bids are invited for repair, maintenance, and installation of plant/ systems/equipments (version 2) - gujarat science city; / transformer maintenance & oil filtration; service provider transformer maintenance and overhauling services with consumables. capacity: up to 500 kva replacement of teflon gaskets, silica gel set as per the requirements. dis-connection of primary & secondary terminations. cleaning of hv & lv bushings. testing of transformer for voltage ratio test, magnetic balance test, insulation resistance test, bdv of oil, and open circuit test. thorough checking for oil leakages and attending the same. checking of oil level and topping up the same. re connection of primary & secondary terminations. check through tightness of all hardware /fasteners on ht/lt termination. 1 job 2 transformer maintenance and overhauling services with consumables. capacity: up to 1000 kva replacement of teflon gasket, silica gel set as per the requirements. dis-connection of primary & secondary terminations. cleaning of hv & lv bushings. testing of transformer for voltage ratio test, magnetic balance test, insulation resistance test, bdv of oil, and open circuit test. thorough checking for oil leakages and attending the same. checking of oil level and topping up the same. re connection of primary & secondary terminations. check through tightness of all hardware /fasteners on ht/lt termination. 1 job 3 online oil filtration work providing of oil filtration vane to science city ahmedabad premises with oil filtration machine and operators for online oil filtration work to be done on site. transformer capacity- 500 kva 1 job 4 online oil filtration work providing of oil filtration vane to science city ahmedabad premises with oil filtration machine and operators for online oil filtration work to be done on site. transformer capacity- 1000 kva. 1 job 5 supply & top up of extra oil as per oem standard. (400 ltr) total quantity :