Repair of Motor of Fan of Cooling tower of 275 TR Chiller Plant along with allied works of cooling tower circuit installed at Govt. Super Speciality Hospital Jammu

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Tender Inviting Authority: Executive Engineer, Mechanical & Hospital Division GMCH Jammu.

Repair of Motor of Fan of Cooling tower of 275 TR Chiller Plant along with allied works of cooling tower circuit installed at Govt. Super Speciality Hospital Jammu.

Sl. No. Item Code / Make Quantity Units Estimated Rate Addition / Deduction Rate including GST to be quoted by the bidder Rs. P Currency Convertion against each Item Quoted Currency in INR / Other Currency Rebate on old parts in Percentage (%) if any Excise Duty VAT Freight Charges ( Unloading & Stacking) Any Other Taxes/Duties/Levies Other Taxes 2 IIIrd Party i.e DGS&D / RITES etc Inspection Charges @0.34%+Service Tax Less for Cenvat Credit,if any respect of Supplies Under full Excise Duty Category Net Cost of item Rs. P

1 Rewinding and repair of 10 HP, 955 RPM, 415 V, Delta-connected, 50 Hz, 3-phase induction motor of Cooling Tower Fan. The job includes disconnecting and dismantling the motor from the cooling tower fan assembly, complete opening of the motor, removal of burnt and damaged windings, cleaning of stator slots and core, inspection of stator core, rotor, shaft, bearings, end shields, terminal box, cooling fan and other components for defects and damages. The job also includes rewinding of the stator using superior quality super enamelled copper wire of the original gauge and specifications, providing all necessary slot insulation, phase insulation, wedges, sleeves and insulating materials, making proper coil connections, brazing/soldering of joints, insulation treatment, varnishing, baking and curing of the rewound stator for enhanced insulation strength and moisture resistance. The job also includes servicing and cleaning of all motor components, inspection of bearings and replacement of defective bearings with equivalent specifications, checking and rectification of terminal connections, bearing seats and shaft alignment, reassembly of the motor, greasing of bearings with recommended grade grease, testing of winding resistance and insulation resistance, conducting no-load and load trials, and ensuring satisfactory performance of the motor. The job further includes refitting the motor with the cooling tower fan assembly, alignment, testing, commissioning and handing over the motor in proper working condition. The complete job includes cost of material , tool and tackles charges , labour charges, transportation charges and all kind of taxes thereof 1 job Excess(+) Full Conversion INR

2 Repair of Control Panel of Cooling Tower Fan.The job includes inspection, fault finding, repair and restoration of the control panel of the cooling tower fan. The job includes checking of incoming and outgoing power circuits, MCCB/MCB, contactors, overload relays, timer relays, selector switches, push buttons, indicating lamps, control transformers, terminal blocks, capacitors, relays, wiring and all associated electrical components. The job further includes tightening of all electrical connections, replacement of damaged lugs, ferrules and wiring, cleaning of panel components, rectification of short circuits, overheating points and insulation faults, testing and calibration of protection devices, and replacement of defective components such as MCBs-32A-01 no, MNX 25 contactors -01 no. and overload relay, to restore the panel to proper working condition. After completion of repairs, , continuity checks, functional testing and trial run of the cooling tower fan shall be carried out to ensure safe and reliable operation. The job includes cost of labour charges , tools, tackles, testing instruments charge, consumables , transportation and all kind of taxes thereof 1 job Excess(+) Full Conversion INR

3 Replacement of old defunct cable by way of Providing, laying, testing and commissioning of 4 core × 10 sq.mm XLPE insulated, PVC sheathed, armoured aluminium conductor cable, 1.1 kV grade, for power supply to Cooling Tower Fan motor. The job includes laying of cable with necessary protective coverings, supply and fixing of suitable heavy-duty aluminium cable lugs, brass double compression glands, ferruling, termination at both ends, dressing and clamping of cable, identification tagging, insulation resistance testing, continuity testing, connection to the control panel and motor terminals, and commissioning of the motor. The job includes all labour, tools, tackles, consumables and allied works required for satisfactory completion of the work and all kind of taxes thereof 140 meter Excess(+) Full Conversion INR

4 Replacement of 100 Amp MCCB in Condenser Motor Control Panel of cooling tower circuit .The job includes disconnecting the power supply, dismantling and removing the existing defective 100 Amp MCCB from the condenser motor control panel, and supplying, fitting, testing and commissioning of a new 100 Amp, TPN, thermal-magnetic MCCB -01 nos. of make Hvells/L&T/Schenider/ABB of breakig capacity 25Ka. The job includes checking and tightening of all incoming and outgoing power connections, replacement of damaged cable lugs, nuts, bolts and other accessories, modification of panel mounting arrangements, cleaning of the panel, testing of insulation resistance and continuity of circuits, verification of phase sequence and protection settings, and carrying out trial runs to ensure proper operation of the condenser motor. The job includes all labour, tools, tackles, testing instruments, transportation, consumables and allied works required for satisfactory completion of the work, complete in all respects. 1 job Excess(+) Full Conversion INR

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