IEC_TS_63053-2017.pdf

IEC TS 63053 Edition 1.0 2017-06 TECHNICA L SPECIFICA TION General requirements for residual current operated protectiv e dev ices for DC systems IEC TS 63053:2017-06(en)THIS PUBLICA TION IS COPYRIGHT PROTECTED Copyright 2017 IEC,Geneva,Switzerland All rights reserved.Unless otherwise specified,no par t of this publication may be reproduced or utilized in any for m or by any means,electronic or mechanical,including photocopying and microfilm,without per mission in writing fr om either IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional r ights to this publication,please contact the address below or your local IEC member National Committee for further infor mation.IEC Centr al Office Tel.:+41 22 919 02 11 3,rue de Varemb Fax:+41 22 919 03 00 CH-1211 Geneva 20 infoiec.ch Switzerland www.iec.ch About t he IEC The International Electr otechnical Commission(IEC)is the leading global organization that prepar es and publishes Inter national Standards for all electr ical,electronic and related technologies.A bout IEC publications The technical content of IEC publications is kept under constant review by the IEC.Please make sur e that you have the latest edition,a cor rigenda or an amendment might have been published.IEC Cat alogue-webstore.iec.ch/cat alogue The stand-alone application for consulting the entire bibliographical information on IEC International Standards,Technical Specifications,Technical R eports and other documents.A v ailable for PC,Mac OS,A ndroid Tablets and iPad.IEC publications search-w w w.iec.ch/searchpub The adv anced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gives information on projec ts,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.A v ailable online and also once a month by email.Elect ropedia-w w w.elect ropedia.org The worlds leading online dic tionary of elec tronic and electrical terms containing 20 000 terms and definitions in English and French,with equiv alent terms in 16 additional languages.A lso known as the International Electrotechnical Vocabulary (IEV)online.IEC Glossar y-st d.iec.ch/glossary 65 000 elec trotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries hav e been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC Customer Service Cent re-webstore.iec.ch/csc If y ou wish to giv e us y our feedback on this publication or need further assistance,please contact the Customer Serv ice Centre:csciec.ch.IEC TS 63053 Edit ion 1.0 2017-06 TECHNICA L SPECIFICA TION General requirements for residual current operated protectiv e dev ices for DC systems INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 29.120.50 ISBN 978-2-8322-4526-2 R egist er ed tr ademar k of t he Int er national Electr ot echnical Commission W arning!Make sure that y ou obtained this publication from an authorized distributor.2 IEC TS 63053:2017 IEC 2017 CONTENTS FOREWORD.5 INTRODUCTION.7 1 Scope.8 2 Normative references.9 3 Terms and definitions.10 4 Classification.11 4.1 According to the type of installation.11 4.2 According to the possibility of adjusting the residual operating current.11 4.3 According to time-delay(in presence of a residual current).11 4.4 According to the protection against external influences.12 4.5 According to the method of mounting.12 4.6 According to the method of connection.12 4.7 According to the type of terminals.12 4.8 According to the number of poles and current paths.12 4.9 According to the instantaneous tripping current.13 4.10 According to the It characteristics.13 4.11 According to overcurrent protection.13 4.12 According to the method of construction.13 4.13 According to the range of ambient air temperature.13 4.14 According to the time constant.13 4.15 According to the current direction through the poles.13 5 Characteristics of residual current devices.14 5.1 Summary of characteristics.14 5.2 Rated quantities and other characteristics.14 5.2.1 Rated voltages.14 5.2.2 Rated direct current(In).14 5.2.3 Rated making and breaking capacity(Im).14 5.2.4 Rated residual operating direct current(In).15 5.2.5 Rated residual non-operating direct current(Ino).15 5.2.6 Rated residual direct making and breaking capacity(Im).15 5.2.7 Rated conditional direct short-circuit current(Inc).15 5.2.8 Rated conditional residual direct short-circuit current(Ic).15 5.2.9 Time-delay DC-RCD.15 5.2.10 Operating characteristics.15 5.3 Standard and preferred values.15 5.3.1 Preferred values of rated operational voltage(Ue).15 5.3.2 Preferred values of rated current(In).16 5.3.3 Standard values of rated residual operating direct current(In).16 5.3.4 Standard value of residual n