COMPREHENSIVE MAINTENANCE OF SWIMMING POOLS, FILTRATION PLANT, DG SETS, SOLAR WATER HEATERS AND OTHER MISC ITEM UNDER GE (SOUTH) BANGALORE.

Amount

Maintenance of swimming pool of capacity 4.5 lakhs gallons by maintainng water parameter as per Indian standard quality tolerance for water including folowing :- (a) Removing /Bailing out sedimentation from bottom of entire swiming pool using suction sweeper befrore opening swiming pool for users each day on day decided by Engr-in-Charge . (b) Removing all floating particles by using strainer before openig swiming pool for users each day / on days decided by user and time of cleaning as decided by Engr-in-Charge. (c) Cleaning of cascade system & mixing of chemicals as reqd for swiming pool.

All as per Item No -1 but swiming pool capacity 2.3 Lakh Gallons

Supply only following items to be fixed under Sch Item No- 1& 2

Supply only bleaching powder ISI marked superior quality all as specified..

Supply only Copper Sulphate crystals (ISI marked) suitable for swimming pools all as specified.

Supply only Sodium carbonate (ISI marked) suitable for swimming pools all as specified.

Supply only pool Algaecide suitable for swimming pools all as specified.

Supply only Sodium Hypo Chloride (ISI marked) suitable for swimming pools all as specified.

Supply only TCCA 90 - chlorine ( ISI ) marked suitable for swimming pools all as specified.

Servicing pressure filter of capacity 25000 LPH by opening pressure filter and taking down filter media of different sizes approximately (10000 Kg)carefully, opening the strainer and reset the same after replacement of filter media cleaning filter nozzles with pressure water, refill the filter bed with fresh media and cleaning the pebbles /20mm / 10mm / 40 mm / 2mm topping up the short fall with new media, servicing the backwash system, replacing the un serviceable pressure gauge, testing and commissioning all as directed.

Servicing pressure filter of capacity 45000 LPH by opening pressure filter and taking down filter media of different sizes approximately (10000 Kg)carefully, opening the strainer and reset the same after replacement of filter media cleaning filter nozzles with pressure water, refill the filter bed with fresh media and cleaning the pebbles /20mm / 10mm / 40 mm / 2mm topping up the short fall with new media, including fabrication work inside pressure filter 150mm MS pipe and40mm GI pipe cutting , grinding , weldingand painting work after completion of work servicing the backwash system, replacing the un serviceable pressure gauge, testing and commissioning all as directed.

Cleaning of balancing tank of swimming pool of capacity up to 15000 ltrs by cleaning the balancing tank with high pressure water jet to remove all masses, algae and dirt, taking out dirt and sludge with sludge machine and disposing the same to a safe distance, scrubbing the internal walls and floor with industrial vacuum cleaner and finally applying anti bacterial sterilization to walls and floor of balancing tank complete all as specified and as directed.

Supply and fixing in repalcement of nylon rope of 20 mm dia complete all as specified and as directed.

Supply and fixing in replcement flexible hose pipe ribbed type high density 40 mm size all as specified.

Supply and fixing in replcement flexible hose pipes ribbed type high density 50 mm size all as specified.

Supply and fixing in replcement nylon rope 12 mm dia for the suction sweeper

Supply and fixing in replcement superior quality detachable type telescopic brush suitable for telescopic rod of 30mm dia ( bottom 28mm dia )

M&L for backwashing of swimming pool water through pressure filter start the motor and compete, sludge , particles to backwash pipe line and duct every month once time complete all as specified and directed.

M&L for pressure jet machine cleaning of water cascade and deep side water inlt pipe and lengeth side holes cleaning through compressed pressure air to liase with BWSSB Jet machine and whenever reqd at site cleaning the blocked holes complete all as specified and directed by Engr in Charge .

Supply and fix sluice valves PN 1.6 of size 250mm, IS marked these valves are fixing sandwich type fitting equirement necessary MJ collar Flange joint may be arrange fxing of new valves all as specified and directed.

Supply and fix cast iron body foot valve 250mm bore spring type which ever be required for fixing including making good disturbed surface and taking out old cast ironfoot valve from the suction side of the pump set from swiming pool sump etc. complete all as specified and direct at site.

Supply and fix sluice valves PN 1.6 of size 100mm, IS marked these valves are fixing sandwich type fitting equirement necessary MJ collar Flange joint may be arrange fxing of new valves all as specified and directed.

Disconnecting the cenrifugal pump set of 10 HP capacity from motor by dis-engaging the coupling , taking out the pump from the foundation and transporting to the workshop, opening the pump, taking out the shaft along with impeller , removing the foreign materials from the inner casing , cleaning checking for wearing out of the impeller , bearing sleeves shaft etc. replaing the worn out parts , assembling the pump complete by replacing the gasket, nuts bolts washers , greasing , greasing of bearings all as required , transporting pump to the site mounting on base frame , checking for prpoer alignment of pump shaft with motor shaft , adding the the steel sheets as required , checking with dial gauge for correct alignment , connecting the shafts couping and test runing for smooth operation all specified and as directed. NOTES :- (i) Transportation and necessary T&P for shifting the motor to workshop & back is deemed to be included in the quoted rates. (ii) Major spares like impeller , sleeves etc will be measured and paid under relevent items of this schedule .

All as per Item No- 17 here in above but 3 HP.

Supply only the following items to be fixed under item No 17 & 18

CI impeller complete with nut bolt an key matching with exiting pump at site

Bearing set for front and rear matching with exiting make at site

Terminal board matching with existing at site

Shaft matching with exsiting

S & F in repalcement of suction sweepers of capacity 2 HP mounted on SS304 trolly with controlpanel of sutaible capacity including self priming motor pumpset with flexible hose , 15 Mtr telescopic handle, Aluminium vaccume head fabricated out of anodized aluminium and plastic of size upto 18 inch including multicore wire of appropriate size and length 30 mtrs Complete all as specified and as directed by Engr-In-Charge.

M&L for laying , connecting & testing single core copper conductor flexible PVC insulated heavy duty unsheathed cable 1100 volts grade10 Sqmm from satrter panel to motor connecting box cutting of existing PCC groove and isert the PVC Conduit pipe suitable size up to motors and connecting the cable all as specified and directed by Engr in Charge

M&L for laying , connecting & testing single core copper conductor flexible PVC insulated heavy duty unsheathed cable 11000 volts grade 06 Sqmm from satrter panel to motor connecting box cutting of existing PCC groove and isert the PVC Conduit pipe suitable size up to motors and connecting the cable all as specified and directed by Engr in Charge

M&L for Preparaton of old surfaces for painting of existing CI/ GI pipe of size up to 200mm by peeling existing paint layer and dust , cleaning of surface , and applying to coats of sytnhetic enamel paint of colour as decided over one coat of red oxide primer on all outdoor sides of pipe complete all as specified and directed by Engr in Charge.

M/L for maintenance and servicing of DG SET complete including draining out of diesel from tank , cleaning the tank thoroughly and refilling the drained out diesel , drain out engine oil from the sump , flushing the sump thoroughly and replacing the fuel filter ements 2 nos ,super bypass filter element 1no, oil filter element 2 nos and filling the starting batteries elecrtrolite to be maintain the required specific gravity, applying the petroleum jelly in battery terminal poles and charging , replacing the diesel tank level tube, cleaning the entire DG set with accessories as prescribed by the manufacturer , checking of voltage ,frequency, amps , fuel, oil , water level and exhuast leakage etc. Tightening all the bolts & nuts to the required torque ..etc and testing as directed by Engineer In Charge and recording the test result complete for DG set of capacity 250 KVa to 380KVA Complete all as specified and as directed by Engr-In-Charge. Note:- (a) Engine Coolant, filters and belts will be measure and paid seperately . (b) Cost of all minor items ie gaskets grease liner etc deemed to be inlcuded in quoted rate.

All as per item No-24 but 100 KVA to 160 KVA Complete all as specified and as directed by Engr-In-Charge.

All as per item No-24 but 40KVA to 82.5 KVA Complete all as specified and as directed by Engr-In-Charge.

All as per item No-24 but up to 35 KVA Complete all as specified and as directed by Engr-In-Charge.

Supply only following items to be fixed under mentioned of above DG sets.

Air filters element for DG set of capacity 250KVA to 380 KVA Complete all as specified and as directed by Engr-In-Charge.

Air filters element for DG set of capacity 100KVA to 160 KVA Complete all as specified and as directed by Engr-In-Charge.

Air filters element for DG set of capacity 40KVA to 82.5 KVA Complete all as specified and as directed by Engr-In-Charge

Air filters element for DG set of capacity up to 35 KVA Complete all as specified and as directed by Engr-In-Charge.

Fuel filters element for DG set of capacity 250KVA to 380 KVA Complete all as specified and as directed by Engr-In-Charge.

Fuel filters element for DG set of capacity 100 KVA to 160 KVA Complete all as specified and as directed by Engr-In-Charge.

Fuel Filters element for DG set of capacity 40KVA to 82.5 KVA Complete all as specified and as directed by Engr-In-Charge.

Fuel filters element for DG set of capacity up to 35 KVA Complete all as specified and as directed by Engr-In-Charge.

Lube Oil filters element for DG set of capacity 250KVA to 380 KVA Complete all as specified and as directed by Engr-In-Charge.

Lube Oil filters element for DG set of capacity 100KVA to 160 KVA Complete all as specified and as directed by Engr-In-Charge.

Lube Oil Filters element for DG set of capacity 40KVA to 82.5 KVA Complete all as specified and as directed by Engr-In-Charge.

Lube Oil filters element for DG set of capacity up to 35 KVA Complete all as specified and as directed by Engr-In-Charge.

Fan belts matching with existing for DG sets capacity 100 KVA to 380KVA Complete all as specified and as directed by Engr-In-Charge.

Fan belts matching with existing for DG sets capacity up to 82.5 KVA Complete all as specified and as directed by Engr-In-Charge.

Lubricant Oil 20W40 or as per manufacturer recommendadtion Complete all as specified and as directed by Engr-In-Charge.

Coolant of specificaton as per manufacturer recommendation Complete all as specified and as directed by Engr-In-Charge.

M&L for dismantling self starter from DG sets capacity up to 380 Kva and reassembling after replacement of unserviceable items including fixing and testing Complete all as specified and as directed by Engr-In-Charge. Note :- Unserviceable items will be measured and paid seperately .

Rewinding of stator coils 250KVA to 380 KVA Complete all as specified and as directed by Engr-In-Charge.

Rewinding of stator coils up to 160 KVA Complete all as specified and as directed by Engr-In-Charge.

Replacement of bearing sets suitable size of capacity 250KVA to 380 KVA Complete all as specified and as directed by Engr-In-Charge.

Replacement of bearing sets suitable size of capacity up to 160 KVA Complete all as specified and as directed by Engr-In-Charge.

Replacmnet of Gear wheel set complete set Complete all as specified and as directed by Engr-In-Charge.

M&L for dismantling charging alternator for DG set of any capacity up to 380 KVA and re asssembling after replacement of unserviceable items including testing complete all as specified and directed . Note :- U/S item supply only following items to be fixed under items above .

Rewinding of starter /rotor coils Complete all as specified and as directed by Engr-In-Charge.

AC to DC Converter set Complete all as specified and as directed by Engr-In-Charge.

Supply and fixing in replacement AVR unit for alternator of any capacity matching with existing sample Complete all as specified and as directed by Engr-In-Charge.

M&L for dismantling of FIP and calibration servicing at admissible pressure for DG set of any capacity and make including minor spare parts if required Complete all as specified and as directed by Engr-In-Charge.

M&L for Dismantling of exitor unit assmbly and rewinding of stator/rotor coils including replacement AC/DC connector Complete all as specified and as directed by Engr-In-Charge.

S&F in replacement control contactors /relay matching with exiting for AMF Panel Complete all as specified and as directed by Engr-In-Charge.

M&L for replacement of control wiring of AMF with 1.0Sqmm flexible copper conductor single core or as per existing including testing Complete all as specified and as directed by Engr-In-Charge.

Repair/maint of Automatic change over switch of AMF panel by checking logic circuit , replacement of coils or any item reqd for making ACs functional complete all as specified and directed by Engr in Charge.

Supply and fixing in replacement Governor Controller unit for any capacity DG Set matching with existing sample Complete all as specified and as directed by Engr-In-Charge.

Supply and fixing in replacement onload change over switch 4 pole, 400 Amps matching with existing Complete all as specified and as directed by Engr-In-Charge.

Supply and fixing in replacement onload change over switch 4 pole, 200 Amps matching with existing Complete all as specified and as directed by Engr-In-Charge.

Supply and fixing in replacement onload change over switch 4 pole, 63 Amps matching with existing Complete all as specified and as directed by Engr-In-Charge.

Supply and fixing in replacement low maintenance Lead acid battery 12 volt 150 AH Complete all as specified and as directed by Engr-In-Charge.

Supply and fixing in replacement low maintenance Lead acid battery 12 volt 130 AH Complete all as specified and as directed by Engr-In-Charge.

S&F in replacement brass terminals of battery lead of size and shape matching with existing complete all as specified and directed by Engineer-in-Charge.

Supply and fixing in replacement of battery copper lead as per existing size. Complete all as specified and directed by Engineer-in-Charge.

M&L servicing of External Battery Charger 12/24 volts assy by disconnecting the AC supply and taken to service centre after dismantling the same cleaning all accessories, replace the burnt parts like :- diodes , recifiers and DC & AC fuse units and reassambling the same , refitting the charger including testing Complete all as specified and as directed by Engr-In-Charge.

M/L for fixing the battery charger 12/24 volt DC as reqd in existing control panel including necessary connections , cutting for fixing the volt meter , ammeter and connecting the battery Complete all as specified and as directed by Engr-In-Charge.

Repair/Maint of radiator assy of DG set by disconnecting and removing from eingine , dismantling the top & bottom chambers , descalling the sediments and scales , corrosion ..etc by means of suitable chemicals and high pressure water washing , air cleaning , re assembling the same with new gaskets, including arresting leakage , if any and fixing to the engine with new hoses clips etc including cleaning the slots as required chemicals and other T&P reqd for job Complete all as specified and as directed by Engr-In-Charge. Note : - Cost of transportation if any, chemicals and other T&P reqd to complete job is deemed to be inclue in quoted rate.

250KVA to 380 KVA Complete all as specified and as directed by Engr-In-Charge.

100 KVA to 160 KVA Complete all as specified and as directed by Engr-In-Charge.

40 KVA to 82.5 KVA Complete all as specified and as directed by Engr-In-Charge.

up to 35 KVA Complete all as specified and as directed by Engr-In-Charge.

S&F in replacement of injector HP pipe from FIP to injector for DG set up to 250 KVA matching with existing sample complete all as specified and directed by Engrin Charge.

S&F in replacement Hose pipe for radiator assembly Complete all as specified and as directed by Engr-In-Charge.

S&F in replacement Flexible pipe for DG set Complete all as specified and as directed by Engr-In-Charge.

S&F injector asembly for DG set up to 250 KVA Complete all as specified and as directed by Engr-In-Charge.

M&L for dimantling of defective water pump assembly by disconnecting hose pipe connections , fanbelt, radiator connection and reapairing with seal etc to make leak proof suitable for up to 380 Kva DG set Complete all as specified and as directed by Engr-In-Charge.

S&F In replacement of flywheel ring of up to 250 KVA generator by dismantling alternator from engine removal of unserviceable ring, insertion of new ring on shaft and refixing alternator to Engine duly aligned in position Complete all as specified and as directed by Engr-In-Charge.

M&L for dismantling of Turbo charger assembly by disconnecting xhaust and Air pipe clening of fan blades , replacement to spacer kit and other minor items complete including refixing in position Complete all as specified and as directed by Engr-In-Charge.

S&F in replacement of Expansion bellow suitable for DG set up to 250 KVA Complete all as specified and as directed by Engr-In-Charge.

S&F stop solenoid switch complete including plunger and mounting arrangements 12/24 volts as reqd at site for up to 250 KVA DG set matching with exiting sample complete all as specified and directed .

M&L for repairing of DG Set Canopy by fixing broken hinges welding , greasing , repairing , tightining of earthing including new hinges , welding /brazing , greasing if reqd for complete Canopy of off sizes of any capacity DG Set complete all as dpeciefied and directed by Engr in Charge.

M&L for fixing in repair locking arrangement of external doors of DG Set Canopy by providing proper lock mechanism with Key, including replacement of lock if reqd complete all as specified and directed by Engr in Charge .

M&L for Preparaton of oldsurfaces for painting of existing DG Set Control Panel/ AMF Panel of size up to 1.7x1.2x0.4mtr by peeling existing paint layer and dust , cleaning of surface , and applying to coats of sytnhetic enamel paint of colour as decided over one coat of red oxide primer on all outdoor sides of LT panel including inner side of gates complete all as specified and directed by Engr in Charge.

PCC 1:2:4 type B-2 using 40mm graded stone aggregate as in pillars , columns , including caps and bases.necessary form work complete all as specified and directed by Eng-In-Charge.

S&F in replacement MCCB 3/4 Pole 200 Amps 25 kA, 415 Volts complete all as specified and directed by Engr-In-Charge.

S&F in replacement MCCB 3/4 Pole 250 Amps 25 kA, 415 Volts complete all as specified and directed by Engr-In-Charge.

S&F in replacement MCCB 3/4 Pole 315 Amps 16 kA, 415 Volts complete all as specified and directed by Engr-In-Charge.

Supply and fixing in replacement Automatic Transfer Switch 4 pole 415 volts, 63 Amps with Enclosure, prewired including connectiong with existing system complete all as specified and directed by Engr-In-Charge.

Supply and fixing in replacement Automatic Transfer Switch 4 pole 415 volts, 125 Amps with Enclosure, prewired including connectiong with existing system complete all as specified and directed by Engr-In-Charge.

Supply, laying and testing cable XLPE insulated, screened, PVC bedded galvanised steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium sonductor of size 50 Sqmm x 3.5 core including taking down unserviceable UG cable Complete all as specified and as directed by Engr-In-Charge.

Supply, laying and testing cable XLPE insulated, screened, PVC bedded galvanised steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium sonductor of size 95 Sqmm x 3.5 core including taking down unserviceable UG cable Complete all as specified and as directed by Engr-In-Charge.

Supply, laying and testing cable XLPE insulated, screened, PVC bedded galvanised steel strip or wire armoured, electric power cables (heavy duty) 1100 Volts grade with stranded aluminium sonductor of size 150 Sqmm x 3.5 core including taking down unserviceable UG cable Complete all as specified and as directed by Engr-In-Charge.

Earthing complete with galvanized steel earth plate electrode 60cm x 60cm x 6mm thick buried directly in ground (earth pit not less than 2.25 mtrs deep below ground level) with top edge of the earth plate at a depth of not less than 1.5 mtr below ground level connected to galvanized iron strip 25 x 4 mm as earthing lead by means of bolts, nuts and washers made out of GI/steel earth strip protected by GI light grade pipe of 40 mm dia and connecting to main panel board/switch board/control board all shown in electrical plate No 3 of SSR Pt I incl PCC chambers in 1:2:4 and RCC cover slab with 8mm dia MS bars reinforced at 10 cm center to center both ways incl earth work like excavation, returning filling back disposal etc complete.

Repair/maint of 1250 ltrs per day capacity Solar flat plate collector type water heater after disconnecting the existing water supply/electrical connections from any height of the buliding dismanting cleaning and serving the aluminium channels /sheets /angles, hot water vessel and solar glass panel including repalcement of defective/worn out components, replacement of insulation and re assembling the box connecting up water connections header/riser pipes nozeels etc cleaning the same materials with anti bacterical descaling and anti corrrision spray painting where ever necessary including brazing and arresting leakages and testing for satisfactory performance complete all as specified and directed by Eng-In-Charge. Notes : (i) Cost of items like brazing, anti bacterial spray, descaling solution, anticorrosion spray and other misc minor items is deemed to be included in quoted rates. (ii) Major items like flat plate collector, broken frame angle iron stand, tank etc if required to be replaced will be measured and paid seperately under respective item of sch.

All as per item No. 70 above here in before but for capacity 500 ltrs per day complete all as specified and directed by Engr-In-Charge.

All as per item No. 70 above here in before but for capacity 300 ltrs per day complete all as specified and directed by Engr-In-Charge.

All as per item No. 70 above here in before but for capacity upto 125 ltrs per day complete all as specified and directed by Engr-In-Charge.

Supply only following items to be fixed under Item No. 71 to 73 complete all as specified and directed by Engr -In-Charge

Flat plate Collector glass of size upto 2.5 sqm matching with existing compltete all as per site requirment complete all as specified and directed by Eng-In-Charge.

End cover brass flanged type for collectors matching with existing complete all as specified and directed by Eng-In-Charge.

Gasket as per sample matching with existing for solar water heater complete all as specified and directed by Eng-In-Charge.

Heating element for solar water heater up to 500 litres with rubber gasket threaded push type or matching with existing sample 230V upto 3KW complete all as specified and directed by Eng-In-Charge.

Thermostat suitable of solar water heater up to 500 litres capacity and the range 0 to 80 degree centigrade matching with existing sample complete all as specified and directed by Eng-In-Charge.

Electric back up kit of solar water heater upto 3 KW including temprature gauge matching with existing sample complete all as specified and directed by Eng-In-Charge.

Open/Close barrel flanges matching with existing sample complete all as specified and directed by Eng-In-Charge.

Assistant tank float with ball brass of size matching with existing complete all as specified and as directed by engr-InCharge.

NRV for solar water heater of any capacity matching with existing sample complete all as specified and directed by Eng-In-Charge.

Heat transfer fluid/chemical matching with existing specifications complete all as specified and directed by Eng-In-Charge.

Supply & Lay tubes medium grade galavanised with all fittings laid in trenches /fixed on walls /floors complete of size 40mm dia complete including taking down old GI pipe complete all as specified and directed by Eng-In-Charge.

Supply & Lay tubes medium grade galavanised with all fittings laid in trenches /fixed on walls /floors complete of size 25mm dia complete including taking down old GI pipecomplete all as specified and directed by Eng-In-Charge.

Supply & Lay tubes medium grade galavanised with all fittings laid in trenches /fixed on walls /floors complete of size 20mm dia complete including taking down old GI pipe all as specified and directed.

Supply & Lay tubes medium grade galavanised with all fittings laid in trenches /fixed on walls /floors complete of size 15mm dia complete including taking down old GI pipe complete all as specified and directed by Eng-In-Charge.

Taking down unserviceable gun metal gate valve, closing tap of any type and size from position complete all as specified and directed by Engr-In-Charge.

S&F in replacement of Gun metal gate valve with iron wheel head , screwed both ends for 40mm bore GI pipe , complete all as specified and directed by Eng-In-Charge.

S&F in replacement of Gun metal gate valve with iron wheel head , screwed both ends for 25mm bore GI pipe , complete all as specified and directed by Eng-In-Charge.

S&F in replacement of Gun metal gate valve with iron wheel head , screwed both ends for 20mm bore GI pipe , complete all as specified and directed by Eng-In-Charge.

S&F in replacement of gun metal gate valvewith iron wheel head , screwed both ends for 15mm bore GI pipe , complete all as specified and directed by Eng-In-Charge.

S&F in replacement of closing tap cast copper alloy chromium plated screwed for iron pipes of size 20 mm dia including taking down old complete all as specified and directed by Eng-In-Charge.

S&F in replacement of closing tap cast copper alloy chromium plated screwed for iron pipes of size 15mm dia including taking down old complete all as specified and directed by Eng-In-Charge.

S&F replacement of Rotational Moulded polythelene water storage tanks (Cylinderical verticle with closed top) hoisted and fixed in position of 500 Ltr capacity complete all as specified and directed by Eng-In-Charge.

S&F of Ball brass valves of sizes 25mm dia high pressure with polythe float and flynut complete all as specified and directed by Eng-In-Charge.

S&F in Repair/replacement of S/Steel 304 heavy duty tank with Puff insulation , thermo siphon 65 to 70 degree 100Ltr capacity cladding with 22SWG aluminium sheet with taping screws MS channels of adequate thickness with base plates , connecting rubber hose pipes , temprature gauge and connected accessories suitable for 100Ltr capacity solar water heating system including electrical back up up to 3KW testing on pressure complete all as specified and directed by Eng-In-Charge.

All as sper item No 89 here in befrore but suitable for 300 to 500Ltr capacity per day solar water heater SS tank complete all as specified and directed by Eng-In-Charge.

Supply and fixing 1100 volts grade heay duty cable PVC insulated multi standerd 4 Sqmm served with inner sheathing of PVC tape and over all PVC sheathed in service connections wire , 3 core cable complete all as specified and directed by Eng-In-Charge..

S&F in replacement of sheet metal enclosure SPN with two pole and earth metal plug and socket 20 Amps 240 Volts including provisions of one single pole MCB 20 Amps complete all as specified and directed by Eng-In-Charge.

M&L for Checking serviceability of FPC panel choking , cleaning copper tubes and adding heat transfer chemical complete all as specified and directed by Eng-In-Charge.

Supply and fixing in replacement circulating pump of upto 1 HP matching with existing sample complete all as specified and directed by Eng-In-Charge.

M&L for Carrying the chocked/ unserviceable/broken/Leak solar panel of any capacity to the local workshop for drilling the solar panel circulation copper tubes for removing the sediment and descaling complete circulation tubes with the helps of recommended chemical/acid and brazing/welding the drilling portion and broken or leaking part of tubes to make leak proof and serviceable complete all as spicified and directed by Engineering - in- charge.

Supply and fixing in replacement of solar panel cirulation copper tubing set copmlete (including welding strip/sheet of standard size and Flanged joints ) all as per site requirement and as directed by Engr-in -Charge.

S&F in replacament stainless steel water makeup tank of cap connected with main stainless steel tank of size matching with existing complete all as specified and directed by Eng-In-Charge.

PCC 1:2:4 type B-2 using 40mm graded stone aggregate as in pillars , columns , including caps and bases.necessary form work complete all as specified and directed by Eng-In-Charge.

S&F in replacement of Hot water pipe duly insulated with glass wool and aluminium cladding 20 mm bore complete all as specified and directed by Engineer-In-Charge

Supply errection and fabrication of nut , bolts , washers, collector legs , clamps , screws fabricated from structural steel section including welding,bending cold or hotdrilling holes for bolts including painting with stove enamelled paint over a coat of red oxide in any shape or size as indicated or complete all as specified and directed by Eng-In-Charge..

Supply and fixing in replacement Stand suitable for fixing Solar panels of Size upto 2.5 sqm fabricated out of angle iron of size matching with exisitng with no of required legs inclined to angle as existing including providing grouting with ground/roof with pcc pedestals complete all as specified and directed by Engr-In-Charge.

M&L for prunning of trees/branches/bushes coming above the solar panels for providing direct sunlight using suitable T&P and shifting broken bushes to nearby dumping point complete all as specified and directed by Eng-In-Charge.

S & F in replacement evacuated tube solar collector tubes sutaible for ETC panels of solar water heater of capacity upto 500LPD matching with existing sample including taking down existing unserviceable tubes with mounting provision and testing on complete. complete all as specified and as directed by Engr-In-Charge.

S & F in replacement solar flat plate collector flat rectangular shaped with transperent glass coat duly glazed including absorber plate of highly conductive material dully coated and insulated to minimize heat losses including fluid circulation system duly filled with antifreeze solution / water as per existing with inlet and outlet ports for connection solar flat plate collector of mounting strucure shape and size matching with existing fixed inside frame including matching with existing complete all as specified and as direcet by Engr-In-Charge.

Supply, install, connecting, testing and commissioning in replacement oh high pressure single head adjustable dosing system of the following specification : Adujstable high pressure 5 kg / sq cm power input 230V, 50 HZ, 40spm 1 / 30 fractyional horsepower, max output 10 ltr/ hr with mandatory accessories like lead tubing, connecting ferrules, check valve. (1) Preparation tank of net capacity 100 ltrs, FRP dosing tank with stang consisting of : Water inlet line, Outlet with stainer, Drain, Overflow, Conical bottom for sludge deposition, Pot hole with cover, Level gauge, Agitator 120 watt 900 RPM 1 phase flange mounted motor with plastic shaft and impeller. (2) Service tank net capacity 100 ltrs consisting of : Water inlet line, Dosing pump inlet arrangement, Drain, Overflow, Level gauge, Inspection port, Agitator 120 watt 900 RPM 1 phase flange mounted motor with shaft and impeller, Provision of mounting pump on lid / wall

NRN GROUP (BID ID -3472537)

ADR ENTERPRISES (BID ID -3480136)

SRINIDHI DIESELS & ELECTRICALS (BID ID -3476183)