Power transformers

Power transformers

The Power Transformer is installed at various power stations for generation and transmission of power. It acts as a step-up or a step-down transformer.

• Range

  2500kVA to 40MVA

• Voltage

  66kV; 33kV; 22kV; 11kV

• Vector Group

  As per IS: 2026 (part 4)

• Class of insulation

  Class A

• Cooling

  ONAN OR ONAN/ONAF

• Type

  On load tap changer OR off load tap changer

• Frequency

  50 HZ

• Applicable standard

  IS: 2026/IS: 335/IS: 2066/IS: 3347 OR IEC: 60076