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EVS-EN 62054-21:2004

Electricity metering (a.c.) Tariff and load control Part 21: Particular requirements for time switches

General information

Valid from 05.01.2005
Base Documents
IEC 62054-21:2004; EN 62054-21:2004
ICS Groups
91.140.50 Electricity supply systems
Directives or regulations
2014/30/EU Electromagnetic Compatibility (EMC)

Standard history

Status
Date
Type
Name
02.06.2017
Amendment
EVS-EN 62054-21:2004/A1:2017
05.01.2005
Main
EVS-EN 62054-21:2004
Main
EVS-EN 61038:2001
Describes hardware and protocol specifications for local meter data exchange. In such systems, a hand-held unit (HHU) or a unit with equivalent functions is connected to a tariff device or a group of devices.

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Standards designation

EVS Estonian standard
EN European standard (published by an CEN or CENELEC)
EN ISO International standard adopted as an European standard
ISO International Organization for Standardization’s standard
IEC International Electrotechnical Commission’s standard
HD CENELEC’s harmonisation document
   
EVS-EN European standard implemented in Estonia
EVS-EN ISO International standard adopted in Europe and implemented in Estonia
EVS-EN ISO/IEC International standard/International electrotechnical standard adopted in Europe and implemented in Estonia
EVS-IEC International electrotechnical standard implemented in Estonia
EVS-ISO International standard implemented in Estonia
   
A, AMD amedment
+A a full standard plus the amendment
/A only amendment
COR, AC corrigendum
+COR a full standard plus the corrigendum
NA national annex
+NA a full standard plus the national annex
/NA only national annex
TS technical specification
TR technical report
CWA agreement, developed by a CEN or CENELEC
prEVS-EN (etc) draft standard
   
et the standard is in Estonian only
en the standard is in English only
et-en the standard is in Parallel text Estonian-English