BS-EN-61300-2-26-2007.pdf
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1、BRITISH STANDARD BS EN 61300-2-26:2007 Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 2-26: Tests Salt mist The European Standard EN 61300-2-26:2007 has the status of a British Standard ICS 33.180.20 ? Licensed Copy: London South Bank University
2、, London South Bank University, Sat Aug 18 09:43:28 GMT+00:00 2007, Uncontrolled Copy, (c) BSI BS EN 61300-2-26:2007 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 31 August 2007 BSI 2007 ISBN 978 0 580 54744 7 National foreword This British
3、 Standard is the UK implementation of EN 61300-2-26:2007. It is identical to IEC 61300-2-26:2007. It supersedes BS EN 61300-2-26:1997 which is withdrawn.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 interconn
4、ecting 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. Compliance with a Brit
5、ish Standard cannot confer immunity from legal obligations. Amendments issued since publication Amd. No. DateComments Licensed Copy: London South Bank University, London South Bank University, Sat Aug 18 09:43:28 GMT+00:00 2007, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD EN 61300-2-26 NORME EUROPE
6、NNE EUROPISCHE NORM June 2007 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 2007 CENELEC - All rights of exploitation in any f
7、orm and by any means reserved worldwide for CENELEC members. Ref. No. EN 61300-2-26:2007 E ICS 33.180.20 Supersedes EN 61300-2-26:1997 English version Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 2-26: Tests - Salt mist (IEC 61300-2-26:200
8、6) Dispositifs dinterconnexion et composants passifs fibres optiques - Mthodes fondamentales dessais et de mesures - Partie 2-26: Essais - Brouillard salin (CEI 61300-2-26:2006) Lichtwellenleiter - Verbindungselemente und passive Bauteile - Grundlegende Prf- und Messverfahren - Teil 2-26: Prfungen -
9、 Salznebel (IEC 61300-2-26:2006) This European Standard was approved by CENELEC on 2007-05-01. 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-t
10、o-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, German). A version in any other language made by translation u
11、nder 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, Bulgaria, Cyprus, the Czech Republic, Denmark, Estonia, Finland, F
12、rance, 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. Licensed Copy: London South Bank University, London South Bank University, Sat Au
13、g 18 09:43:28 GMT+00:00 2007, Uncontrolled Copy, (c) BSI Foreword The text of document 86B/2267/CDV, future edition 2 of IEC 61300-2-26, prepared by SC 86B, Fibre optic interconnecting devices and passive components, of IEC TC 86, Fibre optics, was submitted to the IEC-CENELEC parallel Unique Accept
14、ance Procedure and was approved by CENELEC as EN 61300-2-26 on 2007-05-01. EN 61300-2-26:2007 supersedes EN 61300-2-26:1997. Specific technical changes include the test conditions such as concentration, pH value and temperature of salt solution, relative humidity of air and regulations on final meas
15、urements. 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) 2008-02-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2010-05-01
16、Annex ZA has been added by CENELEC. _ Endorsement notice The text of the International Standard IEC 61300-2-26:2006 was approved by CENELEC as a European Standard without any modification. _ EN 61300-2-26:2007 2 Licensed Copy: London South Bank University, London South Bank University, Sat Aug 18 09
17、:43:28 GMT+00:00 2007, Uncontrolled Copy, (c) BSI CONTENTS 1 Scope.4 2 Normative references .4 3 General description 4 4 Apparatus.4 4.1 Chamber .4 4.2 Water 5 4.3 Atomizer5 4.4 Heater.5 4.5 Humidifier5 4.6 Salt mist5 5 Procedure 6 5.1 Preparation of specimens6 5.2 Preconditioning .6 5.3 Initial mea
18、surements .6 5.4 Conditioning6 5.5 Recovery.7 5.6 Final measurements7 6 Severity7 7 Details to be specified 7 Bibliography. 9 EN 61300-2-26:2007 3 Annex ZA (normative) Normative references to international publications with their corresponding European publications .10 Licensed Copy: London South Ba
19、nk University, London South Bank University, Sat Aug 18 09:43:28 GMT+00:00 2007, Uncontrolled Copy, (c) BSI FIBRE OPTIC INTERCONNECTING DEVICES AND PASSIVE COMPONENTS BASIC TEST AND MEASUREMENT PROCEDURES Part 2-26: Tests Salt mist 1 Scope This part of IEC 61300 provides a test to determine the corr
20、osion resistance of the metals used in the construction of a device, and to determine if dissimilar metals have been well finished to prevent corrosion. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the ed
21、ition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. IEC 60068-2-11, Environmental testing Part 2: Tests Test Ka: Salt mist IEC 61300-1, Fibre optic interconnecting devices and passive components Basic test and measurement pro
22、cedures Part 1: General and guidance IEC 61300-3-1, Fibre optic interconnecting devices and passive components Basic test and measurement procedures Part 3-1: Examinations and measurements Visual examination IEC 61300-3-3, Fibre optic interconnecting devices and passive components Basic test and mea
23、surement procedures Part 3-3: Examinations and measurements Active monitoring of changes in attenuation and in return loss 3 General description This procedure is conducted in accordance with IEC 60068-2-11, test Ka. The specimen is exposed to a salt mist environment within a test chamber maintained
24、 at a temperature of 35 C. 4 Apparatus 4.1 Chamber The chamber for this test shall be constructed of such materials that will not influence the corrosive effects of the salt mist. The detailed construction of the chamber, including the method of producing the mist, is optional, provided that: a) the
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