Dry Type Transformers

Dry Type Transformers

Safe. Low-maintenance. Environment-friendly power solutions.

ETT Dry Type Transformers are designed to deliver reliable, high-efficiency power distribution without the use of oil. With superior insulation and optimized cooling, these transformers ensure safe performance in commercial, industrial, healthcare, metro, and renewable power environments.

Technical Specification

Type

Cast Resin / Vacuum Pressure Impregnated (VPI)

Rated Power

25 kVA – 10,000 kVA (customizable)

Voltage Class

Up to 33 kV

Frequency

50 Hz / 60 Hz

Windings

Copper or Aluminum

Cooling

Air Natural (AN) / Air Forced (AF)

Insulation Class

Class F (155°C) / Class H (180°C)

Efficiency

≥98% (as per IS/IEC)

Tapping Range

±5% (or as specified)

Vector Group

Dyn11, Yyn0 or as required

Impedance

As per IS/IEC norms