Water-Cooled Transformers

USA-based RoMan Manufacturing Inc was founded in 1980, specialising in smaller water-cooled transformers, DC power supplies, MFDC (medium-frequency) and inverter power supplies for high power/high current applications for the glass, welding, furnace, resistance heating, plating and solar industries. With over 7000 designs, RoMan is the world's leading manufacturer of AC and DC power sources and related specialty products, with the flexibility to customise a product to any configuration, specification or requirement. In this article, the author considers the role of water-cooled transformers to optimise power consumption in a drain bushing.