Tenders for Supply of Igbt Based 3 X 130 Kva Auxiliary Converter Suitable For Either Medha Or Btil Propulsion For 3-P Hase Electric Locomotives 1 Loco Set; As Per Clw Spec. No. Clw/Es/3/Igbt/0485 Alt-D Or Latest. Firm Shoul D Upload Past Credential To Supply Similar Item To Railways In Past. Item Bur-1, 2, 3 Quoted By Firm Should Be Co Mpatible With Medha Or Btil Make Propulsion System. Warranty Period: 30 Months After The Date Of Delivery