Primary Voltage Transformerprimary Voltage Transformer,Primary Voltage Transformer (Pos. No. 3) 25Kv/200V, 50Hz-30Va, As Per Abb Doc. No. 3Ehp585856 R0001 Or Latest And As Per Clw Spec. No. Clw/Es/3/0009 Alt - C Or Latest [ Warranty Period: 30 Months After T He Date Of Delivery ] ]