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Technical Article

 

Epoxy Resin Pouring Dry Type Transformer Foil Winding Coil

08-04 2025 | By:

Epoxy Resin Pouring Dry Type Transformer Foil Winding Coil

Epoxy cast dry type transformer foil wound coil has many advantages such as flame retardant, self-extinguishing, moisture resistance, high mechanical strength, small size, light weight, and strong ability to withstand short circuits

Epoxy cast dry type transformer foil wound coil

Epoxy cast dry type transformer foil wound coil

Safer and better fire performance, F1 level, insulation grade F, H grade
Higher lightning shock resistance level (95kV for 11kV products)
Proven reliability worldwide, it has been supplied to 27 dry-type transformer plants worldwide
It has been sold to Russia, Uzbekistan, Spain, France, Germany, the United States and other countries and regions
Implementation standards: IEC60076-1, IEC60076-11

High-Voltage (HV) and Low-Voltage (LV) cast resin winding coils

High-Voltage (HV) and Low-Voltage (LV) cast resin winding coils

Epoxy cast dry type transformer foil wound coil
The winding has high mechanical strength, no partial discharge, and is not flammable

The windings are made of aluminum or copper conductors

Epoxy resin material has stable performance, strong anti-aging ability, and a service life of more than 30 years

The epoxy dry coil variant is smaller and lighter, making it easy to transport and install, saving space

Resistant to low temperature insulation

Main technical parameters
Coil type Dry-type transformer coils
capacity 50kva – 25MVA
voltage 10KV – 36KV
frequency 50/60Hz
Count 3 Phase
Coil material Copper/Aluminum
Insulation grade F, H, C
standard IEC, AS, EN, IEEE, ANSI, GOST

 











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