Design, Providing, Fitting, Installation, Testing and Commissioning of 400 KVA Aluminium Make Distribution Transformer along with Recapitalization of Electro Mechanical Equipment at LIS Talwara

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Tender Inviting Authority: Executive Engineer

Name of Work: Design, Providing, Fitting, Installation, Testing and Commissioning of 400 KVA Aluminium Make Distribution Transformer along with Recapitalization of Electro Mechanical Equipment at LIS Talwara (District Reasi)

with superior quality varnish and drying the stator winding completely Providing/Fitting of bearings nos.6318/C3 to driving as well as to the non driving end of the motors as per sample, greasing bearings properly. Reassembling the motor with the help of nuts/bolts/screws after inserting rotor inside the stator of the motor and checking the continuity of each phase. Refitting/installation of 100 HP motor of unit no. II, III on the base frame and coupling it with pump and making all the electrical connections by way of providing, fitting & crimping of new aluminium thimbles. Dismantling of 3.5 cusec, 48m head split casing horizontal centrifugal pump of pumping unit no. II, III from the base frame at LIS Talwara after decoupling it from motors, taking out impeller shaft assembly after dismantling of pump body. The job involves complete dismantling of bearings from the bearing housing. Cleaning all components like impeller shaft assembly bearing housings, gland bushes, rings, pump body, top cover etc. thoroughly with abundant fresh water and thereafter appropriate solvents to remove silt, mud and rust etc. Providing/fitting of 2 no. new bearings at both NDE and DE as per the given sample for each pump. Reassembling/refitting of the pump components and closing the top cover by P/F of new nuts, bolts, studs, washers, rubber/paper sheet and gland packing along with greasing. Reinstalling on the base frame by providing / fitting of new nuts, washers etc. Coupling with motor after providing and fitting of coupling, coupling bolts-06 nos. along with rubber bush as per sample and checking for alignment. Job also involves providing of 4kg gland packing, 5kg grease as per site requirement. Replacement of damaged Aluminium cable by providing, fitting and laying of insulated Aluminium cable 95 sqmm,230 m. Standard quality (reputed make) conforming to relevant IS-Code. Job includes connecting this cable from L.T. Control panel to Star Delta Starter and Star delta starter to motors of Unit No. I, II & III by way of providing and fitting of necessary numbers and suitable size of aluminium thimbles duly crimped with the aluminium cable ends, applying of insulation tape etc. at LIS Talwara. Repair/service to sluice valve 150mm Dia of unit no. II, III by way of extraction of stem rod with nut, opening of body seat ring, ring for flap, gland bracket with gland stud/nut and proper cleaning of parts with clean water/appropriate solvent. Replacement of bolts, nuts & rubber gaskets. Reassembling and refitting of the sluice valves. Providing/Fitting of gland packing and proper lubrication. Job further involves repairs/servicing/cleaning to 150mmdia Reflux Valve / NRV of Unit no. II, III by way of extraction of hinged flapped disc, nuts, bolts, washers, gasket and cleaning with clean water/appropriate solvent and then replacing of gaskets and rubber seals followed by reassembling back to original assembly. Job also includes repair to exposed portion of 400mm dia MS Rising Main at multiple spots along whole length of the rising main by using good quality welding electrodes, tools and tackles as per site requirement at LIS Talwara. Complete painting of all pipes i.e. suction pipes, delivery pipes along with valves. Job includes removal of old paint, dust by using sand paper, wire brush and thin metal strips etc then applying one coat of red oxide primer and drying up completely, then applying two coats of black paint/ black synthetic enamel completely. Complete replacement of old damaged electric wire and electrical parts by complete electrification by way of providing / fitting of standard quality material as per site requirement for lighting circuits, heating circuits etc. Extraction / removing of old damaged temporary wiring along with damaged switch, socket etc. Providing of point wiring with 1.5 sq mm or equivalent copper cable for light / fan points / socket points approximately 10 nos. inside and outside pump room in PVC Batton/pipe as per site requirement. The job also includes providing and fitting of gang boxes, switches, sockets, holders,8 LED bulbs

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Sl. No. Item Description Item Code / Make Quantity Units Estimated Rate in Rs. P Addition / Deduction Addition / Deduction Values Currency Convertion against each Item Quoted Currency in INR / Other Currency RATE (Inclusive of all taxes) In Figures To be entered by the Bidder in Rs. P Excise Duty in Rs. P GST in Rs. P Freight Charges ( Unloading & Stacking) in Rs. P Any Other Taxes/Duties/Levies in Rs. P Other Taxes 2 in Rs. P IIIrd Party i.e DGS&D / RITES etc Inspection Charges @0.34%+Service Tax in Rs. P Less for Cenvat Credit,if any respect of Supplies Under full Excise Duty Category in Rs. P TOTAL AMOUNT Without Taxes in Rs. P TOTAL AMOUNT With Taxes in Rs. P TOTAL AMOUNT In Words

1 Design, Providing, Fitting, Installation, Testing and Commissioning of 400KVA Aluminium Make Distribution Transformer, floor mounted for running of three no. pumping units each coupled with 100 HP motor. The 400 KVA Transformer with an input voltage of 11KV and output voltage of 415 V should be energy efficient level-2 type. KEY TECHNICAL SPECIFICATIONS INCLUDE: -Primary Voltage (Input): -11000 volts(11kv), Secondary Voltage (Output): -415 volts,Capacity: 400KVA (Kilovolt-amperes),Winding Material: -Aluminium windings,Cooling Type: -Oil immersed with a specific oil capacity around (450-600 liters) Type of Cooling: -Commonly ONAN (Oil Natural Air Natural) Cooling,Impedance: -Usually around 4 to 6% (depending on design),Frequency: - 50 Hz, Insulation- Class F Transformer should be provided with oil temperature indicator, winding temperature indicator, pressure relief device and all other accessories and electrical components for its functioning at Lift Irrigation Station Talwara, District Reasi, Union Territory of Jammu and Kashmir. Job consists of transportation of the new transformer to the LIS Talwara by mechanical transport upto road side. Unloading the transformer at road side nearest of LIS using manual labour, crane etc., and then carriage of the transformer manually using tools / tackles etc. through hilly terrain to the site of installation. Removing of old transformer body from the foundation block manually using tools / tackles and stacking it at a suitable place. Mounting of the transformer on the foundation block. Making all the electrical connections on HT and LT side along with proper insulation by providing/fitting of new thimbles, cotton tape rolls etc. as per requirement. Checking for continuity, insulation and putting the transformer on no load and then on full load. The Transformer shall be inspected from third party i.e.: M/S CEIL/Rites/any other inspecting agency complying with ISO 17020 standards before dispatch. The inspection charges shall be paid by the firm / contractor. The inspection charges shall not be re-imbursed. Recapitalization of damaged 400 KVA 3 phase manually operated Voltage stabilizer of LIS Talwara by way of disconnecting all electrical connections. Draining out the water/silt from the stabilizer and extracting out of rotor switches after extracting of coils along with core assembly from the stabilizer with the help of tripod stand, chain pulley block and other tools, tackles. Carriage and shifting of coils and damaged parts of voltage stabilizer from LIS Talwara to roadside using manual labour and then by mechanical transport to workshop. Rewinding of complete leg coils using standard quality copper wire of appropriate gauge. Varnishing all coils with standard make varnish and allowing it to drying completely. Job includes replacement of damaged Bakelite plates, copper bolts and internal leads. Giving heat treatment to core assembly of the stabilizer to make them free from moisture. Back shifting of repaired/serviced components of voltage stabilizer to LIS. Complete cleaning of tank/container of voltage stabilizer to make it free from any rust and dirt, drying completely. Lowering of coils along with core assembly to stabilizer body. Job includes replacement of damaged MCCB by providing and fitting of new MCCB of reputed make, 3 no. voltmeter, 3 no. ammeter, selector switches, indicator lamps, high voltage and low voltage cut off relay, earth fault relay, single phase preventer, cut off alarm of original specification. Filling of fresh T.oil 600 liters approximately. The job also includes replacement of complete internal wiring. Replacement of damaged by pass switch by way of provided / fitting of new bypass switch of suitable capacity of reputed make. Job includes providing/fitting of new thimbles, nuts etc. Repair/Service to 630 Amp Main Switch by providing/fitting of new four pole MCCB 630 Amp of reputed make, bus bars and all other electrical fiitings/components as per original specification to make it functional after dismantling the old damaged parts. Thereafter connecting all cables, accessories to it. Replacement of damaged P.V.C. Sheathed Armoured Aluminium cable 185 sq mm 3.5 core by providing, fitting and laying of insulated/P.V.C. Sheathed Armoured Aluminium cable 240 sqmm 3.5 core 22 meter in length of reputed make conforming to relevant IS-Code at LIS Talwara. Job includes connecting 240 sqmm 3.5 core aluminium cable from transformer to Main Switch, Main Switch to voltage stabilizer and voltage stabilizer to L.T. Control Panel inside the pump house connected with aluminium thimbles of suitable size duly crimped and properly insulated by applying cotton tape and insulation tape. Overhauling/Repair to LT Control Panel for 3 nos. 100 HP motors at LIS Talwara which involves extraction of all the damaged electrical components i.e. Relays, MCCBs, Voltmeter, Ammeter, Selector switches, Busbars, HRC fuses, wiring etc., then cleaning of the whole enclosure of LT Control Panel thoroughly to remove silt, mud etc., then removal of old paint, dust by using sand paper, wire brush and thin metal strips etc. Job then involves applying of good quality paint of suitable colour on LT Control Panel body and drying completely. Replacing all the old components with new ones as per original specification and as per site requirement. Job involves providing/fitting of new electrical components i.e. all CT coils, HRC fuses, Voltmeter(0-500V), Ampere meter, selector switches, Phase Indicators of all the three units of LT Control Panel for 100 HP motors. Providing/Fitting of Incoming feeder consisting of 630 Amp MCCB 3 P of reputed make (with suitable breaking capacity) with internal magnetic setting for overload and short circuit etc., three nos. phase R, Y, B, L.E.D. each. Providing/Fitting of three no. main outgoing feeders consisting of 250 Amp. M.C.C.B 3 P of reputed make (with suitable breaking capacity) in each outgoing, suitable ammeters with selector switch for individual units. Job involves proper positioning of LT Control Panel on Floor for better utilization. The job also includes providing/fitting of internal wiring, remaking of end connections of cables by providing/fitting of new thimbles along with insulation as per site requirement. Dismantling 100 HP motor of unit no II, III from base frame and disconnecting all the electrical connections, decoupling of motors from pump at LIS Talwara. Taking the motors out of the pump house, carriage to roadside with the help of tools, tackles & manual labour through hilly terrain. Loading in mechanical transport, for shifting to workshop and carriage back after conducting necessary repairs. Dismantling of the motors by way of unscrewing of nuts/bolts and then extraction of rotor from the stator extracting out old damaged copper winding from the stator. Initial cleaning, washing of rotor and stator with clean fresh water and then drying up. Cleaning the slots of stator with appropriate chemical cleanser. Complete rewinding of the stator with providing/winding and fitting of new copper wires of requisite gauge and specifications. Providing and fitting of new F class insulation, packing material. Varnishing the stator winding item1 1 Complete Job Excess(+) Full Conversion INR 1.01 Supplying, Conveying and fixing spls. Including eart item1 123.223 Nos

Total in Figures 4 Construction of chamber for 100mm sluice plates item5 10 Nos

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