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Tender For supply, installation & commissioning of ro plant of 250 lph capacity with inbuilt particulate filter and activated carbon filter, electrically operated using tfc membranes. with additional features: (i) pre wired auto start / stop based on water level in the tank (ii) glycerin filled ss pressure gauge for durability (iii) online r ota-meter for measuring permeate flow (iv) microprocessor ? based control panel for ease of operation and inbui lt process logic. make: aqua guard (eureka forbes) or its equivalent in kent or aqua trends only. supply as per t he technical specification enclosed. [ warranty period: 30 months after the date of delivery ]
Tender For corrigendum : supply and installation of necessary equipment for updating the fire and safety system installed in regional office, chandigarh - diesel engine driven main fire pump supplying, installation, testing and commissioning of diesel engine driven main fire pump suitable for automatic operation and consisting of following, complete in all respects, as required : (diesel driven pump) horizontal type, multistage, centrifugal pump of cast of iron body and bronze impeller with stainless steel shaft, mechanical seal conforming to is 1520. suitable hp, 1500 rpm water cooled with radiator, diesel engine conforming to relevant is standard complete with auto starting mechanism, 12 /24 volts electric starting equipment, diesel tank, exhaust pipe extended upto 10 m outside pump house duly insulated with 50 mm thick glass wool with 1.0 mm thick aluminium sheet cladding, residential silencer, instruments and protection as per standard specification, stop solenoid for auto stop in the event of fault with audio indications, painted with post office red colour etc. as required. m.s fabricated, common base plate, coupling, coupling guard, foundation bolts etc. as required. suitable cement concrete foundation duly plastered and with anti vibration pads.(for 1620 lpm at 56 m head) note- the head of the pump is selected in a manner so as to give a minimum 3.5 kgf/cm2 pressure at the highest farthest point., control panelfabrication, supply, installation testing & commissioning of electrical control panel of cubical construction, floor mounted type, fabricated out of 2mm thick crca sheet, compartmentalised with hinged lockable doors, dust and vermin proof, powder coated of approved shade after 7 tank treatment process, cable alley, inter connection with suitable size copper conductor cable/solid copper strip, having switchgears and accessories, mountings and internal wiring, earth terminals, numbering etc. complete in all respect, suitable for main fire pump, pressurisation pump & diesel pump set complete as per cpwd specification with following in coming and outgoings, suitable for operation on 415v, 3 phase, 50hz ac supply with enclosure protection class ip 42 as required :incoming250a, 50ka 4 pole mccb, ics=100% icu rating ,digital voltmeter 0-500v with selector switch digital ammeter (0-250 a) with selector switch & cts etc. led type ryb phase indicating lamps, on, off, trip indicating lamps, set of copper bus bar 300a.outgoing( note : all outgoing feeders for pumps should have digital ammeter with selector switches, and led type on, off, trip indicating lamps)main fire pump125 a, 50ka tpn mccb, ics=100% icu, with fully automatic star/delta starter suitable for 60 hp pump with overload protection, current sensing type single phase preventer complete with all accessories and internal wiring required for automatic operation, selector switch for local/remote, auto/manual/off operation.jockey pump63 a, 50ka tpn mccb, ics=100% icu, with suitable hp fully automatic star/delta starter with overload protection, current sensing type single phase preventer complete with all accessories and internal wiring required for automatic operation, selector switch for local/remote, auto/manual/off operation.diesel engine controlcontrol for diesel engine comprising -automatic/manual selector switch & 3 attempts starting device, timers and relays as required, push buttons, start/stop in manual mode indicating lamp for high/ low lub. oil pressure, high water temp and engine on indication, battery charger suitable for 12v/24 v dc with boost and trickle selector switch, 0-30 v dc volt meter, and 0- 20 a dc ammeter. all standard relays and accessories for automatic operation of diesel enginesystem controllerdesigning, supply, installation, testing and commissioning of system controller to control operation of main electric fire pump, diesel pump, pressurization pump, terrace pump in sequence as per specification consisting of relays, timers. sens
Tender For supply of rigid non metallic pvc conduit of dia 20 mm exclusive of boxes junction terminal but inclusive of all tees , m and l for earthing complete with ms galvanized plate of size 60cmx60cmx6mm as earth electrode , taking down out unserviceable or serviceable ug cables of any cross sectional area and connections including bricks , excavating in trenches not exc. 1.50 mtr wide and not exc. 1.50 mtr in depth taking out and laying of cables etc. , returning filling in including spreading levelling watering and well ramming in layers not exc. 250mm in soft loose soil , removing excavated materials soils not exc. 50.00 mtr and depositing where directed at a level not exc. 1.50 mtr above , m and l sand cushioning dry in trenches for protection of ug cables below above and around the ug cable , m and l for fly ash bricks locally available laid dry width wise across the line of cable in trenches for protection of ug cable , supply and laying for cable in trenches or passing through pipe xlpe insulated 25 sqmm 4 core. , supply and laying for cable in trenches or passing through pipe xlpe insulated 10 sqmm 4 core. , re laying fixing or passing through pipe xlpe insulated armoured electric power ug cable heavy duty with aluminium conductor , s and f 40 mm high density polyethylene pipe hdpe of pressure rating 6 kgf cm2 fixed complete to walls , s and f galvanised iron pipe 40mm bore dia light grade for protection of ug cable laid in floors , labour only for horizontal boring for passing protection pipe up to 80mm bore dia under road foot path not exc. 10.00 mtr , m and l for pcc 1.2.4 type b1 using 20 mm graded aggregate as in coping for pole including form work and finishing the surfaces , m and l for pcc 1.3.6 type c2 using 40 mm graded aggregate as in foundation for pole etc , s and f hdpe dwc double walled corrugated of diameter 25 mm including disconnection , m and l for earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases , s and f crca sheet steel duly phosphatized and powder coated with 7 tank process wall pole mounted floor , wrecking crow bar or claw bar as per is 706 (q3)
Tender For periodical tank cleaning and disinfecting of under ground water reservoir and overhead tanks by mechanical process at 63 n s road govt premises jessop building kolkata 700001 during the period from march2025 to february2026
Tender For periodical tank cleaning and disinfecting of overhead and underground tanks by mechanical process at netaji indoor stadium and kshudiram anushilan kendra kolkata during the period from march 2025 to february 2026
Tender For corrigendum : establishing tank farm at headland area of plot a approximately 27842.00 sq. m. for a period of 30 years lease by following e-tender cum e-auction process
Tender For corrigendum : establishing tank farm at headland area of plot b approximately 18200.00 sq. m. for a period of 30 years lease by following e-tender cum e-auction process
Tender For supply of advance control system lab - fuzzy logic trainer , electro-pneumatic control with plc trainer , procss control for pressure, temperatuer and flow trainer , distributed control system with scada trainer , process control for coupled tank system trainer , electro hydraulic training control system , 5 along input channels, sound and vibration device , seelab3 data acquistion and control board with software app. with sensors , robotics training system , drone training system
Tender For providing of custom bid for services - descaling or cleaning of hard surface of leaching tank or neutralisation tanks of process plant area at turamdih