BS-EN-60674-2-1998.pdf
《BS-EN-60674-2-1998.pdf》由会员分享,可在线阅读,更多相关《BS-EN-60674-2-1998.pdf(34页珍藏版)》请在三一文库上搜索。
1、BRITISH STANDARD BS EN 60674-2:1998 Incorporating Amendments Nos. 1 and 2 to BS 7290-2:1990 (Amendment No. 2 renumbers the BS as BS EN 60674-2:1998) and Amendment No. 3 Specification for plastic films for electrical purposes Part 2: Methods of test The European Standard EN 60674-2:1998, with the inc
2、orporation of amendment A1:2001, has the status of a British Standard ICS 29.035.20 ? Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 10 07:04:48 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 60674-2:1998 This British Standard, having been prepared under the direction of the Cable and Insulat
3、ion Standards Policy Committee, was published under the authority of the Board of BSI and comes into effect on 31 July 1990 BSI 22 August 2002 The following BSI references relate to the work on this standard: Committee reference CIL/15 Draft for comment 89/25808 DC ISBN 0 580 18241 X Committees resp
4、onsible for this British Standard The preparation of this British Standard was entrusted by the Cable and Insulation Standards Policy Committee (CIL/-) to Technical Committee CIL/15, upon which the following bodies were represented: Adhesive Tape Manufacturers Association British Ceramic Research Li
5、mited British Industrial Ceramic Manufacturers Association British Paper and Board Industry Federation Department of Trade and Industry, National Measurement Accreditation Service ERA Technology Limited Electrical and Electronic Insulation Association (BEAMA Ltd.) Electricity Supply Industry in Engl
6、and and Wales Ministry of Defence Rotating Electrical Machines Association (BEAMA Ltd.) Telecommunication Engineering and Manufacturing Association Transmission and Distribution Association (BEAMA Ltd.) The following bodies were also represented in the drafting of the standard, through sub-committee
7、s and panels: British (AC) Capacitor Manufacturers Association (BEAMA Ltd.) British Plastics Federation EBEA (the Electronics and Business Equipment Association) Packaging and Industrial Films Association Amendments issued since publication Amd. No.DateComments 9101July 1996Indicated by a sideline i
8、n the margin 10106October 1998Implements the European Standard 1366122 August 2002 Replacement of Clause 16 and addition of Figure 7 and Figure 8 Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 10 07:04:48 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 60674-2:1998 BSI 22 August 2002 i Content
9、s Page Committees responsibleInside front cover National forewordii Foreword 2 Introduction3 1Scope3 2General notes on tests3 3Thickness3 4Density3 5Width4 6Windability (bias/camber and sag)4 7Surface roughness7 8Coefficient of friction7 9Wetting tension (polyolefine films)7 10Tensile properties9 11
10、Edge tearing resistance9 12Tear resistance9 13Stiffness of film9 14Surface resistivity9 15Volume resistivity10 16Dissipation factor and permittivity11 17Dissipation factor under impregnated conditions13 18Electric strength13 19Electrical weak spots14 20Resistance to breakdown by surface discharges15
11、 21Electrolytic corrosion15 22Melting point16 23Dimensional change 16 24Dimensional stability under tension with rising temperature16 25Dimensional stability under pressure with rising temperature16 26Resistance to penetration at elevated temperature17 27Volatile content (loss of mass on heating)17
12、28Thermal endurance17 29Burning characteristics 17 30Water absorption in a damp atmosphere19 31Absorption of liquid20 32Ionic impurities 21 33Effect of insulating varnishes21 34Effect of polymerisable resinous compounds in a liquid state22 Annex ZA (normative) Normative references to international p
13、ublications with their corresponding European publications28 Figure 1 Windability of film. Measurement of bias/camber; Method A22 Figure 2 Windability of film. Apparatus for measurement of sag; Method A23 Figure 3 Windability of film. Measurement of sag; Method A24 Figure 4 Equipment for testing for
14、 electrical faults by Method A24 Figure 5 Equipment for testing for electrical faults by Method B25 Figure 6 Equipment for testing for electrical weak spots by method C26 Figure 7 Three-terminal electrode system for low frequencies (up to 50 kHz)26 Figure 8 Two-terminal electrode system for high fre
15、quencies (above 50 kHz)27 Table I 8 Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 10 07:04:48 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 60674-2:1998 ii BSI 22 August 2002 National foreword This part of this British Standard is the English language version of EN 60674-2:1998, including a
16、mendment A1:2001. It is identical with IEC Publication 60674-2:1988, Specification for plastic films for electrical purposes Part 2: Methods of test, together with its Corrigendum November 1995 and amendment 1:2001, published by the International Electrotechnical Commission (IEC). Cross-references T
17、he British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index” or by using the “Search” facility of the BSI Electronic Catalogue or of British Standar
18、ds Online. The Technical Committee has reviewed the provisions of IEC 60343:1970 and ISO/DIS 6824, to which reference is made in the text, and has decided that they are acceptable for use in conjunction with this standard. Related British Standards to IEC 60243:1967 and IEC 60454-2:1974 are BS 2918:
19、1957 and BS 3924:1978, respectively. Related British Standards to IEC 60250:1969 are BS 2067:1953 and BS 4542:1970. Related British Standards to ISO 1183:1987 are BS 2782-6:Method 620A:1980 and BS 3715:1964. A related British Standard to ISO 1184:1983 is BS 2782-3:Method 326:1977. This publication d
20、oes not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages
21、 i and ii, the EN title page, pages 2 to 29 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 10 07:04:48 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE
22、EUROPISCHE NORM EN 60674-2 April 1998 + A1 December 2001 ICS 29.035.20 Descriptors: Electrical insulating materials, solid electrical insulating materials, insulating films, plastic films, tests English version Specification for plastic films for electrical purposes Part 2: Methods of test (includes
23、 amendment A1:2001) (IEC 60674-2:1988 + corrigendum 1995 + A1:2001) Spcification pour les films en matire plastique usages lectriques Partie 2: Mthodes dessai (inclut lamendement A1:2001) (CEI 60674-2:1988 + corrigendum 1995 + A1:2001) Bestimmung for Isolierfolien fr elektrotechnische Zwecke Teil 2:
24、 Prfverfahren (enthlt nderung A1:2001) (IEC 60674-2:1988 + corrigendum 1995 + A1:2001) This European Standard was approved by CENELEC on 1998-04-01. Amendment A1 was approved by CENELEC on 2001-12-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the c
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- BS EN 60674 1998
链接地址:https://www.31doc.com/p-3743358.html