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About This Item

 

Full Description

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
 

Document History

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


    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

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

    • Historical Version