Transformer Standard Type




Minera - Oil immersed distribution transformer with specifications as below;

  • Rated power from 400 kVA up to 3150 kVA
  • Vector group DYN5 or YNYN6
  • Primary voltage 20 kV and secondary voltage 400 v
  • 3 phase
  • Rated frequency 50 Hz
  • Rated insulation level 24kV (class A)
  • Mineral oil insulating liquid
  • Hermetically sealed or breathing with conservator
  • Naturally cooled (ONAN)
  • Conventional losses or high efficiency ranges
  • Off-Circuit Tap Changer (OCTC)
  • Elastimold
  • DMCR - Detection, Measurement, and Control Relay
Transformer Non Standard




  • Rated power from 3150 kVA and up
  • Vector group Dd0 or others or double vector groups
  • Primary voltage orther than 20kV and secondary voltage other than 400v
  • On Load Tap Changer (OLTC)
  • Dry Type Transformer (Trihal)
  • Oil Immersed Transformer with Vegeta Oil