This rated power is 15 MVA with ONAN cooling method. The power is up to 18.75MVA when it is ONAF. The voltage is 66 to 11.55 kV, 66 kV primary, 11.55 kV secondary.

This 76 MVA power transformer was it’s a step down transformer 110 kV to 35 kV, the primary voltage is 110 kV, the secondary voltage is 35 kV, the transformer is equipped with on load tap changer, the tapping range is ±8*1.25% at primary side, the cooling is ONAF.

220KV series oil immersed power transformer produced with global advanced technology and equipment, continuously updating the manufacturing experience and processing. We developed high-grade power transformer that sufficiently satisfy the operation conditions of domestic and foreign power grid.