EN 50655-1-2017 en Electric cables - Accessories - Material characterization - Part 1 Fingerprinting for resinous compounds.pdf

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1、BSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06Electric cables - Accessories - Material characterizationPart 1: Fingerprinting for resinous compoundsBS EN 50655-1:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 50655-1 November 2017 ICS 29.035.20 Supersedes

2、 HD 631.1 S2:2007English Version Electric cables - Accessories - Material characterization - Part 1: Fingerprinting for resinous compounds Cbles lectriques - Accessoires - Caractrisation des matriaux - Partie 1: Essais didentification pour les composs rsineux Kabel und isolierte Leitungen - Garnitur

3、en - Materialcharakterisierung - Teil 1: Fingerprintprfungen fr Reaktionsharzmassen This European Standard was approved by CENELEC on 2017-09-18. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status

4、of a national standard without any alteration.Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CENELEC member. This European Standard exists in three official versions (English, French, Ge

5、rman). A version in any other language made by translation under the responsibility of a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre has the same status as the official versions. CENELEC members are the national electrotechnical committees of Austria, Belgi

6、um, Bulgaria, Croatia, Cyprus, the Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain,

7、 Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CENELEC All rights of ex

8、ploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 50655-1:2017 ENational forewordThis British Standard is the UK implementation of EN 506551:2017. It supersedes BS 79331:2007, which is withdrawn.The UK participation in its preparation was entrusted to Techni

9、cal Committee GEL/20/11, Electric Cable accessories.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. The Britis

10、h Standards Institution 2017 Published by BSI Standards Limited 2017ISBN 978 0 580 90619 0ICS 29.060.20; 29.035.20Compliance 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

11、 31 December 2017.Amendments/corrigenda issued since publicationDate Text affectedBRITISH STANDARDBS EN 506551:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 50655-1 November 2017 ICS 29.035.20 Supersedes HD 631.1 S2:2007English Version Electric cables - Accessories - Material characteriza

12、tion - Part 1: Fingerprinting for resinous compounds Cbles lectriques - Accessoires - Caractrisation des matriaux - Partie 1: Essais didentification pour les composs rsineux Kabel und isolierte Leitungen - Garnituren - Materialcharakterisierung - Teil 1: Fingerprintprfungen fr Reaktionsharzmassen Th

13、is European Standard was approved by CENELEC on 2017-09-18. 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 ref

14、erences concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre 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

15、 a CENELEC member into its own language and notified to the CEN-CENELEC Management Centre 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, Former Y

16、ugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and the United Kingdom. European Committee for Electrotec

17、hnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC Members. Ref. N

18、o. EN 50655-1:2017 EBS EN 506551:2017EN 50655-1:2017 2 Contents Page European foreword 3 1 Scope . 4 2 Normative references . 4 3 Terms and definitions . 4 4 Fingerprinting 5 4.1 General . 5 4.2 Sampling 6 4.3 Preparation and conditioning 6 4.4 Sequence of tests . 6 4.5 Test report . 6 Annex A (info

19、rmative) Health and safety 9 Tables Table 1 Fingerprinting tests Test methods and requirements . 8 BS EN 506551:2017EN 50655-1:2017 3 European foreword This document (EN 50655-1:2017) has been prepared by CLC/TC 20 “Electric cables”. The following dates are fixed: latest date by which this document

20、has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2018-09-18 latest date by which the national standards conflicting with this document have to be withdrawn (dow) 2020-09-18 This document supersedes HD 631.1 S2:2007. Attention is drawn t

21、o the possibility that some of the elements of this document may be the subject of patent rights. CENELEC shall not be held responsible for identifying any or all such patent rights. EN 50655 series will consist of the following: EN 50655-1, Electric cables - Accessories - Material characterization

22、- Part 1: Fingerprinting for resinous compounds; EN 50655-2, Electric cables - Accessories - Material characterization - Part 2: Fingerprinting for heat shrinkable components for low and medium voltage applications up to 20,8/36 (42) kV; EN 50655-3, Electric cables - Accessories - Material character

23、ization - Part 3: Fingerprinting for cold shrinkable components for low and medium voltage applications up to 20,8/36 (42) kV. NOTE It has been assumed in the preparation of this document that the execution of its provisions will be entrusted to appropriately qualified and experienced people, for wh

24、ose use it has been produced. WARNING This European Standard calls for the use of substances and/or procedures that may be injurious to health if adequate precautions are not taken. It refers only to technical suitability and does not absolve the user from legal obligations relating to health and sa

25、fety at any stage. BS EN 506551:2017EN 50655-1:2017 4 1 Scope This European Standard specifies the test methods and requirements of tests for fingerprinting (as defined in 3.9) of solvent-free polymerizable, reacting resinous compound intended to be used for electrical insulation and/or mechanical p

26、rotection in cable accessories covered by EN 50393, HD 629.1 and HD 629.2, for low and medium voltage up to 20,8/36 (42) kV. Fingerprinting testing of materials does not have a mandatory link to type testing of accessories. It is regarded as stand-alone tests, but it may be carried out in combinatio

27、n with the accessory type tests. NOTE Information on health and safety is given in Annex A. 2 Normative references The following documents, in whole or in part, are normatively referenced in this document and are indispensable for its application. For dated references, only the edition cited applies

28、. For undated references, the latest edition of the referenced document (including any amendments) applies. EN 50393, Test methods and requirements for accessories for use on distribution cables of rated voltage 0,6/1,0 (1,2) kV EN 60455-1, Resin based reactive compounds used for electrical insulati

29、on - Part 1: Definitions and general requirements (IEC 60455-1) EN 60455-2, Resin based reactive compounds used for electrical insulation - Part 2: Methods of test (IEC 60455-2) EN 60455-3-8, Resin based reactive compounds used for electrical insulation - Part 3: Specifications for individual materi

30、als - Sheet 8: Resins for cable accessories (IEC 60455-3-8) EN ISO 291, Plastics - Standard atmospheres for conditioning and testing (ISO 291) EN ISO 868, Plastics and ebonite - Determination of indentation hardness by means of a durometer (Shore hardness) (ISO 868) EN ISO 1183-1, Plastics - Methods

31、 for determining the density of non-cellular plastics - Part 1: Immersion method, liquid pyknometer method and titration method (ISO 1183-1) EN ISO 2555, Plastics - Resins in the liquid state or as emulsions or dispersions - Determination of apparent viscosity by the Brookfield Test method (ISO 2555

32、) HD 629.1, Test requirements on accessories for use on power cables of rated voltage from 3,6/6(7,2) kV up to 20,8/36(42) kV - Part 1: Cables with extruded insulation HD 629.2, Test requirements on accessories for use on power cables of rated voltage from 3,6/6(7,2) kV up to 20,8/36(42) kV - Part 2

33、: Cables with impregnated paper insulation IEC 60050-461, International Electrotechnical Vocabulary - Part 461: Electric cables 3 Terms and definitions For the purposes of this document, the terms and definitions given in IEC 60050-461 and EN 60455-1 and the following apply. 3.1 resinous compound co

34、mpound for cable accessories made by the mixture of at least two components (resin and reactive component) Note 1 to entry: For some applications, additional components such as filler may be needed. BS EN 506551:2017EN 50655-1:2017 5 3.2 resin liquid organic material that cures as a result of polyme

35、rization by means of reactive component (e.g. hardener or accelerator) without releasing additional volatile products 3.3 reactive component substance or compound of substances which causes, when added to resin, hardening of resin by cross-linking of molecules or accelerates hardening of resin 3.4 p

36、ot life time available to mix the components of the resinous compound together and pour or inject the compound into the cable accessory, such that it continues to flow smoothly and cohesively 3.5 “use before” date shelf-life date until which a resinous compound, when stored under specified condition

37、s of temperature and humidity, retains specified properties 3.6 density ratio of mass to volume 3.7 exotherm peak temperature highest temperature that is reached during the hardening process of a defined volume of a resinous compound after mixing at a defined temperature 3.8 hardness measurement of

38、the resistance of a material to indentation by means of durometers or by penetration of a needle (soft material) 3.9 fingerprinting tests made to establish and subsequently confirm the properties of materials or components used in cable accessories 3.10 type test tests made on materials or component

39、s of a cable accessory in order to demonstrate satisfactory performance characteristics to meet the intended application 3.11 deviation variation of a property between the initial test values and the test values measured on new samples at a later date 3.12 initial test tests made to establish the pr

40、operties of materials or components used in cable accessories 4 Fingerprinting 4.1 General Tests shall be carried out based on the category of the resinous compound. BS EN 506551:2017EN 50655-1:2017 6 4.2 Sampling Samples for fingerprinting shall be taken from material stored under conditions prescr

41、ibed by the supplier. The fingerprinting test of resinous compound shall be carried out a) either as a stand-alone test. Samples used for the initial test shall be taken from material available as agreed between supplier and user, b) or in combination with an accessory type test. Samples used for th

42、e initial test shall be taken from the same batch as those used in the accessory type test. In the event that no material from the same batch is available, the samples used for the initial test shall be taken from material available as agreed between supplier and user. 4.3 Preparation and conditioni

43、ng 4.3.1 General For all tests, unless otherwise specified, conditioning shall be carried out in accordance with EN ISO 291 using atmosphere 23/50. 4.3.2 Individual components prior to mixing Components (resin and reactive component) shall be individually prepared, conditioned and tested in accordan

44、ce with the relevant test method as specified in stage 1 of the sequence of tests given in Table 1. Filler, when supplied as a separate item, shall not be tested as a component. 4.3.3 Resin just after mixing (curing stage) Compounds shall be prepared according to the suppliers instructions, and then

45、 tested as specified in stage 2 of the sequence of tests given in Table 1. 4.3.4 Cured resinous compound (original) Compounds shall be prepared according to suppliers instructions and cured for 24 h at room temperature unless otherwise specified in the test method. The specimens shall be post-cured

46、at (80 2) C for 24 h unless otherwise specified in the test method and then cooled in a desiccator for 24 h at room temperature. NOTE If degassing is needed, it will be indicated in the relevant test method and the conditions for the degassing will also be indicated. Tests shall then be carried out

47、as specified in stage 3 of the sequence of tests given in Table 1. 4.4 Sequence of tests Sequences of tests shall be carried out on the resinous compound in the following three stages, in accordance with Table 1: Stage 1: individual components prior to mixing; Stage 2: resinous compound just after m

48、ixing (curing stage); Stage 3: cured resinous compound (original). 4.5 Test report The test report shall include the following data: 1) resinous compound category and identification; 2) name of supplier / manufacturer 3) batch number or identification; BS EN 506551:2017EN 50655-1:2017 7 4) marking a

49、nd labelling according to material safety data sheet (MSDS); 5) test methods and results; 6) major test parameters, including conditioning and calibration, if any; 7) processing conditions to mix the compound; 8) copy of technical data sheet (TDS) and MSDS. BS EN 506551:2017EN50655-1:20178Table1FingerprintingtestsTest methodsandrequirementsNumberPropertyTest methodUnitsMax.acceptable deviationaCommentsStage 1Individualcomponentspriortomixing1Viscosity1000mPa.sViscosity1000mPa.sENISO2555Pa.s10%15%Stage 2Resinouscompo