Tenders for Supply of U Section Ring Part Of Aoh/Ioh/Poh Kit Of Tap Changer As Per M/S Btil/Aals Part No. A2303/ M2303 Or Rdsos Drawing No. Skel-3463 & Spec. No. Spec/E-4/01, List As Per Annexure-1J. One Set Contains Four Nos. Warranty Period: 30 Months After The Date Of Delivery