Provides a guide for the application, calculations and measurements of conventional design and loaded three-phase and single-phase power transformers (including auto-transformers). Certain categories of small and special transformers are not covered. Recommendations are not mandatory and do not in themselves constitute specification requirements.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