bids are invited for customized amc/cmc for pre-owned products - as per sow; as per sow; annual maintenance contract (amc); as per sow; yes-1 22 mva power transformer, 132 kv / 6.6 kv 1.1 total overhauling charges/unit including oil filtration, spares replacement, oil seals, gaskets replacement, oltc overhauling, testing, painting. 1.2 oil filtration charges. 1.3 neoprene rubberized gaskets and oil seals replacement per transformer. 1.4 replacement of ht and lt insulators. 1.5 replacement of buchholz relay. 1.6 testing of transformer for ir value, oil, bdv, tan delta etc. (before and after). 1.7 oltc overhauling. 1.8 painting of transformer after degreasing, derusting, cleaning etc.. 2 1000-1600 kva distrubution transformer, 6.6 kv / 415 v. 2.1 total overhauling charges/unit. 2.2 oil filtration charges. 2.3 neoprene rubberized gaskets and oil seals replacement per transformer. 2.4 replacement of ht and lt insulators. 2.5 replacement of buchholz relay. 2.6 testing of transformer for ir value, oil, bdv. 2.7 painting of transformer. 3 50-750kva distribution/esp /vfd transformers. 3.1 total overhauling charges/unit. 3.2 oil filtration charges. 3.3 neoprene rubberized gaskets and oil seals replacement per transformer. 3.4 replacement of ht and lt insulators. 3.5 replacement of buchholz relay. 3.6 testing of transformer for ir value, oil, bdv. 3.7 painting of transformer.