Tender For corrigendum : dismantling, transportation (to and fro), repair, testing, erection and commissioning of sick powertransformer of rating 20 mva, 66/11kv, transformer & rectifier (t&r) make, sl. no.200094, year of manufacture 2007 failed 66/11kv electronic city (keonics) sub-station lying at 66/11kv electronic city (keonics) sub-station on total turnkey basis