: Methods of test (IEC 61212-2) Part 3: Specifications for individual materials (IEC 61212-3) IEC 61212-3-1 contains one of the specification sheets comprising Part 3, as follows: Sheet 1: Round laminated rolled

27、tubes. BS EN 61212-3-1:2013 6 61212-3-1 IEC:2013 INSULATING MATERIALS INDUSTRIAL RIGID ROUND LAMINATED TUBES AND RODS BASED ON THERMOSETTING RESINS FOR ELECTRICAL PURPOSES Part 3: Specifications for individual materials Sheet 1: Round laminated rolled tubes 1 Scope This part of IEC 61212 gives requi

28、rements for industrial rigid round laminated rolled tubes for electrical purposes, based on different resins and different reinforcements. Applications and distinguishing properties are given in Table 1. Materials which conform to this specification meet established levels of performance. However, t

29、he selection of a material by a user for a specific application should be based on the actual requirements necessary for adequate performance in that application and not based on this specification alone. Safety warning: It is the responsibility of the user of the methods contained or referred to in

30、 this document to ensure that they are used in a safe manner. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies. For undated references, the

31、latest edition of the referenced document (including any amendments) applies. IEC 61212-1, Insulating materials Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes Part 1: Definitions, designations and general requirements IEC 61212-2:2006, Insulatin

32、g materials Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes Part 2: Methods of test 3 Terms and definitions For the purposes of this document, the following term and definition apply. 3.1 round laminated rolled tube tube formed by rolling impregn

33、ated layers of material on a mandrel between heated pressure rolls, curing in an oven, then removing the mandrel SOURCE: ISO 472:1999, modified The word “round” has been added to the term. BS EN 61212-3-1:201361212-3-1 IEC:2013 7 4 Designations and abbreviations 4.1 General The round laminated rolle

34、d tubes covered by this Part 3 sheet are classified into types which differ in the resin and reinforcement used, the method of manufacture and their distinguishing properties. 4.2 Designation Individual types are designated by a two-letter abbreviation denoting the resin; a second two-letter abbrevi

35、ation, denoting the reinforcement; a serial number of two digits, the first digit denoting the form of the material, a “2” indicates rolled tubes, and a second digit denoting sub-grades of the same type. The abbreviations are given in 4.3. The complete designation of the rolled tube is denoted by de

36、scription: rolled tube; number of the IEC standard: IEC 61212-3-1; designation of the individual type; dimensions (in millimetres) of the rolled tube: internal diameter external diameter length; a letter designating the finish on the external diameter of the rolled tube: “A“ designating tubes in the

37、 “as produced“ condition; “B“ designating tubes in ground or turned condition. EXAMPLE Rolled tube, IEC 61212-3-1 EP GC 21 25 30 1 000 A. 4.3 Abbreviations Types of resin Types of reinforcement EP Epoxy (epoxide) CC Woven cotton cloth MF Melamine CP Cellulosic paper PF Phenolic GC Woven glass cloth

38、SI Silicone MP Mica paper 5 Requirements In addition to the general requirements given in IEC 61212-1, the rolled tubes shall comply with the additional requirements given in Tables 2, 3, 4, 5, 6, 7, and 8, with the exception of the length of tube supplied, which shall be subject to agreement betwee

39、n buyer and seller. BS EN 61212-3-1:2013 8 61212-3-1 IEC:2013 Table 1 Types of industrial round rolled tubes Resin Reinforcement Serial numberApplications and distinguishing characteristicsaEP GC 21 Mechanical, electrical and electronic applications. Extremely high mechanical strength at moderate te

40、mperatures. Very good stability of electrical properties when exposed to high relative humidity. 22 Similar to EP GC 21, but with high mechanical strength at elevated temperature. 23 Similar to EP GC 21, but with improved flame resistance. MP 21 Mechanical, electrical and electronic applications. Go

41、od stability of electrical properties when exposed to high relative humidity. Good heat resistance. MF GC 21 Mechanical and electrical applications. High mechanical strength. Good arc and tracking resistance. PF CC 21 Mechanical and electrical applications. Fine weave b. 22 Mechanical and electrical

42、 applications. Coarse weave b. 23 Mechanical applications. Very coarse weave b. 24 Similar to PF CC 21. For close tolerance machining applications (very fine weave) b. CP 21 Mechanical and low voltage electrical applications. Good electrical properties when exposed to normal relative humidity. 22 Hi

43、gh voltage electrical applications at power frequencies. High electric strength in oil. 23 Similar to type PF CP 21, but with improved electrical properties when exposed to high relative humidity. GC 21 Mechanical and electrical applications. Very high mechanical strength at moderate temperatures. S

44、I GC 21 Mechanical, electrical and electronic applications when exposed to high relative humidity. MP 21 Mechanical, electrical and electronic applications. Good stability of electrical properties at elevated temperatures. aIt should not be inferred from the contents of Table 1 that round laminated

45、rolled tubes of any particular type are necessarily unsuitable for applications other than those listed for them, or that specific round laminated rolled tubes will be suitable for all applications within the wide description given. bFabric weaves of type CC reinforcements: Mass per unit area g/m2Th

46、read count cm-1Very coarse weave 200 130 18 to 29 Fine weave 130 30 to 37 Very fine weave 125 37 These values are only for information. They are not to be considered as specification values. In general, the finer weave materials have better machining characteristics. BS EN 61212-3-1:201361212-3-1 IE

47、C:2013 9 Table 2 Permissible deviation from nominal external diameter of round rolled tubes in the “as rolled and cured” condition Nominal external diameter D mm Maximum deviation a mm Type PF CP All other types 0 10 500 0,3 0,4 0,4 0,5 0,7 1,0 1,2 1,4 1,6 1,8 0,5 0,6 0,6 0,7 1,2 1,7 1,9 2,2 2,5 3,0

48、 Test method: see 4.1 of IEC 61212-2:2006. aIf a unilateral tolerance is agreed between purchaser and supplier, the tolerance shall not exceed twice the value given in the table. Table 3 Permissible deviation from nominal external diameter of round rolled tubes in ground or turned condition, all typ

49、es Nominal external diameter D mm Maximum deviation a mm 10 10 200 0,15 0,20 0,25 0,30 0,35 0,45 0,50 bTest method: see 4.2 of IEC 61212-2:2006. aIf a unilateral tolerance is agreed between purchaser and supplier, the tolerance shall not exceed twice the value given in the table. b By agreement between purchaser and manufacturer. BS EN 61212-3-1:2013 10 61212-3-1 IEC:2013 Table 4 Permissible deviation from nominal inte