bids are invited for centrifuging of various transformers under etd, unnao; 1.00 centrifuging of oil of various 40 mva transformers till the desired bdv & ppm value of the oil achieved including recording of temperature and vacuum hourly and measuring & recording of insulation resistance of t/f, ppm and bdv etc. centrifuging machine, operator & all other t&p required will be arranged by contractor (electric supply will be provided by the department free of cost) 1.10 40mva t/f-ii at 132 kv s/s maurawan, unnao 1.20 40mva t/f-ii at 132 kv s/s bangarmau, unnao 2.00 performing of following test as per standard is/iec/iso/astm practices from nabl accredited lab for oil testing of main tank oil of 132/33 kv 40 t/f-ii installed at 132 kv substation maurawan and 132/33 kv 40 t/f-ii installed at 132 kv substation bangarmau under etd, unnao and providing of test results in two sets in standard format including collection of oil samples from substation and safe carriage to nbl accredited testing lab. details as following:- 2.10 breakdown voltage, bdv in kv 2.20 water content, mg/kg 2.30 dissolved gas analysis