1、BRITISH STANDARDBS EN 60454-3-8:2006Incorporating corrigendum no. 1Pressure-sensitive adhesive tapes for electrical purposes Part 3: Specifications for individual materials Sheet 8: Woven fabric tapes with pressure-sensitive adhesive based on glass, cellulose acetate alone or combined with viscose f
2、ibreThe European Standard EN 60454-3-8:2006 has the status of a British StandardICS 29.035.20g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58BS EN 6
3、0454-3-8:2006This British Standard was published under the authority of the Standards Policy and Strategy Committee on 28 April 2006 BSI 2007ISBN 0 580 48121 2National forewordThis British Standard was published by BSI. It is the UK implementation of EN 60454-3-8:2006, incorporating corrigendum Dece
4、mber 2006. It is identical with IEC 60454-3-8:2006. This publication supersedes BS EN 60454-3-8:1998, BS EN 60454-3-9:1998 and BS EN 60454-3-13:1996 which are withdrawn. The UK participation in its preparation was entrusted to Technical Committee GEL/15, Standards on specifications for electrical in
5、sulating materials.A list of organizations represented on GEL/15 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. Compliance with a British Standard cannot confer im
6、munity from legal obligations.Amendments issued since publicationAmd. No. Date Comments16915 Corrigendum No. 128 February 2007 Change to EN Foreword and addition of Annex ZA.EUROPEAN STANDARD EN 60454-3-8 NORME EUROPENNE EUROPISCHE NORM March 2006 CENELEC European Committee for Electrotechnical Stan
7、dardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2006 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60454-3-8
8、:2006 E ICS 29.035.20 Supersedes EN 60454-3-8:1998, EN 60454-3-9:1998 cellulose acetate alone or combined with viscose fibre EN 60454-3-8:2006 4 PRESSURE-SENSITIVE ADHESIVE TAPES FOR ELECTRICAL PURPOSES Part 3: Specifications for individual materials Sheet 8 Woven fabric tapes with pressure-sensitiv
9、e adhesive based on glass, cellulose acetate alone or combined with viscose fibre 1 Scope This sheet of IEC 60454-3 contains the requirements for glass fabric tapes with pressure-sensitive adhesive, cellulose acetate woven fabric tapes with rubber thermosetting adhesive, combined cellulose-viscose w
10、oven fabric tapes, one side covered with a thermoplastic material, the other side with thermosetting adhesive. Materials 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
11、 requirements necessary for adequate performance in that application, and not based on this specification alone. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated referen
12、ces, the latest edition of the referenced document (including any amendments) applies. IEC 60426:1973, Test methods for determining electrolytic corrosion with insulating materials IEC 60454-1:1992, Specifications for pressure-sensitive adhesive tapes for electrical purposes Part 1: General requirem
13、ents IEC 60454-2:1994, Specifications for pressure-sensitive adhesive tapes for electrical purposes Part 2: Methods of test 3 Terms and definitions For the purposes of this document, the definitions of IEC 60454-1 apply. 4 Classification and designation 4.1 Glass fabric tapes with pressure-sensitive
14、 adhesive The products supplied according to this specification shall be classified as follows: Type 1: Products having a thermal index of 130 with a rubber thermosetting adhesive. Type 2: Products having a thermal index of 155 with an acrylic crosslinked adhesive. Type 3: Products having a thermal
15、index of 180 with a high temperature silicone adhesive. EN 60454-3-8:2006 5 The products shall be designated for ordering purposes as follows: Type 1: IEC 60454-3-8-1/C-G/130/R-Tc Type 2: IEC 60454-3-8-2/C-G/155/A-Tx Type 3: IEC 60454-3-8-3/C-G/180/S-Tc 4.2 Cellulose acetate woven fabric tapes with
16、rubber thermosetting adhesive The product shall be designated for ordering purposes as IEC 60454-3-8/C-CA/105/R-Tc. 4.3 Combined cellulose-viscose woven fabric tapes The product shall be designated for ordering purposes as IEC 60454-3-8/C-Cs/105/R-Tc. 5 Requirements 5.1 All applicable requirements o
17、f IEC 60454-1 shall apply to material furnished under this specification. 5.2 The electrical and other physical properties of products supplied according to this specification shall be within the limits listed in Table 1 when tested in accordance with the test methods listed therein. 5.3 Thermal end
18、urance 5.3.1 Glass fabric tapes with pressure sensitive adhesive When required by the purchaser, the manufacturer shall provide evidence that when tested in accordance with Clause 21 of IEC 60454-2:1994, the product has a temperature index of not less than 130 for Type 1, 155 for Type 2 and 180 for
19、Type 3. The exposure temperatures shall be 150 C, 160 C, and 180 C for Type 1; 170 C, 190 C, and 210 C for Type 2, and 200 C, 225 C, and 250 C for Type 3. The end-point criterion used shall be: for breakdown voltage: 1,0 kV (metal foil electrode). 5.3.2 Cellulose acetate woven fabric tapes with rubb
20、er thermosetting adhesive When required by the purchaser, the manufacturer shall provide evidence that when tested in accordance with Clause 21 of IEC 60454-2:1994, the product has a temperature index of not less than 105. The exposure temperatures shall be 120 C, 130 C and 155 C. The end-point crit
21、erion used shall be: for breakdown voltage: 1,5 kV (metal foil electrode). 5.3.3 Combined cellulose-viscose woven fabric tapes When required by the purchaser, the manufacturer shall provide evidence that when tested in accordance with Clause 21 of IEC 60454-2:1994, the product has a temperature inde
22、x of not less than 105. The exposure temperatures shall be 120 C, 130 C and 140 C. EN 60454-3-8:2006 6 The end-point criteria used shall be: for breakdown voltage: 1,0 kV (metal foil electrode); and for loss of mass: 20 %. 6 Test methods All tests shall be conducted in accordance with the appropriat
23、e clauses and sub clauses of IEC 60454-2. 7 Marking, labelling and packaging Unless otherwise specified, all marking, labelling and packaging shall be in accordance with the requirements of IEC 60454-1. EN 60454-3-8:2006 7Table 1 Requirements for all types Requirements Properties Clause or subclause
24、 of IEC 60454-2 Units Glass fabric tapes with pressure- sensitive adhesive Cellulose acetate woven fabric tapes with rubber thermosetting adhesive Combined cellulose-viscose woven fabric tapes Thickness 4 mm Nominal value per manufacturer Nominal value per manufacturer Nominal value 0,25-0,35 mm 0,0
25、25 mm or 15 % 0,025 mm or 15 % 0,03 mm or 15 % whichever is greater whichever is greater whichever is greater Width 5 mm 7.2.1 of IEC 60454-1 7.2.1 of IEC 60454-1 7.2.1 of IEC 60454-1 Length 6 m 7.3 of IEC 60454-1 7.3 of IEC 60454-1 7.3 of IEC 60454-1 Electrolytic corrosion: - Insulation resistance
26、7.5 /25 mm 1 x 108minimum 1 x 109minimum 1 x 105minimum after 24 h at (23 2) C width and (93 2) % relative humidity or.Visual method 7.6 None Grade shall be at least as good as Grade shall be at least as good as Grade shall be at least as good as A/B 1.6 (see Table 1 of IEC 60426:1973) A/B 1.4 (see
27、Table 1 of IEC 60426:1973) B 4 (see Table 1 of IEC 60426:1973) Tensile strength 8 N/10 mm width Nominal tape Thickness 0,12 mm 0,15 mm 0,19 mm 0,19 mm 0,22 mm 0,22 mm Value 45 minimum 55 minimum 65 minimum 80 minimum per tape thickness Elongation at break 8 % 8 minimum Adhesion to steel 11 N/10 mm 2
28、,0 minimum 2,0 minimum width 2,6 minimumAdhesion to backing 11 N/10 mm 1,5 minimum 2,5 minimum width EN 60454-3-8:2006 8Table 1 (continued) Requirements Properties Clause or subclause of IEC 60454-2 Units Glass fabric tapes with pressure- sensitive adhesive Cellulose acetate woven fabric tapes with
29、rubber thermosetting adhesive Combined cellulose-viscose woven fabric tapes 13 3,0 minimum 3,0 minimum N Shear adhesion to backing after liquid immersion 25 % xylene 75 % heptane Bond separation during thermal treatment Bond separation after thermal treatment 14.1 Except use (2005) g mass and test a
30、t 130 C 14.2 Type 1 3 passes Type 2 3 passes Type 3 3 passes 3 passes 3 passes Flagging test 15 mm 2 maximum 2 maximum 1 maximum Condition per 15.5.2 Condition per 15.5.2 Condition per 15.5.1 - 12 mm rod - 12 mm rod - 12 mm rod Breakdown voltage: - at room temperature 17 kV(if not other) Nominal tap
31、e thickness 0,12 mm 0,15 mm 0,19 mm 0,19 mm 0,22 mm 0,22 mm Value 1,6 minimum 2,0 minimum 2,4 minimum 10 minimum kV/mm - after humid conditioning 18 kV (if not other) Nominal tape thickness 0,12 mm 0,15 mm 0,19 mm 0,19 mm 0,22 mm 0,22 mm Value 0,9 minimum 1,1 minimum 1,3 minimum 3 minimum kV/mm Ther
32、mal endurance 21 See 5.3 See 5.3 See 5.3 _ EN 60454-3-8:2006 9 EN 60454-3-8:2006Annex ZA (normative) Normative references to international publications with their corresponding European publications The following referenced documents are indispensable for the application of this document. For dated
33、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, indicated by (mod), the relevant EN/HD applies. Publication Year Tit
34、le EN/HD Year IEC 60426 1973 Test methods for determining electrolytic corrosion with insulating materials - - IEC 60454-1 1992 Specifications for pressure-sensitive adhesive tapes for electrical purposes Part 1: General requirements EN 60454-1 1994 IEC 60454-2 1994 Specifications for pressure-sensi
35、tive adhesive tapes for electrical purposes Part 2: Methods of test EN 60454-2 1995 _ BS EN 60454-3-8:2006BSI389 Chiswick High RoadLondonW4 4ALBSI British Standards InstitutionBSI is the independent national body responsible for preparing British Standards. It presents the UK view on standards in Eu
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