supply and installation of parts of stp of 400 kld capacity supply and installation of parts of stp of 400 kld capacity of atal bihari vajpayee government medical college, vidisha , supplying, installation, testing & commissioning of twin type rotary air blowers for treatment tanks for the following capacity and pressure through v belt or directly coupled through flexible coupling to a tefc motor of suitable hp suitable table for 415 volts, 3 phase, 50 cycle, a / c supply the blower will be complete with base frame, pulley etc completeoperating capacity : 500 cum / hr of air discharge at 0°45 kg / sq.cm drive : 1470 rpm / iii phasemoc : ci & ms , supply, fixing, testing and commissioning of blowers accessories pulley, belt gear oil, air filter butterfly valve replacement- 2 nos , providing, fixing, testing and commissioning of vertical filters media in the following filters pressure sand filter type : down flow filter media : sand and gravel purpose : for removal of suspended solid activated carbon filter type : down flowfilter media : activated carbonpurpose : for removal of colour and odour , providing and fixing of all pipings, fitting, ball valves for the following headers making the system complete filter feed pumps header moc - upvc , supply and installation of piping arrangement of ss304 / gi for delivery arrangement of equalization sump pump moc - ss304 / gi , supply and fixing of contactor and relay set in mcc panel indoor type dol starter , supply and fixed in replacement , connecting and testing of butterfly valves of following size bore pipe in filter face piping butterfly valve — 2 nos , dismentle and labour charges for following existing filter media to replace new filter media pressure sand filter activated carbon filter , repair and replace work in electrical panel for some pumps