BS-EN-61300-3-3-1997 IEC-61300-3-3-1997.pdf
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1、BRITISH STANDARD BS EN 61300-3-3:1997 IEC 61300-3-3: 1997 Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3: Examinations and measurements Section 3: Monitoring change in attenuation and in return loss (multi paths) The European Standard EN 61300
2、-3-3:1997 has the status of a British Standard ICS 33.180.20 Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:51:58 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 61300-3-3:1997 This British Standard, having been prepared under the direction of the Electrotechnical Sector Board, was publi
3、shed under the authority of the Standards Board and comes into effect on 15 July 1997 BSI 09-1999 ISBN 0 580 27599 X National foreword This British Standard is the English language version of EN 61300-3-3:1997. It is identical with IEC 61300-3-3:1997. The UK participation in its preparation was entr
4、usted by Technical Committee EPL/86, Fibre optics, to Subcommittee EPL/86/2, Interconnecting devices and passive components, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or prop
5、osals for change, and keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references Attention is drawn to the fact that Anne
6、x ZA lists normative references to international publications with their corresponding European publications. The British Standards which implement these international or European publications may be found in the BSI Standards Catalogue under the section entitled “International Standards Corresponde
7、nce Index”, or using the “Find” facility of the BSI Standards Electronic Catalogue. A British Standard does not purport to include all the necessary provisions of a contract. Users of British Standards are responsible for their correct application. Compliance with a British Standard does not of itse
8、lf confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, pages i and ii, the EN title page, pages 2 to 10, an inside back cover and a back cover. This standard has been updated (see copyright date) and may have had amendments incorpora
9、ted. This will be indicated in the amendment table on the inside front cover. Amendments issued since publication Amd. No.DateComments Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:51:58 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 61300-3-3:1997 BSI 09-1999i Contents Page National f
10、orewordInside front cover Foreword2 Text of EN 61300-3-33 Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:51:58 GMT+00:00 2006, Uncontrolled Copy, (c) BSI ii blank Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:51:58 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD N
11、ORME EUROPENNE EUROPISCHE NORM EN 61300-3-3 April 1997 ICS 33.180.20 English version Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-3: Examinations and measurements Monitoring change in attenuation and in return loss (multiple paths) (IEC 6130
12、0-3-3:1997) Dispositifs dinterconnexion et composants passifs fibres optiques Mthodes fondamentales dessais et de mesures Partie 3-3: Examens et mesures Contrle de la variation de laffaiblissement et de la puissance rflchie (voies multiples) (CEI 61300-3-3:1997) Lichtwellenleiter Verbindungselemente
13、 und passive Bauteile Grundlegende Prf- und Meverfahren Teil 3-3: Untersuchungen und Messungen Aufzeichnung der nderung von Dmpfung und Rckfludmpfung (Mehrkanal-Verfahren) (IEC 61300-3-3:1997) This European Standard was approved by CENELEC on 1997-03-11. CENELEC members are bound to comply with the
14、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 Central Secretariat or
15、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 Central Secretariat has the same status as the officia
16、l versions. CENELEC members are the national electrotechnical committees of Austria, Belgium, Denmark, Finland, France, Germany, Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical
17、Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretariat: rue de Stassart 35, B-1050 Brussels 1997 CENELEC All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 61300-3-3
18、:1997 E Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:51:58 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 61300-3-3:1997 BSI 09-1999 2 Foreword The text of document 86B/852/FDIS, future edition 1 of IEC 61300-3-3, prepared by SC 86B, Fibre optic interconnecting devices and passive compon
19、ents, of IEC TC 86, Fibre optics, was submitted to the IEC-CENELEC parallel vote and was approved by CENELEC as EN 61300-3-3 on 1997-03-11. The following dates were fixed: Annexes designated “normative” are part of the body of the standard. In this standard, Annex ZA is normative. Annex ZA has been
20、added by CENELEC. Endorsement notice The text of the International Standard IEC 61300-3-3:1997 was approved by CENELEC as a European Standard without any modification. Contents Page Foreword2 1General3 1.1Scope and object3 1.2Normative reference3 2General description3 3Apparatus3 3.1Methods 1 and 23
21、 3.2Methods 3 and 45 4Procedure7 4.1Method 17 4.2Method 27 4.3Method 38 4.4Method 410 5Details to be specified10 5.1Methods 1 and 210 5.2Methods 3 and 410 Annex ZA (normative) Normative references to international publications with their corresponding European publicationsInside back cover Figure 1
22、Method 1 apparatus4 Figure 2 Method 2 apparatus for monitoring attenuation and return loss by optical power monitoring5 Figure 3 Apparatus for monitoring attenuation and return loss by use of an OTDR method 3 (bidirectional)6 Figure 4 Apparatus for monitoring changes in attenuation and return loss b
23、y use of an OTDR method 4 (unidirectional)6 Figure 5 Cutback measurement location (transmission)8 Figure 6 OTDR response to a DUT9 Figure 7 Cutback measurement location (OTDR)9 latest date by which the EN has to be implemented at national level by publication of an identical national standard or by
24、endorsement(dop) 1997-12-01 latest date by which the national standards conflicting with the EN have to be withdrawn(dow) 1997-12-01 Licensed Copy: sheffieldun sheffieldun, na, Sat Nov 11 09:51:58 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 61300-3-3:1997 BSI 09-19993 1 General 1.1 Scope and objec
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