This heavy duty Reactor Transformer is used for reactive compensation of power in UHV power grid. Advanced mechanism of this transformer can prevent power frequency voltage and overvoltage conditions. This system is fully insulated. Low vibration level, overheating protection arrangement and low power loss are some of its key aspects. Offered Reactor Transformer has 400 MVA rated capacity and 145 kV rated voltage. Long working life, user friendly mechanism, low production cost and simple installation method are some of its main aspects.