IEC_61811-51-2002.pdf

INTERNATIONALSTANDARDIEC61811-51QC 160501Second edition2002-03Electromechanical all-or-nothing relays Part 51:Blank detail specification Electromechanical all-or-nothing telecomrelays of assessed quality Non-standardized types and constructionRelais lectromcaniques de tout-ou-rien Partie 51:Spcification particulire cadre Relais lectromcaniques de tout-ou-rien tlcomsoumis au rgime dassurance de la qualit Types et construction non normalissReference numberIEC 61811-51:2002(E)LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.Publication numberingAs from 1 January 1997 all IEC publications are issued with a designation in the60000 series.For example,IEC 34-1 is now referred to as IEC 60034-1.Consolidated editionsThe IEC is now publishing consolidated versions of its publications.For example,edition numbers 1.0,1.1 and 1.2 refer,respectively,to the base publication,thebase publication incorporating amendment 1 and the base publication incorporatingamendments 1 and 2.Further information on IEC publicationsThe technical content of IEC publications is kept under constant review by the IEC,thus ensuring that the content reflects current technology.Information relating tothis publication,including its validity,is available in the IEC Catalogue ofpublications(see below)in addition to new editions,amendments and corrigenda.Information on the subjects under consideration and work in progress undertakenby the technical committee which has prepared this publication,as well as the listof publications issued,is also available from the following:IEC Web Site(www.iec.ch)Catalogue of IEC publicationsThe on-line catalogue on the IEC web site(www.iec.ch/catlg-e.htm)enablesyou to search by a variety of criteria including text searches,technicalcommittees and date of publication.On-line information is also available onrecently issued publications,withdrawn and replaced publications,as well ascorrigenda.IEC Just PublishedThis summary of recently issued publications(www.iec.ch/JP.htm)is alsoavailable by email.Please contact the Customer Service Centre(see below)forfurther information.Customer Service CentreIf you have any questions regarding this publication or need further assistance,please contact the Customer Service Centre:Email:custserviec.chTel:+41 22 919 02 11Fax:+41 22 919 03 00LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.INTERNATIONALSTANDARDIEC61811-51QC 160501Second edition2002-03Electromechanical all-or-nothing relays Part 51:Blank detail specification Electromechanical all-or-nothing telecomrelays of assessed quality Non-standardized types and constructionRelais lectromcaniques de tout-ou-rien Partie 51:Spcification particulire cadre Relais lectromcaniques de tout-ou-rien tlcomsoumis au rgime dassurance de la qualit Types et construction non normaliss IEC 2002 Copyright-all rights reservedNo part of this publication may be reproduced or utilized in any form or by any means,electronic ormechanical,including photocopying and microfilm,without permission in writing from the publisher.International Electrotechnical Commission,3,rue de Varemb,PO Box 131,CH-1211 Geneva 20,SwitzerlandTelephone:+41 22 919 02 11 Telefax:+41 22 919 03 00 E-mail:inmailiec.ch Web:www.iec.chTFor price,see current cataloguePRICE CODECommission Electrotechnique InternationaleInternational Electrotechnical Commission LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 61811-51 IEC:2002(E)CONTENTSFOREWORD.31General.51.1Scope.51.2Normative references.51.3Front page of the detail specification.62Characteristic values of the relay.72.1General data.72.2Construction of IECQ type designation(ordering information).82.3Coil data.82.4Contact data.92.4.1Electrical endurance and switching frequency.92.4.2Static contact-circuit resistance.92.4.3Mechanical endurance.92.4.4Timing(without suppression device).92.5Mounting.92.6Environmental data.102.7Package of relays for automatic handling(if applicable).103Qualification approval procedures.104Quality conformance inspection.104.1Formation of inspection lots.114.2Intervals between tests.115Marking and documentation.115.1Marking of the relay.115.2Marking of the package.115.3Documentation.116Annexes.117Tests.127.1Standard conditions for testing.127.2Mounting of test specimens during the test.127.3General conditions for testing.128Ordering information.129Relay reliability failure rate data(optional).12LICENSED TO MECON Limited.-RANCHI/BANGALOREFOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.61811-51 IEC:2002(E)3 INTERNATIONAL ELECTROTECHNICAL COMMISSION_ELECTROMECHANICAL ALL-OR-NOTHING RELAYS Part 51:Blank detail specification Electromechanical all-or-nothing telecom relays of assessed quality Non-standardized types and constructionFOREWORD1)The IEC(International Electrotechnical Commission)is a worldwide organ