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About This Item

 

Full Description

This specification applies to current transformers for use with electrical measuring instruments and electrical protection devices. It also applies to current transformers suitable for operating circuit-breaker trip coils, and to standard transformers used in current transformers used in current transformer testing, but does not apply to current transformers intended specifically for curren summation purposes.
 

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


    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

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    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
 

Amendments, rulings, supplements, and errata

  1. AS C388-1968 CORRIG. 1


    Corrigenda to AS C388-1968 Current transformers for measurement and protection