Tender For supply of corona resistant round enameled winding wire grade-2, 20 swg, conforming to rdso smi no.-rdso/2006/el/smi/0239 (rev.-0) & conforming to various tests listed out at point no.-6 of the same smi or rdso spec. no.- rdso/2014/el/spec/0116 (rev.-0) (issued on august 2014) for corona resistant round copper enameled winding wires.