Supply, Installation & Commissioning Testing Of Potential Transformer Oil Filled Ins Cl-A, Ratio -33Kv/√3/110V/√3 Nsv-33Kv,Hsv-36Kv ,Il-70/170Kv Burden-100Va Class-1-0.5, Frequency-50 Hz And Ref. Std. Is-3156 ,V.F.-1.2 Continuous/1.5 For 30 Sec. With All Material As Side Requirement Make- Crompton/Jyoti /Abb/Siemenes/Lamco Or Equivalent.. Warranty: 12 Months [ Warranty Period: 12 Months After The Date Of Delivery ] ]