Electric Furnace Transformer

Electric Furnace Transformer
Powerful Drive

Core power source for arc furnaces and smelting, delivering high current, overload endurance, and stable conversion for continuous efficiency.

With reinforced design and insulation, it withstands impact loads and meets long-term needs in metallurgy, alloy, and non-ferrous smelting.

  • High current output for furnace smelting requirements
  • Excellent short-circuit and overload withstand capability
  • Stable power supply for impact loads
  • Applicable to metallurgy, alloy, and non-ferrous industries

Electrical Parameters
Stability & Efficiency

The electric furnace transformer is designed to handle high current and impact loads of smelting processes, ensuring stable operation under strong grid fluctuations.

Key performance parameters cover capacity, voltage, current, and tap-changing methods, providing continuous and reliable power for arc furnaces and smelting equipment.

  • Rated capacity range: 1000–80000 kVA
  • Frequency: 50 Hz / 60 Hz
  • High-voltage side: 6–35 kV
  • Low-voltage side: 100–1200 V (high-current output)

Operating Environment and Structure

Designed for the harsh conditions of smelting sites, the electric furnace transformer offers excellent cooling, impact resistance, and structural strength for stable long-term high-current operation.

It performs reliably under heat, dust, humidity, and electromagnetic interference, meeting metallurgical and power industry standards.

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