ROUTINE MAINT, REAPAIR AND RELATED WORK OF CENTRAL AC PALNT AT ADM AREA AT AF STN GWALIOR

Amount

M&L for inspection, servicing, checking by authorised Representative of Blue Star Company, of all connections of control wiring of microprocessor based AC compressors and compressor panel, testing and calibration of compressor through panel for loading and unloading test on required set temprature(as specified by the user) of the compressor and some other priodical tests required as per manufaturer's guideline for smooth functioning of plant and submit the test report and their recommendation/suggetions for better performance of (85 TR) Plants on their standard central AC Plant format complete all as specified and directed by Engineer-in-Charge.

S&F in replacement time delay relay of range 0-30 min complete all as specified and directed.

Descaling of condenser of 85TR Make BlueStar including all connected piping etc with -MEC solution by roding, brushing including replacement of gaskets all as per site requirement complete all as specified and directed.

Cleaning of cooling coil & filter of AHUs of AC plant with MEC solution by rubbing with brush complete all as specified and directed.

Material and labour for filling of Refrigerant gas (R-407C) for charging all as per plant requirement complete all as specified and directed.

S&F in replacement of power contactor 3TF 49, AC3-85A, 50Hz, 3Ph, 415 volts with aux contacts for 415 volts complete all as specified and directed.

S&F in replacement of power contactor 3TF 47, AC3-63A, 50Hz, 3Ph, 415 volts with aux contacts for 415 volts complete all as specified and directed.

S&F in replacement of power contactor 3TF 46, AC3-45A, 50Hz, 3Ph, 415 volts with aux contacts for 415 volts complete all as specified and directed.

S&F in replacement of power contactor type MNX12 Aux contact 1 No for, 415 volts 3 pole complete all as specified and directed.

S&F in replacement of power contactor type MNX18 Aux contact 1 No for, 415 volts 3 pole complete all as specified and directed.

S&F in replacement of power contactor type MNX25 to MNX32 Aux contact 1 No, 415 volts, 3 pole complete all as specified and directed.

S&F in replacement of power contactor type MNX 50 Aux contact 1 No for, 415 volts 3 pole complete all as specified and directed.

S&F in replacement of power contactor type MNX70 Aux contact 1 No for, 415 volts 3 pole complete all as specified and directed.

S&F in replacement overload relay of range 14 to 23 Amps type complete all as specified and directed.

S&F in Replacement overload relay of range 6 to 10 Amps type complete all as specified and directed.

S&F in replacement overload relay of range 3 to 5 Amps complete all as specified and directed.

Draining out old used oil and supply & filling new compressor oil recommended grade for Bluestar make scroll compressor complete all as specified and directed.

M&L for strip opening of unserviceable motor, cutting of old burnt winding and re-winding of electric motor 15 HP, 415 volts 3 phase, 50 Hz with super enamelled copper wire of superior quality as per existing gauge including varnishing insulating material complete and replacement of defective bearing, greasing, oiling etc including re-assembling, transporting, fixing in position, making connection, commissioning & testing complete all as specified and directed.

M&L for strip opening of unserviceable motor, cutting of old burnt winding and re-winding of electric motor 10 HP, 415 volts 3 phase, 50 Hz with super enamelled copper wire of superior quality as per existing gauge including varnishing insulating material complete and replacement of defective bearing, greasing, oiling etc including re-assembling, transporting, fixing in position, making connection, commissioning & testing complete all as specified and directed.

M&L for strip opening of unserviceable motor, cutting of old burnt winding and re-winding of electric motor 12.5 to 15 HP, 415 volts 3 phase, 50 Hz with super enamelled copper wire of superior quality as per existing gauge including varnishing insulating material complete and replacement of defective bearing, greasing, oiling etc including re-assembling, transporting, fixing in position, making connection, commissioning & testing complete all as specified and directed.

M&L for strip opening of unserviceable motor, cutting of old burnt winding and re-winding of electric motor 7.5 HP, 415 volts 3 phase, 50 Hz with super enamelled copper wire of superior quality as per existing gauge including varnishing insulating material complete and replacement of defective bearing, greasing, oiling etc including re-assembling, transporting, fixing in position, making connection, commissioning & testing complete all as specified and directed.

M&L for strip opening of unserviceable motor, cutting of old burnt winding and re-winding of electric motor 3 to 5 HP, 415 volts 3 phase, 50 Hz with super enamelled copper wire of superior quality as per existing gauge including varnishing insulating material complete and replacement of defective bearing, greasing, oiling etc including re-assembling, transporting, fixing in position, making connection, commissioning & testing complete all as specified and directed.

S&F in replacement of fan blade assembly suitable for 5 to 7.5 HP motor complete all as specified and directed.

All as per item No 23.00 but for 10 to 20 HP motor.

S&F in replacement PVC fills as honey comb of size 600x300x150mm suitable for cooling tower of make Bell 85 TR capacity complete all as specified and directed.

Testing of flow of water upto the requirement of temperature of electric heater ( immersion type) for heating water of central AC plant complete all as specified and directed.

S&F in replacement of fan assembly for cooling tower of AC Plant 85 TR capacity complete all as specified and directed.

S&F in replacement of V belt type A-40/1016(IS) for AHU NO 01 suitable for blower motor complete all as specified and directed.

S&F in replacement of V belt type B 1618 LP/B-62 (IS)for AHU NO 05, suitable for blower motor complete all as specified and directed.

S&F in replacement of V belt type A-1204 LP/A-46 (IS) for AHU NO 06 suitable for blower motor complete all as specified and directed.

S&F in replacement of oil pressure transducer (sensor) for Bluestar make : Micro Processor of 85 TR chilling unit. complete all as specified and directed.

S&F in replacement of suction pressure transducer (sensor) for Bluestar Make : Micro Processor of 85 TR chilling unit complete all as specified

S&F in replacement of discharge pressure transducer (sensor) for Bluestar Make : Micro Processor of 85 TR chilling unit

S&F in replacement of thermostatic expansion valve for 85TR chilling unit of Bluestar complete all as specified and directed.

S&F in replacement of safety valve (1/2") for Bluestar Make SGT condenser of 85TR complete all as specified and directed.

S&F in replacement of pre filter in aluminium frame 50mm thick of size 24"x24" all As per existing size complete all as specified and directed.

S&F in replacement of pre filter in aluminium frame 50mm thick of size 24"x12" all as per existing size complete all as specified and directed.

All as per item No 37.00 but of size 12”x12” or as per existing size complete all as specified and directed.

S&F in replacement of butter fly valve of size 100mm ISI marked including testing complete all as specified and directed.

All as per srl item No 39.00 but size 80mm complete all as specified and directed.

S&F in replacement of NRV valve 100mm dia for chiller line and condenser line complete all as specified and directed.

S&F in replacement of NRV valve 80mm dia for chiller line and condenser line complete all as specified and directed..

S&F in replacement of brass filter for 'Y' strainer of 125mm dia for chiller line complete all as specified and directed..

S&F in replacement of brass filter for 'Y' strainer of 150mm dia for condenser line complete all as specified and directed.

S&F in replacement of thermometer for condenser & chiller line of size 1/2" dia complete all as specified and directed.

S&F in replacement of pressure gauge of size 3/8" dia with syphon & cock valve complete all as specified and directed.

S&F in replacement of angle valve of size 1/4" dia flare type complete all as specified and directed.

S&F in replacement of Micro processor for Scroll Bluestar make chillar plant 85 TR of existing description complete all as specified and directed.

M&L for Insulation of chiller water pipe line by using 25mm thick rigid expanded polysterene having density of 16 Kg per Cum factory phased on inside with aluminium foil on outside reinforced with craft paper and fused to the insulation material including thoroughly cleaning of existing insulation with a wire brush and rendered free from old rushed and greased and applying a coat of red oxide primer and two coat of black bituminus paint over chilled water pipe of at any position/location complete all as specified and directed.

Labour only for cleaning surrounding of installation by removing, Shrabs, bushes and cutting of grass etc & levelling of ground and removable of all, material at distance n-exc 50 mtr away from the installation pemisescomplete all as specified & directed .

S&F in replacement 125mm dia (bore) MS chilled water pipe of existing make and description, heavy grade with all fittings complete all as specified and directed.

S&F in replacement 100mm dia (bore) MS chilled water pipe of existing make and description, heavy grade with all fittings complete all as specified and directed.

S&F in replacement 80mm dia (bore) MS chilled water pipe of existing make and description, heavy grade with all fittings complete all as specified and directed.

S&F in replacement 65mm dia (bore) MS chilled water pipe of existing make and description, heavy grade with all fittings complete all as specified and directed

S&F in replacement 50mm dia (bore) MS chilled water pipe of existing make and description, heavy grade with all fittings complete all as specified and directed.

S&F in replacement 40mm dia (bore) MS chilled water pipe of existing make and description, heavy grade with all fittings complete all as specified and directed.

S&F in replacement of MCCB with fixed thermal magnetic setting, 415 volts, rupturing cap 36KA of capacity 200 Amps 3 pole complete complete all as specified and directed.

S&F in replacement of MCCB with fixed thermal magnetic setting, 415 volts, rupturing cap 36KA of capacity 160 Amps 3 pole complete complete all as specified and directed.

S&F in replacement of MCCB with fixed thermal magnetic setting 415 volts, rupturing cap 16KA of capacity 100 Amps 3 pole complete complete all as specified and directed.

S&F in replacement of MCB TPN 32 Amp, rupturing 10KA 'C' curve complete complete all as specified and directed.

S&F in replacement of Chemical and Salt in water softening plant of central AC Plant complete all as specified and directed.

Taking down defective compressor and Supply ,installation, testing and commissioning of scroll compressor Model No SY300A4PBE Make- Danfoss operating voltage 380-400 volt, frequency 50-60 Hz, LR 270A Max operating 58 Amps thermally protected system P.E.D LP and HP side , PS 20 bar and 31.8 bar , TS Max 52 degree LP side, 150 degree HP side, TS Min - -35 degree LP side, -35 degree HP side Lubricant . P.O.E 320SZ Volume LP side 34.1L and HP side 5.0L complete including suitable pulley and loading/unloading complete fitting on the existing base of Air conditioning plant and connection to all suction/discharge valves all gas pipe lines, electric connections, safety components and gauges complete with nuts, bolts and charging oil and gas, and filling Nitrogen (N2) gas ,changing expansion valve , drier filter and repairing by the soldering, brazing/welding as required and replacing washers/gasket, charging compressor oil, refrigerant gas (R-22/R407C/R134a/R513A) at the adequate pressure and testing efficiency of compressor at full load all as specified and directed. Note : (a) Nitrogen (01 cylinder) /Drier filter (01 No)/Expansion valve (01 No) are deemed to included in the quoted rate (b) Refrigerant (60KG) filling shall be measured and paid separately

Uma engineers (BID ID -3104227)

UNIVERSAL AGENCY (BID ID -3119368)

S K MECHANICAL WORKS (BID ID -3119661)