Cooling system e.g. for liquid insulated and cooled transformers, has water used as intermediary or secondary cooling medium
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Keeping insulating system of hermetic transformers dry uses a hygroscopic non-iogenic polymeric material that is in constant contact with the insulating liquid
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Gas-isolated heavy current transformer uses 2-stage heat exchanger with circulated heat transfer medium used for removing heat from isolation gas enclosing transformer
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Electric transformer with hermetic construction useful as mast transformer
DE19812244A1
Use of a two-component mixture in a transformer fluid in non-breathing transformers
DE19812243A1
Housing for dry transformer, with air cooling
DE19648208A1
System keeping pentaerythrite tetraester transformer insulation dry
DE19639763A1
Machinery combination for maintaining constant temp, vol, and pressure for static, liquid-cooled electric machines e.g. transformer
DE19637660A1
Physical water treatment, e.g. tap water
DE19636456A1
Device for keeping foreign gas away from systems with a volume that changes due to temperature, in particular electrical transformers, connected to an integrated device for influencing the pressure dependent on the insulating liquid temperature
DE19636457A1
Combination of measures to improve cooling in electric transformers
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System for degassing insulating and heat transfer liquids on line
