THÔNG TIN TÀI LIỆU
BS EN 61753-056-2:2013 Incorporating corrigendum March 2013 BSI Standards Publication Fibre optic interconnecting devices and passive components — Performance standard Part 056-2: Single mode fibre pigtailed style optical fuse for category C — Controlled environment BRITISH STANDARD BS EN 61753-056-2:2013 National foreword This British Standard is the UK implementation of EN 61753-056-2:2013 It is identical to IEC 61753-056-2:2012 The UK participation in its preparation was entrusted by Technical Committee GEL/86, Fibre optics, to Subcommittee GEL/86/2, Fibre optic interconnecting devices and passive components 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 British Standards Institution 2013 Published by BSI Standards Limited 2013 ISBN 978 580 82673 ICS 33.180.20 Compliance 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 31 March 2013 Amendments/corrigenda issued since publication Date Text affected 31 March 2013 Format of title on front cover amended BS EN 61753-056-2:2013 EN 61753-056-2 EUROPEAN STANDARD NORME EUROPÉENNE EUROPÄISCHE NORM February 2013 ICS 33.180.20 English version Fibre optic interconnecting devices and passive components Performance standard Part 056-2: Single mode fibre pigtailed style optical fuse for category C Controlled environment (IEC 61753-056-2:2012) Dispositifs d’interconnexion et composants passifs fibres optiques Norme de performance Partie 056-2 : Fusible optique de type fibre amorce en fibre unimodale pour catégorie C Environnement contrôlé (CEI 61753-056-2:2012) Lichtwellenleiter Verbindungselemente und passive Bauteile - Betriebsverhalten Teil 056-2: Optische Sicherung mit Einmoden-Pigtail für die Kategorie C Kontrollierte Umgebung (IEC 61753-056-2:2012) This European Standard was approved by CENELEC on 2013-01-08 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 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 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 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, Switzerland, Turkey and the United Kingdom CENELEC European Committee for Electrotechnical Standardization Comité Européen de Normalisation Electrotechnique Europäisches Komitee für Elektrotechnische Normung Management Centre: Avenue Marnix 17, B - 1000 Brussels © 2013 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members Ref No EN 61753-056-2:2013 E BS EN 61753-056-2:2013 EN 61753-056-2:2013 -2- Foreword The text of document 86B/3500/FDIS, future edition of IEC 61753-056-2, prepared by SC 86B, "Fibre optic interconnecting devices and passive components", of IEC TC 86, "Fibre optics" was submitted to the IEC-CENELEC parallel vote and approved by CENELEC as EN 61753-056-2:2013 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 latest date by which the national standards conflicting with the document have to be withdrawn (dop) 2013-10-08 (dow) 2016-01-08 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 identifying any or all such patent rights Endorsement notice The text of the International Standard IEC 61753-056-2:2012 was approved by CENELEC as a European Standard without any modification -3- BS EN 61753-056-2:2013 EN 61753-056-2:2013 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 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 NOTE When an international publication has been modified by common modifications, indicated by (mod), the relevant EN/HD applies Publication Year Title EN/HD Year IEC 60793-2-50 - Optical fibres Part 2-50: Product specifications - Sectional specification for class B single-mode fibres EN 60793-2-50 - IEC 60869-1 - Fibre optic interconnecting devices and passive components - Fibre optic passive power control devices Part 1: Generic specification EN 60869-1 - IEC 61300-1 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 1: General and guidance EN 61300-1 - IEC 61300-2-1 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 2-1: Tests - Vibration (sinusoidal) EN 61300-2-1 - IEC 61300-2-4 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 2-4: Tests - Fibre/cable retention EN 61300-2-4 - IEC 61300-2-9 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 2-9: Tests - Shock EN 61300-2-9 - IEC 61300-2-14 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 2-14: Tests - High optical power EN 61300-2-14 - IEC 61300-2-17 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 2-17: Tests - Cold EN 61300-2-17 - IEC 61300-2-18 - Fibre optic interconnecting devices and EN 61300-2-18 passive components - Basic test and measurement procedures Part 2-18: Tests - Dry heat - High temperature endurance - IEC 61300-2-19 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 2-19: Tests - Damp heat (steady state) - EN 61300-2-19 BS EN 61753-056-2:2013 EN 61753-056-2:2013 -4- IEC 61300-2-22 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 2-22: Tests - Change of temperature EN 61300-2-22 - IEC 61300-2-42 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 2-42: Tests - Static side load for connectors EN 61300-2-42 - IEC 61300-2-44 - Fibre optic interconnecting devices and EN 61300-2-44 passive components - Basic test and measurement procedures Part 2-44: Tests - Flexing of the strain relief of fibre optic devices - IEC 61300-3-2 - Fibre optic interconnecting devices and EN 61300-3-2 passive components - Basic test and measurement procedures Part 3-2: Examinations and measurements Polarization dependent loss in a single-mode fibre optic device - IEC 61300-3-3 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 3-3: Examinations and measurements Active monitoring of changes in attenuation and return loss EN 61300-3-3 - IEC 61300-3-7 - Fibre optic interconnecting devices and passive components - Basic test and measurement procedures Part 3-7: Examinations and measurements Wavelength dependence of attenuation and return loss of single mode components EN 61300-3-7 - IEC 61300-3-32 - Fibre optic interconnecting devices and EN 61300-3-32 passive components - Basic test and measurement procedures Part 3-32: Examinations and measurements Polarisation mode dispersion measurement for passive optical components - –2– BS EN 61753-056-2:2013 61753-056-2 © IEC:2012(E) CONTENTS INTRODUCTION Scope Normative references Tests Test reports Performance requirements 5.1 5.2 5.3 Annex A Sample size, sequencing and grouping Dimensions Test details and requirements (normative) Sample size and product sourcing requirements 14 Annex B (normative) Power thresholds for optical fuses 15 Annex C (informative) Example of dimensions for optical fuses 16 Annex D (normative) Testing of optical fuses 17 Figure C.1 – Optical fuse, in-line configuration, regularly without connectors 16 Figure D.1 – Test set-up schematics 17 Figure D.2 – Example of power threshold and blocking attenuation at threshold measurements for sample 1280A of an optical fuse 18 Figure D.3 – Response time curve of an optical fuse 19 Figure D.4 – Response time testing set-up 19 Table – Performance requirements for optical fuses Table A.1 – Sample size and product sourcing requirements 14 Table B.1 – Powers for optical fuses, single-mode 15 BS EN 61753-056-2:2013 61753-056-2 © IEC:2012(E) –5– INTRODUCTION 1) The International Electrotechnical Commission (IEC) draws attention to the fact that it is claimed that compliance with this document may involve the use of a patent concerning optical fuse IEC takes no position concerning the evidence, validity and scope of this patent right The holder of this patent right has assured the IEC that he/she is willing to negotiate licences either free of charge or under reasonable and non-discriminatory terms and conditions with applicants throughout the world In this respect, the statement of the holder of this patent right is registered with IEC Information may be obtained from: KiloLambda technologies, Ltd 22a Wallenberg street, Tel-Aviv 69719, Israel Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights other than those identified above IEC shall not be held responsible for identifying any or all such patent rights ISO (www.iso.org/patents) and IEC (http://patents.iec.ch) maintain on-line data bases of patents relevant to their standards Users are encouraged to consult these data bases for the most up-to-date information concerning patents US patent US-7162,114 B2, Optical Energy switching device and method", granted January 9, 2007 Japan patent 4376632, Optical Energy switching device and method", granted September 18, 2009 2) The optical fuse is a passive device, designed to protect equipment and fibre cables from damage due to optical overpower, spikes and surges The optical fuse produces a controlled, permanent, signal blocking at a predetermined power threshold in an optical fibre transmission line The optical fuse is wavelength independent over its entire specified spectral range IEC 60869-1 contains generic information on optical fuses The optical fuse has a maximum allowed power input P in max Beyond this power it is dysfunctional and can let light through Numerical values for P in max are given in Annex B –6– BS EN 61753-056-2:2013 61753-056-2 © IEC:2012(E) FIBRE OPTIC INTERCONNECTING DEVICES AND PASSIVE COMPONENTS – PERFORMANCE STANDARD – Part 056-2: Single mode fibre pigtailed style optical fuse for category C – Controlled environment Scope This part of IEC 61753 contains the minimum initial test and measurement requirements and severities which a fibre optical fuse satisfies in order for it to be categorised as meeting the requirements of single mode fibre pigtailed style optical fuse used in controlled environments Optical performance specified in this document relates to in-line type configurations fuses only 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 For undated references, the latest edition of the referenced document (including any amendments) applies IEC 60793-2-50, Optical fibres – Part 2-50: Product specifications – Sectional specification for class B single-mode fibres IEC 60869-1, Fibre optic interconnecting devices and passive components – Fibre optic passive power control devices – Part 1: Generic specification IEC 61300-1, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 1: General and guidance IEC 61300-2-1, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-1: Tests – Vibration (sinusoidal) IEC 613000-2-4, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-4: Fibre/cable retention IEC 61300-2-9, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-9: Tests – Shock IEC 61300-2-14, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-14: Tests – High optical power IEC 61300-2-17, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-17: Tests – Cold IEC 61300-2-18, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-18: Tests – Dry heat – High temperature endurance _ To be published BS EN 61753-056-2:2013 61753-056-2 © IEC:2012(E) –7– IEC 61300-2-19, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-19: Tests – Damp heat (steady state) IEC 61300-2-22, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-22: Tests – Change of temperature IEC 61300-2-42, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-42: Tests – Static side load for connectors IEC 61300-2-44, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 2-44: Tests – Flexing of the strain relief of fibre optic devices IEC 61300-3-2, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-2: Examinations and measurements –Polarization dependent loss in a single-mode fibre optic device IEC 61300-3-3, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-3: Examinations and measurements – Active monitoring of changes in attenuation and return loss IEC 61300-3-7, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-7: Examinations and measurements – Wavelength dependence of attenuation and return loss of single mode components IEC 61300-3-32, Fibre optic interconnecting devices and passive components – Basic test and measurement procedures – Part 3-32: Examinations and measurements – Polarization mode dispersion measurement for passive optical components Tests All test methods are in accordance with the IEC 61300 series All tests are to be carried out to validate performance over the required operating wavelength and power range As a result, single or multiple spectral bands may be chosen for the qualification in addition to threshold power Test reports Fully documented test reports and supporting evidence shall be prepared and shall be available for inspection as evidence that the tests have been carried out and complied with 5.1 Performance requirements Sample size, sequencing and grouping Sample sizes for the tests are defined in Annex A 5.2 Dimensions Dimensions shall comply with either an appropriate IEC interface standard or with those given in appropriate manufacturers’ drawings, where the IEC interface standard does not exist or cannot be used –8– 5.3 BS EN 61753-056-2:2013 61753-056-2 © IEC:2012(E) Test details and requirements Table specifies the optical environmental and mechanical performance requirements and test methods for optical fuses pertaining to this standard Compliance to this standard requires demonstration of the ability to meet the performance requirement in Table Table – Performance requirements for optical fuses (1 of 6) No Tests Insertion loss Requirements Operating wavelength range: 520 nm to1 625 nm Method: IEC 61300-3-7, test sample configuration according to Method B2.1 Insertion loss ≤ 1,5 dB Launch patchcord length: ≥ m Only the fundamental mode shall propagate at the fuse interface and at the detector Launch conditions: The wavelength of the source shall be longer than cut-off wavelength of the fibre Source power stability: Less than or equal or equal ± 0,05 dB over the measuring period or at least h Wavelength range: 520 nm to 625 nm Total uncertainty ≤ ± 0,05 dB Method: IEC 61300-3-7 measurement, Method OCWR for grades T,R, U Insertion loss is measured with input power ≤ –5 dBm Return loss below power threshold Details ≥ 35 dB Grade T ≥ 40 dB Grade R IEC 61300-3-7, measurement method OFDR for grade V ≥ 50 dB Grade U ≥ 60 dB Grade V Return loss is measured with input power ≤ –5 dBm Return loss above power threshold, after fuse response Polarization dependent loss Polarization mode dispersion Source: LD 520 nm and 625 nm Test every sample with the two wavelengths Total uncertainty ≤± dB ≥ 30 dB Method: Return loss is measured with input power ≤ –5 dBm IEC 61300-3-7, measurement method OCWR Source: LD 520 nm and 625 nm Test every sample with the two wavelengths Total uncertainty ≤ ± dB ≤0,2 dB Method: IEC 61300-3-2, all polarization methods Over the specified operating wavelength range Optical source Wavelength: 550 nm ± 10 nm The samples shall be terminated onto single-mode fibres as per IEC 60793-250, Type B 1.1, in either coated fibres (primary and secondary) or reinforced cable format Total uncertainty: ≤ ± 0,05 dB over the dynamic range to be measured ≤ 0,2 ps Method: IEC 61300-3-32, MPS method Over the specified operating wavelength range Optical source Wavelength: 550 nm ± 10 nm Total uncertainty: ≤ ± 0,05 dB over the dynamic range to be measured BS EN 61753-056-2:2013 61753-056-2 © IEC:2012(E) –9– Table (2 of 6) No Tests High optical power Below power threshold Requirements Details Method: IEC 61300-2-14 Optical source Wavelength: 550 nm ± 10 nm Test power: dB below power threshold Test temperature: 25 °C ± °C Test duration: Long-term test: 96 h at test power The fuse will block the power from power threshold to ≥ 30 dBm input power or higher value specified in Annex B Method: IEC 61300-2-14 Optical source Wavelength: 550 nm ± 10 nm Before the test the Insertion loss shall meet the requirements of test Test power: dB above power threshold Test temperature: 25 °C ± °C Test duration: Long-term test: 96 h at test power Method: See Annex D for detailed test description The fuse will not change its insertion and return loss up to power threshold Before and after the test the Insertion loss shall meet the requirements of test Before and after the test the return loss shall meet the requirements of test The insertion loss change during the test shall be within ± 0,5 dB of the initial value High optical power Above power threshold (destructive test) After and during the test the Insertion loss shall meet the requirements of test Before and after the test the return loss shall meet the requirements of test Power threshold The tolerance is ± dB from the specified optical fuse (destructive power threshold test) The fuse will meet the power threshold requirements as specified when operated at the specified temperatures The test power input is dB to dB above power threshold and the blocking attenuation is measured accordingly Samples from every batch will be destructively tested, all will comply Optical source Wavelength: 550 nm Test temperature: 10 °C ± °C 25 °C ± °C 60 °C ± °C Blocking attenuation at threshold (destructive test) >30 dB Method: See Annex D for detailed test description The test power input is to dB above power threshold and the blocking attenuation is measured accordingly The fuse will meet the requirement as specified, when operated at the specified temperatures for the specified duration Samples from every batch will be destructively tested, all will comply Optical source Wavelength: 550 nm Test duration: 96 h at test power Test temperature: 10 °C ± °C 25 °C ± °C 60 °C ± °C BS EN 61753-056-2:2013 61753-056-2 © IEC:2012(E) – 10 – Table (3 of 6) No 10 Tests Response time Requirements 30 dB; – response time: 50 dB, giving more than five orders of magnitude "protection", or blocking attenuation at threshold, being > 30 dB needed in this example The values of the insertion loss before and after activation are part of the collected results 80 70 60 IL (dB) 50 40 30 20 10 10 12 14 16 Pin (dBm) 18 20 22 IEC 2267/12 Figure D.2 – Example of power threshold and blocking attenuation at threshold measurements for sample 1280A of an optical fuse D.3 Response time measurement The response time of the optical fuse is defined as the total time where the optical fuse output power level is higher than the predetermined optical fuse power threshold by + dB Here the input pulse duration is ms long, having a rise time of ~10 µs and a steady state power of fuse power threshold + dB Figure D.3 illustrates the parameters In this case, rise time is the elapsed time for input power to reach 90 % of its steady-state value from the time it starts BS EN 61753-056-2:2013 61753-056-2 © IEC:2012(E) – 19 – Power Response time Power in Power out Power threshold +3 dB Power threshold +1 dB Power threshold Time ms input pulse time IEC 2268/12 Figure D.3 – Response time curve of an optical fuse Schematics of the test set-up and description are shown in Figure D.4: IEC 2269/12 Figure D.4 – Response time testing set-up A 550 nm wavelength laser provides the input signal, which is amplified and regenerated by the optical pulse generator unit, controlled by a designated software program Output power is measured and presented graphically using an oscilloscope Analysis of the data is carried out using standard mathematical software Since the test is carried out at three different temperatures, the minimal specified temperature, the maximal specified temperature and the average specified temperature of the optical fuse The DUT is placed in a thermal chamber having a stable temperature as required _ This page deliberately left blank NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards Institution (BSI) BSI is the national body responsible for preparing British Standards and other standards-related publications, information and services BSI is incorporated by Royal Charter British Standards and other standardization products are published by BSI Standards Limited About us Revisions We bring together business, industry, government, consumers, innovators and others to shape their combined experience and expertise into standards -based solutions Our British Standards and other publications are updated by amendment or revision The knowledge embodied in our standards has been carefully assembled in a dependable format and refined through our open consultation process Organizations of all sizes and across all sectors choose standards to help them achieve their goals Information on standards We can provide you with the knowledge that your organization needs to succeed Find out more about British Standards by visiting our website at bsigroup.com/standards or contacting our Customer Services team or Knowledge Centre Buying standards You can buy and download PDF versions of BSI publications, including British and adopted European and international standards, through our website at bsigroup.com/shop, where hard copies can also be purchased If you need international and foreign standards from other Standards Development Organizations, hard copies can be ordered from our Customer Services team Subscriptions Our range of subscription services are designed to make using standards easier for you For further information on our subscription products go to bsigroup.com/subscriptions With British Standards Online (BSOL) you’ll have instant access to over 55,000 British and adopted European and international standards from your desktop It’s available 24/7 and is refreshed daily so you’ll always be up to date You can keep in touch with standards developments and receive substantial discounts on the purchase price of standards, both in single copy and subscription format, by becoming a BSI Subscribing Member PLUS is an updating service exclusive to BSI Subscribing Members You will automatically receive the latest hard copy of your standards when they’re revised or replaced To find out more about becoming a BSI Subscribing Member and the benefits of membership, please visit bsigroup.com/shop With a Multi-User Network Licence (MUNL) you are able to host standards publications on your intranet Licences can cover as few or as many users as you wish With updates supplied as soon as they’re available, you can be sure your documentation is current For further information, email bsmusales@bsigroup.com BSI Group Headquarters 389 Chiswick High Road London W4 4AL UK We continually improve the quality of our products and services to benefit your business If you find an inaccuracy or ambiguity within a British Standard or other BSI publication please inform the Knowledge Centre Copyright All the data, software and documentation set out in all British Standards and other BSI publications are the property of and copyrighted by BSI, or some person or entity that owns copyright in the information used (such as the international standardization bodies) and has formally licensed such information to BSI for commercial publication and use Except as permitted under the Copyright, Designs and Patents Act 1988 no extract may be reproduced, stored in a retrieval system or transmitted in any form or by any means – electronic, photocopying, recording or otherwise – without prior written permission from BSI Details and advice can be obtained from the Copyright & Licensing Department Useful Contacts: Customer Services Tel: +44 845 086 9001 Email (orders): orders@bsigroup.com Email (enquiries): cservices@bsigroup.com Subscriptions Tel: +44 845 086 9001 Email: subscriptions@bsigroup.com Knowledge Centre Tel: +44 20 8996 7004 Email: knowledgecentre@bsigroup.com Copyright & Licensing Tel: +44 20 8996 7070 Email: copyright@bsigroup.com
Ngày đăng: 15/04/2023, 10:24
Xem thêm: