bids are invited for oil centrifuging of 63 mvar bus reactor and 50 mvar agra line reactor at 400 kv sub-station, unnao; 1.00 centrifuging of transformer oil of main tank, radiator tank, conservator tank and ngr, taking ir value at a period of 4 hrs with bdv value at a period of 12 hrs. till satisfactory result are obtained labour, t&p, centrifuging technician and centrifuging machine shall be provided by contractor at his own cost. details of reactors and ngr as below:- 1.10 63 mvar bus reactor of 400 kv main bus. 1.20 50 mvar line reactor of 400 kv unnao-agra line 1.30 ngr (1.5 mvar) of 50 mvar line reactor installed on 400 kv unnao-agra line