BS-EN-50019-2000.pdf
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1、BRITISH STANDARD BS EN 50019:2000 Incorporating Corrigenda Nos. 1 and 2 Electrical apparatus for potentially explosive atmospheres Increased safety “e” The European Standard EN 50019:2000 has the status of a British Standard ICS 29.260.20 ? Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 06 07:4
2、2:32 GMT+00:00 2006, Uncontrolled Copy, (c) BSI BS EN 50019:2000 This British Standard, having been prepared under the direction of the Electrotechnical Sector Committee, was published under the authority of the Standards Committee and comes into effect on 15 September 2000 BSI 13 March 2006 ISBN 0
3、580 36515 8 National foreword This British Standard is the official English language version of EN 50019:2000, including Corrigendum April 2003. It supersedes BS EN 50019:1994, BS 5501-6:1977 and BS 5000-15:1980, which are withdrawn. The UK participation in its preparation was entrusted by Technical
4、 Committee GEL/31, Electrical apparatus for use in explosive atmospheres, to Subcommittee GEL/31/14, Increased safety “e”, which has the responsibility to: A list of organizations represented on this subcommittee can be obtained on request to its secretary. Cross-references The British Standards whi
5、ch 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 by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publica
6、tion 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 immunity from legal obligations. aid enquirers to understand the text; present to the responsible European comm
7、ittee any enquiries on the interpretation, or proposals for change, and keep the 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
8、52, an inside back cover 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. DateComments 14497 Corrigendum No. 1 28 July 2003Corrections to EN foreword, Figure 2, Example 5, Figure 2, Example
9、 7, 5.1.3, Table 5, 6.4.2, 6.6.1.2, 6.8.2, 7.2 and D.2.2 15986 Corrigendum No. 2 March 2006Amendment to supersession details Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 06 07:42:32 GMT+00:00 2006, Uncontrolled Copy, (c) BSI EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 50019 July 2000
10、 ICS 29.260.20 Incorporating corrigendum April 2003 Supersedes EN 50019:1994 To be read in conjunction with EN 50014:1997 English version Electrical apparatus for potentially explosive atmospheres Increased safety e Matriel lectrique pour atmosphres explosibles Scurit augmente e Elektrische Betriebs
11、mittel fr explosionsgefhrdete Bereiche Erhhte Sicherheit e This European Standard was approved by CENELEC on 2000-01-01. 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 wi
12、thout 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 member. This European Standard exists in three official versions (English, French, German). A version in any other lang
13、uage 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. CENELEC members are the national standards bodies of Austria, Belgium, Czech Republic, Denmark, Finland, France, Germany,
14、Greece, Iceland, Ireland, Italy, Luxembourg, Netherlands, Norway, Portugal, Spain, Sweden, Switzerland and United Kingdom. CENELEC European Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Normung Central Secretar
15、iat: 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 50019:2000 E Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 06 07:42:32 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 2 EN 50019:
16、2000 Contents 1 Scope5 2 Normative references5 3 Definitions .7 4 Constructional requirements for all electrical apparatus.11 5 Supplementary constructional requirements for specific electrical apparatus21 6 Type verifications and type tests.34 7 Routine verifications and routine tests41 8 Marking .
17、41 Annexes A (informative) Cage motors - Thermal protection in service .43 B (normative) Lampholders and lamp caps for luminaires designed for mains supply 44 C (informative) Combinations of terminals and conductors for general purpose connection and junction boxes.46 D (informative) Additional elec
18、trical protection for resistance heating devices.47 E (normative) Cage motors - Methods of test and of calculation48 F (normative) Type tests for specific forms of resistance heating device and/or resistance heating unit.50 Tables 1 - Creepage distances and clearances12 2 - Tracking resistance of in
19、sulating materials13 3 - Limiting temperatures for insulated windings.19 4 - Minimum distance between lamp and protective cover.24 5 - Resistance to the effect of short-circuit currents25 6 - Primary cells.26 7 - Secondary cells27 8 - Insertion torque and minimum removal torque 35 B.1 - Creepage dis
20、tances and clearances for screw lamp caps.44 E.1 - Time delay after switching off power for the determination of temperature rise in rated service.48 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 06 07:42:32 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 3 EN 50019:2000 Figures 1 - Typical pa
21、rts of a secondary cell10 2 - Determination of creepage distances and clearances. 14-17 3 - Diagram illustrating the determination of time tE19 4 - Minimum values of the time tE of the motors in relation to the starting current ratio IA/IN23 5 - Vibration test for luminaires with bi-pin lamp caps/la
22、mpholders36 F.1 - Low temperature bend test apparatus52 Licensed Copy: sheffieldun sheffieldun, na, Mon Nov 06 07:42:32 GMT+00:00 2006, Uncontrolled Copy, (c) BSI Page 4 EN 50019:2000 Foreword This European Standard was prepared by the Technical Committee CENELEC SC 31-4, Electrical apparatus for ex
23、plosive atmospheres: Increased safety e The text of the draft was submitted to the Unique Acceptance Procedure and was approved by CENELEC as EN 50019 on 2000-01-01. This European Standard supersedes EN 50019:1994 and its corrigendum April 1994. The following dates were fixed: latest date by which t
24、he 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 Annexes designated “normative“ are part of the body of the stand
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