SPECIAL REPAIR TO AC CHILLER OF CAPACITY 3 X 66 TR AND ALLIED WORKS AT DSCC BHOPAL UNDER GE DRONACHAL

Amount

Replacing, installing, testing and commissioning Parts for Chiller No. -01, Make: TRANE, Model No. RTWS085, Serial No. G14H02382 including welding works, brazing works, refrigerant recovery, leakage rectification, nitrogen pressure testing, evacuation of both circuits, replacement of parts etc. complete all as specified and as directed. Note: (a) Materials required for replacement will be measured and paid separately under relevant items as supply only.

Supply only temperature sensor of evaporator entering, condenser entering and evaporation leaving discharge temperature for chiller No. 1, Make: OEM

Supply only liquid level sensor for replacement refrigerant recovery & pressure testing for chiller No. 1, Make: OEM

Supply only solenoid valve of filled/drain control card for chiller No. 1, Make: OEM

Supply only oil filter dryer of both refrigerant circuit for chiller No. 1, Make: OEM

Supply only refrigerant filter of both refrigerant circuit for chiller No. 1, Make: OEM

Supply only pressure gauges of condenser & evaporator lines at chiller low side only for chiller No. 1, Make: OEM

Supply only butterfly valve of condenser & evaporator lines at chiller low side only for chiller No. 1, Make: OEM

Supply only drain valve on evaporator & condenser inlet/outlet lines one inch valve with its fitting for chiller No. 1, Make: OEM

Material and labour for protective coating of tube sheet of condenser & evaporator to protect the tube sheet & dome from corrosion for chiller No. 1, complete all as specified and as directed.

Material and labour for descaling of evaporator & condenser tubes for chiller No. 1, complete all as specified and as directed.

Replacing, installing, testing and commissioning Parts for Chiller No. -02 Make: TRANE, Model no. RTWS085, Serial No. G14H02383 including welding works, brazing works, refrigerant recovery, leakage rectification, nitrogen pressure testing, evacuation of both circuits, replacement of parts etc. complete all as specified and as directed. Note: (a) Materials required for replacement will be measured and paid separately under relevant items as supply only.

Supply only temperature sensor of evaporator entering, condenser entering and evaporation leaving discharge temp for chiller No. 2, Make: OEM

Supply only HMI Display (dyna view HMI) with programming of software as per chiller design with one year warranty for chiller No. 2, Make: OEM

Supply only solenoid valve of filled/drain control card for chiller No. 2, Make: OEM

Supply only starter module card with its configuration & its starter contactor sequencing for chiller No. 2, Make: OEM

Supply only step loading control card for chiller No. 2, Make: OEM

Supply only oil filter dryer of both refrigerant circuit for chiller No. 2, Make: OEM

Supply only refrigerant filter of both refrigerant circuit for chiller No. 2, Make: OEM

Supply only pressure gauges of condenser and evaporation lines at chiller low side only for chiller No. 2, Make: OEM

Supply only butterfly valve of condenser and evaporation lines at chiller low side only for chiller No. 2, Make: OEM

Supply only condenser tube brass plug (19 mm) for tube leakage for chiller No. 2, Make: OEM

Supply only drain valve on evaporator & condenser Inlet/Outlet lines one inch valve with its fitting for chiller No. 2 including welding works, Make: OEM

Material and labour for protective coating of tube sheet of condenser & evaporator to protect the tube sheet & dome from corrosion for chiller No. 2, complete all as specified and as directed.

Material & labour for filling Refrigerant R134a for top up (62 kg cylinder) for chiller No. 2 complete all as specified and as directed.

Material and labour for descaling of evaporator & condenser tubes for chiller No. 2, complete all as specified and as directed.

Replacing, installing, testing and commissioning Parts for Chiller No. -03, Make: TRANE, Model No. RTWS085, Serial No. G14H02384 including welding works, brazing works, refrigerant recovery, leakage rectification, nitrogen pressure testing, evacuation of both circuits, replacement of parts etc. complete all as specified and as directed. Note: (a) Materials required for replacement will be measured and paid separately under relevant items as supply only.

Supply only temperature sensor of evaporator entering, condenser entering or evaporation leaving discharge temperature for chiller No. 3, Make: OEM

Supply only HMI Display (dyna view HMI) with programming of software as per chiller design with one year warranty for chiller No. 3, Make: OEM

Supply only oil filter dryer of both refrigerant circuit for chiller No. 3, Make: OEM

Supply only refrigerant filter of both refrigerant circuit for chiller No. 3, Make: OEM

Supply only pressure gauges of condenser and evaporation lines at chiller low side only for chiller No. 3, Make: OEM

Supply only butterfly valve of condenser and evaporation lines at chiller low side only for chiller No. 3, Make: OEM

Supply only condenser tube brass plug (19 mm) for tube leakage for chiller No. 3, Make: OEM

Supply only drain valve on evaporator & condenser Inlet/outlet lines one inch valve with its fitting for chiller No. 3, Make: OEM

Supply only load and unload and fill and drain solenoid valves for both circuits for chiller No. 3, Make: OEM

Material & labour for filling Refrigerant R134a for top up (10 kg cylinder) for chiller No. 3 complete all as specified and as directed.

Material and labour for descaling of evaporator & condenser tubes for chiller No. 3, complete all as specified and as directed.

Supply and fixing 19 mm nitrile rubber cold insulation on chiller unit, AHU duct, chilled water line, AHU supply duct complete all as specified and as directed.

Supply & fix AHU belt of existing sizes-22 Nos complete all as specified and as directed.

Supply & fix Bearing existing sizes -24 Nos complete all as specified and as directed.

Material & labour for Painting on cooling water condenser lines of chiller of sizes 100 sqm & cooling tower structure of size 600 sqm by preparation of old painted surfaces, removing dust and other deposited materials by scrapping from cooling structure along with water lines and painting of structure with two coat of mint green paint over a Coat of red oxide primer with Synthetic Enamel Paint (First Grade/quality) from ground including writing 50 mm size figure/letter over blue, black on body for making data entry complete all as specified and directed.

Repair and replacement of cooling tower fin block of dimension 600 mm X 150 mm X 150 mm- 600 Nos (quantity) complete all as specified and as directed.

Repair and replacement of cooling tower draft eliminator block of dimension 600 mm X 150 mm X 150 mm- 300 Nos (quantity) and 3 cooling tower fans blade 3 Nos complete all as specified and as directed.

Supply only pressure gauge for supply & return chilled water line at AHU side with fittings including welding work.

Supply only chiller Contactor CTR02100 for chiller unit

Supply only chiller Contactor CTR02096 for chiller unit

Supply only contactor make -Schneider 32 Amp for utility electrical panel

Supply only digital voltmeter of size 96 x 96 sqm square, surface mounting type, 0-500V for utility electrical panel,

supply only Digital ampere meter with C.T. 0-100 Amps size 96 x 96 Sqm, square, surface mounting type.

Supply only air vent valve for chiller/condenser line 1

HRK ENGINEERING CORPORATION

MODI CORPORATION

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DURGAI ELECTRICALS

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