Ventilation System for 2X660 MW KORBA WEST STPP Project

Total lump sum firm price inclusive of all prevailing taxes, duties and other levies 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 & sub-vendor’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 and handover in flawless condition of the package to the end customer complete with all accessories, for the total scope of Ventilation 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 inclusive of all prevailing taxes, duties and other levies 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. (Refer Note-3 below)

Total lump sum firm price inclusive of all prevailing taxes, duties and other levies 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 inclusive of all prevailing taxes, duties and other levies 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 inclusive of all prevailing taxes, duties and other levies 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)

2X660 MW CSPGCL KORBA WEST TPP

VENTILATION SYSTEM

PE-TS-530-554-A001

ITEM DESCRIPTION

Total Ex-Works Price (INR)

Double skin Sheet metal containerized type modular air washer unit (closed from all around and bottom) with centrifugal fan (DIDW) with motor, pumps with motors, air washer internals, inlet air louvers, non-return damper, Volume Control Damper, motorised damper (as applicable), filters, piping as per IS:1239, Part-I (heavy class galvanised), valves,instruments, nozzles, back wash arrangement, galvanised drain piping etc. along with support for suction and discharge plenum etc as per specification of capacity 1,00,000 CMH. Each air washer has 1 number centrifugal fan(1 x 100% duty) of capacity 1,00,000 CMH at min. 60 mm SP. All parts of Fans & Motors shall be fixed on channel.

Double skin Sheet metal containerized type modular air washer unit (closed from all around and bottom) with centrifugal fan (DIDW) with motor, pumps with motors, air washer internals, inlet air louvers, non-return damper, Volume Control Damper , motorised damper (as applicable), filters, piping as per IS:1239, Part-I (heavy class galvanised), valves,instruments, nozzles, back wash arrangement, galvanised drain piping etc. along with support for suction and discharge plenum etc as per specification of capacity 50,000 CMH. Each air washer has 1 number centrifugal fan(1 x 100% duty) of capacity 50,000 CMH at min. 60 mm SP. All parts of Fans & Motors shall be fixed on channel.

Double skin Sheet metal containerized type modular Unitary air filtration unit (closed from all around and bottom) with centrifugal fan (DIDW) with motor, pumps with motors, filters, UAF internals, inlet air louvers, non-return damper, Volume Control Damper , motorised damper (as applicable), piping as per IS: 1239 part I (heavy class galvanised), valves, instruments, nozzles, back wash arrangement, galvanised drain piping, etc. along with support for suction and discharge plenum as per specification of capacity 75,000 CMH. Each Unitary air filtration unit has 1 number centrifugal fan (1 x 100% duty) of capacity 75,000 CMH at min. 50 mmwc static pressure.

Double Skinned (0.6 mm thick pre coated outer skin, 0.6 mm thick plain GI inner skin with CFC free PUF insulation in between) Fan Filter Unit (FFU) shall comprise of centrifugal fans (DIDW) with TEFC Squirrel Cage induction motors, drive pkg, pre filter with filter mounting frame, inlet air louvers, bird screen, VI pads, Support Channel, SS foundation bolts, nuts, & washers, Fire retardant canvass connection, VCD, NRD and all other accessories as required for complete installation. All parts of Fans & Motors shall be fixed on channel. Entire skid shall be placed on flat foundation without any pocket. The capacity of FFU shall be 30,000 CMH at min. 40 mmwc SP having 1x 100% fan.

Roof extractor units (axial flow type) with hood, disconnect switch and all accessories as specified (suitable for 415V/3-phase supply). Following fan shall have 15 mmwc static pressure.

Capacity 50,000 CMH with Motor rating 5.5 KW

Capacity 40,000 CMH with Motor rating 5.5 KW

Capacity 20,000 CMH with Motor rating 2.2 KW

Axial flow supply fans with pre and fine filter (wall mounted) complete with casing, TEFC sq cage induction motors & mounting frame, MS rain protection cowl, bird screen and all other accessories (suitable for 415V/3- phase supply). Following fan shall have 35 mmwc static pressure.

Capacity 20,000 CMH with Motor rating 3.7 KW

Axial flow supply fans with pre and fine filter (wall mounted) complete with casing, TEFC sq cage induction motors & mounting frame, MS rain protection cowl, bird screen and all other accessories (suitable for 415V/3- phase supply). Following fan shall have 30 mmwc static pressure.

Capacity 10,000 CMH with Motor rating 2.2 KW

Capacity 7,500 CMH with Motor rating 1.5 KW

Capacity 6,000 CMH with Motor rating 1.1 KW

Capacity 4,000 CMH with Motor rating 0.75 KW

Axial flow supply fans with pre-filter (wall mounted) complete with casing, TEFC sq cage induction motors & mounting frame, MS rain protection cowl, bird screen and all other accessories (suitable for 415V/3-phase supply) as specified. Following fan shall have 20 mmwc static pressure.

Capacity 15,000 CMH with Motor rating 2.2 KW

Capacity 10,000 CMH with Motor rating 1.5 KW

Capacity 7,500 CMH with Motor rating 1.1 KW

Capacity 6,000 CMH with Motor rating 1.1 KW

Capacity 4,000 CMH with Motor rating 0.75 KW

Capacity 2,000 CMH with Motor rating 0.55 KW

Axial flow exhaust fans (Bifurcated type, spark proof construction, wall mounted) complete with casing, flame proof motor & mounting frame, MS rain protection cowl, bird screen and all other accessories, epoxy painted (suitable for 415V/3-phase supply) as specified. Following fan shall have 15 mmwc static pressure.

Capacity 15,000 CMH with Motor rating 2.2 KW

Capacity 10,000 CMH withMotor rating 1.5 KW

Capacity 7,500 CMH with Motor rating 1.1 KW

Capacity 4,000 CMH with Motor rating 0.55 KW

Capacity 2,000 CMH with Motor rating 0.55 KW

Axial flow exhaust fans (Wall mounted) complete with casing, TEFC sq cage induction motor & mounting frame, MS rain protection cowl, bird screen and all other accessories (suitable for 415V/3-phase supply) as specified. Following fan shall have 10 mmwc static pressure.

Capacity 15,000 CMH with Motor rating 1.1 KW

Capacity 10,000 CMH with Motor rating 0.75 KW

Capacity 7,500 CMH with Motor rating 0.55 KW

Capacity 6,000 CMH with Motor rating 0.55 KW

Capacity 4,000 CMH with Motor rating 0.55 KW

Capacity 2,000 CMH with Motor rating 0.37 KW

Exhaust fan (propeller type) completes with induction motor & mounting frame MS rain protection cowl, bird screen and all other accessories as specified (suitable for 240V/ 1 phase). Following fan shall have 5 mmwc static pressure.

Capacity 1200/1000 CMH with Motor rating 100 watts

Single phase Circular Duct inline Fan of capacity 1000 CMH with 15 mmwc static pressure

Air Curtain of suitable CFM for Doors/ Rolling Shutters for preventing dust ingress, suitable to operate 24X 7 in coal dust environment. Air Curtain should be as per latest OEM standard.

Air Curtain Height up to 10 feet & width up to 12 feet

Air Curtain Height up to 10 feet & width from 13 feet to 24 feet

Air Curtain Height up to 11-15 feet & width up to 12 feet

Air Curtain Height up to 11-15 feet & width 13 feet to 24 feet.

Air Curtain Height up to 16-24 feet & width up to 12 feet

Air Curtain Height up to 16-24 feet & width 13 feet to 24 feet.

Finished GSS (zinc coating 275 gms/ sqm) ducting complete with hangers/ supports, duct supporting structure, threaded rods, anchor fasteners, nuts for threaded rods, support angle, cleats, Consumable items like gaskets, sealant, adhesives, rivets, screws, nuts, bolts, washers etc. as applicable for complete work as per technical specification.

MS Duct With Epoxy paint for battery room.

FIRE DAMPER

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

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

Fusible Link type Fire Damper

Wall mounted dampers (gravity operated) for different areas as per specifications

Inlet Louvres as per specifications

MS Grilles/ Diffuser with VCD complete with fixing frames, nuts, bolts, gaskets, washers etc

MS Grilles/ Diffuser without VCD complete with fixing frames, nuts, bolts, gaskets, washers etc

Powder Coated extruded Aluminium Grilles/Diffusers with VCD complete with fixing frames, nuts, bolts, gaskets, washers etc

Powder coated extruded Aluminium Grilles/Diffusers without VCD complete with fixing frames, nuts, bolts, gaskets, washers etc

Thermal insulation of exposed duct and other areas with finish as specified

Acoustic insulation as per specification

GI Volume control dampers for Duct.

Make-up/Drain piping without insulation from various equipment up to nearest available source/drain point with all necessary fittings like tees, reducers, expanders, elbows, flanges, valves with flanges, U trap etc as per specifications.

FIELD INSTRUMENTS like pressure gauge, temperature gauge, pressure switch, transmitters, differential pressure switch etc, any other instruments as required for completeness of Ventilation System.

Pressure Gauge

Temperature Gauge

Pressure switch (Air)

Differential Pressure switch (Water)

Level Transmitter (Profibus Type)

Pressure Transmitter (Profibus Type)

Level Gauge

Junction Box 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 Ventilation System

Fibre optic cable.

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

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

Total lump sum prices for Maintenance Services (in days) for the total scope defined as per BHEL NIT & tender technical specification, amendment & agreements till placement of order, inclusive of spare, manpower, consumables etc., for Annual Maintenance Spares & Service for profibus Instruments as per C&I portion of Technical specification for Ventilation system

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 Ventilation system

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

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. 34* 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. 34* & 35* above respectively

2X660 MW CSPGCL KORBA WEST TPP

VENTILATION SYSTEM

PE-TS-530-554-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

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 Ventilation 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

VENTILATION SYSTEM

PE-TS-530-554-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

Above is the minimum list. Any other commissioning spare required for Ventilation 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

VENTILATION SYSTEM

PE-TS-530-554-A001

ITEM DESCRIPTION

Air Washer Units (for each type)

Supply Air fans

V-belts for Supply air fans

Supply air fan bearings

Air Washer pump

Impeller for Pump

Pump Shaft

Pump Bearing

Shaft Sleeves

Gland Packings for pumps

Spray nozzles

Air Washer Pump inlet water strainer

Brass suction screen/strainer for air washer tank

Fabric filters

Metallic filters

Electrical Actuators

Actuators

Motors for ventilation system including Motors for Centrifugal fan & pump for each type and rating of air washer unit & UAF

Unitary air filtration unit (for each type)

Supply Air fans

V-belts for supply air fans

Supply air fan bearings

UAF Pump

Pump bearings

Impeller for pump

Pump Shaft

Shaft sleeves

Gland Packings for pumps

Nylon Filter

Spray nozzles

UAF Pump inlet water strainer

Brass suction screen/strainer for unitary air filtration tank.

Measuring Instruments

Level transmitter

Pressure transmitter

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.

2X660 MW CSPGCL KORBA WEST TPP

VENTILATION SYSTEM

77/26/6116/AMI dated 13.08.2026

Volume/Section

TECHNICAL DEVIATION

COMMERCIAL DEVIATION