%0 Journal Article %T Editorial message %A Banovic %A Mladen %J - %D 2019 %X Sa£żetak Half a year ago, in the editorial message of the magazine's Vol. 6, Issue 1, I mentioned a discussion on the Eco-Design Regulation, held at a conference, and how that discussion catalysed some unanswered questions about the Regulation, such as the effectiveness of the total cost of ownership (TCO) which was taken as a measure for transformer specifications in the Regulation. Two key reasons for introduction of the Regulation were the reduction of greenhouse gas (CO2) and the reduction of energy consumption %U https://hrcak.srce.hr/index.php?show=clanak&id_clanak_jezik=324939