Tender for supply of annual maintenance materials for the ro system at iim tiruchirappalli

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supply of annual maintenance materials for the ro system at iim tiruchirappalli , ro membrane with housing, type: spiral wound reverse osmosis membrane element, size: 40 x 40 (diameter 4 inches × length 40 inches), material: thin film composite (tfc) polyamide, operating pressure: 150–600 psi (typical), max. 1000 psi (depending on model), salt rejection: ≥ 98% (at standard test conditions), application: ro plant. make: lg chem/pent air , flow meter, range: 60-660 lph, application: ro plant, cpwd-approved brand., application: ro plant. make: tekleen/ukl , flow meter, range: 1200 lph, application: ro plant, cpwd-approved brand., application: ro plant. make: tekleen/ukl , brush for cleaning flow meters 60-660lph & 1200 lph bristle material: soft nylon, application: ro plant 10mm dia , automatic ro control panel, application: ro plant make: astero - nxt 11 , micron filter housing, size: 20 inch, in & out - 1, diameter - 4.5-inch, application: ro plant. make: pentair/eaton/hi-tech. , adjustable micron filter housing open key/spanner (outer filter size: 20 inch), application: ro plant. , wire wound filter cartridge, size: 40-inch, filtration rating of 5 micron, application: ro plant. make: pentair /eaton /hi-tech , wire wound filter cartridge, size: 20-inch, filtration rating of 5 micron, application: ro plant. make: pentair/ eaton/ hi-tech. , wire wound filter cartridge, size: 10-inch, filtration rating of 5 micron, application: ro plant. make: pentair/ eaton/ hi-tech. , hose tube, size:8mm, application: ro plant. make: aqua / initiative/ pentair , hose tube, size: 6 mm, application: ro plant. make: aqua / initiative/ pentair. , dosing pump - application: ro plant max discharge: ml/min -100, l/h – 6, max discharge pressure: 4bar, stroke speed: 30 to 300 strokes/min, stroke length - fixed at 1.0mm power supply - 1ph/50hz. make: initiative /ukl , nipple, size:1/4”, material: stainless steel, application: ro plant. make: vikas/steelorigin/valson , t joint, size:1/4”, type: female thread, material: stainless steel, application: ro plant. make: vikas/ steelorigin/ valson. , reducer: size: 3/4 x 1/4, material: stainless steel, application: ro plant. make: vikas/steelorigin/valson , micron filter oring housing, size: 20”, application: ro plant. make: aqua / initiative/ pentair. , micron filter oring, size: 20”, application: ro plant. make: aqua / initiative/ pentair. , raw water mono block motor, application: ro plant. model: mini 30c, 1/2 hp head: 6-28 mtrs, supply: single phase.rpm - 2740make: kirloskar. , water tank -white material: 100% virgin, food-grade high-density polyethylene (hdpe) or mdpe. seamless, multi-layer, rotational-molded construction with no joints. layers & coating: triple-layer design. • outer layer: uv-stabilized white, reflects sun rays & prevents fading/cracking. • middle layer: black, prevents sunlight penetration to stop algae growth. • layer: virgin white/blue with anti-microbial/active silver technology to neutralize microbes and viruses. lid & manhole: hinged or heavy-duty threaded. minimum manhole diameter: 370 mm. provision for locking arrangement. fittings & connections: minimum 3 threaded points (inlet, outlet, and overflow) with check nuts and washers. , 1000ltrs. make: sintex , 500ltrs. make: sintex , float switch 16 ah 250v tapper. make: tapper, model-t80 , side mount, 25nb (1”) multiport valve, application: ro plant. operating pressure: up to 6 kg/cm², service positions: service, backwash, rinse. make: initiative/ ukl/ aqua/pentair. , anti-scalant, application: ro plant. make: aquatreat / watreat/ acuro/alltreat. , ½’’ dummy plug, male thread square head steel (hot dip galvanized), application: ro plant. make: jindal/unik/tata , teflon tape (width = 12 mm, length = 10 mtr) make: indo/parth/aerol. , pressure switch, application: ro plant, make: danfoss, model: kp36. as/6430w. , float sensor - ro plants: liquid sp. gr. min: 0.7, temperature max: 70 °c test pressure max: 1 kg/cm2, guide tube material of construction: polypropylene (pp), float: solid polypropylene (pp) with a diameter of 25 mm, connection: m10 with washer & locknut, standard mounting: top make: honeywell/c&s electric. , float sensor - water dispenserliquid sp. gr. min: 0.7, temperature max: 70 °ctest pressure max: 1 kg/cm2, guide tube material of construction: polypropylene (pp), float: solid polypropylene (pp) with a diameter of 25 mm, connection: m10 with washer & locknut standard mounting: top make: techtrol , float switch - capacity: 10 va (no) switch action: nc to no reversible sw. action: no differential: ±3 mm switching voltage max: 140 vac/200 vdc switching current max: 0.5 a termination: 300 mm extension leads make: fcw/pureit/kent , cooler push cock tap (male thread type), size:1/2-inch, chrome plated brass body. make: cera/hindware/prayag , cooler push cock (female thread type), size:1/2-inch, chrome plated brass body. make: cera/hindware/prayag , float valve (4’’ length male thread), material: plastic, application: water cooler. , float valve (4’’ length female thread), application: water cooler. , l-type straight elbow connector, size: 3/8 , t-type connector, size: 3/8 , straight connector 3/8*3/8 inch , l-type straight elbow connector, size: 3/8” x ¼ , t-type connector, size: 3/8” x ¼” , single way angle cock, size: ½ inch , cooler waste hose, size: ½’’ (2mtrs) , cooler waste hose, size:3/4 (2mtrs) , cooler waste hose, size:1 1/4 (2mtrs) , 2.5 sq.mm copper lug (ring type & u type) , ring type , u type , 1.5 sq.mm copper lug (ring type & u type) , ring type , u type , cooler compressor , refrigerant: r134a, cooling type: fc, cooling capacity: 480w, cop: 1.85, 230v, 50hz make: usha , refrigerant: r134a, cooling type: fc, cooling capacity: 480w, cop: 1.85, 220-240v, 50hz. make: voltas, model: e80gl , tfc membrane. make: hi-tech model: es-1812-75 , motor 24v dc 0.7ah out put 24v 2.5ah , ro flow restrictor (fr 450 ml)flow rate: 450 ml/min (reject water flow)reject valve for ro water purifier, 1/4 quick connect (qc) type, suitable for ro membrane flushing and reject water flow control. , m-seal, capacity: 100 grm , araldite, standard epoxy adhesive glue 2 part resin & hardener free postage 13gm(resin 7gm + 6gm hardener) , 1/4 inch 6 mm ro water system connector – t type fittings , 1/4 inch 6 mm ro water system connector set, l-type fittings. , 1/4 inch 6 mm ro water system connector set, i type fittings , post carbon filter, size: 10 inch. make: atb , pre-carbon filter, size: 10 inch. make: atb , sediment & carbon filter, material: plastic product dimensions: 20d x 20w x 20h millimetres make: kent , sand filter, make: kent , post carbon filter, make: kent , name: 24v dc motor, dp 100 1.6 m/ltr, make: kent , float switch id 44x 10a 1/2 hp 125/250v ac make: kent. , name: feed solenoid valve type: solenoid valve (feed water inlet control) voltage rating: 24v dc application: used in ro (reverse osmosis) water purification systems to control the flow of feed water coil type: normally closed (opens when energized) operating pressure: 0.2 – 0.8 mpa (2 – 8 bar) , power adaptor24v 2.5ah , switched mode power supply for ro: 24v (smps). make: atb/cnkb/kent. , pressure gauge 21psi (0-350kg/cm2). make: h guru/ crest/ aab , pressure gauge 7 psi (0-350kg/cm2). make: h guru/ crest/ aab , 50-liter polypropylene dosing tank, complete with screw cap and all necessary accessories, fittings, and connections , water level controller. make: l&t/techtrol , 1.5hp high-pressure motor. make: cri , 2hp high-pressure motor. make: cri , tds meter. make: kent , kent inline filter set. make: kent , blue star membrane 1812 -75. make: bluestar , kent uv lamp 11w +uv led. make: kent