IEO ISO SO/ECTS29125 Edition2.02017-04 TECHNICAL SPECIFICATION colour inside Informationtechnology-Telecommunicationscablingrequirementsforremote poweringofterminalequipment ISO/IEC TS 29125:2017-04(en) Intemational Org ationfor Standardization THISPUBLICATIONISCOPYRIGHTPROTECTED Copyright2017ISO/lEC,Geneva,Switzerland All rights reserved.Unlessotherwisespecified,no partof thispublicationmaybe reproduced orutilized inanyform orbyanymeans,electronicormechanical,includingphotocopyingandmicrofilm,withoutpermissioninwritingfrom either IEC or IEC's member National Committee in the country of the requester.If you have any questions about isO/E copyright or have an enquiry about obtaining additional rights to this publication, please contact the address beloworyourlocallECmemberNationalCommitteeforfurtherinformation. IECCentralOffice Tel.:+41229190211 3, rue de Varembé Fax:+41229190300 CH-1211Geneva20 [email protected] Switzerland www.iec.ch AbouttheIEC International Standardsforall electrical,electronicand relatedtechnologies. AboutIECpublications Thetechnical contentof IECpublications iskept under constant reviewbythe IEC.Please make surethat youhavethe latest edition, a corrigenda or an amendment might have been published. lIEcCatalogue-webstore.iec.ch/catalogue Electropedia-www.electropedia.org Thestand-aloneapplicationforconsulting theentire The world's leading online dictionary of electronic and bibliographical information on IECInternational Standards, electrical terms containing 20 000 terms and definitions in Technical Specifications,Technical Reportsandother Englishand French,with eguivalentterms in16additional documents.Available for PC,Mac OS, Android Tablets and languages. Also known as the International Electrotechnical iPad. Vocabulary (IEV)online. IEcpublicationssearch-www.iec.ch/searchpub IEcGlossary-std.iec.ch/glossary Theadvanced searchenablesto find IEC publicationsbya 65000 electrotechnical terminology entries inEnglishand varietyofcriteria(referencenumber, text，technical French extracted from the Terms and Definitions clause of committee,...).Italsogivesinformationonprojects,replaced IECpublicationsissuedsince2002.Someentrieshavebeen andwithdrawnpublications. collected from earlier publications of IEC TC 37, 77, 86 and CISPR. IECJustPublished-webstore.iec.ch/justpublished Stay up to date on all new IEC publications. Just Published IECCustomerServiceCentre-webstore.iec.ch/csc details all new publications released. Available online and If you wishto give us yourfeedback onthis publicationor also once a month by email. needfurtherassistance,pleasecontacttheCustomerService Centre:[email protected]. Intemational Organization for Standardization Provided by IHS under lic from IHS IEC ISO ISO/IECTS29125 Edition 2.0 2017-04 TECHNICAL SPECIFICATION colour inside Informationtechnology-Telecommunicationscablingrequirementsforremote poweringofterminalequipment INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS35.200 ISBN978-2-8322-4223-0 Warning!Make sure that you obtained this publication from an authorized distributor. Intemational Organization for Standardization Licensee=ZHEJIANG INST OF STANDARDIZATION C15956617 from IHS