BS EN IEC 60794-1-23:2019
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Optical fibre cables – Generic specification. Basic optical cable test procedures. Cable element test methods
Published By | Publication Date | Number of Pages |
BSI | 2019 | 40 |
IEC 60794-1-23:2019 is available as IEC 60794-1-23:2019 RLV which contains the International Standard and its Redline version, showing all changes of the technical content compared to the previous edition.
IEC 60794-1-23:2019 describes test procedures to be used in establishing uniform requirements for the geometrical, material, mechanical, environmental properties of optical fibre cable elements. This document applies to optical fibre cables for use with telecommunication equipment and devices employing similar techniques, and to cables having a combination of both optical fibres and electrical conductors. Throughout the document, the wording “optical cable” can also include optical fibre units, microduct fibre units, etc. See IEC 60794-1-2 for a reference guide to test methods of all types and for general requirements and definitions. This second edition cancels and replaces the first edition published in 2012. It constitutes a technical revision. This edition includes the following significant technical changes with respect to the previous edition: – addition of a new test Method G9: Bleeding and evaporation (formerly known as Method E15 in IEC 60794-1-21:2015); – addition of a new test Method G10A: Stripping force stability of cabled optical fibres (formerly known as Method E5A in IEC 60794-1-21:2015); – addition of a new test Method G10B: Strippability of optical fibre ribbons (formerly known as Method E5B in IEC 60794-1-21:2015); – addition of a new test Method G10C: Strippability of buffered optical fibres (formerly known as Method E5C in IEC 60794-1-21:2015); – addition of a new test Method G11: Tensile strength and elongation of buffer tubes (included in IEC 60811-501); – addition of a new test Method G12: Elongation of buffer tubes at low temperature (included in IEC 60811-505); – clarification of the sample preparation procedure in Method G5: Ribbon tear (separability); Keywords: optical fibre cable, optical cable test procedures
PDF Catalog
PDF Pages | PDF Title |
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2 | undefined |
5 | Annex ZA(normative)Normative references to international publicationswith their corresponding European publications |
7 | English CONTENTS |
10 | FOREWORD |
12 | 1 Scope 2 Normative references 3 Terms and definitions |
13 | 4 General requirements 5 Method G1: Bend test for optical cable elements 5.1 Object 5.2 Sample 5.3 Apparatus 5.4 Procedure 5.5 Requirements 5.6 Details to be specified |
14 | 6 Method G2: Ribbon dimensions and geometry – Visual method 6.1 Object 6.2 Sample 6.3 Apparatus 6.4 Procedure 6.4.1 General 6.4.2 Method 1 6.4.3 Method 2 6.5 Requirements 6.6 Details to be specified |
15 | 6.7 Definitions of ribbon dimensions and geometry 6.7.1 General 6.7.2 Width and height 6.7.3 Basis line 6.7.4 Fibre alignment Figures Figure 1 – Cross-sectional drawing illustrating fibre ribbon geometry |
16 | 7 Method G3: Ribbon dimensions – Aperture gauge 7.1 Object 7.2 Sample 7.3 Apparatus 7.4 Procedure 7.5 Requirement 7.6 Details to be specified Figure 2 – Aperture gauge |
17 | 8 Method G4: Ribbon dimensions – Dial gauge (obsoleted method) 9 Method G5: Ribbon tear (separability) 9.1 Object 9.2 Sample |
18 | 9.3 Apparatus 9.4 Procedure Figure 3 – Sample preparation for ribbon separability test |
19 | 9.5 Requirements 9.6 Details to be specified 10 Method G6: Ribbon torsion 10.1 Object 10.2 Sample 10.3 Apparatus Figure 4 – Separability procedure |
20 | 10.4 Procedure 10.5 Requirements 10.6 Details to be specified Figure 5 – Torsion test |
21 | 11 Method G7: Tube kinking 11.1 Object 11.2 Sample 11.3 Apparatus Figure 6 – Tube kinking test |
22 | 11.4 Procedure 11.5 Requirements 11.6 Details to be specified Tables Table 1 – Examples of test apparatus dimensions for tube kinking |
23 | 12 Method G8: Ribbon residual twist test 12.1 Object 12.2 Sample 12.3 Apparatus 12.4 Procedure 12.5 Requirements |
24 | 12.6 Details to be specified 13 Method G9: Bleeding and evaporation 13.1 Object 13.2 Sample 13.3 Apparatus |
25 | 13.4 Procedure 13.5 Requirements Figure 7 – Bleeding and evaporation test set-up |
26 | 13.6 Details to be specified 14 Method G10A: Stripping force stability of cabled optical fibres 14.1 Object 14.2 Sample 14.2.1 Sample length 14.2.2 Sample preparation 14.3 Apparatus 14.4 Procedure 14.5 Requirements |
27 | 14.6 Details to be specified 15 Method G10B: Strippability of optical fibre ribbons 15.1 Object 15.2 Sample 15.3 Apparatus 15.3.1 General 15.3.2 Stripping tool |
28 | 15.3.3 Motor and slide (if used) 15.4 Positioning and holding equipment 15.5 Alcohol wipe 15.6 Procedure Table 2 – Condition of stripped samples |
29 | 15.7 Requirements 15.8 Details to be specified 16 Method G10C: Strippability of buffered optical fibres 16.1 Object 16.2 Sample 16.3 Apparatus 16.4 Procedure |
30 | 16.5 Requirements 16.6 Details to be specified 17 Method G11A: Tensile strength and elongation of buffer tubes and micro tubes at break 17.1 Object 17.2 Sample 17.2.1 General 17.2.2 Preparation and conditioning of test pieces |
32 | Figure 8 – Dumb-bell test piece |
33 | 17.2.3 Determination of cross-sectional area Figure 9 – Small dumb-bell test piece Figure 10 – Punch end showing groove Figure 11 – Test pieces cut by grooved punch |
34 | 17.2.4 Ageing treatment 17.3 Apparatus |
35 | 17.4 Procedure Figure 12 – Machine for preparing test pieces |
36 | 17.5 Requirements 18 Method G11B: Elongation of buffer tubes and micro tubes at low temperature 18.1 Object 18.2 Sample 18.2.1 General 18.2.2 Preparation of test pieces |
37 | 18.3 Apparatus 18.4 Procedure |
38 | 18.5 Requirements 18.6 Details to be specified |