IEC_60255-26_Ed.3.pdf

FORM CDV(IEC)2005-09-23 95/287/CDV COMMITTEE DRAFT FOR VOTE(CDV)PROJET DE COMIT POUR VOTE(CDV)Project number Numro de projet IEC 60255-26 Ed.3 IEC/TC or SC:CEI/CE ou SC:95 Secretariat/Secrtariat France Submitted for parallel voting in CENELEC Soumis au vote parallle au CENELEC Date of circulation Date de diffusion 2011-09-16 Closing date for voting(Voting mandatory for P-members)Date de clture du vote(Vote obligatoire pour les membres(P)2012-02-17 Also of interest to the following committees Intresse galement les comits suivants TC77 and subcommittees Supersedes document Remplace le document 95/276/CD and 95/286/CC 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:CEI 60255-26 Ed.3:Relais de mesure et dispositifs de protection Partie 26:Exigences de compatibilit lectromagntique Title:IEC 60255-26 Ed.3:Measuring relays and protection equipment Part26:Electromagnetic compatibility requirements 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.60255-26/CDV IEC:201X(E)3 CONTENTS 1 2 FOREWORD.5 3 INTRODUCTION.7 4 1 Scope and object.8 5 1.1 Emission.8 6 1.2 Immunity.8 7 2 Normative references.8 8 3 Terms and definitions.10 9 4 Definition of environmental levels.11 10 4.1 Zone A,severe electrical environment.11 11 4.2 Zone B,typical electrical environment.12 12 5 Emission.13 13 5.1 Emission enclosure.13 14 5.2 Emission auxiliary supply ports.13 15 6 Immunity.14 16 6.1 Immunity enclosure.14 17 6.2 Immunity auxiliary supply port.15 18 6.3 Immunity communication port.17 19 6.4 Immunity input and output ports.19 20 6.5 Immunity functional earth ports.21 21 7 Test set-up and procedures.21 22 7.1 Emission.21 23 7.1.1 Radiated emission.22 24 7.1.2 Conducted emission.22 25 7.2 Immunity.22 26 7.2.1 General test conditions.22 27 7.2.2 Electrostatic discharge.24 28 7.2.3 Radiated interference.25 29 7.2.4 Electrical fast transient.26 30 7.2.5 Surge.27 31 7.2.6 Conducted interference.28 32 7.2.7 Power frequency immunity on DC binary inputs.30 33 7.2.8 Power frequency magnetic field.30 34 7.2.9 Voltage dips and voltage interruptions on supply voltage(a.c.or d.c.).31 35 7.2.10 Voltage ripple on DC supply voltage.32 36 7.2.11 Gradual shut down/start up tests.32 37 7.2.12 Slow damped oscillatory wave.33 38 8 Criteria for acceptance.34 39 8.1 Emission.34 40 8.2 Immunity.35 41 9 Test report.36 42 Annex A(normative)Power frequency immunity tests on binary inputs.37 43 A.1 Scope and object.37 44 A.2 Test classes.37 45 A.3 Test equipment.37 46 60255-26/CDV IEC:201X(E)4 A.3.1 Test generator.37 47 A.3.2 Verification of the test generator.38 48 A.3.3 Coupling networks.38 49 A.4 Test set-up.38 50 A.4.1 Earthing connections.38 51 A.4.2 Auxiliary equipment.38 52 Annex B(informative)Background information for power frequency tests.41 53 Annex C(normative)Application of discharges for electrostatic discharge test.42 54 Annex D(informative)Emission tests on permanently connected telecommunication 55 port.43 56 57 58 60255-26/CDV IEC:201X(E)5 INTERNATIONAL ELECTROTECHNICAL COMMISSION 59 _ 60 61 MEASURING RELAYS AND PROTECTION EQUIPMENT 62 63 Part 26:Electromagnetic compatibility requirements 64 65 66 67 FOREWORD 68 1)The International Electrotechnical Commission(IEC)is a worldwide organization for standardization comprising 69 all national electrotechnical committees(IEC National Committees).The object of IEC is to promote 70 international co-operation