IEC_62116_Ed.2.pdf

FORM CDV(IEC)2009-01-09 Registered trademark of the International Electrotechnical Commission 82/705/CDV COMMITTEE DRAFT FOR VOTE(CDV)PROJET DE COMIT POUR VOTE(CDV)Project number Numro de projet IEC 62116 Ed.2 IEC/TC or SC:CEI/CE ou SC:82 Secretariat/Secrtariat USA Submitted for parallel voting in CENELEC Soumis au vote parallle au CENELEC Date of circulation Date de diffusion 2012-03-16 Closing date for voting(Voting mandatory for P-members)Date de clture du vote(Vote obligatoire pour les membres(P)2012-08-17 Also of interest to the following committees Intresse galement les comits suivants-Supersedes document Remplace le document 82/700/RR Proposed horizontal standard Norme horizontale suggre Other TC/SCs are requested to indicate their interest,if any,in this CDV to the TC/SC secretary Les autres CE/SC sont requis dindiquer leur intrt,si ncessaire,dans ce CDV lintention du secrtaire du CE/SC 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:Procdure dessai des mesures de prvention contre llotage pour onduleurs photovoltaques interconnects au rseau public Title:Test procedure of islanding prevention measures for utility-interconnected photovoltaic inverters 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 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 62116/Ed2/CDV IEC(E)CONTENTS FOREWORD.3 INTRODUCTION.5 1 Scope and object.6 2 Normative references.6 3 Terms and definitions.6 4 Testing circuit.8 5 Testing equipment.9 5.1 Measuring instruments.9 5.2 DC power source.9 5.2.1 PV array simulator.9 5.2.2 Current and voltage limited DC power supply with series resistance.10 5.2.3 PV array.10 5.3 AC power source.11 5.4 AC loads.11 6 Test for single or multi-phase inverter.11 6.1 Test procedure.11 6.2 Pass/fail criteria.14 7 Documentation.14 Annex A(informative)Islanding as it applies to PV systems.18 Annex B(informative)Test for independent islanding detection device(relay).20 Annex C(informative)Gate blocking signal.22 Figure 1 Test circuit for islanding detection function in a power conditioner(inverter).9 Figure B.1 Test circuit for independent islanding detection device(relay).20 Table 1 Parameters to be measured in real time.8 Table 2 Specification of array simulator(test conditions).10 Table 3 PV array test conditions.10 Table 4 AC power source requirements.11 Table 5 Test conditions.12 Table 6 Load imbalance(real,reactive load)for test condition A(EUT output=100%).14 Table 7 Load imbalance(reactive load)for test condition B(EUT output=50%66%)and test condition C(EUT output=25%33%).14 Table 8 Specification of the EUT provided by manufacturer(example).15 Table 9 List of tested condition and run on time(example).16 Table 10 Specification of testing equipment(example).17 62116/Ed2/CDV IEC(E)3 INTERNATIONAL ELECTROTECHNICAL COMMISSION _ TEST PROCEDURE OF ISLANDING PREVENTION MEASURES FOR UTILITY-INTERCONNECTED PHOTOVOLTAIC INVERTERS FOREWORD 1)The International Electrotechnical Commission(IEC)is a worldwide organization for standardization comprising all national electrotechnical committees(IEC National Committees).The object of IEC is to promote international co-operation on all questions concerning standardization in the electrical and electronic fields.To this end and in addition to other activities,IEC publishes International Standards,Technical Specifications,Technical Reports,Publicly Available Specifications(PAS)and Guides(hereafter referred to as“IEC Publ