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1、BRITISH STANDARDBS EN61753-021-2:2008Fibre optic interconnecting devices and passive components performance standard Part 021-2: Grade C/3 single-mode fibre optic connectors for category C Controlled environmentICS 33.180.20 BS EN 61753-021-2:2008National forewordThis British Standard is the UK impl
2、ementation of EN 61753-021-2:2008. It is identical to IEC 61753-021-2:2007. It supersedes BS EN 61753-021-2:2002 which is withdrawn.The UK participation in its preparation was entrusted by Technical Committee GEL/86, Fibre optics, to Subcommittee GEL/86/2, Fibre optic interconnecting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 pas
3、sive 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.Compliance with a British Standard cannot confe
4、r immunity from legal obligations.This British Standard was published under the authorityStrategy Committee on 30 May 2008 BSI 2008ISBN 978 0 580 55481 0Amendments/corrigenda issued since publicationDateCommentsEUROPEAN STANDARDEN 61753-021-2NORME EUROPENNEEUROPISCHE NORM March 2008 ICS 33.180.20Sup
5、ersedes EN 61753-021-2:2002English versionFibre optic interconnecting devicesand passive components performance standard -Part 021-2: Grade C/3 single-mode fibre optic connectors for category C -Controlled environment(IEC 61753-021-2:2007)Norme de qualit de fonctionnement des dispositifs dinterconne
6、xionet composants passifs fibres optiques - Partie 021-2: Connecteurs fibres optiques unimodales de classe C/3pour la catgorie C - Environnement contrl (CEI 61753-021-2:2007)Lichtwellenleiter - Verbindungselemente und passive Bauteile - Betriebsverhalten -Teil 021-2: Lichtwellenleiter- Steckverbinde
7、r der Stufe C/3fr Einmodenfasern fr die Kategorie C - Kontrollierte Umgebung(IEC 61753-021-2:2007)This European Standard was approved by CENELEC on 2008-03-01. CENELEC members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standa
8、rd 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 Central Secretariat or to any CENELEC member.This European Standard exists in three official versions (English, French,
9、 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 Central Secretariat has the same status as the official versions.CENELEC members are the national electrotechnical committees of Austria, Belgium, Bulg
10、aria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland and the United Kingdom.CENELECEuropean Comm
11、ittee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische NormungCentral Secretariat: rue de Stassart 35, B - 1050 Brussels 2008 CENELEC -All rights of exploitation in any form and by any means reserved worldwide for CENELEC m
12、embers.Ref. No. EN 61753-021-2:2008 E 15 BS EN 61753-021-2:2008ForewordThe text of document 86B/2602/FDIS, future edition 2 of IEC 61753-021-2, 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 a
13、nd was approved by CENELEC as EN 61753-021-2 on 2008-03-01.This European Standard supersedes EN 61753-021-2:2002.EN 61753-021-2:2008 has been updated to reflect changes made to EN 61753-1:2007. The following dates were fixed: latest date by which the EN has to be implemented at national level by pub
14、lication of an identicalnational standard or by endorsement(dop)2008-12-01 latest date by which the national standards conflictingwith the EN have to be withdrawn(dow)2011-03-01Annex ZA has been added by CENELEC.Endorsement noticeThe text of the International Standard IEC 61753-021-2:2007 was approv
15、ed by CENELEC as a EuropeanStandard without any modification.CONTENTS1Scope . 42Normative references .43Terms and definitions . 54Tests . 65Test report. 66Reference components . 77Performance requirements .77.1Dimensions .77.2Sample size, test sequencing and grouping .77.3Endface geometry .77.4Perfo
16、rmance criteria .77.5Performance details .7Annex A (normative) Sample size, test sequencing and grouping requirements . 13Annex ZA (normative) Normative references to international publications with theircorresponding European publications . 14Figure 1 Pigtail assembly . 6Figure 2 Jumper cable assem
17、bly . 6Table 1 Performance levels .7Table 2 Performance details .8Table A.1 Sample size, test sequencing and grouping requirements . 13FIBRE OPTIC INTERCONNECTING DEVICESAND PASSIVE COMPONENTS PERFORMANCE STANDARD Part 021-2: Grade C/3 single-mode fibre optic connectors for category C Controlled env
18、ironment1ScopeThis part of IEC 61753 defines C/3 minimum initial test and measurement requirements and severities which a single-mode connector/cable assembly must satisfy in order to be categorized as meeting the IEC standard category C (controlled environment), as defined in Clause A.2 of IEC 6175
19、3-1.2Normative referencesThe following referenced documents are indispensable for the application of this document. 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 f
20、ibres Part 2-50: Product specifications Sectional specification for class B single-mode fibresIEC 61300-2-1, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 2-1: Tests Vibration (sinusoidal)IEC 61300-2-2, Fibre optic interconnecting devices and p
21、assive components Basic test and measurement procedures Part 2-2: Tests Mating durabilityIEC 61300-2-4, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 2-4: Tests Fibre/cable retentionIEC 61300-2-6, Fibre optic interconnecting devices and passive
22、 components Basic test and measurement procedures Part 2-6: Tests Tensile strength of coupling mechanismIEC 61300-2-12, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 2-12: Tests ImpactIEC 61300-2-17, Fibre optic interconnecting devices and pass
23、ive components Basic test and measurement procedures Part 2-17: Tests ColdIEC 61300-2-18, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 2-18: Tests Dry heat High temperature enduranceIEC 61300-2-19, Fibre optic interconnecting devices and passi
24、ve 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 temperatureIEC 61300-2-42, Fibre optic interconnecting devices and
25、passive components Basic test and measurement procedures Part 2-42: Tests Static side load for connectorsIEC 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 devicesIEC 61300-3-1,
26、 Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-1: Examinations and measurements Visual examinationIEC 61300-3-3, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-3: Examinations and measu
27、rements Active monitoring of changes in attenuation and return lossIEC 61300-3-4, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-4: Examinations and measurements AttenuationIEC 61300-3-6, Fibre optic interconnecting devices and passive compone
28、nts Basic test and measurement procedures Part 3-6: Examinations and measurements Return lossIEC 61300-3-28, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-28: Examinations and measurements Transient lossIEC 61300-3-34, Fibre optic interconnec
29、ting devices and passive components Basic test and measurement procedures Part 3-34: Examinations and measurements Attenuation of random mated connectorsIEC 61753-1:2007 Fibre optic interconnecting devices and passive components performance standard Part 1: General and guidance for performance stand
30、ardsIEC 61754 (all parts), Fibre optic connector interfacesIEC 61755 (all parts), Fibre optic connector optical interfacesIEC 61755-3 (all parts) Fibre optic connector optical interfaces Part 3: Optical interfaceISO 11801, Information technology Generic cabling for customer premises3Terms and defini
31、tionsFor the purposes of this document, the following definitions apply.3.1change in attenuationpeak-to-peak variation3.2samplecomplete set of connector components required to provide demountable coupling between one or more pairs of optical fibres3.3pigtail assemblytwo connector plugs mated with an
32、 adapter with unterminated leads, as shown in Figure 1.NOTE Each of the unterminated leads should be at least 3 m long so that the splices may be located outside of the environmental test chamber.AdapterConnectorIEC 1967/07Figure 1 Pigtail assembly3.4jumper cable assemblyjumper cable terminated with
33、 plugs on each end connected with adapters to two additional connector plugs with unterminated leads on either end, as shown in Figure 2. The jumper cable should be 5 m 0,5 m. Each of the unterminated leads should be long enough so that the splices may be located outside of the environmental test ch
34、amber.AdapterAdapterConnectorUnterminated leadCableUnterminated leadIEC 2315/07Figure 2 Jumper cable assembly4TestsAll test methods are in accordance with the relevant parts of IEC 61300 as defined in 7.4 and7.5.The connectors under test shall be terminated onto single-mode fibre per type B1.1 or B1
35、.3 of IEC 60793-2-50, in either secondary coated or cable format. The connector interface standard shall meet the dimensions of IEC 61754 and the connector optical interface standard shall meet the relevant requirements of IEC 61755.The optical connector requirements shall be met in order to be in a
36、ccordance with IS0 11801. Each test defines the number of samples to be evaluated. The sample set used for the firsttest is to be composed of randomly selected and previously unstressed new samples.The optical criteria for each test shall be as defined in 7.4.5Test reportFully documented test report
37、s and supporting evidence shall be prepared and available for inspection as evidence that the tests have been carried out and the results are satisfactory.6Reference componentsNo reference components are required to perform the tests in this standard.7Performance requirements7.1DimensionsDimensions
38、shall comply with the appropriate IEC interface standard as defined in IEC 61754.7.2Sample size, test sequencing and groupingFor the purposes of this standard, a sample is composed of pigtail assemblies and jumper cable assemblies (see Clause 3). The sample sizes to be used for the tests shall be as
39、 defined in Annex A. There is no defined sequence or grouping in which the tests shall be run. Samples for the first test (attenuation) are to be randomly selected and randomly mated new products. Samples for the second test (return loss) are the same plugs selected and mated for the first test. Sam
40、ples for subsequent tests may be randomly selected and randomly mated new products or the same plugs.7.3Endface geometryThe connector endface shall comply with the endface geometry requirements of the applicable IEC optical interface standard as defined in 61755-3. Compliance with the appropriate optical interfa