Specifies minimum power efficiency levels and high power efficiency levels for oil-immersed and dry-type distribution transformers, with power ratings from 10 kVA to 2500 kVA, intended to be used on 11 kV and 22 kV networks. It is expected that this Standard will be called into legislation by individual States and Territories mandating these requirements under Minimum Energy Performance Standard (MEPS) regulations.RECONFIRMATION NOTICETechnical Committee EL-008 has reviewed the content of this publication and in accordance with Standards Australia procedures for reconfirmation, it has been determined that the publication is still valid and does not require change.Certain documents referenced in the publication may have been amended since the original date of publication. Users are advised to ensure that they are using the latest versions of such documents as appropriate, unless advised otherwise in this Reconfirmation Notice.Approved for reconfirmation in accordance with Standards Australia procedures for reconfirmation on 25 September 2015.The following are represented on Technical Committee EL-008:Australian Chamber of Commerce and IndustryAustralian Industry GroupAustralian Institute of PetroleumElectricity Engineers Association (New Zealand)Energy Efficiency and Conservation Authority of New ZealandEnergy Networks AssociationEngineers AustraliaIndustry Training BodyRail Industry Safety and Standards Board