BS-EN-50018-2000.pdf
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1、BRITISH STANDARD BS EN 50018:2000 Incorporating Amendment No. 1 and Corrigendum No. 1 Electrical apparatus for potentially explosive atmospheres Flameproof enclosure d The European Standard EN 50018:2000, with the incorporation of amendment A1:2002, has the status of a British Standard ICS 29.260.20
2、 ? Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 06 07:42:32 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 50018:2000 This British Standard was published under the under the authority of the Standards Policy and Strategy Committee on 15 December 2000 BSI 20 January 2006 ISBN 0 580 36809 2 N
3、ational foreword This British Standard is the official English language version of EN 50018:2000, including amendment A1:2002. It supersedes BS EN 50018:1995, BS 5501-5:1977 and BS 5000-17:1981, which are withdrawn. The start and finish of text introduced or altered by amendment is indicated in the
4、text by tags !“. Tags indicating changes to CENELEC text carry the number of the CENELEC amendment. For example, text altered by CENELEC amendment A1 is indicated by !“. The UK participation in its preparation was entrusted by Technical Committee GEL/31, Electrical apparatus for use in explosive atm
5、ospheres, to Subcommittee GEL/31/12, Flameproof enclosures d, which has the responsibility to: aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and keep UK interests informed; monitor relat
6、ed 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 The British Standards which implement international or European publications referred to in this document m
7、ay 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 necessary provisions of a contract. Users
8、 are responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. Summary of pages This document comprises a front cover, an inside front cover, the EN title page, pages 2 to 55 and a back cover. The BSI copyright date display
9、ed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. DateComments 1421114 March 2003See national foreword 15900 Corrigendum No. 1 20 January 2006 Revision of supersession details Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 06 07:42:32
10、GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD EN 50018 November 2000 NORME EUROPENNE + A1 EUROPISCHE NORM October 2002 CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Centr
11、al Secretariat: rue de Stassart 35, B - 1050 Brussels 2000 CENELEC -All rights of exploitation in any form and by any means reserved worldwide for CENELEC members. Ref. No. EN 50018:2000 + A1:2002 E ICS 29.260.20Supersedes EN 50018:1994 English version Electrical apparatus for potentially explosive
12、atmospheres - Flameproof enclosure d (includes amendment A1:2002) Matriel lectrique pour atmosphres explosibles - Enveloppe antidflagrante d (inclut lamendement A1:2002) Elektrische Betriebsmittel fr explosiongefhrdete Bereiche - Druckfeste Kapselung d (enthlt nderung A1:2002) This European Standard
13、 was approved by CENELEC on 2000-04-01. Amendment A1 was approved by CENELEC on 2001-06-01. 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-d
14、ate 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 unde
15、r 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, Czech Republic, Denmark, Finland, France, Germany, Greece, Iceland, I
16、reland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 06 07:42:32 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 2 EN 50018:2000 Foreword This European Standard was prepared by SC 31-2, Flameproof
17、 enclosures d, of Technical Committee CENELEC TC 31, Electrical apparatus for explosive atmospheres. It consists of the text of EN 50018:1994 and three amendments (prAA, prAB and prAC) which were submitted to the Unique Acceptance Procedure and approved by CENELEC on 2000-04-01 for publication as a
18、new edition of the standard. This European Standard supersedes EN 50018:1994. This European standard was prepared under a mandate given to CENELEC by the European Commission and the European Free Trade Association and covers essential requirements of the EC Directive 94/9/EC. The following dates wer
19、e 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)2001-04-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow)2003-06-30 This European Standard is to be rea
20、d in conjunction with EN 50014:1997 - Electrical apparatus for potentially explosive atmospheres - General requirements, and with the European Standards for the specific types of protection listed in the scope of EN 50014:1997. This European Standard should not be considered with any other editions
21、of these standards and their amendments. Annexes designated “normative” are part of the body of the standard. Annexes designated “informative” are given only for information. In this standard, annexes A, B, C, D and E are normative. Foreword to amendment A1 This amendment to the European Standard EN
22、 50018:2000 was prepared by SC 31-2, Flameproof enclosures d, of Technical Committee CENELEC TC 31, Electrical apparatus for explosive atmospheres. The text of the draft was submitted to the Unique Acceptance Procedure and was approved by CENELEC as amendment A1 to EN 50018 on 2001-06-01. The follow
23、ing dates were fixed: latest date by which the amendment has to be implemented at national level by publication of an identical national standard or by endorsement (dop)2003-03-01 latest date by which the national standards conflicting with the amendment to be withdrawn (dow)2003-06-30 BSI 20 Januar
24、y 2006 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 06 07:42:32 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 3 EN 50018:2000 Contents GENERAL.4 1 Scope4 2 Normative references.4 3 Definitions5 4 Apparatus grouping and temperature classification7 SPECIFIC CONSTRUCTIONAL REQUIREMENTS7 5 Flam
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