BS-EN-60998-2-4-2005.pdf
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1、BRITISH STANDARD BS EN 60998-2-4:2005 Connecting devices for low voltage circuits for household and similar purposes Part 2-4: Particular requirements for twist-on connecting devices The European Standard EN 60998-2-4:2005 has the status of a British Standard ICS 29.120.20 ? Licensed Copy: sheffield
2、un sheffieldun, na, Fri Nov 10 10:21:12 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 60998-2-4:2005 This British Standard was published under the authority of the Standards Policy and Strategy Committee on 9 November 2005 BSI 9 November 2005 ISBN 0 580 46490 3 National foreword This British Stan
3、dard is the official English language version of EN 60998-2-4:2005. It was derived by CENELEC from IEC 60998-2-4:2004. It supersedes BS EN 60998-2-4:1993 which will be withdrawn on 1 March 2008. The CENELEC common modifications have been implemented at the appropriate places in the text. The start a
4、nd finish of each common modification is indicated in the text by tags . Where a common modification has been introduced by amendment, the tags carry the number of the amendment. For example, the common modifications introduced by CENELEC amendment A11 are indicated by . The UK participation in its
5、preparation was entrusted to Technical Committee PEL/23/2, Connecting devices, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international or European publicat
6、ions referred to in this document may be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necess
7、ary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interp
8、retation, or proposals for change, and keep UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 22, an inside back cover and a back c
9、over. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 10 10:21:12 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD EN 60998-2-4 N
10、ORME EUROPENNE EUROPISCHE NORM April 2005 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 ICS 29.120.20 Supersedes EN 60998-2-4:
11、1993 English version Connecting devices for low voltage circuits for household and similar purposes Part 2-4: Particular requirements for twist-on connecting devices (IEC 60998-2-4:2004, modified) Dispositifs de connexion pour circuits basse tension pour usage domestique et analogue Partie 2-4: Rgle
12、s particulires pour dispositifs de connexion par pissure (CEI 60998-2-4:2004, modifie) Verbindungsmaterial fr Niederspannungs-Stromkreise fr Haushalt und hnliche Zwecke Teil 2-4: Besondere Anforderungen an Drehklemmen (IEC 60998-2-4:2004, modifiziert) This European Standard was approved by CENELEC o
13、n 2005-03-01. 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-to-date lists and bibliographical references concerning such national standards ma
14、y 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 under the responsibility of a CENELEC member into its own language and notified to
15、 the Central Secretariat has the same status as the official versions. CENELEC 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,
16、 Netherlands, Norway, Poland, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. 2005 CENELEC - All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 60998-2-4:2005 E Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 1
17、0 10:21:12 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EN 60998-2-4:2005 - 2 - Foreword The text of the International Standard IEC 60998-2-4:2004, prepared by SC 23F, Connecting devices, of IEC TC 23, Electrical accessories, together with common modifications prepared by the CENELEC Reporting Secreta
18、riat SR 23F, was submitted to the formal vote and was approved by CENELEC as EN 60998-2-4 on 2005-03-01. This European Standard supersedes EN 60998-2-4:1993. It introduces an additional explanation for the temperature cycling test. The following dates were fixed: latest date by which the EN has to b
19、e implemented at national level by publication of an identical national standard or by endorsement (dop) 2006-03-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2008-03-01 This Part 2-4 is intended to be used in conjunction with EN 60998-1:2004. It s
20、upplements or modifies the corresponding clauses of EN 60998-1 so as to convert it into the European Standard: Particular requirements for twist-on connecting devices. Where a particular subclause of Part 1 is not mentioned in this Part 2-4, that subclause applies as far as is reasonable. Where this
21、 Part 2-4 states “addition“, “modification“ or “replacement“, the relevant text of Part 1 is to be adapted accordingly. In this standard a) the following print types are used: - requirements proper: in roman type, - test specifications: in italic type, - explanatory matter: in smaller roman type; b)
22、 the following numbering system is used: - subclauses and figures which are additional to those in Part 1 are numbered starting from 101, - additional annexes are lettered AA, BB, etc., - annexes and notes which are additional to those in IEC 60998-2-4 are prefixed with the letter “Z“. _ Endorsement
23、 notice The text of the International Standard IEC 60998-2-4:2004 was approved by CENELEC as a European Standard with agreed common modifications. _ Licensed Copy: sheffieldun sheffieldun, na, Fri Nov 10 10:21:12 GMT+00:00 2006, Uncontrolled Copy, (c) BSI 3 EN 60998-2-4:2005 CONTENTS 1 Scope 4 2 Nor
24、mative references .4 3 Terms and definitions .4 4 General5 5 General notes on tests5 6 Main characteristics6 7 Classification6 8 Marking6 9 Protection against electric shock.7 10 Connection of conductors .7 11 Construction.8 12 Resistance to ageing, to humid conditions, to ingress of solid foreign o
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