Our corrugated high voltage transformers incorporate state-of-the art high tension engineering, optimally designed to give you long life with high efficiency & reliability.

•Corrugated  transformers are manufactured in our comprehensive in-house facilities, with full control on raw-material, design & manufacturing processes.

 

• Copper wound corrugated transformer upto 2500 KVA in 33/0.433 as well as 11/0.433 KV configurations

• Aluminum wound corrugated transformers up to 250 KVA

• Star rated corrugated transformers up to 4 star ratings

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• Specifications

  • Off-circuit tap changer to provide+5% to – 10%.

  • On-load tap changer to provide +7% to – 21% taps in steps of 1.75%.

  • Rated Power from 315kVA to 2.5 MVA

  • Rated insulation level up to 36 kV (other rated level on request)

  • Rated frequency 50 or 60 Hz 

  • Mineral oil insulating liquid

  • Hermetically sealed or breathing with conservator

  • Naturally cooled (ONAN) or air forced (ONAF) on request

  • Conventional losses or high efficiency ranges

  • Off-Circuit Tap Changer (OCTC) or On-Load Tap Changer (OLTC) on request

  • Low flammability dielectric liquids (Ester Oil – Natural or synthetic)

  • Compact design

  • Rectifier feeder (Rectifier Transformers range)