AIR CONDITIONING SYSTEM FOR KORBA WEST PROJECT

Total lump sum firm price for Supply part, Services part and Mandatory spares comprising of design (i.e.preparation and submission of drawing /documents including “As Built” drawings and O&M manuals), engineering, manufacture, fabrication, assembly, inspection / testing at vendor's & subvendor’s works, painting, maintenance tools & tackles (as applicable) fill of lubricants & consumables, mandatory spares alongwith spares for erection, startup and commissioning as required, forwarding, proper packing, shipment and delivery at site, unloading, handling, in-site transportation, assembly, erection & commissioning, final painting at site, minor civil work, trial run at site and carrying out Performance guarantee / Functional / Demonstration tests at site (As applicable), training of customer/client O&M staff, Operation & Maintenance of Air Conditioning system (24x7) before handing over after commissioning, and handover in flawless condition of the package to the end customer complete with all accessories, for the total scope of Air Conditioning system defined as per BHEL NIT & tender technical specification as specified above, amendment & agreements till placement of order.

MAJOR BREAK-UP OF PRICES GIVEN IN 1.0 ABOVE.

Total lumpsum firm price for Design (i.e. Preparation and submission of drawing /documents including “As Built” drawings and O&M manuals) and engineering as per tender technical specification above, amendment & agreements till placement of order.

Total lump sum firm price for Supply part comprising of manufacture, fabrication, assembly, inspection / testing at vendor's & sub-vendor’s works, painting, maintenance tools & tackles (as applicable), fill of lubricants & consumables along with spares for erection as required, start-up and commissioning spares as required, forwarding, proper packing, shipment and delivery at site for the total scope defined as per BHEL NIT & tender technical specification as specified above, amendment & agreements till placement of order. (Break-up as per Annexure-I)

Total lumpsum firm prices for Services part comprising of unloading, handling, transportation to site & storage at site, in-site transportation, assembly, erection & commissioning, final painting at site, minor civil work, trial run at site and carrying out Performance guarantee / Functional / Demonstration tests at site (As applicable), training of customer/client O&M staff (if applicable) and handover in flawless condition of the package to the end customer complete with all accessories for the total scope defined as per BHEL NIT & tender technical specification as specified above, amendment & agreements till placement of order. (Break-up as per Annexure-I)

Total lumpsum firm price for Mandatory Spares comprising of manufacture, fabrication, assembly, inspection / testing (as applicable) at vendor's & sub-vendor’s works, painting, forwarding, proper packing, shipment, delivery at site & guarantee as per tender technical specification above, amendment & agreements till placement of order. (Price break up of mandatory spares is to be furnished as per Annexure- II)

Total lumpsum firm price for providing Operation and Maintenance Service (24x7) including manpower, supervision, consumables etc. for operation & maintenance after commissioning of AC system before final handing over to end customer in flawless condition for the scope defined as per technical specification for Air Conditioning system

2X660 MW CSPGCL KORBA WEST TPP

AIR CONDITIONING SYSTEM

PE-TS-530-553-A001

ITEM DESCRIPTION

Total Ex-Works Price (INR)

AC-Plant-1: CENTRAL CHILLED WATER SYSTEM FOR MAIN CR AREAS, TRANSFORMER YARD CEP VFD AREA COMMON FOR UNIT-1 & 2

Water cooled Chilling machine each of minimum 180 TR capacity (actual) consisting of (a) Screw refrigerant compressor complete with motors, control panel, multi drive set, controls and interlocks other accessories as specified; (b) Water cooled condenser adequately sized with suitable anti corrosive paint coating for tube and shell part coming in contact with soft water & other accessories and (c) Shell & tube type water chiller & other accessories, as specified.

Sheet metal cabinet type air handling units (double skin as per specification) consisting of chilled water cooling coil, centrifugal blower, TEFC sq cage induction motor, non-return damper, motorised volume control damper,filters (pre filter), 3 way motorised mixing valve with thermostatic controls and other accessories to meet the AC load of the main CR areas of Unit 1 & 2 at 17.0m. Fine Filters and HEPA Filters for AHUs shall be included in individual discharge of AHU as per specification.

Sheet metal cabinet type air handling units (double skin as per specification) consisting of chilled water cooling coil, centrifugal blower, TEFC sq cage induction motor, non-return damper, motorised volume control damper,filters (pre filter), 3 way motorised mixing valve with thermostatic controls and other accessories to meet the AC load of the UPS, SWAS Room, Water Analysis Lab of Unit 1 & 2 at 8.5 m, 3.5 m & 0 .0m. Fine Filters and HEPA Filters in individual discharge of AHUs as per specification.

Sheet metal cabinet type air handling units (double skin as per specification) consisting of chilled water cooling coil, centrifugal blower, TEFC sq cage induction motor, non-return damper, motorised volume control damper,filters (pre filter), 3 way motorised mixing valve with thermostatic controls and other accessories to meet the AC load of the CEP VFD room at transformer yard. Fine Filters in individual discharge of AHUs as per specification.

Fibreglass reinforced plastic (FRP) construction cooling towers complete with fan, motor, FRP basin, nozzles, make-up water & quick fill water connection, Instruments, drains, piping, valves, strainers, ladder, structural support & all accessories as specified.

Centrifugal pump sets for condenser water recirculation complete with TEFC motor & all accessories as specified.

Centrifugal pump sets for chilled water recirculation complete with TEFC motor set & all accessories, as specified.

Condenser water piping with necessary fittings, strainers, valves including piping from soft water storage tank to cooling tower, chiller, condenser water pumps, pan humidifiers of AHU room as specified.

Chilled water piping within AC plant room, AHU rooms and from AC plant room to various AHU rooms of Main Power House, chilled water pumps, expansion tank complete with valves, supports, fittings, strainers,insulation with finish as per specification.

Chilled water piping from AC plant room to AHU room in Transformer Yard for CEP VFD complete with valves, supports, fittings, strainers,insulation with finish as per specification.

Monsoon reheating/ winter heating kit comprising strip heaters, safety controls, air-stat, contactors, frame work, thermostat & humidistat/ sensors etc.

PAN type HUMIDIFIER for each AHU room complete with humidistat, geyserstat safety controls, make up water piping from make up tank / nearest source of water, valves fittings etc

Fresh air fan (axial flow type), complete with motor,inlet cone, air filters (pre and fine), modulating dampers etc, support structure and other accessories etc. as per specification for each AHU room

Soft water/Make-up MS (spray galvanised from inside) /FRP Storage tank to cooling towers with instruments, valves and other accessories as required. Capacity of each tank min. 8 m3 .

MS (spray galvanised from inside)/FRP Expansion Tank (insulated) for chilled water with all accessories like instruments and valves as required, capacity min. 1 m3.

MS (spray galvanised from inside)/FRP Make up Tank. Make up water line with with all accessories like instruments and valves as required. Capacity of each tank min. 2 m3 .

Skid mounted softening plant (2 x 100 % ) with associated piping,valves, instruments, soft water pumps & regeneration pumps, chemical dosing pump, reject transfer pump & tanks as applicable & as per tender

Pumps with motor set along with accessories for pumping of softening plant reject and cooling tower blow down to CMB.

AC Plant -2: (For ESP control room, FGD control room and Ash Handling area Control Rooms, for Unit-1 &2

Water cooled Chilling machine each of minimum 250 TR capacity (actual) consisting of (a) Screw refrigerant compressor complete with motors, control panel, multi drive set, controls and interlocks other accessories as specified; (b) Water cooled condenser adequately sized with suitable anti corrosive paint coating for tube and shell part coming in contact with soft water & other accessories and (c) Shell & tube type water chiller & other accessories, as specified.

Sheet metal cabinet type air handling units (double skin as per specification) consisting of chilled water cooling coil, centrifugal blower, TEFC sq cage induction motor, non return damper,filters (pre filter), 3 way motorised mixing valve with thermostatic controls and other accessories to meet the AC load of the ESP control room, FGD control room areas of Unit I. Fine Filters in discharge for individual AHUs shall also be included.

Sheet metal cabinet type air handling units (double skin as per specification) consisting of chilled water cooling coil, centrifugal blower, TEFC sq cage induction motor, non return damper,filters (pre filter), 3 way motorised mixing valve with thermostatic controls and other accessories to meet the AC load of the ESP control room, FGD control room areas of Unit II. Fine Filters in discharge for individual AHUs shall also be included.

Sheet metal cabinet type air handling units (double skin as per specification) consisting of chilled water cooling coil, centrifugal blower, TEFC sq cage induction motor, non return damper,filters (pre filter), 3 way motorised mixing valve with thermostatic controls and other accessories to meet the AC load of the AHP Electrical Building 1 near compressor house (DCS RIO Room). Fine Filters in discharge for individual AHUs shall also be included.

Sheet metal cabinet type air handling units (double skin as per specification) consisting of chilled water cooling coil, centrifugal blower, TEFC sq cage induction motor, non return damper,filters (pre filter), 3 way motorised mixing valve with thermostatic controls and other accessories to meet the AC load of the AHP Electrical Building 1 near compressor house (AHP Controm Room). Fine Filters in discharge for individual AHUs shall also be included.

Sheet metal cabinet type air handling units (double skin as per specification) consisting of chilled water cooling coil, centrifugal blower, TEFC sq cage induction motor, non return damper,filters (pre filter), 3 way motorised mixing valve with thermostatic controls and other accessories to meet the AC load of the AHP Electrical Building 2 near silo area . Fine Filters in discharge for individual AHUs shall also be included.

Fibreglass reinforced plastic (FRP) construction cooling towers complete with fan, motor, FRP basin, nozzles, makeup water & quick fill water connection, Instruments, drains, piping, valves, strainers, ladder, structural support & all accessories as specified.

Centrifugal pump sets for condenser water recirculation complete with TEFC motor & all accessories as specified.

Centrifugal pump sets for chilled water recirculation complete with TEFC motor set & all accessories, as specified.

Condenser water piping with necessary fittings, strainers, valves including piping from soft water storage tank to cooling tower, chiller, condenser water pump, pan humidifiers of AHU room of ESP, FGD, AHP areas as specified.

Complete Insulated Chilled water piping within AC plant room, from AC Plant Room to AHU room ESP & FGD Control building Unit 8 and from AC plant room in ESP & FGD Control building unit 1 to ESP & FGD Control building Unit 2 AHU room, complete with valves supports, fittings, strainers, insulation with finish as per specification

Complete Insulated Chilled water piping from from AC plant room in ESP & FGD Control building unit 1 to AHP Electrical Building 1 near compressor house (DCS RIO Room) AHU room complete with valves supports, fittings, strainers, insulation with finish as per specification.

Complete Insulated Chilled water piping from from AC plant room in ESP & FGD Control building unit 1 to AHP Electrical Building 1 near compressor house (AHP Control Room) AHU room complete with valves supports, fittings, strainers, insulation with finish as per specification.

Complete Insulated Chilled water piping from from AC plant room in ESP & FGD Control building unit 1 to AHP Electrical Building 2 near silo area AHU room complete with valves supports, fittings, strainers, insulation with finish as per specification.

Monsoon reheating/ winter heating kit comprising strip heaters, safety controls, air-stat, contactors, frame work, thermostat & humidistat/ sensors etc. for each ESP cum FGD control room and AHP control rooms.

PAN type HUMIDIFIER for each AHU room ESP cum FGD control room and AHP area control rooms. complete with humidistat, geyserstat safety controls, make up water piping from make up tank / nearest source of water, valves fittings etc.

Fresh air fan (axial flow type), complete with motor,inlet cone, air filters (pre and fine), modulating dampers etc. as per specification for each AHU room of ESP cum FGD control room Unit I & II and AHP area control rooms.

Soft water/Make-up MS (spray galvanised from inside) /FRP Storage tank to cooling towers with instruments, valves and other accessories as required. Capacity of each tank min.4 m3 .

MS (spray galvanised from inside)/FRP Expansion Tank (insulated) for chilled water with all accessories like instruments and valves as required, capacity min. 1 m3.

MS (spray galvanised from inside)/FRP Make up Tank. Make up water line with with all accessories like instruments and valves as required. Capacity of each tank min. 2 m3 .

Skid mounted softening plant (2 x 100 % ) with associated piping,valves, instruments, soft water pumps & regeneration pumps & tanks as applicable & as per tender requirement.

Pumps with motor set along with accessories for pumping of softening plant reject and cooling tower blow down to CMB.

AC-Plant-3: CENTRAL CHILLED WATER SYSTEM FOR SERVICE BUILDING

Water cooled Chilling, each of minimum 120 TR capacity (actual) consisting of (a) Screw refrigerant compressor complete with motors, control panel, multi drive set, controls and interlocks other accessories as specified; (b) Water cooled condenser adequately sized with suitable anti corrosive paint coating for tube and shell part coming in contact with soft water & other accessories and (c) Shell & tube type water chiller & other accessories, as specified. Chiller shall be complete in all respect.

Sheet metal cabinet type air handling units (double skin as per specification) consisting of chilled water cooling coil, centrifugal blower, TEFC sq cage induction motor, VVVFD drive set, non-return damper,motorised volume control damper, filters (pre filter), 2 way motorised mixing valve with thermostatic controls and other accessories to meet the AC load of the the all floors of service building. Filters for AHUs shall be included in discharge of AHU as per specification.VVVFD shall be complete in all respect like provision of energy consumption measuring and data storing facility of energy consumption.

Fibreglass reinforced plastic (FRP) construction cooling towers complete with fan, motor, VVVFD Drive set, FRP basin, nozzles, make-up water & quick fill water connection, instruments, drains, piping, valves, strainers, ladder & structural support and all accessories as specified as per specification. VVVFD shall be complete in all respect like provision of energy consumption measuring and data storing facility of energy consumption.

Centrifugal pump sets for conde nser water recirculation complete with TEFC motor & all accessories as specified.

Primary Centrifugal pump sets for chilled water recirculation complete with TEFC motor & all accessories, as specified.

Centrifugal pump sets for Secondary chilled water recirculation complete with TEFC motor with VVVFD drive set & all accessories, as specified. VVVFD shall be complete in all respect like provision of energy consumption measuring and data storing facility of energy consumption.

Soft water/Make-up MS (spray galvanised from inside) /FRP Storage tank to cooling towers with instruments, valves and other accessories as required. Capacity of each tank min.4 m3 .

MS (spray galvanised from inside)/FRP Expansion Tank (insulated) for chilled water with all accessories like instruments and valves as required, capacity min. 1 m3.

MS (spray galvanised from inside)/FRP Make up Tank. Make up water line with with all accessories like instruments and valves as required. Capacity of each tank min. 2 m3 .

Skid mounted softening plant (2 x 100 % ) with associated piping,valves, instruments, soft water pumps & regeneration pumps, chemical dosing pump, reject transfer pump & tanks as applicable & as per tender requirement.

Pumps with motor set along with accessories for pumping of softening plant reject and cooling tower blow down to CMB

Condenser water piping with necessary fittings, strainers, valves including piping from soft water storage tank to cooling tower, chiller, pan humidifiers of AHU room as specified.

Chilled water piping with within AC plant room, AHU rooms and from AC plant room to various AHU rooms at different floors of Service building, complete with valves supports, fittings, strainers, insulation with finish as per specification.

Monsoon reheating/ winter heating kit comprising strip heaters, safety controls, air-stat, contactors, frame work, thermostat & humidistat/ sensors etc.

PAN type HUMIDIFIER for each AHU room complete with humidistat, geyserstat safety controls, make up water piping from make up tank / nearest source of water, valves fittings etc

Fresh air fan (axial flow type), complete with motor, inlet cone, air filters (pre and fine), modulating dampers etc. as per specification for each AHU room.

AC-Plant-4: CENTRAL CHILLED WATER SYSTEM FOR MISC. BUILDING

DX type, air cooled condensing unit

DX type, air cooled condensing unit of minimum 30TR capacity (actual). The refrigerant compressor shall be Scroll, hermetic / Semi-hermetic type suitable for Refrigerant R-134a / R-407c / R-410a environment friendly HFC refrigerants with drive package, Suction and discharge valves, capacity control system, expansion valve, crank case heater etc. A control panel shall be provided to house all gauges and controls. The panel shall contain all necessary terminal strips to facilitate external wiring. The unit shall be complete with expansion valve, all necessary fittings, accessories, insulated refrigerent piping to and from AHUs, foundation bolts, nuts, washers etc complete in all respect.

Sheet metal cabinet type air handling units (double skin as per specification) The draw through horizontal AHUs (min. 60 mmWC SP) shall comprise of Dampers, pre filter, fine filters, DX- cooling coil, Fan section with fan & TEFC sq cage induction motor, condensate drain pan, thermostatic controls and other accessories, like ladder along with supporting structure for filter and plenum, etc. to meet the AC load of control room area as per specification.

Monsoon reheating / winter heating kit comprising strip heaters, safety controls, air-stat, contactors, frame work, thermostat etc.

PAN type HUMIDIFIER for each AHU room complete with humidistat, geyserstat safety controls, make up water piping from make up tank / nearest source of water, valves fittings etc

Fresh air fan (axial flow type), complete with motor, inlet cone, air filters (pre and fine), modulating dampers etc. as per specification for each AHU room.

Air Cooled PAC-Unit complete with all accessories as specified The package unit shall be complete with all accessories like duct hetaers, pan humidifier, filters, acoustic insulation of duct for 5m from PU, drain piping with insulation upto nearest drain, required instrumentation etc.

20 TR net capacity

MONSOON REHEATING / WINTER HEATING KIT comprising strip heaters, safety controls, air-stat, contactors, frame work, thermostat & humidistat/ sensors etc. for above mentioned PAC.

HUMIDIFIER for above mentioned PAC complete with humidistat, safety controls, make up water piping from make up tank /nearest source of water, valves fittings etc. for above mentioned PAC.

Fresh air fan (axial flow type), complete with motor, inlet cone, air filters (pre and fine), dampers etc. along with support structure and other accessories for above mentioned package AC

AIR COOLED SPLIT UNITS Inverter type consisting of outdoor unit (having compressor condenser coils with fan and motor), indoor unit (having evaporator coil, filter,fan with motor), interconnecting refrigerant piping as per site requirement, drain piping as per site requirement & fittings with insulation, cordless remote, electrical power cord upto the nearest available point along with isolator / MCB, fixing frame for indoor and outdoor unit, Stablizer, etc. with best BEE Rating as per specification.

2.0 TR capacity (non-ductable type, 240 V, 1 phase) with isolation switch, i.e. MCB of suitable rating as specified, voltage stabilizer, cabling, all supporting structure, refrigerant piping to suite actual site condition, drain piping upto nearest drain etc. Split AC shall be of best rating as per latest BEE based on ISEER.

1.5 TR capacity (non-ductable type, 240 V, 1 phase) with isolation switch, i.e. MCB of suitable rating as specified, voltage stabilizer, cabling, all supporting structure, refrigerant piping to suite actual site condition, drain piping upto nearest drain etc. Split AC shall be of best rating as per latest BEE based on ISEER.

AIR COOLED CASSETTE SPLIT UNITS consisting of outdoor unit (having compressor condenser coils with fan and motor), indoor unit (having evaporator coil, filter,fan with motor), interconnecting refrigerant piping as per site requirement & fittings with insulation, cordless remote, electrical power cord upto the nearest available point along with isolator / MCB, fixing frame for indoor and outdoor unit, Stablizer,etc. with best BEE Rating as per specification.

4.0 TR CASSETTE AC capacity (non-ductable type, 240 V, 1 phase ) with isolation switch , i.e MCB of suitable rating as specified, voltage stabilizer, cabling, all supporting structure and refrigerent piping to suite actual site condition, drain piping upto nearest drain etc.

2.0 TR CASSETTE AC capacity (non-ductable type, 240 V, 1 phase ) with isolation switch , i.e MCB of suitable rating as specified, voltage stabilizer, cabling, all supporting structure and refrigerent piping to suite actual site condition, drain piping upto nearest drain etc.

AIR COOLED DUCTABLE SPLIT AC (Inverter type) consisting of outdoor unit (having compressor condenser coils with fan and motor), indoor unit (having evaporator coil, filter, fan with motor), interconnecting refrigerant piping, drain piping as per site requirement & fittings with insulation, cordless remote, electrical power cord upto the nearest available point along with isolator / MCB, fixing frame for indoor and outdoor unit, etc.

5.5 TR capacity (Inverter ductable type, 415 V, 3 phase with isolation switch).

8.5 TR capacity (Inverter ductable type, 415 V, 3 phase with isolation switch).

11 TR capacity (Inverter ductable type, 415 V, 3 phase with isolation switch).

16.5 TR capacity (Inverter ductable type, 415 V, 3 phase with isolation switch).

ITEMS COMMON TO ALL AC PLANTS

Galvanised steel sheets (finished) having zinc coating of atleast 275 gms/ sqm ducting complete with accessories like flanges, bracings, nuts, bolts, washers, gasket, locknut, hilti, threaded hanging rods, supports, vanes, splitter dampers, sealant, adhesive etc. required to make the installation complete in all respect.

Fire damper.

Fire damper with auto resetting, limit switches, indication lamps etc.

Motorized actuator with single phase power supply for the above fire damper.

Supply air grill/diffuser with VCD (Extruded Aluminium) complete with fixing frames, nuts, bolts, gaskets, washers etc

Return air grill/diffuser without VCD (Extruded Aluminium) complete with fixing frames, nuts, bolts, gaskets, washers etc

GI Volume control dampers for Duct complete with fixing arrangement.

Acoustic insulation from AHU outlets and centrifugal Fan outletas per specification with finish as specified.

Thermal insulation of supply air duct & return air duct with finish as specified.

Make up & Drain piping with and without insulation from various equipment upto nearest available drain point with necessary fittings like tees, reducers, expanders, elbows, flanges, valves with flanges, U trap etc as per specifications.

Variable air volume (VAV) box complete with damper, differential pressure sensor, motorised damper, actuator, cooling / heating thermostat with ON / OFF control, differential pressure sensor, 24 V power supply unit, controller capable of accepting analogue signal from CO2 sensor/ occupancy sensor/ thermostat and output to damper actuator, distribution board floor wise for green building like Service building suitable for following air flow capacity.

HDPE Piping (3 " ) complying to IS 4984, PN 10, PE80 carbon black, UV rating along with valves for transferring softening plant reject and cooling tower blow down to CMB (ETP)

Field instruments like pressure gauge, temperature gauge, pressure switch,pressure sensor, pressure transmitters, differential pressure switch, differential pressure transmitters flow switch, flow transmitter, flow meter, CO2 sensors for AHU room of Service building, occupancy sensors and Temperature sensor with VAV for Service building, BTU meter at each chiller of Service building, junction box for for control & instrumentation cable, local cable tray, conduit, Cable glands ,lugs and bimetallic washers etc, including necessary control panel form hook up with main DDCMIS as per specifications for complete Air Conditioning system

Junction Box for control & instrumentation cable along with fixing arrangement, Cable tray, cable tray support system, conduit, cable gland and lugs and bimetallic washers etc, conduit and conduit accessories etc including necessary control panel for hook up with main DDCMIS as per specifications for complete Air Conditioning System

Field instruments like pressure gauge, temperature gauge, pressure switch,pressure sensor, pressure transmitters, differential pressure switch, differential pressure transmitters flow switch, flow transmitter, flow meter, CO2 sensors for AHU room of Service building, occupancy sensors and Temperature sensor with VAV for Service building, BTU meter at each chiller of Service building and any other instruments as required for completeness of AC System.

Pressure Gauge

Temperature Gauge

Pressure Transmitter (Profibus type)

Temperature Transmitter (Profibus type)

Water Flow Switch

Flow Meter

BTU METER

Differential Pressure Switch (Water)

Differential Pressure Switch (Air, across Fine Filter)

Differential Pressure Switch (Air, across HEPA Filter)

Pressure Switch (Air)

Flow Transmitter (Profibus type)

Air Stat

Geyser Stat

Relative Humidity + Temperature Sensor with Transmitter

CO2 SENSOR + TRANSMITTER

OCCUPANCY SENSOR + TRANSMITTER

Level Transmitter (Profibus type)

Level Switch

Level Gauge

Relative Humidity + Temperature Indicator

Total lumpsum price for special tools & tackles for maintenance inclusive of packing forwarding, transportation up to site, etc for Air Conditioning System . (Bidder shall submit item-wise price break-up as per Appendix-A).

Total lumpsum price for commissioning spares inclusive of packing forwarding, transportation up to site, etc. for Air Conditioning System. (Bidder shall submit item-wise price break-up as per Appendix-B).

Providing full support during FAT of DDCMIS, preparation of control scheme, and commissining of DDCMIS as per relevent specification.

Total lump sum prices for visits (should include travel expenses to/ fro site/intermediary stay for Maintenance Services for the total scope defined as per BHEL NIT & tender technical specification, amendment & agreements till placement of order for Annual Maintenance Spares & Service for profibus Instruments as per C&I portion of Technical specification for Air Conditioning system

Total lump sum prices of visits for Maintenance Services inclusive of spare, manpower, consumables, wear / tear parts, as per BHEL NIT & tender technical specification, amendment & agreements till placement of order (should include travel expenses to/ fro site/intermediary stay for Maintenance Services for the total scope defined as per BHEL NIT & tender technical specification, amendment & agreements till placement of order for Annual Maintenance Spares & Service for profibus Instruments as per C&I portion of Technical specification for Air Conditioning system

Any other item not indicated above, but required to make the system complete in all respects as per specification and system requirement for Air Conditioning System.

The bidder shall furnish unit rates for variable item (marked *) for necessary adjustment (plus or minus) variation during detailed engg. stage. The unit rates quoted above shall be considered for adjustment and no separate unit rates shall be quoted. Unit rates shall be valid throughout the contract. Final qty. shall be paid as per actual measurment at site for erection for all the variable items.

Price format shall not be changed by the bidder as the bidder may get disqualified by doing so.

Any cell left blank in the unpriced schedule shall be treated as “Quoted” and is included in total price.

The BOQ mentioned above shall be read in conjunction with technical specification requirement. Any other item required as per technical specification but not specifically indicated in above BOQ, shall deemed to be inculded in total prices quoted by bidder. No additional price shall be payable against such items.

No. of days at site defined at S.N. I* above shall be calculated on the basis of presence at site (travel time is excluded).

No. of Visits and days for Maintenance Services of profibus type instruments may vary depending on site requirement. Bidder to replace the items damage which are already covered under warranty as defined under Supply Part and detail as mentioned in BHEL NIT & tender technical specification, amendment & agreements till placement of order. Any variation in no. of days & no. of visits shall be exercised based on unit rate arrived from S.N.I* & J* above respectively

2X660 MW CSPGCL KORBA WEST TPP

AIR CONDITIONING SYSTEM

PE-TS-530-553-A001

DESCRIPTION

FLAT D WRENCH - 6 MM TO 32 MM (12 Pcs)

BOX WRENCHES - 6 MM TO 22 MM (14 Pcs)

RING SPANNER - 6 MM TO 32 MM (12 Pcs)

ALLEN KEYS - 2 MM TO 10 MM

CRESCENT SCREW SPANNER

SCREW DRIVER SET

OFFSET SCREW DRIVER

INSULATED PLIER

TORCH LIGHT FOR 2 CELL

HAMMER 1 LB

OIL CAN

POCKET THERMOMETER - 0 TO 50 DEG. C)

INSULATION TAPE ROLL

STEEL FOOT RULE - 12"

FEELER GAUGE 9 BLADES

PIPE WRENCH

FLARE NUT (1/4")

FLARING TOOL

TUBE CUTTER

GAS CHARGING PIPE

NITOGEN CHARGING ADAPTER

FREON PRESSURE GAUGE (2 1/2" DIA DIAL) ) 0 - 300 MM PSI

FREON PRESSURE GAUGE (2 1/2" DIA DIAL) ) 30 - 150 MM PSI

PSYCHRO METER

LOCK WITH KEY FOR TOOL BOX

RATCHET 1/4"

MS TOOL BOX

Measuring tape

Tachometer

Double ended spanner

Gasket punch

Center punch

Scissors for sheet metal cutting

Multimeter

Anemometer

Compound pressure gauge

Slide wrench 8”

Slide wrench 10”

Slide wrench 6”

Box spanner set

Above is the minimum list. Any other Tools and tackles required for Air Conditioning system w.r.t. Mechanical, Electrical and C&I part shall also be provided by the Bidder as per system / customer requirement without any commercial & Delivery implication to BHEL.

Supply of special tools and tackle including tool box required for operation, maintenance and overhauling of the system is in the scope of the bidder.

2X660 MW CSPGCL KORBA WEST TPP

AIR CONDITIONING SYSTEM

PE-TS-530-553-A001

DESCRIPTION

Fan Belts (each type & size)

Pressure Gauge (for each type and range)

Temperature Gauge (for each type and range)

Filter (each size)

Wall chipping machine- 10kg

Compressor Oil

Refrigerant gas of each type in a non-returnable cylinders

Above is the minimum list. Any other commissioning spare required for Air Conditioning System w.r.t. Mechanical, Electrical and C&I part shall also be provided by the Bidder as per system / customer requirement without any commercial & Delivery implication to BHEL.

2X660 MW CSPGCL KORBA WEST TPP

AIR CONDITIONING SYSTEM

PE-TS-530-553-A001

ITEM DESCRIPTION

Screw Compressor Chilling Machine for each type/rating/model

Oil filter – O ring

Refrigerant filter

Master solenoid valve

Master solenoid valve coil

Pumps (for each model)

Pump Bearing

Pump Motor Bearing

Shaft Sleeve

Air handling unit (for each model)

V-belts for AHU Blower

AHU Blower bearing

Blower motor bearing

Filters at suction and discharge of all AHUs

Cooling Tower (for each model)

Nozzles for cooling towers

Float valve assembly

Fan Bearings

Motor bearings

Fills

Electrical Actuators

Actuators

Control & Instrumentation

Electronic Transmitters

Transmitters of all types and model no. (for the measurement of Pressure, differential pressure flow, level, temperature etc.)

Temperature elements

Thermo well (if applicable) * (With head assembly, terminal block and nipple)

Process Actuated Switch Devices Includes all types of Pressure, differential pressure, flow, temperature, and differential temperature, level switch Devices.

Relative Humidity Sensors

Geyserstat

Local Humidity/Temperature indicators

Fully programmed controller, electronic modules of each type (as applicable)

Power supply module (if applicable)

Variable Frequency Derive (VFD)

Complete VFD derive

Complete Converter & Inverter unit

Set of Cards

Set of fuses

Input & Output Chokes (If applicable)

Wherever quantity has been specified percentage (%) the quantity of mandatory spares to be provided by the bidder shall be distributed into various ranges/size/rating/type (as the case may be) in the same proportion of the main population. In case the quantity so calculated happens to be fraction, the same should be rounded off to next higher whole number.

Incase spares indicated in the list are not applicable to the particular design offer by the bidder, the bidder should offer spares applicable to offered design with quantities generally in line with the approach followed in the above list.

Mandatory spares listed in Price Schedule is bare minimum requirement. In case any additional mandatory spares requirement is covered elsewhere in the tender specification apart from specified above, same shall be deemed to have been covered in bidder’s scope of supply.

Wherever "set" is indicated, it shall mean complete replacement for one main equipment of similar size & capacity.

All mandatory spares shall be supplied as per the requirement of the specifications. In case any spare indicated in the specification is “not applicable” for particular equipment, then suitable applicable alternate spare has been offered / shall be supplied by the bidder without any financial implication."

Bidder to write “Quoted / Not Applicable” against all items. Any item which is quoted as “not applicable” by the bidder in the above list and is found to be “applicable” at a later date, shall be supplied by the bidder without any commercial and delivery implication.

Any cell left blank in the unpriced schedule shall be treated as “Quoted” and is included in total price.

List of above mandatory spares shall be finalized during detail engineering. In case of deletion/increase in quantity of any particular item during detail engineering, prices quoted by the bidder against such item shall be reduced/adjusted (wrt unit rate quoted by the bidder) from the overall prices quoted by the bidder.

Bidder to note that even though there may be some spares which are repetitive at various sl.no mentioned above, bidder to ensure that prices are quoted against each sl.no. In case any cell is left blank in the unpriced schedule shall be treated as "quoted" and included in total price.

2 X 660 MW CSPGCL Korba West TPP

AC SYSTEM

77/26/6147/SAN Date 14.09.2026

Volume/Section

TECHNICAL DEVIATION

COMMERCIAL DEVIATION