BS EN 60763-1-2011 Laminated pressboard for electrical purposes Definitions classification and general requirements《电气用层压板 定义 分类和一般要求》.pdf

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1、raising standards worldwideNO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAWBSI Standards PublicationLaminated pressboard for electrical purposesPart 1: Definitions, classification and general requirementsBS EN 60763-1:2011National forewordThis British Standard is the UK impleme

2、ntation of EN 60763-1:2011. It is identical to IEC 60763-1:2010. It supersedes BS EN 60763-1:1996 which will be withdrawn on 2 January 2014.The UK participation in its preparation was entrusted by Technical Committee GEL/15, Solid electrical insulating materials, to Subcommittee GEL/15/9, Cellulosic

3、 materials.A list of organizations represented on this committee can be obtained on request to its secretary.This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. BSI 2011ISBN 978 0 580 63399 7 ICS 01.040.29; 29.03

4、5.10Compliance with a British Standard cannot confer immunity from legal obligations.This British Standard was published under the authority of the Standards Policy and Strategy Committee on 30 June 2011.Amendments issued since publicationAmd. No. Date Text affectedBRITISH STANDARDBS EN 60763-1:2011

5、EUROPEAN STANDARD EN 60763-1 NORME EUROPENNE EUROPISCHE NORM February 2011 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels 2011 CENE

6、LEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60763-1:2011 E ICS 29.035.10 Supersedes EN 60763-1:1996English version Laminated pressboard for electrical purposes - Part 1: Definitions, classification and general requirements (IEC 60

7、763-1:2010) Cartons comprims et contrecolls usages lectriques - Partie 1: Dfinitions, classification et exigences gnrales (CEI 60763-1:2010) Blockspan fr elektrotechnische Anwendungen - Teil 1: Begriffe, Einteilung und allgemeine Anforderungen (IEC 60763-1:2010) This European Standard was approved b

8、y CENELEC on 2011-01-02. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national s

9、tandards may be obtained on application to the Central Secretariat or to any CENELEC member. This European Standard 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

10、notified to the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Lat

11、via, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom. BS EN 60763-1:2011EN 60763-1:2011 - 2 - Foreword The text of document 15/536/CDV, future edition 2 of IEC 60763-1, prepared by IEC TC 15, Soli

12、d electrical insulating materials, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 60763-1 on 2011-01-02. This European Standard supersedes EN 60763-1:1996. The main changes with respect to EN 60763-1:1996 are as follows: the specification was brought in line with EN

13、 60641-1:2008. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN and CENELEC shall not be held responsible for identifying any or all such patent rights. The following dates were fixed: latest date by which the EN has to be impl

14、emented at national level by publication of an identical national standard or by endorsement (dop) 2011-10-02 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2014-01-02 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the Internation

15、al Standard IEC 60763-1:2010 was approved by CENELEC as a European Standard without any modification. _ BS EN 60763-1:2011- 3 - EN 60763-1:2011 Annex ZA (normative) Normative references to international publications with their corresponding European publications The following referenced documents ar

16、e indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. NOTE When an international publication has been modified by common modifications, indi

17、cated by (mod), the relevant EN/HD applies. Publication Year Title EN/HDYearIEC 60641-1 2007 Pressboard and presspaper for electrical purposes - Part 1: Definitions and general requirements EN 60641-1 2008 BS EN 60763-1:2011 4 60763-1 IEC:2010 LAMINATED PRESSBOARD FOR ELECTRICAL PURPOSES Part 1: Def

18、initions, classification and general requirements 1 Scope This part of IEC 60763 contains the definitions required for the understanding of all three parts of IEC 60763, the classification of material into types, and the general requirements applicable to all material covered by the standard. Materi

19、als which conform to this specification meet established levels of performance. However, the 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. 2 Nor

20、mative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. IEC 60641-1:2007, Pressboard an

21、d presspaper for electrical purposes Part 1: Definitions and general requirements 3 Terms and definitions For the purposes of this document the following definitions apply: 3.1 pressboard board normally made on an intermittent board machine from pulp made entirely from vegetable origin of high chemi

22、cal purity. It is characterized by its relatively high density, even thickness, surface smoothness, high mechanical strength, flexibility, ageing resistance and electrical insulating properties. The surface may be smooth or textured 3.2 laminated pressboard board built up from sheets of pressboard b

23、onded with an adhesive 4 Classification Based on compositions and properties, this standard covers the types of laminated pressboard shown in Table 1. The designation of types is the same as that given in IEC 60641-1; in addition, “L” is shown for “laminated” (for example LB0.1). To the description

24、of the types some examples of known applications are added without implying any restriction on other possible applications.BS EN 60763-1:201160763-1 IEC:2010 5 Table 1 Classification Type Subdivisions Example of application LB0 Pressboard of particularly high chemical purity LB0.1 100 % sulphate woo

25、d pulp LB0.2 100 % cotton LB0.3 Mixture of sulphate wood pulp and cotton Electrical equipment where particularly high chemical purity is required LB2 Pressboard characterized by high chemical purity LB2.1 100 % sulphate wood pulp LB2.2 100 % cotton LB2.3 Mixture of sulphate wood pulp and cotton LB2.

26、4 Mixture of cotton and jute hemp Transformers LB3 Pre-compressed pressboard, a very hard and rigid board characterized by high chemical purity and mechanical strength. Its surface bears a cloth mark LB3.1 100 % sulphate wood pulp LB3.2 100 % cotton LB3.3 Mixture of sulphate wood pulp and cotton LB3

27、.4 Mixture of cotton and jute hemp Transformers LB4 Pressboard characterized by high chemical purity and high oil absorption and capable of being shaped LB4.1 100 % sulphate wood pulp LB4.2 100 % cotton LB4.3 Mixture of sulphate wood pulp and cotton LB4.4 Mixture of cotton and jute hemp Transformers

28、 and oil-immersed equipment LB5 Mouldable press board of high chemical purity and high oil absorption and capable of being shaped LB5.1 100 % sulphate wood pulp LB5.2 100 % cotton LB5.3 Mixture of sulphate wood pulp and cotton LP5.4 Mixture of cotton and jute hemp Transformers and oil-immersed equip

29、ment LB6 Pressboard of low porosity for dry type application LB6.1 100 % sulphate wood pulp LB6.2 100 % cotton LB6.3 Mixture of sulphate wood pulp and cotton LB6.4 Mixture of cotton and jute hemp Motors and general electrical equipment 5 General requirements 5.1 Composition The individual sheets fro

30、m which the laminated board is built up shall conform to all the requirements specified in IEC 60641-1 for the corresponding type of pressboard, except that they need not comply with the requirements for thickness. The laminated board shall be made by laying such sheets unidirectionally and bonding

31、them with a suitable adhesive. 5.2 Machinability The board shall be capable of being machined with tools appropriate to the material as recommended by the manufacturer. 6 Dimensions The preferred nominal thickness (in millimetres) of the laminated pressboard shall be one of the following: 10 12 15 2

32、0 25 30 40 50 Other thicknesses are possible. The tolerances on thickness are to be found in Part 3 of this series. BS EN 60763-1:2011 6 60763-1 IEC:2010 7 Conditions of supply The laminated pressboard shall be placed in a packing which ensures adequate protection during transport, handling and stor

33、age. A consignment of laminated pressboard shall be legibly and indelibly marked with the following information: a) manufacturers name or trade mark, if any; b) type of laminated pressboard as given in Table 1; c) nominal thickness; d) sheet size; e) weight (net/gross). _ BS EN 60763-1:2011This page

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