High Voltage Power Transformer

Power Transformer
Power at the Core

Essential for voltage step-up and step-down, this transformer delivers high efficiency, low loss, and reliable operation to ensure grid stability.

It supports various capacities and voltage levels, serving power grids, industrial and mining operations, and infrastructure projects.

  • High efficiency energy conversion with reduced line loss
  • Available in multiple capacities and voltage levels
  • Reliable operation with long service life
  • Applicable to grids, industry, mining, and infrastructure

Electrical Performance
Stable & Efficient

Designed to meet power system requirements, this product ensures efficient and stable energy conversion under diverse grid conditions.

Key metrics include capacity, voltage, frequency, and insulation strength, providing reliable support for transmission and distribution.

  • Rated capacity range: 500–250,000 kVA
  • Frequency: 50 Hz / 60 Hz
  • High-voltage side: 6 kV / 10 kV / 35 kV / 110 kV / 220 kV
  • Low-voltage side: 0.4 kV / 6 kV / 10 kV (customizable)

Operating Conditions

The power transformer is built for diverse installation environments and long-term use, with strong insulation, cooling, and mechanical strength to ensure stable operation.

It performs reliably under extreme temperatures, humidity, or high altitudes, meeting national and power industry standards.

  • Tap-changing: off-circuit or on-load optional
  • Ambient temperature: -25 °C to +40 °C (limit -40 °C to +45 °C)
  • Cooling method: ONAN / ONAF / OFAF / OFWF (oil-immersed natural, forced air, or water cooling)
  • Insulation class: A / F (optional)