oil-immersed transformer

oil-filled transformer

A liquid-immersed transformer in which the liquid is a hydrocarbon or mineral oil.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
Ibrahim, "Calculation of a health index for oil-immersed transformers rated under 69 kV using fuzzy logic," IEEE Transactions on Power Delivery, vol.
Currently, most transformers are oil-immersed transformers, and their insulation is composed of the insulation oil and insulation paper.