BS-EN-60811-4-1-2004.pdf
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1、BRITISH STANDARD BS EN 60811-4-1:2004 Insulating and sheathing materials of electric and optical cables Common test methods Part 4-1: Methods specific to polyethylene and polypropylene compounds Resistance to environmental stress cracking Measurement of the melt flow index Carbon black and/or minera
2、l filler content measurement in polyethylene by direct combustion Measurement of carbon black content by termogravimetric analysis (TGA) Assessment of carbon black dispersion in polyethylene using a microscope The European Standard EN 60811-4-1:2004 has the status of a British Standard ICS 29.035.20
3、; 29.060.20 ? BS EN 60811-4-1:2004 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 2 September 2004 BSI 2 September 2004 ISBN 0 580 44386 8 National foreword This British Standard is the official English language version of EN 60811-4-1:2004.
4、 It is identical with IEC 60811-4-1:2004. It supersedes BS EN 60811-4-1:1995 which is withdrawn. The UK participation in its preparation was entrusted by Technical Committee GEL/20, Electric cables, to Subcommittee GEL/20/17, Low voltage cables, which has the responsibility to: A list of organizatio
5、ns represented on this subcommittee can be obtained on request to its secretary. Cross-references The 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 Correspond
6、ence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. 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 does not of it
7、self confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate th
8、em in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 25 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments E
9、UROPEAN STANDARD EN 60811-4-1 NORME EUROPENNE EUROPISCHE NORM August 2004 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2004 C
10、ENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60811-4-1:2004 E ICS 29.035.20; 29.060.20 Supersedes EN 60811-4-1:1995 English version Insulating and sheathing materials of electric and optical cables Common test methods Part 4-1:
11、Methods specific to polyethylene and polypropylene compounds - Resistance to environmental stress cracking - Measurement of the melt flow index - Carbon black and/or mineral filler content measurement in polyethylene by direct combustion - Measurement of carbon black content by termogravimetric anal
12、ysis (TGA) - Assessment of carbon black dispersion in polyethylene using a microscope (IEC 60811-4-1:2004) Matriaux disolation et de gainage des cbles lectriques et optiques - Mthodes dessais communes Partie 4-1: Mthodes spcifiques pour les mlanges polythylne et polypropylne - Rsistance aux craquelu
13、res sous contraintes dues lenvironnement - Mesure de lindice de fluidit chaud - Mesure dans le polythylne du taux de noir de carbone et/ou des charges minrales par mthode de combustion directe - Mesure du taux de noir de carbone par analyse thermogravimtrique - Evaluation de la dispersion du noir de
14、 carbone dans le polythylne au moyen dun microscope (CEI 60811-4-1:2004) Isolier- und Mantelwerkstoffe fr Kabel und isolierte Leitungen - Allgemeine Prfverfahren Teil 4-1: Besondere Verfahren fr Polyethylen- und Polypropylen-Verbindungen - Spannungsrissbestndigkeit - Messung des Schmelzindexes - Bes
15、timmung des Ru- und/oder Fllstoffgehaltes in Polyethylen durch direkte Verbrennung - Bestimmung des Rugehaltes durch thermogravimetrische Analyse (TGA) - Bewertung der Ruverteilung in Polyethylen unter Verwendung eines Mikroskops (IEC 60811-4-1:2004) This European Standard was approved by CENELEC on
16、 2004-07-01. 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 standards may
17、 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 notified to
18、the Central Secretariat has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta,
19、Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. EN 61801-4-1:0240 - - 2 Foreword The text of document 20/687/FDIS, future edition 2 of IEC 60811-4-1, prepared by IEC TC 20, Electric cables, was submitted to the IEC-CENELEC parallel vote and w
20、as approved by CENELEC as EN 60811-4-1 on 2004-07-01. This European Standard supersedes EN 60811-4-1:1995. The principal changes with respect to EN 60811-4-1:1995 are: a) the wrapping test after thermal ageing in air is deleted from this part of EN 60811. It is now given only in EN 60811-4-2; b) a t
21、hermogravimetic method is added for determination of carbon black content; c) a method is introduced for assessment of carbon black dispersion. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by e
22、ndorsement (dop) 2005-04-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2007-07-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 60811-4-1:2004 was approved by CENELEC as a European Standard with
23、out any modification. In the official version, for Bibliography, the following notes have to be added for the standards indicated: IEC 60811-4-2 NOTE Harmonized as EN 60811-4-2:2004 (not modified). ISO 1133 NOTE Harmonized as EN ISO 1133:1997 (not modified). _ Page 2 EN 6081141:2004 61801-4-1 CEI:24
24、00 3 CONTENTS OFREWODR.4 1 General 5 1.1 Scope5 1.2 Normative references 5 2 Terms and definitions .5 3 Test values.6 4 Applicability6 5 Type tests and other tests 6 6 Pre-conditioning .6 7 Median value6 8 Resistance to environmental stress cracking 6 8.1 General.6 8.2 Apparatus7 8.3 Preparation of
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