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About This Item

 

Full Description

Sets out a method for evaluating the annual energy performance of water heaters using a combination of test results for component performance and mathematical models to determine the standardized annual supplementary energy use.
 

Document History

  1. AS/NZS 4234:2021

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    Heated water systems - Calculation of energy consumption

    • Most Recent
  2. AS/NZS 4234:2008 Amd 3:2014


    Heated water systems - Calculation of energy consumption

    • Historical Version
  3. AS/NZS 4234:2008 AMDT 2


    Heated water systems - Calculation of energy consumption

    • Historical Version
  4. AS/NZS 4234:2008 AMDT 1


    Heated water systems - Calculation of energy consumption

    • Historical Version
  5. AS/NZS 4234:2008


    Heated water systems - Calculation of energy consumption

    • Historical Version
  6. AS 4234-1994


    Solar water heaters - Domestic and heat pump - Calculation of energy consumption

    • Historical Version
 

Amendments, rulings, supplements, and errata

  1. AS/NZS 4234:2021 Sup 1:2021


    Heated water systems - Calculation of energy consumption - Parameters and outcomes for software simulations (Supplement to AS/NZS 4234:2021)