IEC_62271-105_Ed_2.0.pdf

FORM CDV(IEC)2005-09-23 17A/957/CDVCOMMITTEE DRAFT FOR VOTE(CDV)PROJET DE COMIT POUR VOTE(CDV)Project number 62271-105 Ed 2.0 Numro de projet IEC/TC or SC:SC 17A CEI/CE ou SC:Secretariat/Secrtariat Sweden Submitted for parallel voting in CENELEC Soumis au vote parallle au CENELEC Date of circulation Date de diffusion 2011-02-18 Closing date for voting(Voting mandatory for P-members)Date de clture du vote(Vote obligatoire pour les membres(P)2011-07-22 Also of interest to the following committees Intresse galement les comits suivants SC 32A Supersedes document Remplace le document 17A/912/CD,17A/934/CC and item 7.4 of 17A/945/RM Functions concerned Fonctions concernes Safety Scurit EMC CEM Environment Environnement Quality assurance Assurance qualit CE DOCUMENT EST TOUJOURS LTUDE ET SUSCEPTIBLE DE MODIFICATION.IL NE PEUT SERVIR DE RFRENCE.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 STILL UNDER STUDY AND SUBJECT TO CHANGE.IT SHOULD NOT BE USED FOR REFERENCE PURPOSES.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 105:Combins interrupteurs-fusibles pour courant alternatif de tensions assignes suprieures 1 kV et jusqu 52 kV inclus Title:High-voltage switchgear and controlgear-Part 105:Alternating current switch-fuse combinations for rated voltages above 1kV up to and including 52 kV Note dintroduction Introductory note ATTENTION VOTE PARALLLE CEI CENELEC Lattention des Comits nationaux de la CEI,membres du CENELEC,est attire sur le fait que ce projet de comit pour vote(CDV)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 Committee Draft for Vote(CDV)for an International Standard is submitted for parallel voting.The CENELEC members are invited to vote through the CENELEC online voting system.Copyright 2011 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.62271-105 IEC:2011 2 17A/957/CDV CONTENTS FOREWORD.61General.81.1Scope.81.2Normative references.92Normal and special service conditions.93Definitions.93.1General terms.93.2Assemblies.93.3Parts of assemblies.93.4Switching devices.93.5Parts of switching devices.103.6Operation.103.7Characteristic quantities.113.8Fuses.144Ratings.154.1Rated voltage(Ur).154.2Rated insulation level.164.3Rated frequency(fr).164.4Rated normal current and temperature rise.164.4.1Rated normal current(Ir).164.4.2Temperature rise.164.5Rated short-time withstand current(Ik).164.6Rated peak withstand current(Ip).164.7Rated duration of short-circuit(tk).164.8Rated supply voltage of closing and opening devices and auxiliary circuits(Ua).164.9Rated supply frequency of closing and opening devices and of auxiliary circuits.164.10Rated pressure of compressed gas supply for operation.164.101Rated short-circuit breaking current.164.102Rated transient recovery voltage.174.103Rated short-circuit making current.174.104Rated transfer current(striker operation)(Irtransfer).174.105Rated take-over current for release-operated combinations(Ito).175Design and construction.175.1Requirements for liquids in switch-fuse combinations.175.2Requirements for gases in switch-fuse combinations.175.3Earthing of switch-fuse combinations.175.4Auxiliary and control equipment.175.5Dependent power operation.175.6Stored energy operation.185.7Independent manual or power operation(independent unlatched operation).185.8Operation of releases.185.9Low-and high-pressure interlocking and monitoring devices.185.10Nameplates.1862271-105 IEC:2011 3 17A/957/CDV 5.11Interlocking devices.195.12Position indication.195.13Degrees of protection provided by enclosures.195.14Creepage distances for outdoor insulators.195.15Gas and vacuum tightness.205.16Liquid tightness.205.17Fire hazard(flammability).205.18Electromagnetic compatibility(EMC).205.19X-ray emission.205.20Corrosion.205.101Linkages between the fuse striker(s)and the switch release.205.102Low over-current conditions(long fuse-pre-arcing time conditions).206Type tests.216.1General.216.1.1Grouping of the tests.216.1.2Information for identification of specimens.216.1.3Information to be included in the type-test reports.226.2Dielectric tests.226.3Radio interference voltage(r.i.v.)tests.226.4Measurement of the resistance