1、BSI Standards PublicationOptical fibre cablesPart 1-21: Generic specification Basic optical cable test procedures Mechanical tests methodsBS EN 60794-1-21:2015BS EN 60794-1-21:2015 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 60794-1-21:2015. It is identical
2、to IEC 60794-1-21:2015. Together with BS EN 60794-1-2:2014, BS EN 60794-1-20:2014, BS EN 60794-1-22:2012, BS EN 60794-1-23:2012 and BS EN 60794-1-24:2014, it supersedes BS EN 60794-1-2:2003 which is withdrawn.The UK participation in its preparation was entrusted by Technical Committee GEL/86, Fibre
3、optics, to Subcommittee GEL/86/1, Optical fibres and cables.A list of organizations represented on this subcommittee 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.
4、 The British Standards Institution 2015. Published by BSI Standards Limited 2015ISBN 978 0 580 74246 0ICS 33.180.10Compliance 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 o
5、n 30 June 2015.Amendments/corrigenda issued since publicationDate Text affectedEUROPEAN STANDARDNORME EUROPENNEEUROPISCHE NORMEN 60794-1-21 May 2015 ICS 33.180.10 Supersedes EN 60794-1-2:2003 (partially) English Version Optical fibre cables - Part 1-21: Generic specification - Basic optical cable te
6、st procedures - Mechanical tests methods (IEC 60794-1-21:2015) Cbles fibres optiques - Partie 1-20: Spcificationgnrique - Procdures fondamentales dessais des cbles optiques - Mthodes dessais mcaniques (IEC 60794-1-21:2015) Lichtwellenleiter - Teil 1-21: Fachgrundspezifikation - Grundlegende - Prfver
7、fahren fr Lichtwellenleiterkabel - Mechanische Prfverfahren (IEC 60794-1-21:2015) This European Standard was approved by CENELEC on 2015-04-14. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status of
8、 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, Ger
9、man). 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, Belgium
10、, 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, Slovakia, Slovenia, Spain, Sweden, S
11、witzerland, Turkey and the United Kingdom. European Committee for Electrotechnical Standardization Comit Europen de Normalisation ElectrotechniqueEuropisches Komitee fr Elektrotechnische Normung CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2015 CENELEC All rights of exploitation
12、in any form and by any means reserved worldwide for CENELEC Members. Ref. No. EN 60794-1-21:2015 E EN 60794-1-21:2015 - 2 - Foreword The text of document 86A/1638/FDIS, future edition 1 of IEC 60794-1-21, prepared by SC 86A “Fibres and cables“ of IEC/TC 86 “Fibre optics“ was submitted to the IEC-CEN
13、ELEC parallel vote and approved by CENELEC as EN 60794-1-21:2015. The following dates are fixed: latest date by which the document has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2016-01-14 latest date by which the national standards c
14、onflicting with the document have to be withdrawn (dow) 2018-04-14 This document supersedes EN 60794-1-2:2003 (partially). Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identi
15、fying any or all such patent rights. Endorsement notice The text of the International Standard IEC 60794-1-21:2015 was approved by CENELEC as a European Standard without any modification. BS EN 60794-1-21:2015 2 BS EN 60794-1-21:2015EN 60794-1-21:2015EN 60794-1-21:2015 - 2 - Foreword The text of doc
16、ument 86A/1638/FDIS, future edition 1 of IEC 60794-1-21, prepared by SC 86A “Fibres and cables“ of IEC/TC 86 “Fibre optics“ was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 60794-1-21:2015. The following dates are fixed: latest date by which the document has to be impleme
17、nted at national level by publication of an identical national standard or by endorsement (dop) 2016-01-14 latest date by which the national standards conflicting with the document have to be withdrawn (dow) 2018-04-14 This document supersedes EN 60794-1-2:2003 (partially). Attention is drawn to the
18、 possibility that some of the elements of this document may be the subject of patent rights. CENELEC and/or CEN shall not be held responsible for identifying any or all such patent rights. Endorsement notice The text of the International Standard IEC 60794-1-21:2015 was approved by CENELEC as a Euro
19、pean Standard without any modification. BS EN 60794-1-21:2015- 3 - EN 60794-1-21:2015 Annex ZA (normative) Normative references to international publications with their corresponding European publications The following documents, in whole or in part, are normatively referenced in this document and a
20、re indispensable for its application. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. NOTE 1 When an International Publication has been modified by common modifications, indicated by (mod)
21、, the relevant EN/HD applies. NOTE 2 Up-to-date information on the latest versions of the European Standards listed in this annex is available here: www.cenelec.eu. Publication Year Title EN/HD Year IEC 60227-2 - Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V - P
22、art 2: Test methods - - IEC 60793-1-22 2001 Optical fibres - Part 1-22: Measurement methods and test procedures - Length measurement EN 60793-1-22 2002 IEC 60793-1-32 2010 Optical fibres - Part 1-32: Measurement methods and test procedures - Coating strippability EN 60793-1-32 2010 IEC 60793-1-40 -
23、Optical fibres - Part 1-40: Measurement methods and test procedures - Attenuation EN 60793-1-40 - IEC 60793-1-46 2001 Optical fibres - Part 1-46: Measurement methods and test procedures - Monitoring of changes in optical transmittance EN 60793-1-46 2002 IEC 60794-1-1 - Optical fibre cables - Part 1-
24、1: Generic specification - General EN 60794-1-1 - IEC 60794-1-2 2013 Optical fibre cables - Part 1-2: Generic specification - Cross reference table for optical cable test procedures EN 60794-1-2 2014 IEC 60794-1-20 2014 Optical fibre cables - Part 1-20: Generic specification - Basic optical cable te
25、st procedures - General and Definitions EN 60794-1-20 2014 IEC 60794-1-22 2012 Optical fibre cables - Part 1-22: Generic specification - Basic optical cable test procedures - Environmental test methods EN 60794-1-22 2012 IEC 61300-2-44 - Fibre optic interconnecting devices and passive components - B
26、asic test and measurement procedures - Part 2-44: Tests - Flexing of the strain relief of fibre optic devices EN 61300-2-44 - IEC/TR 62691 - Optical fibre cables - Guide to the installation of optical fibre cables - - BS EN 60794-1-21:2015 3 BS EN 60794-1-21:2015EN 60794-1-21:2015 2 IEC 60794-1-21:2
27、015 IEC 2015 CONTENTS FOREWORD . 9 1 Scope and object . 11 2 Normative references 11 3 Method E1: Tensile performance . 12 3.1 Object . 12 3.2 Sample length . 12 3.3 Apparatus . 12 3.4 Procedure . 12 3.4.1 General requirements 12 3.4.2 Procedure 13 3.5 Requirements . 13 3.6 Details to be specified .
28、 13 3.7 Details to be reported . 14 4 Method E2: Abrasion . 15 4.1 Object . 15 4.2 Sample . 15 4.3 Method E2A: Abrasion resistance of optical fibre cable sheaths 15 4.3.1 Apparatus 15 4.3.2 Procedure 16 4.3.3 Requirements 16 4.3.4 Details to be specified . 16 4.4 Method E2B: Abrasion resistance of o
29、ptical fibre cable markings 16 4.4.1 Apparatus 16 4.4.2 Procedure 17 4.4.3 Requirements 17 4.4.4 Details to be specified . 17 5 Method E3: Crush 18 5.1 Object . 18 5.2 Sample . 18 5.3 Method E3A: Plate/plate . 18 5.3.1 Apparatus 18 5.3.2 Procedure 18 5.4 Method E3B: Mandrel/plate . 19 5.4.1 Apparatu
30、s 19 5.4.2 Procedure 19 5.5 Requirements . 19 5.6 Details to be specified . 19 6 Method E4: Impact 21 6.1 Object . 21 6.2 Sample . 21 6.2.1 Sample length . 21 6.2.2 Termination . 21 6.3 Apparatus . 21 6.4 Procedure . 22 6.5 Requirements . 22 6.6 Details to be specified . 22 BS EN 60794-1-21:2015BS E
31、N 60794-1-21:2015IEC 60794-1-21:2015 IEC 2015 4 11131314141414141415151516171717171718181818181919192020202020202121212121232323232323242424 2 IEC 60794-1-21:2015 IEC 2015 CONTENTS FOREWORD . 9 1 Scope and object . 11 2 Normative references 11 3 Method E1: Tensile performance . 12 3.1 Object . 12 3.
32、2 Sample length . 12 3.3 Apparatus . 12 3.4 Procedure . 12 3.4.1 General requirements 12 3.4.2 Procedure 13 3.5 Requirements . 13 3.6 Details to be specified . 13 3.7 Details to be reported . 14 4 Method E2: Abrasion . 15 4.1 Object . 15 4.2 Sample . 15 4.3 Method E2A: Abrasion resistance of optical
33、 fibre cable sheaths 15 4.3.1 Apparatus 15 4.3.2 Procedure 16 4.3.3 Requirements 16 4.3.4 Details to be specified . 16 4.4 Method E2B: Abrasion resistance of optical fibre cable markings 16 4.4.1 Apparatus 16 4.4.2 Procedure 17 4.4.3 Requirements 17 4.4.4 Details to be specified . 17 5 Method E3: Cr
34、ush 18 5.1 Object . 18 5.2 Sample . 18 5.3 Method E3A: Plate/plate . 18 5.3.1 Apparatus 18 5.3.2 Procedure 18 5.4 Method E3B: Mandrel/plate . 19 5.4.1 Apparatus 19 5.4.2 Procedure 19 5.5 Requirements . 19 5.6 Details to be specified . 19 6 Method E4: Impact 21 6.1 Object . 21 6.2 Sample . 21 6.2.1 S
35、ample length . 21 6.2.2 Termination . 21 6.3 Apparatus . 21 6.4 Procedure . 22 6.5 Requirements . 22 6.6 Details to be specified . 22 BS EN 60794-1-21:2015IEC 60794-1-21:2015 IEC 2015 3 7 Method E5A: Stripping force stability of cabled optical fibres . 24 7.1 Object . 24 7.2 Sample . 24 7.2.1 Sample
36、 length . 24 7.2.2 Sample preparation . 24 7.3 Apparatus . 24 7.4 Procedure . 25 7.5 Requirements . 25 7.6 Details to be specified . 25 8 Method E5B: Strippability of optical fibre ribbons . 25 8.1 Object . 25 8.2 Sample . 25 8.3 Apparatus . 25 8.3.1 General . 25 8.3.2 Stripping tool . 25 8.3.3 Moto
37、r and slide (if used) 26 8.3.4 Positioning and holding equipment 26 8.3.5 Alcohol wipe 26 8.4 Procedure . 26 8.5 Requirements . 27 8.6 Details to be specified . 27 9 Method E5C: Strippability of buffered optical fibres 27 9.1 Object . 27 9.2 Sample . 27 9.3 Apparatus . 27 9.4 Procedure . 28 9.5 Requ
38、irements . 28 9.6 Details to be specified . 28 10 Method E6: Repeated bending . 28 10.1 Object . 28 10.2 Sample . 28 10.2.1 Sample length . 28 10.2.2 Termination . 29 10.3 Apparatus . 29 10.4 Procedure . 29 10.5 Requirements . 29 10.6 Details to be specified . 30 11 Method E7: Torsion . 30 11.1 Obje
39、ct . 30 11.2 Sample . 30 11.3 Apparatus . 31 11.4 Procedure . 31 11.5 Requirements . 32 11.6 Details to be specified . 32 11.7 Details to be reported . 32 12 Method E8: Flexing 34 12.1 Object . 34 12.2 Sample . 34 BS EN 60794-1-21:2015BS EN 60794-1-21:2015IEC 60794-1-21:2015 IEC 2015 5 2626262626262
40、72727272727272727282828282929292929293030303030303031313131323232323333343434363636 4 IEC 60794-1-21:2015 IEC 2015 12.3 Apparatus . 34 12.4 Procedure . 34 12.5 Requirements . 34 12.6 Details to be specified . 34 13 Method E9: Snatch (deleted) . 35 14 Method E10: Kink 35 14.1 Object . 35 14.2 Sample
41、. 35 14.3 Apparatus . 35 14.4 Procedure . 36 14.5 Requirements . 36 14.6 Details to be specified . 36 15 Method E11: Bend . 37 15.1 Object . 37 15.2 Sample . 37 15.3 Apparatus . 37 15.4 Procedure . 37 15.4.1 Procedure 1 Test method E11A (standard test procedure) 37 15.4.2 Procedure 2 Test method E11
42、B (alternative test procedure) . 37 15.5 Requirements . 38 15.6 Details to be specified . 38 16 Method E12: Cut-through resistance (deleted) . 39 17 Method E13: Shotgun damage . 39 17.1 Object . 39 17.2 General . 39 17.3 Method E13A: Shotgun test. 39 17.3.1 Sample 39 17.3.2 Apparatus 39 17.3.3 Proce
43、dure 39 17.3.4 Requirements 40 17.3.5 Details to be specified . 40 17.4 Method E13B: Shotgun simulation 40 17.4.1 Sample 40 17.4.2 Apparatus 40 17.4.3 Procedure 41 17.4.4 Requirements 41 17.4.5 Details to be specified . 41 17.4.6 Calculation of drop weight and height 41 18 Method E14: Compound flow
44、(drip) 45 18.1 Object . 45 18.2 Sample . 45 18.3 Apparatus . 45 18.4 Procedure . 46 18.5 Requirements . 46 18.6 Details to be specified . 46 19 Method E15: Bleeding and evaporation 47 19.1 Object . 47 19.2 Sample . 47 BS EN 60794-1-21:2015BS EN 60794-1-21:2015IEC 60794-1-21:2015 IEC 2015 6 363636363
45、737373737383838393939393939394040414141414141414142424242424343434347474747484848494949 4 IEC 60794-1-21:2015 IEC 2015 12.3 Apparatus . 34 12.4 Procedure . 34 12.5 Requirements . 34 12.6 Details to be specified . 34 13 Method E9: Snatch (deleted) . 35 14 Method E10: Kink 35 14.1 Object . 35 14.2 Sam
46、ple . 35 14.3 Apparatus . 35 14.4 Procedure . 36 14.5 Requirements . 36 14.6 Details to be specified . 36 15 Method E11: Bend . 37 15.1 Object . 37 15.2 Sample . 37 15.3 Apparatus . 37 15.4 Procedure . 37 15.4.1 Procedure 1 Test method E11A (standard test procedure) 37 15.4.2 Procedure 2 Test method
47、 E11B (alternative test procedure) . 37 15.5 Requirements . 38 15.6 Details to be specified . 38 16 Method E12: Cut-through resistance (deleted) . 39 17 Method E13: Shotgun damage . 39 17.1 Object . 39 17.2 General . 39 17.3 Method E13A: Shotgun test. 39 17.3.1 Sample 39 17.3.2 Apparatus 39 17.3.3 P
48、rocedure 39 17.3.4 Requirements 40 17.3.5 Details to be specified . 40 17.4 Method E13B: Shotgun simulation 40 17.4.1 Sample 40 17.4.2 Apparatus 40 17.4.3 Procedure 41 17.4.4 Requirements 41 17.4.5 Details to be specified . 41 17.4.6 Calculation of drop weight and height 41 18 Method E14: Compound f
49、low (drip) 45 18.1 Object . 45 18.2 Sample . 45 18.3 Apparatus . 45 18.4 Procedure . 46 18.5 Requirements . 46 18.6 Details to be specified . 46 19 Method E15: Bleeding and evaporation 47 19.1 Object . 47 19.2 Sample . 47 BS EN 60794-1-21:2015IEC 60794-1-21:2015 IEC 2015 5 19.3 Apparatus . 47 19.4 Procedure . 47 19.5 Requirements . 48 19.6 Details to be specified . 48 20 Method E16: Title unknown (deleted) . 48 21 Method E17: Bending stiffness 48 21.1 Object . 48 21.2 Gene
