IEC 60793 2 30 Edition 4 0 201 5 06 INTERNATIONAL STANDARD Optical fibres – Part 2 30 Product specifications – Sectional specification for category A3 multimode fibres IE C 6 0 7 9 3 2 3 0 2 0 1 5 0 6[.]
I E C 60 -2 -30 ® Edition 4.0 201 5-06 I N TE RN ATI ON AL S TAN D ARD colour in sid e Opti cal fi bres – Part -3 : P rod u ct s peci fi cati on s – S ecti on al s peci fi cati on for categ ory A3 IEC 60793-2-30:201 5-06(en) m u l ti m od e fi bres TH I S P U B L I C ATI O N I S C O P YRI G H T P RO TE C T E D C o p yri g h t © I E C , G e n e va , S w i tze rl a n d All rights reserved Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IEC or IEC's member National Committee in the country of the requester If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication, please contact the address below or your local IEC member National Committee for further information IEC Central Office 3, rue de Varembé CH-1 21 Geneva 20 Switzerland Tel.: +41 22 91 02 1 Fax: +41 22 91 03 00 info@iec.ch www.iec.ch Abou t th e I E C The International Electrotechnical Commission (IEC) is the leading global organization that prepares and publishes International Standards for all electrical, electronic and related technologies Ab o u t I E C p u b l i c a ti o n s The technical content of IEC publications is kept under constant review by the IEC Please make sure that you have the latest edition, a corrigenda or an amendment might have been published I E C C atal og u e - webs tore i ec ch /catal og u e E l ectroped i a - www el ectroped i a org The stand-alone application for consulting the entire bibliographical information on IEC International Standards, Technical Specifications, Technical Reports and other documents Available for PC, Mac OS, Android Tablets and iPad The world's leading online dictionary of electronic and electrical terms containing more than 30 000 terms and definitions in English and French, with equivalent terms in additional languages Also known as the International Electrotechnical Vocabulary (IEV) online I E C pu bl i cati on s s earch - www i ec ch /s earch pu b I E C G l os s ary - s td i ec ch /g l os s ary The advanced search enables to find IEC publications by a variety of criteria (reference number, text, technical committee,…) It also gives information on projects, replaced and withdrawn publications More than 60 000 electrotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002 Some entries have been collected from earlier publications of IEC TC 37, 77, 86 and CISPR I E C J u st P u bl i s h ed - webs tore i ec ch /j u s u bl i s h ed Stay up to date on all new IEC publications Just Published details all new publications released Available online and also once a month by email I E C C u s to m er S ervi ce C en tre - webs tore i ec ch /cs c If you wish to give us your feedback on this publication or need further assistance, please contact the Customer Service Centre: csc@iec.ch I E C 60 -2 -30 ® Edition 4.0 201 5-06 I N TE RN ATI ON AL S TAN D ARD colour in sid e O pti cal fi bres – P art -30 : Prod u ct s peci fi cati on s – S ecti on al s peci fi cati on for categ ory A3 m u l ti m od e fi bres INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 33.1 80.1 ISBN 978-2-8322-2772-5 Warn i n g ! M ake s u re th at you obtai n ed th i s pu bl i cati on from an au th ori zed d i s tri bu tor ® Registered trademark of the International Electrotechnical Commission –2– I EC 60793-2-30:201 © IEC 201 CONTENTS FOREWORD Scope Normative references Specifications General Dimensional requirements 3 Mechanical requirements Transmission requirements Environmental requirements Annex A (normative) Specifications for sub-category A3a multimode fibres A General A Dimensional requirements A Mechanical requirements A Transmission requirements A Environmental requirements 1 Annex B (normative) Specifications for sub-category A3b multimode fibres B General B Dimensional requirements B Mechanical requirements B Transmission requirements B Environmental requirements Annex C (normative) Specifications for sub-category A3c multimode fibres C.1 General C.2 Dimensional requirements C.3 Mechanical requirements C.4 Transmission requirements C.5 Environmental requirements Annex D (normative) Specifications for sub-category A3d multimode fibres D.1 General D.2 Dimensional requirements D.3 Mechanical requirements D.4 Transmission requirements D.5 Environmental requirements Annex E (normative) Specifications for sub-category A3e multimode fibres 20 E General 20 E Dimensional requirements 20 E Mechanical requirements 20 E Transmission requirements 20 E Environmental requirements 21 Annex F (normative) Specifications for sub-category A3f multimode fibres 23 F General 23 F Dimensional requirements 23 F Mechanical requirements 23 F Transmission requirements 23 F Environmental requirements 24 Annex G (normative) Specifications for sub-category A3g multimode fibres 26 I EC 60793-2-30:201 © I EC 201 G G G G G Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table Table –3– General 26 Dimensional requirements 26 Mechanical requirements 26 Transmission requirements 26 Environmental requirements 27 – Relevant dimensional attributes and measurement methods – Dimensional requirements common to all category A3 fibres – Additional dimensional attributes required for each sub-category – Relevant mechanical attributes and test methods – Mechanical requirements to be specified for each sub-category – Relevant transmission attributes and measurement methods – Additional transmission attributes required for each sub-category – Relevant environmental attributes and test methods A.1 – Dimensional requirements specific to A3a fibres A.2 – Mechanical requirements specific to A3a fibres A.3 – Transmission requirements specific to A3a fibres 1 B.1 – Dimensional requirements specific to A3b fibres B.2 – Mechanical requirements specific to A3b fibres B.3 –Transmission requirements specific to A3b fibres C – Dimensional requirements specific to A3c fibres C – Mechanical requirements specific to A3c fibres C –Transmission requirements specific to A3c fibres C – Environmental exposure tests C – Attributes measured D – Dimensional requirements specific to A3d fibres D – Mechanical requirements specific to A3d fibres D – Transmission requirements specific to A3d fibres D – Environmental exposure tests D – Attributes measured E.1 – Dimensional requirements specific to A3e fibres 20 E.2 – Mechanical requirements specific to A3e fibres 20 E.3 – Transmission requirements specific to A3e fibres 21 E.4 – Environmental exposure tests 21 E.5 – Attributes measured 22 F.1 – Dimensional requirements specific to A3f fibres 23 F.2 – Mechanical requirements specific to A3f fibres 23 F.3 – Transmission requirements specific to A3f fibres 24 F.4 – Environmental exposure tests 24 F.5 – Attributes measured 25 G – Dimensional requirements specific to A3g fibres 26 G – Mechanical requirements specific to A3g fibres 26 G – Transmission requirements specific to A3g fibres 27 G – Environmental exposure tests 27 G – Attributes measured 28 –4– I EC 60793-2-30:201 © IEC 201 I NTERNATIONAL ELECTROTECHNI CAL COMMI SSI ON O P T I C AL F I B RE S – P a rt - : P ro d u c t s p e c i fi c a ti o n s – S e c t i o n a l s p e c i fi c a t i o n fo r c a t e g o ry A3 m u l t i m o d e fi b re s FOREWORD ) The I ntern ati onal El ectrotech nical Commi ssi on (I EC) is a worl d wi d e org anization for stan dard izati on comprisi ng all nati onal electrotech nical commi ttees (I EC N ati on al Committees) The object of I EC is to prom ote i nternati onal co-operati on on al l q u esti ons cerni n g standard izati on i n the el ectrical and el ectronic fi el ds To this end an d in ad di ti on to other acti viti es, I EC pu blish es I nternati onal Stan d ards, Technical Speci fi cati ons, Technical Reports, Pu bl icl y Avail abl e Specificati ons (PAS) an d Gu i d es (hereafter referred to as “I EC Pu blication(s)”) Thei r preparati on is entru sted to technical committees; any I EC N ati onal Com mittee i nterested i n the subject d eal t with may parti ci pate i n thi s preparatory work I nternati onal , govern mental and nongovernmental org anizati on s l iaisi ng wi th th e I EC al so participate in this preparati on I EC coll aborates cl osel y wi th the I nternati on al Org anizati on for Stand ard izati on (I SO) i n accordan ce wi th cond i ti ons d etermined by agreem ent between the two organizati ons 2) Th e form al d ecision s or agreem ents of I EC on technical m atters express, as n earl y as possibl e, an i nternati onal consensus of opi ni on on the rel evan t su bjects since each tech nical com mittee has representati on from all i nterested I EC N ati onal Commi ttees 3) I EC Pu blicati on s have th e form of recommen d ati ons for internati onal u se and are accepted by I EC N ati onal Committees in that sense Whi le all reasonabl e efforts are m ad e to ensu re th at the technical ten t of I EC Pu blicati ons is accu rate, I EC cann ot be hel d responsi bl e for the way in wh i ch they are used or for an y m isin terpretati on by any end u ser 4) I n ord er to prom ote i nternation al u ni formity, I EC N ati onal Commi ttees und ertake to appl y I EC Pu blicati ons transparentl y to the maxi mum exten t possi bl e i n thei r nati onal and reg i onal pu blicati ons Any d i verg ence between any I EC Pu bl icati on and the correspond i ng national or regional publication sh al l be cl earl y i nd icated i n the latter 5) I EC i tsel f does not provi d e any attestati on of conformity I nd epend ent certi ficati on bodies provi d e conformity assessment services and , i n some areas, access to I EC marks of formi ty I EC i s not responsi bl e for any services carried ou t by i nd epen d ent certi fication bodi es 6) All u sers should ensu re th at they h ave the l atest edi ti on of th is pu blicati on 7) N o liabili ty shal l attach to I EC or i ts di rectors, empl oyees, servan ts or agents i ncl u di ng ind ivi du al experts and mem bers of its tech ni cal commi ttees and I EC N ati onal Com mittees for any personal inju ry, property d amage or other d amage of any n atu re whatsoever, whether di rect or i nd i rect, or for costs (i ncl ud i ng l eg al fees) and expenses arising ou t of the pu blication, use of, or reli ance u pon, thi s I EC Pu bl ication or any other I EC Pu blicati ons 8) Attention is d rawn to the N orm ative references ci ted i n this pu bl icati on U se of the referenced publicati ons is i ndi spensabl e for the correct appli cation of th is publicati on 9) Attention is d rawn to th e possibili ty that some of the elements of thi s I EC Pu bl icati on may be th e su bj ect of patent ri gh ts I EC shal l not be held responsi bl e for i d en ti fyi ng any or all such patent ri ghts I nternational Standard IEC 60793-2-30 has been prepared by subcommittee 86A: Fibres and cables, of I EC technical committee 86: Fibre optics This fourth edition cancels and replaces the third edition published in 201 and constitutes a technical revision This edition includes the following significant technical changes with respect to the previous edition: – specified test specimen length and measurement details for core diameter and N A ff measurements have been added – two new sub-categories have been added – N Ath is replaced by N A ff I EC 60793-2-30:201 © I EC 201 –5– The text of this standard is based on the following documents: FDI S Report on voti ng 86A/1 661 /FDI S 86A/1 662/RVD Full information on the voting for the approval of this standard can be found in the report on voting indicated in the above table This publication has been drafted in accordance with the ISO/I EC Directives, Part A list of all parts of the I EC 60793 series can be found, under the general title on the I EC website Optical fibres, The committee has decided that the contents of this publication will remain unchanged until the stability date indicated on the I EC web site under "http: //webstore iec.ch" in the data related to the specific publication At this date, the publication will be • • • • reconfirmed, withdrawn, replaced by a revised edition, or amended A bilingual version of this publication may be issued at a later date I M P O R T AN T – T h e ' c o l o u r i n s i d e ' th a t it c o n ta i n s u n d e rs t a n d i n g c o l o u r p ri n t e r of c o l o u rs i ts wh i ch c o n te n ts l og o a re U s e rs on th e c o ve r p a g e o f th i s c o n s i d e re d shou l d to t h e re fo re be pu bl i cati on u s e fu l p ri n t th i s fo r i n d i c a te s th e d o cu m e n t c o rre c t using a –6– I EC 60793-2-30:201 © IEC 201 O P T I C AL F I B RE S – P a rt - : P ro d u c t s p e c i fi c a ti o n s – S e c t i o n a l s p e c i fi c a t i o n fo r c a t e g o ry A3 m u l t i m o d e fi b re s Scope This part of I EC 60793-2 is applicable to sub-categories A3a, A3b, A3c, A3d, A3e, A3f and A3g These fibres are used or can be incorporated in different information transmission equipment, other applications employing similar light transmitting techniques as well as fibre optic cables Three types of requirements apply to these fibres: • • • general requirements, as defined in I EC 60793-2; specific requirements common to the category A3 multimode fibres covered in this standard and which are given in Clause 3; particular requirements applicable to the individual sub-categories or specific applications (e g automotive or industrial applications), which are defined in the normative subcategory annexes N o rm a t i v e re fe re n c e s 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 For undated references, the latest edition of the referenced document (including any amendments) applies I EC 60793-1 -20, Fibre geometry Optical fibres – Part 1-20: Measurement methods and test procedures – Optical fibres – Part 1-21: Measurement methods and test procedures – Coating geometry I EC 60793-1 -21 , Optical fibres – Part 1-22: Measurement methods and test procedures – Length measurement I EC 60793-1 -22, I EC 60793-1 -30, Optical fibres – Part 1-30: Measurement methods and test procedures – I EC 60793-1 -31 , Optical fibres – Part 1-31: Measurement methods and test procedures – I EC 60793-1 -40, Optical fibres – Part 1-40: Measurement methods and test procedures – I EC 60793-1 -41 , Optical fibres – Part 1-41: Measurement methods and test procedures – Fibre proof test Tensile strength Attenuation Bandwidth Optical fibres – Part 1-43: Measurement methods and test procedures – Numerical aperture I EC 60793-1 -43, I EC 60793-2-30:201 © I EC 201 –7– I EC 60793-1 -46, Optical fibres – Part 1-46: Measurement methods and test procedures – Monitoring of changes in optical transmittance Optical fibres – Part 1-50: Measurement methods and test procedures – Damp heat (steady state) tests I EC 60793-1 -50, I EC 60793-1 -51 , Optical fibres – Part 1-51: Measurement methods and test procedures – Dry heat (steady state) tests Optical fibres – Part 1-52: Measurement methods and test procedures – Change of temperature tests IEC 60793-1 -52, IEC 60793-2, Optical fibres –Part 2: Product specifications – General I EC TR 62048:201 4, 3 Optical fibres – Reliability – Power law theory Speci fi cation s G en eral The fibre shall consist of a glass core and a plastic cladding in accordance with the definition in I EC 60793-2 For sub-categories A3f and A3g, a glass inner cladding between core and cladding is present Di mensional requ iremen ts Relevant dimensional attributes and measurement methods are given in Table Dimensional requirements common to all sub-categories are indicated in Table Table lists additional dimensional attributes that shall be specified for each sub-category Tabl e – Rel evant d i mensi onal attri bu tes an d measu rement meth od s Attri bu tes M eas u rem en t m eth od s Core di ameter a I EC 60793-1 -20 Core non-ci rculari ty I EC 60793-1 -20 I nn er gl ass cl add i ng b I EC 60793-1 -20 Cl ad d in g di ameter I EC 60793-1 -20 Core-cl ad di n g concentricity error I EC 60793-1 -20 Coating di ameter I EC 60793-1 -21 Fi bre l ength I EC 60793-1 -22 a Core d iameter i s speci fi ed at 850 nm ± nm wi th a test speci men l ength of 2, m ± 0, m and a threshol d valu e kCORE whi ch i s d efi ned i n each su bcategory (see I EC 60793-1 -20: 2001 , M eth od B) b Onl y rel evant for su b-categ ories A3f and A3g –8– I EC 60793-2-30:201 © IEC 201 Tabl e – Dim en sion al requ i rements common to al l categ ory A3 fi bres Attri bu tes Fi bre l ength a Unit Li m i ts km a Length req uiremen ts vary and shou ld be agreed between su ppli er and customer Tabl e – Ad d iti on al d im ensional attri bu tes requ i red for each su b-categ ory Attri bu tes Core d i ameter Core n on-ci rculari ty I nn er gl ass cl ad d i n g a Cl ad di ng d i ameter Core-cl ad d in g concen tricity error Coating di ameter a 3 Onl y rel evant for su b-categories A3f and A3g M echan i cal requ irements Relevant mechanical attributes and test methods are given in Table Requirements to be specified for each sub-category are listed in Table Tabl e – Rel evan t mech an ical attri bu tes an d test method s Attri bu tes Tensi le stren gth Tes t m eth od s I EC 60793-1 -31 (0, m speci men l eng th) Strai n rate %/mi n to %/mi n Proof test I EC 60793-1 -30 Tabl e – M ech an ical requ i rements to be specifi ed for each su b-categ ory Attri bu te Unit Proof stress level GPa Transm ission req u irem ents Relevant transmission attributes and measurement methods are given in Table Additional attributes required in the sub-categories are listed in Table – 16 – I EC 60793-2-30:201 © IEC 201 Table C.5 – Attributes measured Attributes Chan ge i n optical transmission at 850 nm Ten si le strength U nit Limits d B/km ≤ ,5 GPa at % and 50 % Weibu ll probabil ity l evels , 08 at % Reference , at 50 % These tests are normally conducted periodically as type-tests for a fibre design Unless otherwise indicated, the recovery period allowed between the completion of the environmental exposure and measuring the attributes shall be as stated in the particular environmental test method I EC 60793-2-30:201 © I EC 201 – 17 – Annex D (normative) Speci fi cati ons for su b-category A3d mul timode fi bres D Gen eral Clauses D.2 to D.5 contain particular requirements applicable to A3d fibres Common requirements, repeated here for ease of reference from the sectional specification, are noted by an entry in the “Reference” column D Di m ensional requ i rem en ts Table D contains dimensional requirements specific to A3d fibres Tabl e D.1 – Di mensional requ irem en ts speci fi c to A3d fibres Attri bu tes Core di am eter a Unit Li m i ts Referen ce µm 200 ± Tabl e Core non-ci rculari ty % ≤6 Clad di ng di ameter µm 230 ± Core-cl ad di ng concentricity error µm ≤ 20 Coatin g di ameter µm 500 ± 50 Fi bre l en gth km See 3 a D U sin g k CORE of 0, M ech ani cal requ i remen ts Table D contains mechanical requirements specific to A3d fibres Tabl e D.2 – M ech an i cal req u i rements specific to A3d fi bres Attri bu te Proof stress l evel Unit Li m i t Referen ce GPa ≥ 0, 345 3 N OTE The normative proof test stress val ue of 0, 345 GPa eq u al s abou t 0, % strai n or abou t 1 , N force (for the largest al lowed core di am eter) For the rel ati on between these d i fferen t u ni ts, see I EC TR 62048: 201 4, D Tran sm issi on requ i rem en ts Table D contains transmission requirements specific to A3d fibres – 18 – I EC 60793-2-30:201 © IEC 201 Table D.3 – Transmission requirements specific to A3d fibres Attri bu tes U nit Limits Reference d B/km ≤ 10 M H z over 00 m ≥ 00 U ni tl ess 0, 35 ± 0, 02 Attenu ati on coeffici ent at 850 nm M od al band wid th at 850 n m N u merical apertu re (N A ff )a Tabl e a U sing k N A of 0, D.5 Environmental requirements Table D.4 and Table D.5 contain environmental exposure tests and measurement methods specific to A3d fibres Test and measurements shall be documented in two forms: – relevant environmental attributes, test methods and test conditions are given in Table D.4; – measurements of a particular mechanical and transmission attribute that may change during exposure to the environmental test are listed in Table D.5 Table D.4 – Environmental exposure tests Test condition En vironment Test method Test condition + 85 °C, 85 % RH , Damp heat I EC 60793-1 -50 l on g term: 25 d ays; short term: d ays A + 25 °C, Dry heat I EC 60793-1 -51 l on g term: 25 d ays; short term: d ays Chan ge of temperatu re I EC 60793-1 -52 Ta : –40 °C, Tb : + 25 °C + 75 °C, 85 % RH , Damp h eat I EC 60793-1 -50 l ong term: 25 d ays; sh ort term: d ays B + 85 °C, Dry heat I EC 60793-1 -51 l ong term: 25 d ays; Ch ange of temperatu re I EC 60793-1 -52 Ta : – 40 ° C, Tb : + 85 °C Damp h eat I EC 60793-1 -50 Dry heat I EC 60793-1 -51 Ch ange of temperatu re I EC 60793-1 -52 sh ort term: d ays C + 70 °C, 85 % RH , 30 d ays + 70 °C, 30 d ays Ta : –20 ° C, Tb : + 70 °C Test condi ti on A, B, or C and sh ort term or l ong term test condi ti ons sh ou l d be ag reed between su pplier and customer Test condi ti ons A and B are typi cal condi ti ons for au tomotive appl icati ons