IEC_60364-7-707_Electrical_installations_of_buildings.pdf

IEC 3bli PT*7-707 84 E l 4844873 0035004 I Publication 364-7-707 C O M M I S S I O N E L E C T R O T E C H N I Q U E I N T E R N A T I O N A L E N O R M E D E L A C E 1 I N T E R N A T I O N A L E L E C T R O T E C H N I C A L C O M M I S S I O N I E C S T A N D A R D Publication 364-7-707 Premire dition-First edition 1984 Installations lectriques des btiments Septime partie:Rgles pour les installations et emplacements spciaux Section 707-Mise la terre des installations de matriel de traitement de linformation Electrical installations of buildings Part 7:Requirements for special installations or locations Section 707-Earthing requirements for the installation of data processing equipment O CE1 1984 Droits de reproduction rservs-Copyright-all rights reserved Bureau Central de la Commission Electrotechnique Internationale Genve,Suisse 3,rue de Varemb COPYRIGHT 2003;International Electrotechnical Commission Document provided by IHS Licensee=Qatar Petroleum/5943408104,User=,04/26/200322:55:22 MDT Questions or comments about this message:please call the DocumentPolicy Management Group at 1-800-451-1584.-,-,-IEC 3611 PT*?-707 d11 I MY8.111189L 0035005 3 M Rvision de la prsente publication Revision of this publication Le contenu technique des publications de la CE1 est constamment revu par la Commission afin dassurer quil reflte bien ltat actuel de la technique.Les renseignements relatifs ce travail de rvision,i lta-blissement des ditions rvises et aux mises jour peuvent tre obtenus auprs des Comits nationaux de Ia CE1 et en consultant les documents ci-dessous:O Bulletin de la CE1 O Annuaire de la CE1 O Catalogue des publications de la CE1 Publi annuellement Terminologie En ce qui concerne la terminologie gnrale,le lecteur se reportera la Publication 50 de la CEI:Vocabulaire Electro-technique International WEI),qui est tablie sous forme de chapitres spars traitant chacun dun sujet dfini,1Index gnral tant publi sparment,D e s dtails complets sur le VE1 peuvent tre obtenus sur demande.Les termes et dfinitions figurant dans la prsente publication ont t soit repris du VEI,soit spcifiquement approuvh aux fins de cette publication.Symboles graphiques et littraux Pour les symboles graphiques,symboles littraux et signes dusage gnral approuvs par la CEI,le lecteur consultera:-la Publication 27 de la CEI:Symboles littraux utiliser en lectrotechnique;-la Publication 617 de la CEI:Symboles graphiques pour schmas.Les symboles et signes contenus dans la prsente publica-tion ont t soit repris des Publications 27 ou 617 de la CEI,soit spcifiquement approuvs aux fins de cette publication.The technical content of IEC publications is kept under constant review by the IEC,thus ensuring that the content reflects current technology.Information on tlie work of revision,the issue of revised editions and amendment sheets may be obtained from IEC National Committees and from the following I EC sources:O IEC Bulletin O IEC Yearbook O Catalogue of IEC Publicntions Published yearly Terminology For general terminology,readers are referred to I EC Publi-cation 50:International Electroteclinical Vocnbuiary(IEV),which is issued in the form of separate chapters each dealing with a specific field,tlie General Index being published as a separate booklet.Full details of the IEV will be supplied on request.The terms and definitions contained in the present publica-tion have either been taken from the IEV or have been specifically approved for the purpose of this publication.Graphical and letter symbols For graphical symbols,and letter symbols and signs app-proved by the IEC for general use,readers are referred to:-IEC Publication 27:Letter symbols to be used in electrical technology;-IEC Publication 617:Graphical symbols for diagrams.The symbols and signs contained in the present publication have either been taken from IEC Publications 27 or 617,or liave been specifically approved for the purpose of this publi-cation.Publications de la CE1 tablies par le mme Comit dEtudes Technical Committee I E C publications prepared by the same Lattention du lecteur est attire sur la page 3 de la cou-verture,qui numre les publications de la CE1 prpares par le Comit#Etudes qui a tabli la prsente publication.The attention of readers is drawn to the inside of the back cover,wliicli lists IEC publications issued by the Technical Committee which has prepared the present publication.COPYRIGHT 2003;International Electrotechnical Commission Document provided by IHS Licensee=Qatar Petroleum/5943408104,User=,04/26/200322:55:22 MDT Questions or comments about this message:please call the DocumentPolicy Management Group at 1-800-451-1584.-,-,-C O M M I S S I O N L E C T R O T E C H N I Q U E I N T E R N A T I O N A L E N O R M E D E L A G E I I N T E R N AT1 O N A L E L E C T R OT E C H N I C A L C O M M I S S I O N I E C S T A N D A R D Publication 364-7-707 Premire dition-First edition 1984 Installations lectriques des btiments Septime partie:Rgles pour les installations et