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About This Item

 

Full Description

This specification applies to instrument transformers for use in connection with electrical measuring instruments and electrical protective relays, but is not intended to apply to instrument transformers designed for specialised needs, such as for use with low current rating rectifier instruments, or to certain special types of protection transformer, such as those used in balanced voltage protection systems.
 

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


    Current transformers for measurement and protection

    • Historical Version
  8. AS C45-1950

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    Instrument transformers (including protection current transformers)

    • Historical Version
  9. AS C45-1928


    Instrument transformers

    • Historical Version