Repair, Maintenance of Central AC Plant at A Regt and Repair to fire fighting system and connected works at Military Station Kanasar under GE(N) Bikaner

Amount

M&L for comprehensive maintenance, periodical inspection, servicing / calibration of 01 No Air conditioning plants having 2x55 TR Air cooled chiller (01 Working and 01 standby) & 2 x AHUs of capacity 55 TR, 10000 CFM installed at Kanasar Mil Stn, by OEM service professional and calibration of all the sensor, gauges connected to the system, checking of refrigerant gas pressure, capillary tube, coils as per AC plant, checking functioning of all motorised actuator/control valve in supply and return duct damper connected to AHU for smooth and efficient functioning, complete all as specified and as directed. Note :- Contractor shall submit the serviceability report.

Supply only refrigerant R407C gas as per standard of UNEP or ISHRAE complete all as specified and as directed.

Supply and fixing in replacement (micro computer control) microprocessor based PLC power supply card / compressor card with RAM (control system with mother board) including display with suitable cord installed in 55 TR chiller unit of make Blue star model XAC2YS-060 having 3 Nos scroll compressor for controlling temperature, compressor cut off/on, sensor input-output interface, solenoid valve & expansion valve controller as per installed on site complete all as specified and as directed.

Supply and fixing in replacement thermal Expansion valve with capillary tube of capacity 30 TR, 104 KW for R407 refrigerant gas installed in 55 TR chiller unit as per installed on site complete all as specified and as directed.

Supply and fixing in replacement thermal Expansion valve with capillary tube of capacity 18 TR, 63 KW for R407 refrigerant gas installed in 55 TR chiller unit as per installed on site complete all as specified and as directed.

Supply and fixing in replacement solenoid valve along with operating coil as per installed in 55 TR chiller unit complete all as specified and as directed.

M&L for cleaning/flushing the condenser fins and cooling coil of 55 TR Plant with CTC chemical, flushing the system of suction, discharge, liquid line and all valves by using nitrogen and CTC chemical complete all specified and directed.

Supply and fixing in replacement the Hot water generator tank elements of 6000 W after flushing the system of suction, discharge, liquid line and all valves and making hot water pump functional with proper necessary servicing by using CTC chemical and making operational complete all specified and directed.

Supply and fixing in replacement electronic High Pressure and Low Pressure transducer/ transmitter of range 0 to 10 bar with glanded cable upto 5 metre as per installed in 55 TR chiller unit complete all as specified and directed.

Supply and fixing in replacement auxiliary Power Contactor 3 Pole NO/NC type to be mounted on power contactor of capacity 18/25/35 Amps as per existing specification complete all as specified and as directed.

Supply and fixing in replacement Auxiliary Contact block 3 Pole, With 2NO+2NC contacts, model No LAEN22 of make Schneider or equivalent complete all as specified and as directed.

Supply and fixing in replacement Power contactor 3 Pole, AC3, 415 Volts for 9kW Motor or 18A with 1NC auxiliary contacts, model No LC1E1801 of make Schneider or equivalent complete all as specified and as directed.

Supply and fixing in replacement Control relay 3 Pole, AC3, 415 Volts with 2NO+2NC auxiliary contacts, model No CAE22 easy pact TVS of make Schneider or equivalent complete all as specified and as directed.

M&L for taking down / disconnecting of motor of capacity 2 HP to 3 HP by removing all electrical connection from panel/ starter/ foundation and condenser, transport from site to workshop and back after repairing including all required material such as bearings, terminals, rewinding with super enameled copper wire of existing gauge, varnishing etc, re-installing the same and testing including painting and writing of MES /SM No complete all as specified and as directed.

M&L for taking down / disconnecting of motor of capacity 5 HP by removing all electrical connection from panel/ starter/ foundation and coupling, transport from site to workshop and back after repairing including all required material such as bearings, terminals, rewinding with super enameled copper wire of existing gauge, varnishing etc, re-installing the same and testing including painting and writing of MES /SM No complete all as specified and as directed.

M&L for taking down / disconnecting of motor of capacity 7.5 HP by removing all electrical connection from panel/ starter/ foundation and coupling, transport from site to workshop and back after repairing including all required material such as bearings, terminals, rewinding with super enameled copper wire of existing gauge, varnishing etc, re-installing the same and testing including painting and writing of MES /SM No complete all as specified and as directed.

Supply and fixing in replacement of MCB, 6 to 32 Amps, Single Pole, 240 Volts, 10 kA, ‘C’ Curve, with over load and short circuit protection for compressor as existing Model xC60 of make : Schneider or equivalent complete all as specified and as directed.

Supply and fixing in replacement of MCB, 6 to 20 Amps, 3 Pole, 415 Volts, 10 kA, ‘C’ Curve, with over load and short circuit protection, as existing Model xC60 of make : Schneider or equivalent complete all as specified and as directed.

Supply and fixing in replacement of MCB, 63 Amps, 3 Pole, 415 Volts, 10 kA, ‘C’ Curve, with over load and short circuit protection for compressor, as existing Model xC60 of make : Schneider or equivalent complete all as specified and as directed.

Supply and fixing in replacement thermal overload relay with thermal protection range 12-18 with tripping class 10A model No LRE21 of make Schneider or equivalent complete all as specified and as directed.

Supply and fixing in replacement Power Contactor 3 Pole, AC3, 220 Volts with inbuilt 1NO or 1NC auxiliry contacts model No LC1K1210 using coil voltge code CA2KN22M7 of make Schneider or equivalent complete all as specified and as directed.

Supply and fixing in replacement Power contactor 3 Pole, AC3, 415 Volts, 30 kW/ 40 HP or 65 Amps with 2 NO/2NC auxiliary contacts, Model No 3TS47 of make Siemens or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed.

Supply and fixing in replacement Power contactor 3 Pole NO/NC type of capacity 18 Amps as per existing specification complete all as specified and as directed.

Supply and fixing in replacement Power contactor 3 Pole, AC3, 415 Volts, 5.5 kW or 12 Amps with 1 NO + 1NC auxiliary contacts, Model No 3TF31 of Make Siemens or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed.

Supply and fixing in replacement Power contactor 3 Pole, AC3, 415 Volts, 4 kW or 9 Amps with 1 NO + 1NC auxiliary contacts, Model No 3TF30 of Make Siemens or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed.

Supply and fixing in replacement Power contactor 3 Pole NO/NC type of capacity 25 Amps as per existing specification complete all as specified and as directed.

Supply and fixing in replacement Power contactor 3 Pole NO/NC type of capacity 32 Amps as per existing specification complete all as specified and as directed.

Supply and fixing in replacement electronic timer relay for star delta timer with time range 3-120sec, voltage 240VAC of make L&T(GIC) or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification complete all as specified and as directed.

Supply and fixing in replacement universal flex joint (rubber bellow) sphere shape having flange ends for connecting pipe of size 80/50 mm dia by flange complete all as specified and as directed.

Supply and fix in replacement V shape fan belt of size B93/B45/B120 complete all as specified and as directed. Make :- Fenner or equivalent in makes mentioned in Appendix ‘B’ here-in-after as per existing specification

M&L for dismantling of 7.5 HP motor electric from AHU and opening the same for only servicing of motor by cleaning internally and externally, varnishing of stator, greasing of bearing, fittings alignment, connecting electrically, re-fixing the same position and testing etc complete all as specified and as directed. Note : The job shall be done at plant only.

M&L for dismantling of 5 HP motor electric from foundation and pump opening the same and only servicing of motor by cleaning internally and externally, varnishing of stator, greasing of bearing, fittings alignment, connecting electrically, re-fixing with pump after greasing & refilling gland packing of pump and testing etc complete all as specified and as directed. Note : The job shall be done at plant only.

M&L for dismantling of 2 HP motor electric from foundation and pump opening the same and only servicing of motor by cleaning internally and externally, varnishing of stator, greasing of bearing, fittings alignment, connecting electrically, re-fixing with pump after greasing & refilling gland packing of pump and testing etc complete all as specified and as directed. Note : The job shall be done at plant only.

M&L for dismantling of 2.5 HP motor electric from condensor and opening the same and only servicing of motor by cleaning internally and externally, varnishing of stator, greasing of bearing, fittings alignment, connecting electrically, re-fixing with pump after greasing & refilling gland packing of pump and testing etc complete all as specified and as directed. Note : The job shall be done at plant only.

Supply and laying in replacement MS pipe of 150mm bore Heavy Class (ISI marked) with all fittings including necessary cutting, bending in required shape, welding work, etc, laid in floors or fixed to walls and ceiling etc. complete all as specified and as directed. Note :- Flange, gasket, nut, bolts & washers shall be measured and paid for separately as “Supply only” under respective items of this Schedule.

Supply and laying in replacement MS pipe of 125mm bore Heavy Class (ISI marked) with all fittings including necessary cutting, bending in required shape, welding work, etc, laid in floors or fixed to walls and ceiling etc. complete all as specified and as directed. Note :- Flange, gasket, nut, bolts & washers shall be measured and paid for separately as “Supply only” under respective items of this Schedule.

Supply and laying in replacement MS pipe of 100mm bore Heavy Class (ISI marked) with all fittings including necessary cutting, bending in required shape, welding work, etc, laid in floors or fixed to walls and ceiling etc. complete all as specified and as directed. Note :- Flange, gasket, nut, bolts & washers shall be measured and paid for separately as “Supply only” under respective items of this Schedule.

Supply and laying in replacement MS pipe of 80mm bore Heavy Class (ISI marked) with all fittings including necessary cutting, bending in required shape, welding work, etc, laid in floors or fixed to walls and ceiling etc. complete all as specified and as directed. Note :- Flange, gasket, nut, bolts & washers shall be measured and paid for separately as “Supply only” under respective items of this Schedule.

Supply and fixing Cast Iron butterfly valve of size 150mm dia, Class PN 1.6, stainless steel disc, wafer type, lever operated, ISI marked, with flanges, nuts, bolts, gasket and washers, suitable for flanged pipe connection including taking down existing unserviceable valve, complete all as specified and as directed.

Supply and fixing Cast Iron butterfly valve of size 125mm dia, Class PN 1.6, stainless steel disc, wafer type, lever operated, ISI marked, with flanges, nuts, bolts, gasket and washers, suitable for flanged pipe connection including taking down existing unserviceable valve, complete all as specified and as directed.

Supply and fixing Cast Iron butterfly valve of size 100mm dia, Class PN 1.6, stainless steel disc, wafer type, lever operated, ISI marked, with flanges, nuts, bolts, gasket and washers, suitable for flanged pipe connection including taking down existing unserviceable valve, complete all as specified and as directed.

Supply and fixing Cast Iron butterfly valve of size 80mm dia, Class PN 1.6, stainless steel disc, wafer type, lever operated, ISI marked, with flanges, nuts, bolts, gasket and washers, suitable for flanged pipe connection including taking down existing unserviceable valve, complete all as specified and as directed.

Supply and fixing Cast Iron butterfly valve of size 50mm dia, Class PN 1.6, stainless steel disc, wafer type, lever operated, ISI marked, with flanges, nuts, bolts, gasket and washers, suitable for flanged pipe connection including taking down existing unserviceable valve, complete all as specified and as directed.

Supply only following spare parts for centrifugal pump set 5 HP to 10 HP required to be replaced under item No 45.00 here-in-before :-

Ball bearing.

Gun metal bush.

Neck ring for impeller.

Gun metal impeller with key.

Disconnecting & taking down the existing unserviceable water tank and Supply and fixing 500 Litre capacity Rotational moulded polyethylene water storage tanks double layered (cylindrical vertical with closed top) ISI marked, hoisted & fixed in position & making necessary arrangements for fixing inlet, outlet & over flow pipe & provision of wash out pipe etc. complete as specified in SSR Part-I and as directed.

Disconnecting & taking down the existing unserviceable water tank and Supply and fixing 5000 Litre capacity Rotational moulded polyethylene water storage tanks double layered (cylindrical vertical with closed top) ISI marked, hoisted & fixed in position & making necessary arrangements for fixing inlet, outlet & over flow pipe & provision of wash out pipe etc. complete as specified in SSR Part-I and as directed.

S&F in replacement of brass Ball valves, screwed for iron pipe 16mm bore for drain with fittings etc complete all as specified and as directed.

S&F in replacement of brass Ball valves, screwed for iron pipe 20mm bore for drain with fittings etc complete all as specified and as directed.

S&F in replacement of brass Ball valves, screwed for iron pipe 25mm bore for drain with fittings etc complete all as specified and as directed.

M&L for disconnecting suction/delivery lines and coupling, taking down from foundation base frame, opening including dismantling of Main fire pump set split casing type of capacity 100 HP and replacement of worn out spare parts and re-assembling, to be installed in same location,commissioning & testing complete all as directed. Notes:- (i) The spare parts required to be replaced shall be measured and paid for separately as "Supply only" under the relevant item here in after. (ii) Unit rate shall be deemed to include for all minor spares/extras.

Supply only the following spare parts of Main fire pump set split casing type of capacity 100 HP against serial item No. 1.00 here in before as per existing make :-

Bronze Impeller complete with impeller key.

Shaft sleeve bronze with locking screw & lock nut.

Wearing ring (DE & NDE) Bronze

Set of 'O' ring

CI gland cap with eye bolt complete.

GM gland sleeve bush.

Supply and fixing Power Contactor 3 Pole MNX-32 complete with add on block as desired including taking down old unserviceable power contactor all as specified and as directed.

Supply and fixing overload relay range 36-60 Amps direct mounting on MNX power contactor complete including taking down old unserviceable relay all as specified and as directed.

Supply & fix ammeter digital type, 0 to 100 A range, flush mounting type, three phase, 415 V, AC with CTs of ratio 100/5 A in all three phases including dismantling old one complete all as specified and as directed by Engr-in-Charge.

Supply & fix Voltmeter digital type, 0 to 600 V range, flush mounting type, three phase, 415 V, AC including dismantling old one complete all as specified and as directed by Engr-in-Charge.

S&F in replacement of MCCB capacity 250 Amp 4 pole rupuring capacity 25 KA adjustable termal and fixed magnetic release including connecting testing etc complete all as specified and as directed by the Engineer-in-Charge.

S&F in replacement of MCCB capacity 125 Amp 4 pole rupuring capacity 25 KA adjustable termal and fixed magnetic release including connecting testing etc complete all as specified and as directed by the Engineer-in-Charge.

S&F in replacement of MCCB capacity 63 Amp 4 pole rupuring capacity 16 KA adjustable termal and fixed magnetic release including connecting testing etc etc complete all as specified and as directed by the Engineer-in-Charge.

M&L fore replacement single headed fire hydrant valve made out of brass / GM and 63mm bore, all as per IS-5290 type 'B' complete all as directed connected and testing complete all as specified and as directed by the Engineer-in-Charge.

M&L fore replacement double headed fire hydrant valve made out of brass / GM and 63mm bore, all as per IS-5290 type 'B' complete all as specified and as directed by the Engineer-in-Charge.

S&F in replacement double door hose box suitable for having 02 Nos of 15 to 30 Mtr long, 63 mm bore hose pipes made out of 18 guage MS sheet with 4mm thick glass complete with frame door etc and duly painted of desired colour etc complete all as specified and as directed by the Engineer-in-Charge. Note : Hose pipe will be measured and paid separately under this item.

S&F in replacement of RRL hose Pipe, class ‘A’ confirming to IS 636, of 15 mtr long, 63mm dia with gun metal male/ female couplings including branch pipe gun metal 63 mm and brass nozzle of suitable size complete all as specified and as directed by the Engineer-in-Charge.

Supply and fix in replacement Base board, printed circuit board with micro controller as per existing for diesel engine pump auto panel, suitable for Diesel engine pump of capacity 75 KW complete all as specified and as directed by the Engineer-in-Charge.

Supply and fix in replacement SMPS ( Switch board power supply) type automatic battery charger of capacity 12 Volt 10 Amp as per existing for diesel engine pump auto panel, suitable for Diesel engine pump of capacity 75 KW complete all as specified and as directed by the Engineer-in-Charge.

Supply and fix in replacement 12 VDC type 10 A, 250 Volt, 2.5 VA, , DIN mounting, screw connectors, mixed contact relay compatible for hard-wired logic automated system to complement the functions of PLCs for diesel engine pump auto panel, suitable for Diesel engine pump of capacity 75 KW of Schnieder RXZE2M114 or equivalent out of makes specified in list of makes.

Supply and fix in repair cast steel ball valve ASME B16.5 Class-150 (Drilled) with both ends flanged three piece design of size 40 mm as per existing including nuts, bolts and washers complete all as specified and as directed by the Engineer-in-Charge.

Supply and fix in replacement Y type strainer in suction line of dia 100 mm both ends flanged with all fittings and nuts, bolts of desired size as per existing complete all as specified and as directed by the Engineer-in-Charge.

M&L for repair the MS fire pipe leakage of 80/100/150 mm pipe under floor in bldg with arc welding including patch up MS piece plate with 5 mm thickness including painting with synthetic enamel paint and necessary earth work, excavation, returning filling and making good the floor complete all as specified and as directed by the Engineer-in-Charge.

M&L for testing Jockey pump, Main fire pump and Diesel engine driven pump of fire fighting room according to pressure setting of each pump set as desired by authorised OEM complete for both manual and auto operation complete all as specified and as directed by the Engineer-in-Charge.

De-watering the existing RCC water tank of 325 KL capacity and cleaning all internal surfaces of roof, walls & floor, remove scales, mud & other foreign material, scrubbing with water using jute/ bushes and washing the surface with mixture of bleaching powder & fresh water finally washing the surface with fresh water and treating all internal surfaces with Two coats of white wash complete all as specified and as directed by the Engineer-in-Charge.

Supply & fixing butterfly valve class ‘PN-1.6’ with SS -304 disc of 150 mm bore, ISI marked , both flanged ends and drilled, gear operated having nitrile lining with 3mm thick neoprene rubber gasket joint and nuts, bolts (high tensile), washers etc, and testing, including dismantling & taking out old unserviceable butterfly valve of 150 mm bore, complete all as specified and as directed:-

200 mm bore dia.

150 mm bore dia.

100 mm bore dia.

80 mm bore dia.

(a) 80 dia mm bore.

(b) 150 dia mm bore.

M&L for painting of electrical operated fire pump of horizontal split casing type with TEFC motor class F insulation of capacity 100 HP,3 Phase 415 volts ,including suction and discharge pipe line and air cushion vessel with drain and safety valves of appx length 2.5 mtr long and 250 mm dia MS pipes , foundation frame and painting of all valve controls(all types of valves and pipe lines in fire fighting room) with scrapping the existing paint with wire brush and painting with two coats of synthetic enamelled spray paint of existing colour of superior quality after making good to existing painted surfaces complete all as specified and as directed by the Engineer-in-Charge.

Material and labour for painting of Diesel Engine driven pump of split casing type of cap 75 KW with connected pipe lines, foundation frame and all control valves with scrapping the existing paint with wire brush and painting with two coats of synthetic enamelled spray paint after making good to existing painted surfaces complete all as specified and as directed by the Engineer-in-Charge.

Material and labour for painting of Jockey pump with TEFC squirrel cage motor class F insulation of cap 20 HP with connected pipelines, foundation frame and all control valves by scrapping the existing paint with wire brush and painting with two coats of synthetic enamelled spray paint after making good to existing painted surfaces complete all as specified and as directed by the Engineer-in-Charge.

M&L for painting of hose box double door type as existing colour with two coats of synthetic enamel paint by spray painting of Asian make and removal of existing paint by hand scrapping preparing the surfaces by sand paper and cleaning the surface and making good damaged surface by denting,welding,grinding all as required for completion of job complete all as specified and as directed by the Engineer-in-Charge.

M&L for painting of fire hydrant post 80 mm dia with double headed fire hydrant valve as existing colour with two coats of synthetic enamel paint by spray painting of Asian make and removal of existing paint by hand scrapping preparing the surfaces by sand paper and cleaning the surface and making good damaged surface by denting,welding,grinding all as required for completion of job complete all as specified and as directed by the Engineer-in-Charge.

Disconnecting and dismantling the electric motor of defective Jockey pump set of capacity 20 HP, Phase 415 volts from the system, shifting to civil workshop and removing burnt out windings, cleaning the slots, rewinding with super enamelled copper winding wire as per existing gauge and size, varnishing and drying complete, reassembling with pump, replacing the ball bearings as per existing size and make, transporting to site and refixing at original position, and connecting the pump set electrically and mechanically, testing for satisfactory working complete all as specified and as directed by the Engineer-in-Charge. Note:- Dead flanges with nuts, washers and gaskets etc shall be provided by the contractor and unit rate quoted shall deemed to include the cost of the same.

Disconnecting the defective Jockey pump set of capacity 20 HP, from the system, shifting to civil workshop, dismantling the pump and removing defective/worn out parts like ball bearings, impeller nut, gland packing shaft sleeves, GM bushes, gaskets set, GM impeller and reassembling the pump by replacing the unserviceable parts with new ones, transporting to site and refixing at original position, and connecting the pump set electrically and mechanically, testing for satisfactory working complete all as specified and as directed by the Engineer-in-Charge. Note:- Cost of minor spares like washers grease, cotton waste, gasket set, gland packing etc shall be deemed to include in the unit rate quoted and shall not be paid extra.

Supply and fix in repair UPVC Ball valve of size 50 mm screwed type complete all as specified and as directed by the Engineer-in-Charge.

Supply and fix in repair brass ball valve forged type of size 50 mm as per existing including nuts, bolts and washers complete all as specified and as directed by the Engineer-in-Charge.

M& L for general cleaning, check up & preventive maintenance, general servicing and B check services reprogramming of control command circuit and testing of 75 Kw Diesel engine driven pump by authorised OEM complete for both manual and auto operation complete all as specified and as directed by the Engineer-in-Charge. Note :- (i) The general checking and preventive maintenance will include diesel filter, oil filter, air filter, checking of oil level, earthing connections, timer, contactor , fan belt, exhaust, silencer, alternator, fuel injector, solenoid valve, water pump , mother board, governor card, electrical wiring, all type of sensors, alternator, battery charger etc. (ii) Rate quoted by the tendrer are also deemed to include the cost of S&F in replacement of minor parts like nut, bolts, washers, lugs , apply oil and greasing. (iii) Major materials required against this item for repair shall be measured and paid separately under as supply only. (iv) Labour required for replacement of an item shall be deemed to be included in the unit rate quoted against this item only.

Supply and fix in replacement fuel oil filter as per existing, suitable for Diesel engine pump of capacity 75 Kw complete all as specified and as directed by the Engineer-in-Charge.

Supply and fix in replacement lub oil filter as per existing, suitable for Diesel engine pump of capacity 75 Kw complete all as specified and as directed by the Engineer-in-Charge.

Supply and fix in replacement air filter as per existing, suitable for Diesel engine pump of capacity 75 Kw complete all as specified and as directed by the Engineer-in-Charge.

M&L for draining out old coolant supply and filling in replacement premixed coolant suitable for Diesel engine pump of capacity 75 Kw complete all as specified and as directed by the Engineer-in-Charge.

M&L for draining out old/ burnt Engine oil supply and filling in replacement engine oil (20 W 40) suitable for Diesel engine pump of capacity 75 Kw complete all as specified and as directed by the Engineer-in-Charge.

Repair/replacement of pressure switches universal type for fire fighting pumping system complete all as specified and as directed by the Engineer-in-Charge.

Supply and fix in replacement fire hydrant coupling washer of existing size complete all as specified and as directed by the Engineer-in-Charge.

Supply and fix in replacement PTFE aramid kevlar and grahite gland packing seal of existing size complete all as specified and as directed by the Engineer-in-Charge.

NOTE: Old serviceable/valuable material retreived from item No 01 to 52 here-in-before shall be the property of Deptt and same shall be depossited in the AGE E/M store yard by the contractor without any extra cost on account of transportation/handling charges.

Akarsha Enterprises (BID ID -3481993)

Radhe Krishn Engineering (BID ID -3480729)