INTERNATIONALSTANDARDIEC60917-2-3Firstedition2006-05Modularorderforthedevelopmentofmechanicalstructuresforelectronicequipmentpractices–Part2-3:Sectionalspecification–Interfaceco-ordinationdimensionsforthe25mmequipmentpractice–Extendeddetailspecification–Dimensionsforsubracks,chassis,backplanes,frontpanelsandplug-inunitsReferencenumberIEC60917-2-3:2006(E)LICENSEDTOMECONLimited.-RANCHI/BANGALOREFORINTERNALUSEATTHISLOCATIONONLY,SUPPLIEDBYBOOKSUPPLYBUREAU.PublicationnumberingAsfrom1January1997allIECpublicationsareissuedwithadesignationinthe60000series.Forexample,IEC34-1isnowreferredtoasIEC60034-1.ConsolidatededitionsTheIECisnowpublishingconsolidatedversionsofitspublications.Forexample,editionnumbers1.0,1.1and1.2refer,respectively,tothebasepublication,thebasepublicationincorporatingamendment1andthebasepublicationincorporatingamendments1and2.FurtherinformationonIECpublicationsThetechnicalcontentofIECpublicationsiskeptunderconstantreviewbytheIEC,thusensuringthatthecontentreflectscurrenttechnology.Informationrelatingtothispublication,includingitsvalidity,isavailableintheIECCatalogueofpublications(seebelow)inadditiontoneweditions,amendmentsandcorrigenda.Informationonthesubjectsunderconsiderationandworkinprogressundertakenbythetechnicalcommitteewhichhaspreparedthispublication,aswellasthelistofpublicationsissued,isalsoavailablefromthefollowing:•IECWebSite(www.iec.ch)•CatalogueofIECpublicationsTheon-linecatalogueontheIECwebsite(www.iec.ch/searchpub)enablesyoutosearchbyavarietyofcriteriaincludingtextsearches,technicalcommitteesanddateofpublication.On-lineinformationisalsoavailableonrecentlyissuedpublications,withdrawnandreplacedpublications,aswellascorrigenda.•IECJustPublishedThissummaryofrecentlyissuedpublications(www.iec.ch/online_news/justpub)isalsoavailablebyemail.PleasecontacttheCustomerServiceCentre(seebelow)forfurtherinformation.•CustomerServiceCentreIfyouhaveanyquestionsregardingthispublicationorneedfurtherassistance,pleasecontacttheCustomerServiceCentre:Email...
