supply and delivery of different spare parts and allied works of existing mobile water treatment unit for mtu tamluk and mtu kharagpur under medinipur mechanical division p.h.e. dte- 1 supply, delivery of membrane element for ro unit, capacity2000 lit / hr. suitable for installation in ro vessel diameter 8 & length 40. as per following specification:- a ) permeate flow: - minimum 10000 gpd ( 3.75 m³ / d ) b ) salt rejection :- ( 99.5% minimum ) c ) configuration : - spiral woundd ) membrane polymer:- composite polyamidee ) nominal membrane area:- minimum 365ft² ( 33.9m² ) f ) maximum applied pressure:- above 450 psig ) maximum operation temperature :- not above 122°f ( 50°c ) h ) ph range, continuous ( cleaning ) :- 2-11 ( 1-13 ) *i ) maximum feed water turbidity :- upto 1.0 ntuj ) maximum feed water sdi ( 15 mins ) :- upto 5.0k ) maximum feed flow:- 75 gpm ( 17.0 m³ / h ) l ) minimum ratio of concentrate to permeate flow any element:- 5.1m ) maximum pressure drop for each element:-10 psi ( make- hydranautics / dow / toray / ge ) 2 uf unit for removing all undisclosed impurities including suspended solids, colidall impurities having feed pressure-5 bar, operating tran membrane pressure -2 psig, maximum backwash- 20 psig as per following specification:-a ) filtrate flow- 12.1-29.5 gpm 2.7-6.7m³ / hr ) b ) filtrate turbidity-=00.7 ntu c ) virus removal-= 4 log d ) bacteria removal-= 4 log e ) configaration :- capillary ultrarafitration module f ) membrane polymar:- hydrophilic poly thersulfone g ) nominal membrance area :- 500 ft² ( 46m² ) or above h ) fiber dimensions- id 0.031 ( 0.8mm ) od 0.055 ( 1.4mm ) i ) pore size:- 0.02 micron or lessj ) typical filtrate flux range:- 35-85 gfd ( 59-145l / m² / h ) k ) maximum applied feed pressure. 73 psig ( 5bar ) l ) maximum transmenibrane pressure - 20psig ( 1.4 bar ) m ) maximum backwash transtnembrance pressure :- 20 usig ( 1.4 bar ) n ) instantaneous chlorine tolerance :- 100 ppmo ) instantaneous hydrogen peroxide tolerance :- 200 ppm**p ) maximum chlorine expossure :-200.000ppm-hrs q ) maximum instantaneous feed turbidity :- 100 ntur ) maximum operating temperature:- 104° fs ) ph operatin range:- 4.0-10.0t ) clraning ph range- 1.5-13.0u ) operating mode:- inside to outside filtration direct flow of crossflow.v ) backwash flux-100-150 gfd ( 170-255 l / m² / hr ) w ) backwash duration -30-60 seconds.x ) backwash frequency-20-60 minutes.y ) chemical enhanced backwash frequrncy-0-4 ties per dayz ) chemical enhanced backwash duration-1-30 minutes z1 ) disinfection chemicals -na0cl, h2o2, clo2, or , nh2cl z2 ) cleani9ng chemicals -naoh, hcl, h2so4, or citric acid ( make- hydranautics / dow / toray / ge ) 3 installation and commissioning of uf unit for removing all undissolved impurities including suspended solids, colidall impurities having feed prussure-5 bar. ( supplied by departmentally ) 4 installation and commissioning of ro unit. capacity 2000 lit / hr. suitable for ro vesel dameter 8 & length with through checking & testing complete. ( supplied by departmentally ) 5 supply, delivery, installation of oxygen concentrator - nuvolite, 5lpm 6 supply delivery of following materials at site:-reducer elbow house ( 13.9cm to 12.6cm ) 7 hose clamp 8 t-bolt type hose clamp-2516h 9 stack pipe assembly 10 wiper arm lh & rh 11 wiper blade lh & rh 12 repeater lamp cab fdi24vbulbrh 13 repairing rectification of electrical wairing incl. supplying necessary materials and taken out burnt wire all complete the job as per direction. 14 repairing rectification of air filter pipe assemblyincl. supplying necessary materials all complete the job as per direction. 15 mtu truck driver cabin repair with denting and paintingincl. supplying necessary materials taken out the damaged portion all complete the job as per direction 16 supply delivery & installation of 12v, 100ah capacity battery 1 ) for truck- 2 nos. 2 ) for dg set- 1 no.total = 3nos. 17 supply delivery at store of 3 layer polyflim roll wdith 325mm ± 2% for 350ml water pouches. thickness of flim should be 50 micron ± 2% ( food grade material ) n.b:- following documents should be submitted at the time of delivery / after successful completion of work.i ) labratory test report from indian institute of packaging of rater for drinking.ii ) certificate from pollution contral board.iii ) input raw material should be food grade all certificate should be produce at the time of delivery of materials.