BS EN 60519-8-2005 Safety in electroheat installations - Part 8 Particular requirements for electroslag remelting furnaces《电热装置安全性 第8部分 电渣焊接熔炉的特殊要求》.pdf
《BS EN 60519-8-2005 Safety in electroheat installations - Part 8 Particular requirements for electroslag remelting furnaces《电热装置安全性 第8部分 电渣焊接熔炉的特殊要求》.pdf》由会员分享,可在线阅读,更多相关《BS EN 60519-8-2005 Safety in electroheat installations - Part 8 Particular requirements for electroslag remelting furnaces《电热装置安全性 第8部分 电渣焊接熔炉的特殊要求》.pdf(16页珍藏版)》请在麦多课文档分享上搜索。
1、BRITISH STANDARDBS EN 60519-8:2005Safety in electroheat installations Part 8: Particular requirements for electroslag remelting furnacesThe European Standard EN 60519-8:2005 has the status of a British StandardICS 25.180.10g49g50g3g38g50g51g60g44g49g42g3g58g44g55g43g50g56g55g3g37g54g44g3g51g40g53g48
2、g44g54g54g44g50g49g3g40g59g38g40g51g55g3g36g54g3g51g40g53g48g44g55g55g40g39g3g37g60g3g38g50g51g60g53g44g42g43g55g3g47g36g58Licensed Copy: Wang Bin, na, Tue May 09 08:15:57 BST 2006, Uncontrolled Copy, (c) BSIBS EN 60519-8:2005This British Standard was published under the authority of the Standards P
3、olicy and Strategy Committee on 23 February 2006 BSI 23 February 2006ISBN 0 580 47781 9National forewordThis British Standard is the official English language version of EN 60519-8:2005. It is identical with IEC 60519-8:2005. It supersedes BS 7699-8:1994 which will be withdrawn on 1 September 2008.T
4、he UK participation in its preparation was entrusted to Technical Committee PEL/27, Electroheating, 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 kee
5、p UK interests informed; monitor related international and European developments and promulgate them in the UK.A list of organizations represented on this committee can be obtained on request to its secretary.Cross-referencesThe British Standards which implement international or European publication
6、s referred to in this document may be found in the BSI Catalogueunder 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 p
7、rovisions of a contract. Users are responsible for its correct application.Compliance with a British Standard does not of itself confer immunity from legal obligations.Summary of pagesThis document comprises a front cover, an inside front cover, the EN title page, pages 2 to 12, an inside back cover
8、 and a back cover.The BSI copyright date displayed in this document indicates when the document was last issued.Amendments issued since publicationAmd. No. Date CommentsLicensed Copy: Wang Bin, na, Tue May 09 08:15:57 BST 2006, Uncontrolled Copy, (c) BSIEUROPEAN STANDARD EN 60519-8NORME EUROPENNE EU
9、ROPISCHE NORM October 2005 CENELECEuropean Committee for Electrotechnical Standardization Comit Europen de Normalisation Electrotechnique Europisches Komitee fr Elektrotechnische Norm ung Central Secretariat: rue de Stassart 35, B - 1050 Brussels 2005 CENELEC - All rights of exploitation in any form
10、 and by any means reserved worldwide for CENELEC members. Ref. No. EN 60519-8:2005 E ICS 25.180.10 English version Safety in electroheat installations Part 8: Particular requirem ents for electroslag rem elting furnaces (IEC 60519-8:2005)Scurit dans les installations lectrothermiques Partie 8: Exige
11、nces particulires pour fours de refusion sous laitier lectroconducteur (CEI 60519-8:2005) Sicherheit in Elektrowrmeanlagen Teil 8: Besondere Anforderungen an Elektroschlacke-Um schm elzfen (IEC 60519-8:2005) This European Standard was approved by CENELEC on 2005-09-01. CENELEC members are bound to c
12、om ply 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 may be obtained on application to the Central
13、 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 the Central Secretariat has the sam e stat
14、us 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, Netherlands, Norway, Poland, Portugal, Sl
15、ovakia, Slovenia, Spain, Sweden, Switzerland and United Kingdom. Licensed Copy: Wang Bin, na, Tue May 09 08:15:57 BST 2006, Uncontrolled Copy, (c) BSIThe text of docum ent 27/472/FDIS, future edition 2 of IEC 60519-8, prepared by IEC TC 27, Industrial electroheating equipm ent, was subm itted to the
16、 IEC-CENELEC parallel vote and was approved by CENELEC as EN 60519-8 on 2005-09-01. This part of EN 60519 is to be used in conjunction EN 60519-1:2003. The clauses of this standard supplem ent the corresponding clauses of EN 60519-1. The following dates were fixed: latest date by which the EN has to
17、 be implem ented at national level by publication of an identical national standard or by endorsem ent (dop) 2006-06-01 latest date by which the national standards conflicting with the EN have to be withdrawn (dow) 2008-09-01 Annex ZA has been added by CENELEC. _ Endorsem ent notice The text of the
18、International Standard IEC 60519-8:2005 was approved by CENELEC as a European Standard without any m odification. _ EN 60519-8:2005 2 Foreword Licensed Copy: Wang Bin, na, Tue May 09 08:15:57 BST 2006, Uncontrolled Copy, (c) BSI 3 EN 60519-8:2005CONTENTS1 Scope and object42 Normative references .43
19、Terms and definitions .44 Classification of electroheat equipment according to voltage bands .45 Classification of electroheat equipment according to frequency bands .56 General requirements .57 Isolation and switching .68 Connection to the supply network and internal connections .79 Protection agai
20、nst electric shock.710 Protection against overcurrent 711 Equipotential bonding .712 Control circuits and control functions.713 Protection against thermal influences814 Risk of fire and danger of explosion 815 Marking, labelling and technical documentation.916 Information on inspection and commissio
21、ning, and instructions for utilization and maintenance of electroheat installations10Annex A (normative) Additional requirements for the safety of non-electrical components of furnace installations 11Annex ZA (normative) Normative references to international publications with their corresponding Eur
22、opean publications12Licensed Copy: Wang Bin, na, Tue May 09 08:15:57 BST 2006, Uncontrolled Copy, (c) BSIEN 60519-8:2005 4 SAFETY IN ELECTROHEAT INSTALLATIONS Part 8: Particular requirements for electroslag remelting furnaces 1 Scope and object This part of IEC 60519 applies to electroheat installat
23、ions for remelting and, in some cases, for refining processes of metals through direct resistance heating of a conductive slag. The particular requirements for the safety of persons in or around an electroslag remelting furnace are the object of this standard. The general requirements are included i
24、n IEC 60519-1. Test methods for electroslag remelting furnaces are specified in IEC 60779. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest editio
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