REPAIR MAINTENANCE OF CENTRAL TYPE AC PLANT PAKAGE AC AND ALLIED SERVICES AT MH AD STATIC WKSP PH-I PH-II TAKSHASHILA AND AIMA AREA AT GOPALPUR MILITARY STATION

Amount

M&L Preparation of old surface by scraping and smoothing the surface with water emery paper and painting with approved colour of synthetic enemelled paint of two coat over a coat of primer red oxide and writing letters/numbers(SM/MES Nos.) of A/c plants of capacities 30 to 33 TR and cleaning the surrounding area up to three metre out side area of the plant by cutting grasses and surface dressing Compressor with motor, foundation frame, including foundation complete all as specified and directed.

All as per item No 01 above but Condenser assembly.

All as per item No 01 above but Condenser water pump with motor, foundation frame and including foundations.

All as per item No 01 above but Exposed water circulation and gas circulations pipe lines.

All as per item No 01 above but Cooling tower complete all as specified and directed.

All as per item No. 01 above but for 22/30 TR capacity A/C plant complete all as specified and directed as Compressor with motor, foundation frame including foundation.

All as per item No 06 above but Condenser assembly.

All as per item No 06 above but Condenser water pump with motor, foundation frame and including foundation

All as per item No 06 above but Exposed water circulation and gas circulation pipe lines

All as per item No 06 above but Cooling tower complete all as specified and directed.

M&L for replacement of cast iron sluice valve with stainless steel spindles with flanged ends duly ISI marked confirming to IS 780 part1, PN 1 type complete suitable as per exiting AC plant for the 125 MM bore sizes complete all as specified and directed. :- Make: Kirloskar /RMCO / Upadhiya

All as per item No 11 above but 100 MM bore

All as per item No 11 above but 80 MM bore

All as per item No 11 above but 65 MM bore

M&L for Dismantling and removing defective fils of FRP type cooling tower and supply and fixing new PVC fils brick containing, eleven layers size of brick 600 mm x 300 mm x 150 mm complete all as specified and directed.

Supply and replacement of liquid line stainer filter for SMC-4-100 complete all as specified and directed.

Opening of shell and tube condensor end covers for inspection, pressure testing for leakage detection of condensor and identification of leakage, arresting the same duly replacement of essential copper tubes fin type having same gauge and weight and diamensions, pressure testing after repairs, reassembling of end covers including cost of rubber gasket and making water connections, testing and commissioning to the entire satisfaction of Engineer-in-charge complete all as specified and directed. Note: Copper tubes will be measured and paid separately

S & F copper tube 18 SWG 19 mm dia fin type suitable for condensor upto 33 TR capacity as per existing complete all as specified and directed.

Supply and replacement of fresh air grill of size 600mmx350mm complete all as specified and directed.

S&F blower shaft both end bearing with casing self revolving type NTN P-207 as per existing complete all as specified and directed.

Taking out the existing defective pilot control solenoid valve and S&F New Pilot Control Solenoid valve for SMC-4-65 Compressor complete all as specified and directed.

S&F Loader / Unloader pilot solenoid switch of existing size of model SMC-4-100 and 65 complete all as specified and directed. Make: Rotex or equivalent specified make

Supply and charging refrigerant gas R-22, complete all as specified and directed. Make: Mafron

Taking out / purging of refrigerant gas from the system of A/c plant 3 x 30/33 TR capacity carrying out vacuum test by vacuuming the whole A/c plant with the help of vacuum pump and checking the complete system for leakages. Carrying out the pressure test by charging the nitrogen gas in the system and checking of any leakage point , repair / rectification of the same and removing the nitrogen gas from the system and charging of refrigerant gas including charging of additional gas as required and complete all as specified and directed. (Note: The arrangement of T&P Nitrogen gas shall be contractors responsibility)

All as per item No. 24 above but 1 x 17.5/22 TR unit of A/c plant, complete all as specified and directed.

S&F in repairs thermostat expansion valve suitable for 17.5 to 33 TR complete all as specified and directed. (Make: Sporlan / Alco)

Dismantling of complete existing defective copper tubing of loader / unloader and control switches LP/HP/OP pressure gauge and S&F new copper pipe heavy-duty existing dia for compressor connection, and loader / unloader and control device / pressure control switch, pressure gauge, hand shut off valve and S & F brass flair nut all copper tube and clipped on copper plate of required size including copper tubing accessories as per size requirement complete all as specified and directed.

Supply and replacement of liquid line stainer filter for SMC-4-65 complete all as specified and directed.

Supply and charging of compressor oil complete all as specified and directed.

S&F in repair suction stop valve of compressor of ACCEL make Model SMC-4-100 complete all as specified and directed.

S&F in repair discharge stop valve of compressor of ACCEL make Model SMC-4-65 complete all as specified and directed.

S&F in repair suction stop valve of compressor of ACCEL make Model SMC-4-65 complete all as specified and directed.

S&F in repair discharge valve of compressor of ACCEL make Model SMC-4100 complete all as specified and directed.

S&F in repair shaft seal assembly of compressor of ACCEL make Model SMC -4-65 complete all as specified and directed.

S&F in repair fan belt No C-112 complete all as specified and directed, Make- FENNER or equivalent

S&F in repair fan belt No B-86 complete all as specified and directed, Make- FENNER or equivalent

S&F in repair fan belt No C-108 complete all as specified and directed, Make- FENNER or equivalent

S&F in repair fan belt No B-66 complete all as specified and directed, Make- FENNER or equivalent

S&F in repairAHU V belt No B-104 complete all as specified and directed, Make- FENNER or equivalent

S&F in repair fan belt No PB82B complete all as specified and directed, Make- FENNER or equivalent

S&F in repair AHU Air filter 20 micron of size 20''x20''x2'' complete all as specified and directed

Dismantling complete Accel Compressor set Model SMC-4-100 of 33 TR Cap and overhauling the compressor with repair and checking of wornout holes of studs and providing over size studs with nuts & washers and gaskets . Rematlling and balancing of piston, replacement of piston ring,scrapper ring, split pin, castle nut, connecting rod bolt ,bushing for piston pin, and set of sealing ring of compressor and refitting the same after the repair/replacement duly all as specified and tested for smooth functioning of model SMC-4-100 complete all as specified and directed. (NOTE:The all spare parts are measured and paid separately in relevent items)

S&F in repair for compressor set Model No SMC-4-100 suction valve ring plate 1.2mm complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Discharge valve ring plate 1.20mm complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Safty valve assembly complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 connecting rod bolt complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Castle nut complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Split pin complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Half section of BRG STD complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Bushing with collar STD complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Shaft seal including 10 A-G complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Piston with pin and rings complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Piston ring complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Scrapper ring complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Bushing for piston pin complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Valve spring complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Spring for unloading ring complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Set of Gasket ASL-1453 complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Set of sealing ring complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Set of Neoprene O ring complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Cylinder W/O suction valve (R-22) complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Gasket F-10 complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Gasket F-12 complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Seeger ring complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Gasket B-05 complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Gasket L-17 complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Liquid line stainer (R-22) complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Pilot control solenoid valve complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Expansion valve complete all as specified and directed.

S&F in repair for compressor set Model No SMC-4-100 Hand shut off valve complete all as specified and directed.

S&F in repair shaft seal assembly of compressor of ACCEL make Model SMC -4-100 complete all as specified and directed

S & F of Sprinkler system for cooling tower complete all as specified and directed.

S&F in repair shaft seal assembly SMC 4-65 complete all as specified and directed

Repairs to the cooling tower of 2 x 30/33 TR capacity by replacing the rusted GI wire mesh of existing gauge and weight of size 1.075Mx0.60x04 Nos with clamps, nuts and bolts etc complete all as specified and directed.

S&F in replacement fresh air grill of size 600mmx350mm having wire mesh, clsoing/opening dampers of suitable size with handle of PGI sheet of 20 gauge complete all as specified and directed.

S & F replacement of Battrty 12Volt 180 AH with initial charging maintenance free suitable for DG Sets complete all as specified and directed. Make- EXIDE EXPRESS or Equivalent

S & F replacement of Battry 12Volt 150 AH with initial charging maintenance free suitable for DG Sets complete all as specified and directed. Make- EXIDE EXPRESS or Equivalent

Dismantling the power supply of electric motor any type including dismantling from pump and taking to workshop with necessary transportation and opening the complete motor and rewinding the rotor with super enameled copper wire as per the existing gauge with necessary insulation, sticks and varnishing, including replacement of shaft bearing 02 Nos complete of capacity 30 to 20 HP complete all as specified and directed

Dismantling the power supply of electric motor any type including dismantling from pump and taking to workshop with necessary transportation and opening the complete motor and rewinding the rotor with super enameled copper wire as per the existing gauge with necessary insulation, sticks and varnishing, including replacement of shaft bearing 02 Nos complete of capacity 10 to 15 HP complete all as specified and directed.

All as per item No.79 above but of capacity 5 to 7.5 HP electric motor any type complete all as specified and directed.

All as per item No. 79 above but of capacity 10 to 15 HP electric motor any type complete all as specified and directed.

All as per item No.79 above but 1 to 3 HP electric motor any type complete all as specified and directed.

Dismantling complete Centrifugal /Mono Block pump set of any type and overhauling the pump re-threading of wornout holes of studs and providing over size studs with nuts & washers. Rematlling and balancing of shaft, replacement of gunmetal bush bearing and gland packing of pump set. and refitting the same after the repair/replacement duly all as specified and tested for smooth functioning of capacity 20 to 30 HP complete all as specified and directed.

All as per item No 83 above but capacity 5 to 7.5 HP complete all as specified and directed.

All as per item No- 83 above but capacity 10 to15 HP complete all as specified and directed.

All as per item No 83 above but capacity 1 to 3 HP complete all as specified and directed.

Supply and replacement of MCB 32 Amp TPN AC, 415 volts, 10 KAs complete all as specified and directed. Make : CG/HAVELLS/ L&T/C&S.

Supply and replacement of MCB 40 Amp TPN AC, 415 volts, 10 KA s complete all as specified and directed. Make ; CG/HAVELLS/ L&T/C&S.

Supply and replacement of MCB 25 Amp TPN AC, 415 volts, 10 KA s complete all as specified and directed. Make ; CG/HAVELLS/ L&T/C&S.

Supply and replacement of MCB 10 Amp TPN AC, 415 volts, 10 KA s complete all as specified and directed. Make ; CG/HAVELLS/ L&T/C&S.

Supply and replacement of MCB 63 Amp TPN AC, 415 volts, 10 KA s complete all as specified and directed. Make ; CG/HAVELLS/ L&T/C&S.

Supply and replacement of moulded case circuit breaker panel mounting type , AC, 415 volts,16 KA of capacity 63amps 4 pole complete all as specified and directed. Make ; CG/HAVELLS/ L&T/C&S.

Supply and replacement of moulded case circuit breaker panel mounting type , AC, 415 volts, 25 KA of capacity 100 amps 3 pole complete all as specified and directed. Make ; CG/HAVELLS/ L&T/C&S.

Supply and replacement of moulded case circuit breaker panel mounting type , AC, 415 volts, 35 KA of capacity 125 amps3 pole complete all as specified and directed. Make ; CG/HAVELLS/ L&T/CS.

Supply and replacement of moulded case circuit breaker panel mounting type , AC, 415 volts, 36 KA of capacity 250 amps 4 pole complete all as specified and directed. Make ; CG/HAVELLS/ L&T/C&S.

Supply and replacement of moulded case circuit breaker panel mounting type , AC, 415 volts, 50 KA of capacity 400 amps 4 pole complete all as specified and directed. Make ; CG/HAVELLS/ L&T/C&S.

Supply and replacement of moulded case circuit breaker panel mounting type ,rotary operating mechanism AC, 415 volts, 50 KA of capacity 500 amps 4 pole complete all as specified and directed. Make ; CG/HAVELLS/ L&T/C&S.

Supply and replacement of Power contactor , 4Pole ,440v,50Hz ,400amp, : MNX 400 2 NO+2 NC complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 265 amps capacity complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 225 amps capacity complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 185 amps capacity complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 70 amps capacity complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 50 amps capacity, complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 45 amps capacity, complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 40 amps capacity, complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 32 amps capacity, complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 25 amps capacity, complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement Contactor, 3poles with AC coil of MNX 18 amps capacity, complete all as specified and directed. Make: L&T/C&S/Havells

Supply and replacement of temperature gauge (thermometer) digital type 0-50 degree centigrade complete all as specified and directed.

Supply and replacement of control switches pressure gauge low pressure (LP) complete all as specified and directed.

Supply and replacement of control switches pressure gauge High pressure (HP) complete all as specified and directed.

Supply and replacement of HRC Fuse unit 400 Amps complete all as specified and directed.Make L& T /Havells /C&S

Supply and replacement of HRC Fuse unit 200 Amps complete all as specified and directed. Make L& T /Havells /C&S

Supply and replacemen Aluminium lugs of 200sqmm complete all as specified and directed. Make: Dowells/C&S /Havells

Supply and replacemen Aluminium lugs of 120 sqmm complete all as specified and directed. Make: Dowells/C&S /Havells

Supply and replacement thermal over load relay of range 6.5 to 10 Amps complete all as specified and directed Make- CG/L&T/ BCH/C&S.

All as per item No 116 above but 15 to 22 Amps capacity complete all as specified and directed.

All as per item No 116 above but 30 to 50 Amps capacity complete all as specified and directed.

All as per item No 116 above but 50 to 70 Amps capacity complete all as specified and directed.

All as per Item No. 116 above but 70-100 Amps complete all as specified and directed.

Supply and replacement of indicating lamp set (RYB) LED type complete all as specified and directed.

S&F Star Detla Timer 0-30 Seconds duration complete all as specified and directed. make L&T/Havell's/C&S

Supply and replacement of electronic adjustable cyclic timer complete all as specified and directed. Make : EAPL /L&T/Minilec.

Supply and replacement industrial water pressure switch complete all as specified and directed.

Supply and replacement of On off push botton switch electrical complete all as specified and directed.

Supply and replacemen Voltmeter digital type (0-500V) complete all as specified and directed. Make : AE/L&T/HPL

Supply and replacemen Ammeter digital type (0- 100 Amps) complete all as specified and directed. Make : AE/L&T/HPL

S & F gun metal gate valve 25mm dia complete all as specified and directed.

S & F gun metal gate valve 80 mm dia complete all as specified and directed.

S & F butterfly valv 80 mm dia complete all as specified and directed.

Supply and replacement of NRV of size 80-mm Dia complete all as specified and directed.

Supply and replacement of NRV of size 100 mm Dia complete all as specified and directed.

Supply and replacement CT Coil 100/5 Amps complete all as specified and directed. Make : L&T/AE/C&S

Supply and replacement CT Coil 60/5 Amps complete all as specified and directed. Make : : L&T/AE/C&SL&T/AE/C&S

Supply and replacement CT Coil 30/5 Amps complete all as specified and directed. Make : L&T/AE/C&S

Repair to AHU of 30/33 TR Capacity by dismantling blower ,removal of shaft and self allignment ball bearing set with pully ,replacement of blower shaft with self allignment flanged type ball bearing ,reassembling the AHU testing and commissioning complete all as specified and directed. (Note;- spare parts will be measured and paid separately)

supply only AHU Air filter

Supply only blower shaft bearing No-P-2071

Supply only AHU V belt B-104

Supply only expansion valve Model No HVE 20 CP-100 33 VCP 100

M & L for ladder of GI Pipe 32mm dia for cooling tower approx 4 mtr length complete all as specified and directed.

Repairs to cooling tower of 17.5/22TR capacity by replacing the rusted GI Wire mesh of existing gauge and weight of size nuts ,clamps,and bolts etc complete all as specified and directed.

M/s Ats Electricals

M/S JAGANNATH SASMAL

DHABALESWAR ENGINEERING WORKS

M/s MAA BHAIRABI ENTERPRISES

M/S SIWALIK AND CO

S J ENTERPRISES

M/S. KISHAN ENGINEERING