IEC_62271-107_Ed_2.0.pdf

17A/997/FDIS FINAL DRAFT INTERNATIONAL STANDARD PROJET FINAL DE NORME INTERNATIONALE Project number Numro de projet 62271-107 Ed 2.0 IEC/TC or SC CEI/CE ou SC SC 17A Secretariat/Secrtariat Sweden Submitted for parallel voting in CENELEC Soumis au vote parallle au CENELEC Distributed on/Diffus le 2012-03-02 Voting terminates on/Vote clos le 2012-05-04 Also of interest to the following committees Intresse galement les comits suivants SC 32A Supersedes document Remplace le document 17A/958/CDV,17A/984/RVC item 6.5 of 17A/992/RM Functions concerned Fonctions concernes Safety Scurit EMC CEM Environment Environnement Quality assurance Assurance de la qualit CE DOCUMENT EST UN PROJET DIFFUS POUR APPROBATION.IL NE PEUT TRE CIT COMME NORME INTERNATIONALE AVANT SA PUBLICATION EN TANT QUE TELLE.OUTRE LE FAIT DTRE EXAMINS POUR TABLIR SILS SONT ACCEPTABLES DES FINS INDUSTRIELLES,TECHNOLOGIQUES ET COMMERCIALES,AINSI QUE DU POINT DE VUE DES UTILISATEURS,LES PROJETS FINAUX DE NORMES INTERNATIONALES DOIVENT PARFOIS TRE EXAMINS EN VUE DE LEUR POSSIBILIT DE DEVENIR DES NORMES POUVANT SERVIR DE RFRENCE DANS LES RGLEMENTATIONS NATIONALES.LES RCIPIENDAIRES DU PRSENT DOCUMENT SONT INVITS PRSENTER,AVEC LEURS OBSERVATIONS,LA NOTIFICATION DES DROITS DE PROPRIT DONT ILS AURAIENT VENTUELLEMENT CONNAISSANCE ET FOURNIR UNE DOCUMENTATION EXPLICATIVE.THIS DOCUMENT IS A DRAFT DISTRIBUTED FOR APPROVAL.IT MAY NOT BE REFERRED TO AS AN INTERNATIONAL STANDARD UNTIL PUBLISHED AS SUCH.IN ADDITION TO THEIR EVALUATION AS BEING ACCEPTABLE FOR INDUSTRIAL,TECHNOLOGICAL,COMMERCIAL AND USER PURPOSES,FINAL DRAFT INTERNATIONAL STANDARDS MAY ON OCCASION HAVE TO BE CONSIDERED IN THE LIGHT OF THEIR POTENTIAL TO BECOME STANDARDS TO WHICH REFERENCE MAY BE MADE IN NATIONAL REGULATIONS.RECIPIENTS OF THIS DOCUMENT ARE INVITED TO SUBMIT,WITH THEIR COMMENTS,NOTIFICATION OF ANY RELEVANT PATENT RIGHTS OF WHICH THEY ARE AWARE AND TO PROVIDE SUPPORTING DOCUMENTATION.Titre Appareillage haute tension-Partie 107:Circuits-switchers fusibls pour courant alternatif de tension assigne suprieure 1 kV et jusqu 52 kV inclus Title High-voltage switchgear and controlgear-Part 107:Alternating current fused circuit-switchers for rated voltages above 1 kV up to and including 52 kV ATTENTION VOTE PARALLLE CEI CENELEC Lattention des Comits nationaux de la CEI,membres du CENELEC,est attire sur le fait que ce projet finale de Norme internationale est soumis au vote parallle.Les membres du CENELEC sont invits voter via le systme de vote en ligne du CENELEC.ATTENTION IEC CENELEC PARALLEL VOTING The attention of IEC National Committees,members of CENELEC,is drawn to the fact that this final draft International Standard(DIS)is submitted for parallel voting.The CENELEC members are invited to vote through the CENELEC online voting system.Copyright 2012 International Electrotechnical Commission,IEC.All rights reserved.It is permitted to download this electronic file,to make a copy and to print out the content for the sole purpose of preparing National Committee positions.You may not copy or mirror the file or printed version of the document,or any part of it,for any other purpose without permission in writing from IEC.2 62271-107/FDIS IEC CONTENTS FOREWORD.5 1 General.7 1.1 Scope.7 1.2 Normative references.7 2 Normal and special service conditions.8 3 Terms and definitions.8 3.1 General terms.8 3.2 Assemblies of switchgear and controlgear.8 3.3 Parts of assemblies.8 3.4 Switching devices.8 3.5 Parts of switchgear and controlgear.9 3.6 Operation.9 3.7 Characteristic quantities.10 3.101 Fuses.12 4 Ratings.12 4.1 Rated voltage(Ur).13 4.2 Rated insulation level.13 4.3 Rated frequency(fr).13 4.4 Rated normal current and temperature rise.13 4.4.1 Rated normal current(Ir).13 4.4.2 Temperature rise.13 4.4.101 Rated maximum thermal current(Ith).13 4.5 Rated short-time withstand current(Ik).13 4.6 Rated peak withstand current(Ip).13 4.7 Rated duration of short circuit(tk).14 4.8 Rated supply voltage of closing and opening devices and of auxiliary and control circuits(Ua).14 4.9 Rated supply frequency of closing and opening devices and of auxiliary circuits.14 4.10 Rated pressure of compressed gas supply for controlled pressure systems.14 4.11 Rated filling levels for insulation and/or operation.14 4.101 Rated short-circuit breaking current Isc.14 4.102 Rated transient recovery voltage.14 4.103 Rated short-circuit making current.14 4.104 Rated take-over current.15 5 Design and construction.15 5.1 Requirements for liquids in fused circuit-switchers.15 5.2 Requirements for gases in fused circuit-switchers.15 5.3 Earthing of fused circuit-switchers.15 5.4 Auxiliary and control equipment.15 5.5 Dependent power operation.16 5.6 Stored energy operation.16 5.7 Independent manual or power operation(independent unlatched operation).16 5.8 Operation of releases.16 5.9 Low-and high-pressure interlocking and monitoring devices.16 5.10 Nameplates.16 62271-107/FDIS IEC 3 5.11 Interlocking devices.17 5.12 Position indi