Cast Resin Dry Type Power Transformer

Cast Resin Dry Type Power Transformer 33/34.5/35kV

Standard code

IEC 60076-11 Power transformers-Part 11: Dry-type transformers

IEEE C57.12.01 General Requirements for Dry-Type Distribution and Power Transformers Including Those with Solid-Cast and/or Resin Encapsulated Windings

Design

--Guarantee of accurate temperature rise in windings; in case of enclosure IP/NEMA there is no de-rating

--Low working temperatures down to -25℃

--Possibility to include any kind of accessories

--Insulation class F,H(option)

Technology

1.Aluminum or copper foil disk in high voltage winding

2. Aluminum or copper foil full width in low voltage winding

3. Casting under vacuum

4. Low partial discharge values <10 pC

5. Smooth surface

6. Self extinguishing

7. Dust resistance thanks to sealed coils (option)

8. Silicon free (option)

9.Low induction level and step lap configuration granting lower noise level

10. High impulse voltage withstand

11 .High short circuit withstand (radial and axial)