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About This Item

 

Full Description

Specifies requirements for the designation, rating, performance, marking, and testing of current transformers (CTs). Covers aspects common to all CTs (Section 1) and specific requirements for Class M and Class ME measurement CTs (Section 2) and for Class P, Class PL, and Class PS protection CTs (Section 3). Provides extensive explanatory material in appendices.
 

Document History

  1. AS 61869.2:2021


    Instrument transformers, Part 2: Additional requirements for current transformers (IEC 61869-2:2012 (ED 1.0) MOD)

    • Most Recent
  2. AS 60044.1-2007 AMDT 1


    Instrument transformers, Part 1: Current transformers

    • Historical Version
  3. AS 60044.1-2007


    Instrument transformers, Part 1: Current transformers (IEC 60044-1 Ed.1.2 (2003) MOD)

    • Historical Version
  4. AS 60044.1-2003


    Instrument transformer - Current transformers

    • Historical Version
  5. AS 1675-1986

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    viewing


    Current transformers - Measurement and protection

    • Historical Version
  6. AS 1675-1974


    Current transformers for measurement and protection (Metric Units)

    • Historical Version
  7. AS C388-1968


    Current transformers for measurement and protection

    • Historical Version
  8. AS C45-1950


    Instrument transformers (including protection current transformers)

    • Historical Version
  9. AS C45-1928


    Instrument transformers

    • Historical Version