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ATEF offers dry transformers with "airborne insulation" or with cast insulation such as "GEOFOL" with a power of up to 12 MVA and a voltage of up to 35 kV for various industries, such as nuclear power plants, subways, residential buildings, platforms, shopping centers, business center, etc., which require non-combustible materials.

The insulating material can be made of aluminum or copper foil, as well as wire. Transformers can be supplied with or without a compact easily removable housing. Depending on customer requirements, special fans with a control system for heat resistance with the temperature class B, F, H, C and insulation materials such as enamel, glass fiber, Nomex or polyimide-fluoroplastic membrane can be used.

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