1、BRITISH STANDARD Pressure-sensitive adhesive tapes for electrical purposes Part 3 : Specifications for individual materials - Sheet 14: Polytetrafluoroethylene film tapes with pressure-sensitive adhesive The European Standard EN 60454-3-14:2001 has the status ofa British Standard ICs 29.035.20 BS EN
2、 60454-3 - 14: 2002 IEC 60454-3- 14: 2001 NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW BS EN 60454-3-1412002 Amd. No. National foreword Date Comments This British Standard, having been prepared under the direction of the Electrotechnical Sector Policy and Strategy Committee
3、, was published under the authority of the Standards Policy and Strategy Committee on 1 February 2002 This British Standard is the official English language version of EN 60454-3-14:2001. It is identical with IEC 60454-3-14:2001. The UKparticipation in its preparation was entrusted by Technical Comm
4、ittee GELA 5, Insulating material, to Subcommittee GEL/15/3/8, Pressure-sensitive adhesive tapes, which has the responsibility to: - - aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and k
5、eep the UK interests informed; monitor related international and European developments and promulgate them in the UK. - A list of organizations represented on this subcommittee can be obtained on request to its secretary. From 1 January 1997, all IEC publications have the number 60000 added to the o
6、ld number. For instance, IEC 27-1 has been renumbered as IEC 60027-1. For a period oftime during the change over from one numbering system to the other, publications may contain identifiers from both systems. Cr oss-r e fer enc e s The British Standards which implement international or European publ
7、ications referred to in this document may be found in the BSI Standards Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary pro
8、visions of a contract. Users of British Standards are responsible for their 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, the EN title page, pages 2 to
9、7 and a back cover. The BSI copyright date displayed in this document indicates when the document was last issued. O BSI 1 February 2002 ISBN O 580 38957 X EUROPEAN STANDARD EN 60454-3-1 4 NORME EUROPENNE EUROPflSCHE NORM September 2001 ICs 29.035.20 English version Pressure-sensitive ad hesive tape
10、s for electrical purposes Part 3: Specifications for individual materials Sheet 14: Polytetrafluoroethylene film tapes with pressu re-sensi t ive ad hesive (IEC 60454-3-14:2001) Rubans adhsifs sensibles $ la pression Selbstklebende B% and 155 for type 5. The exposure temperatures are 200 OC, 225 “C
11、and 250 “C for types 1, 2, 3, and 4; and 170 OC, 190 “C and 210 “C for type 5. The end-point criteria used shall be: - breakdown voltage: 1,5 kV for types 1, 4, and 5; 2,O kV for type 2; and 3,5 kV for type 3 (metal-foil electrode). 4 Test methods All tests shall be conducted in accordance with the
12、appropriate clauses and subclauses of IEC 60454-2. 5 Marking, labelling, and packaging Unless otherwise specified, all marking, labelling, and packaging shall be in accordance with the requirements of IEC 60454-1. O BSI 1 February 2002 Page 6 EN 60454-3-142001 Width Length Table 1 - Requirements for
13、 all types 5 6 Properties Adhesion to steel Flame test Clause or subclause I of IEC 60454-2 11 20 Units Requirements Thickness 4 mm Nominal value per manufacturer I0,Ol mm or I15 % whichever is greater 7.2.1 of IEC 60454-1 7.3 of IEC 60454-1 mm m Electrolytic corrosion Insulation resistance after 24
14、 h at (23 12) “C and (93 I2) % relative humidity or - Visual 7.5 7.6 I x IO“ minimum CU25 mm width None The grade shall not be worse than A 1,4 (see table 1 of IEC 60426) Elongation at break I 8 % 75 min. N/10 mm width 1,8 min. Flame retardant (see note) Thermal endurance I 21 See 3.3 NOTE The crite
15、ria for flame retardant is described in 20.1 of IEC 60454-2 Table 2 - Requirements for various types Property Clause or subclause of IEC 60454-2 Units Type 3 Type 4 Type 5 Ten si le strength 8 1/10 mm width 20 min. 32 min. 40 min. 20 min. 20 min. Adhesion to backing 11 1/10 mm width 1,5 min. Bond se
16、paration during thermal treatment 3 passes 14.1 Except use (200 15) g mass and test at 130 “C 14.2 Curing conditions are 260 “C for 24 h, if not recommended otherwise by the manufacturer Bond separation after thermal treatment 3 passes 3 passes 3 passes 3 passes Breakdown voltage - at room temperatu
17、re - after humid conditioning 17 18 kV kV 5,5 min. 5,5 min. 8,8 min. 8,8 min. 11,O min. 11,O min. 5,5 min. 5,5 min. 5,5 min. 5,5 min. O BSI 1 February 2002 Page 7 EN 60454-3-142001 Annex ZA (normative) Normative references to international publications with their corresponding European pu bl ication
18、s This European Standard incorporates by dated or undated reference, provisions from other publications. These normative references are cited at the appropriate places in the text and the publications are listed hereafter. For dated references, subsequent amendments to or revisions of any of these p
19、ublications apply to this European Standard only when incorporated in it by amendment or revision. For undated references the latest edition of the publication referred to applies (including amendments). NOTE EN/HD applies. When an international publication has been modified by common modifications,
20、 indicated by (mod), the relevant Publication Year IEC 60426 1973 IEC 60454-1 1992 IEC 60454-2 1994 Title EN/HD Year Test methods for determining electrolytic corrosion with insulating materials Specifications for pressure-sensitive EN 60454-1 1994 adhesive tapes for electrical purposes Part 1 : Gen
21、eral requirements Part 2: Methods of test EN 60454-2 1995 O BSI 1 February 2002 BS EN 60454-3 - 14: 2002 IEC 60454-3 - 14: 2001 BSI 389 Chiswick High Road Lon don w4 4AL BSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Europe a
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