IEC TECHNICAL REPORT 62051 First edition 1999-03 HOFENTERTAMUSEN HISLOCANONBANYASORLED BY BOK SPLY UREAU. Electricity metering - Glossary of terms Lecture des compteurs électriques- Glossaire de termes IEC Reference number IEC 62051:1999(E) Numbering 60000 series. Consolidated publications including Consolidated versions of some IEC publications amendments are available. For example, edition numbers 1.0, 1.1 and 1.2 refer, respectively, to the publication incorporating amendments 1 and 2. Validity of this publication HOENSERTAMSEN HISLOCEANIONBANYASORLIED BY BO SLY BUREAU. Thetechnical contentof IEC publications iskept underconstant reviewbythe IEC, thus ensuring that the content reflects current technology. Information relating to the date of the reconfirmation of the publication is available in the IEC catalogue. Information on the subjects under consideration and work in progress undertaken by the technical committee which has prepared this publication, as well as the list of publications issued, is to be found at the following iEC sources: IECwebsite* Catalogue of IEC publications Published yearly with regular updates (On-line catalogue)* NCHI IEC Bulletin Available both at the IEC web site* and as a printed periodical SUP Terminology, graphical and letter symbols For general terminology, readers are referred to IEC 60050: International ElectrotechnicalVocabulary (IEV). For graphical symbols, and letter symbols and signs approved by the IEc for general use, readers are referred to publications IEC 60027: Letter symbols to be used in electrical technology, IEC 60417: Graphical symbols for use on equipment. Index, survey and compilation of the single sheets and IEc 60617: Graphical symbols fordiagrams. See web site address on title page. IEC TECHNICAL REPORT 62051 First edition 1999-04 Electricity metering Glossary of terms Lecture des compteurs électriques Glossaire de termes NCONBAN @ IEC 1999 — Copyright - all rights reserved mechanical, including photocopying and microfilm, without permission in writing from the publisher. International Electrotechnical Commission 3,rue de Varembe Geneva, Switzerland Telefax: +41 22 919 0300 e-mail: inmail@iec.ch IEC web site http://www.iec.ch Electrotechnique I XA Commission Internationale PRICE CODE TEC International Electrotechnical Commission MemAyHapoAHan SneKTpOTexHHyeCkan KoMNCCMA For price, see current catalogue .