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Full Description

IEC 62054-21:2004+A1:2017 specifies particular requirements for the type test of newly manufactured indoor time switches with operation reserve that are used to control electrical loads, multi-tariff registers and maximum demand devices of electricity metering equipment. This publication is of high relevance for Smart Grid. This consolidated version consists of the first edition (2004) and its amendment 1 (2017). Therefore, no need to order amendment in addition to this publication.
 

Document History

  1. IEC 62054-21 Ed. 1.1 b:2017

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    Electricity metering (AC) - Tariff and load control - Part 21: Particular requirements for time switches CONSOLIDATED EDITION

    • Most Recent
  2. IEC 62054-21 Ed. 1.0 b:2004


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

    • Historical Version
  3. IEC 62054-21 Ed. 1.0 en:2004


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

    • Historical Version