1、BRITISH STANDARD BS EN 61753-053-3: 2004 Fibre optic interconnecting devices and passive components performance standard Part 053-3: Continuously variable attenuators for category U Uncontrolled environment The European Standard EN 61753-053-3:2004 has the status of a British Standard ICS 33.180.20
2、BS EN 61753-053-3:2004 This British Standard was published under the authority of the Standards Policy and S t r a t e g y C o m m i t t e e o n 27 April 2004 BSI 27 April 2004 ISBN 0 580 43660 8 National foreword This British Standard is the official English language version of EN 61753-053-3:2004.
3、 It is identical with IEC 61753-053-3:2004. 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, which has the responsibility to: A list of organizations represented on
4、 this subcommittee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publications referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or b
5、y using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. 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 does not of itself confer immun
6、ity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them
7、in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 13 and a back cover. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date CommentsEURO
8、PEAN STANDARD EN 61753-053-3 NORME EUROPENNE EUROPISCHE NORM March 2004 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2004 CEN
9、ELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61753-053-3:2004 E ICS 33.180.20 English version Fibre optic interconnecting devices and passive components performance standard Part 053-3: Continuously variable attenuators for catego
10、ry U - Uncontrolled environment (IEC 61753-053-3:2004) Norme de qualit de fonctionnement des dispositifs dinterconnexion et composants passifs fibres optiques Partie 053-3: Affaiblisseurs continuellement variables pour la catgorie U - Environnement non contrl (CEI 61753-053-3:2004) Lichtwellenleiter
11、-Verbindungselemente und passive Bauteile - Betriebsverhalten Teil 053-3: Stufenlos regelbare Dmpfungsglieder fr die Kategorie U - Unkontrollierte Umgebung (IEC 61753-053-3:2004) This European Standard was approved by CENELEC on 2004-03-01. CENELEC members are bound to comply with the CEN/CENELEC In
12、ternal 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 Central Secretariat or to any CENELEC
13、 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 Central Secretariat has the same status as the official versions. CE
14、NELEC members are the national electrotechnical committees of Austria, Belgium, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden
15、, Switzerland and United Kingdom. EN 65713-50-3:30024 - 2 - Foreword The text of document 86B/1890/FDIS, future edition 1 of IEC 61753-053-3, 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
16、 was approved by CENELEC as EN 61753-053-3 on 2004-03-01. The following dates were fixed: latest date by which the EN has to be implemented at national level by publication of an identical national standard or by endorsement (dop) 2004-12-01 latest date by which the national standards conflicting wi
17、th the EN have to be withdrawn (dow) 2007-03-01 Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 61753-053-3:2004 was approved by CENELEC as a European Standard without any modification. _ EN61753:2004BSEN617530533:20044002:335035716NEPage2 EN617530
18、533:200465713-350-3 IEC:0204 3 CONTENTS OFREWODR.5 1 Scope.4 2 Normative references .4 3 Test5 4 Test report6 5 Performance requirement .6 5.1 Sample size.6 5.2 Test details and requirements6 Annex A (normative) Sample size requirements .11 4002:335035716NE 1 Page3 EN617530533:2004 Annex ZA (normati
19、ve) Normative references to international publications with their corresponding European publications . 1265713-350-3 IEC:0204 9 FIBRE OPTIC INTERCONNECTING DEVICES AND PASSIVE COMPONENTS PERFORMANCE STANDARD Part 053-3: Continuously variable attenuators for category U Uncontrolled environment 1 Sco
20、pe This part of IEC 61753 contains the minimum initial test and measurement requirements and severities which a fibre optic attenuator must satisfy in order to be categorised as meeting the requirements of single mode fibre pigtailed style continuously variable attenuator devices used in uncontrolle
21、d environments. 2 Normative references The 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 60068-
22、2-38, Environmental testing Part 2: Tests. Test Z/AD: Composite temperature/ humidity cyclic test IEC 60793-1-1, Optical fibres Part 1-1: Measurement methods and test procedures General and guidance IEC 61300-2-1, Fibre optic interconnecting devices and passive components Basic test and measurement
23、procedures Part 2-1: Tests Vibration (sinusoidal) IEC 61300-2-4, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 2-4: Tests Fibre/cable retention IEC 61300-2-5, Fibre optic interconnecting devices and passive components Basic test and measurement
24、 procedures Part 2-5: Tests Torsion/twist 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:
25、Tests Maximum input 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
26、High temperature endurance IEC 61300-2-22, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 2-22: Tests Change of temperature IEC 61300-2-27, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 2-2
27、7: Tests Dust Laminar flow 4002:335035716NE2 Page4 EN617530533:200465713-350-3 EI2:C400 11 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 61300-3-2, Fibre optic interconnecting devi
28、ces and passive components Basic test and measurement procedures Part 3-2: Examinations and measurements Polarization dependence of attenuation in a single-mode fibre optic device IEC 61300-3-5, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-5
29、: Examinations and measurements Wavelength dependence of attenuation IEC 61300-3-6, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-6: Examinations and measurements Return loss IEC 61300-3-14, Fibre optic interconnecting devices and passive com
30、ponents Basic test and measurement procedures Part 3-14: Examinations and measurements Accuracy and repeatability of the attenuation settings of a variable attenuator 3 Test All test methods are in accordance with a specific IEC 61300 standard, of which the parts applicable to this standard are ment
31、ioned in 5.2. The samples shall be terminated onto single mode fibres as per IEC 60793-1-1, Type B1.1, in either coated fibres (primary and secondary) or reinforced cable format. Each test defines the number of samples to be evaluated. The attenuation devices used for each test are intended to be pr
32、eviously unstressed new samples but may be selected from previously used samples if so desired. All tests are to be carried out to validate performance over required operating wavelength range. As a result, single or multiple spectral bands may be chosen for the qualification and in some circumstanc
33、es, differing target specifications may be assigned to each spectral band. Table 1 is intended to provide guidance on the wavelength range of the various spectral bands. It is not intended for specification. Values of operation wavelength used in performance verification shall be specified between t
34、he customer and supplier or shall be as defined in the manufacturers specification. 4002:335035716NE3 Page5 EN617530533:200465713-350-3 EI2:C400 31 Table 1 Single-mode spectral bands Band Descriptor Range nm O-band Original 1 260 to 1 360 E-band Extended 1 360 to 1 460 S-band Short wavelength 1 460
35、to 1 530 C-band Conventional 1 530 to 1 565 L-band Long wavelength 1 565 to 1 625 U-band Ultra-long wavelength 1 625 to 1 675 4 Test report Fully documented test reports and supporting evidence shall be prepared and be available for inspection as evidence that the tests have been carried out and com
36、plied with. 5 Performance requirement 5.1 Sample size The sample size to be used for the tests shall be as defined in Annex A. 5.2 Test details and requirements No Tests Requirement Details 1 Minimum attenuation IEC 61300-3-5 1,5 dB Launch fibre length: 1,5 m. Launch conditions: the wavelength of th
37、e source shall be longer than cut-off wavelength of the fibre. Source: the stability at the operating wavelength shall be better than 0,05 dB over the measuring period of at least within 1 h. Wavelength band:1 260 nm 1 360 nm and/or 1 480 nm 1580 nm. Detector system: linearity within 0,05 dB. Spectr
38、al response matched to source. 2 Variable attenuation range IEC 61300-3-5 20 dB Launch fibre length: 1,5 m. Launch conditions: the wavelength of the source shall be longer than cut-off wavelength of the fibre. Source: the stability at the operating wavelength shall be better than 0,05 dB over the me
39、asuring period of at least within 1 h. Wavelength band:1 260 nm 1 360 nm and/or 1 480 nm 1 580 nm. Detector system: linearity within 0,05 dB. Spectral response matched to source. Dynamic range within the attenuation values to be measured. 4002:335035716NE4 Page6 EN617530533:200465713-350-3 EI2:C400
40、51 No Tests Requirement Details 3 Accuracy of the setting attenuation value (if applicable) IEC 61300-3-14 15 % of set value (in dB) Launch fibre length: 1,5 m. Launch conditions: the wavelength of the source shall be longer than cut-off wavelength of the fibre. Source: the stability at the operatin
41、g wavelength shall be better than 0,05 dB over the measuring period of at least within 1 h. Wavelength band: 1 260 nm 1 360 nm and/or 1 480 nm 1 580 nm. Detector system: linearity within 0,05 dB. Spectral response matched to source. 4 Repeatability of the setting attenuation value (if applicable) IE
42、C 61300-3-14 5 % dB Launch fibre length: 1,5 m. Launch conditions: the wavelength of the source shall be longer than cut-off wavelength of the fibre. Source: the stability at the operating wavelength shall be better than 0,05 dB over the measuring period of at least within 1 h. Wavelength band; 1 26
43、0 nm 1 360 nm and/or 1 480 nm 1 580 nm Detector system; linearity within 0,05 dB. Spectral response matched to source. 5 Return loss IEC 61300-3-6 Class T: 35 dB Class U: 50 dB Class V: 60 dB Method 1 and 2. OTDR source central wavelength:1 310 nm 30 nm, 1 550 nm 30 nm. OTDR source spectral width (F
44、WHM): 20 nm. OTDR pulse duration: 500 ns. Any port not under test shall be optically terminated to avoid unwanted reflections contributing to the measurement. 6 Polarization sensitivity IEC 61300-3-2 0,2 dB Option 1, Method A. Source: LD DFB 1 310 nm 30 nm, 1 550 nm 30 nm; Other details: same as in
45、test No. 1. The allowable loss combination applies to all combination of input and output ports. 4002:335035716NE5 Page7 EN617530533:200465713-350-3 EI2:C400 71 No Tests Requirement Details 7C o l d IEC 61300-2-17 Before the test the attenuation shall be set at the maximum attenuation value. During
46、the test the attenuation value shall be measured at a maximum interval of 1 h. During the test the minimum attenuation limits of test No. 1 shall be met. During the test the return loss limits of test No. 5 shall be met. Temperature: 25 C. Exposure duration: 96 h. Preconditioning procedure: standard
47、 atmospheric condition for 2 h. Recovery procedure: allow specimen to return to 20 C in period not exceeding 2 h. 8 High temperature endurance (Dry heat) IEC 61300-2-18 Before the test the attenuation shall be set at the maximum attenuation value. During the test the attenuation value shall be measu
48、red at maximum interval of 1 h during the first 16 h, and thereafter at a maximum interval of 24 h until completion of the test. During the test the attenuation limits of test No. 1 shall be met. During and on completion of the test the attenuation shall be within 0,5 dB with respect to the initial value at ambient conditions. During the test the return loss limits of test No. 5 shall be met. Temperature: +70 C. Exposure duration: 96 h. Preconditioning procedure: standard atmospheric condition for 2 h. Recovery procedure: allow specimen
