GEM

BSNL Portal DOT Chilled Water AHU SITC Tender Central Delhi 2025 ISO/IS 550 Compliant

Bid Publish Date

19-Nov-2025, 4:22 pm

Bid End Date

02-Dec-2025, 12:00 pm

Bid Opening Date

02-Dec-2025, 12:30 pm

EMD

₹51,706

Value

₹25,85,292

Location

CENTRAL DELHI , DELHI

Progress

Issue19-Nov-2025, 4:22 pm
AwardPending
Explore all 4 tabs to view complete tender details

Quantity

736

Category

SITC of chilled water double skin type horizontal vertical Air Handling Units

Bid Type

Two Packet Bid

Categories 183

AGITATORS COPPER WIRE AIR WASHER APPARELS PLATFORM SCALE CRANKSHAFT ASSY ANGLE INCLINED SHAFT APFC PANEL AHU POLYETHYLENE PIPE ARCHERY BOW STRINGS MISCELLANEOUS VALVE PAINTING PLUMBING WORK RING COPPER CABLE STRUCTURE FABRICATION COOLING FAN POWER CABLE CABBING EQUIPMENTS METAL STEEL PIPE PTFE WIRE SEAMLESS PIPE MS PIPE AIR CYLINDERS PERISTALTIC PUMPS PIPE PROJECT TUBE AND FITTING ARNO STARTING CONTACTOR DESERT COOLER CABLE LADDER WIRING ASSEMBLY MIXERS PARTS AND ACCESSORIES STEEL FURNITURE DUCTS ARC VALVE KAJUKATARI HARDWARE AND FASTENERS AIR REGULATORS GEYSER WELL TESTING EQUIPMENTS FERROUS ALLOY SUPPLY AUTOMATION EQUIPMENT ELECTRICAL WIRE XLPE CABLE RUBBER GASKET STEEL WIRE PIPING LIGHTENING PROTECTION DEVICE SEALS EQUIPMENTS AND INSTRUMENT CLOTHING CHEQUERRED TILE INSTRUMENTATION CABLE CENTRIFUGE BUCKETS GI WIRE PLASTIC KILTAS PRESSURE VESSEL WHEEL ASSEMBLY MUSICAL INSTRUMENT PARTS AND ACCESSORIES AIR DUCT PINS COPPER SHEET RUBBER AND ELASTOMERS MILITARY VEHICLE WATER SUPPLY STOMACHERS CONDUCTOR INDICATING AND RECORDING INSTRUMENTS VARIABLE FREQUENCY DRIVE AXIAL FAN TILES AND FLAGSTONES POWER PRESSURE INDICATORS INSULATING COMPONENT MOULDED ITEM SEALING RING DISTRIBUTION AND CONDITIONING AC PIPES MS FLAT THERMOMETER GI PIPE FLOW REGULATOR V-BELT COILED CABLE SWITCH GEAR FLUID MECHANICS EQUIPMENT GALVANISED PIPE FITMENT LFH CABLE UTG MACHINE SUPPLY LABORATORY ENVIRONMENTAL CONDITIONING EQUIPMENT BEARING HOLDERS AIR BLOWER HVAC INDUSTRIAL DRIVE LABORATORY PRESSES MECHANICAL INSTRUMENTS AWM WIRE GL WIRE TILE FLOORING PNEUMATIC STEEL PIPE BOLTS PRESSURE GAUGE BLOWERS OR DRYERS VALVES POWER WIRE THERMOWELLS AC MOTORS GATE VALVES PRESSURE REGULATOR TECHNICAL SERVICES NUTS INSULATION MATERIAL GROUTING PROVISION OF TILE VALVE WATER LEVEL RECORDER SANITARY FITTING WATER SUPPLY MATERIAL PRESSURE MEASURING AND CONTROL INSTRUMENTS WIRE CABLE STAYED INDUSTRIAL FAN FUME HOODS PUMP HOUSE AUTOMATION ERECTION OF STRUCTURAL CLAMPS TURBINE PUMPS MICROWAVE SWITCH RUBBER AND PLASTIC PROCESSING MACHINERY ADHESIVE SLIDER VALVES TUBES AND PIPES GALVANIZED WIRE ANAESTHESIA MACHINE BARE CABLE PROGRESSIVE CAVITY PUMPS DUCTING BACKHOE TRANSITION METALS DIAPHRAGM PUMPS STRAINER CABLE BUILDING AUTOMATION FIRE BREATHING APPARATUS VIBRATORY SCREEN BLOWERS FABRICATOR PVC TANK DUCT WORK WATER TRANSMISSION MACHINE PLASTIC GAUGE PUMPING STATION BUTTERFLY LUG PATTERN VALVES VALVE PARTS AND ACCESSORIES ESCRAP FR1 AUTOMOTIVE CABLE CPVC PIPE GASKETS INSULATED CABLE FIRST AID BOX PEB PIPES UPVC PIPE CABLE SUPPLY MASTIC ALUMINUM CABLE TRAY METAL PRODUCTS AIR DUCTS BOOT BOYLES APPARATUS CONSTRUCTION SCREW COMPRESSORS MANUFACTURING SERVICES MERRY GO ROUND GALVANIZED IRON PIPE

Tender Overview

Bharat Sanchar Nigam Limited Portal(bsnl), under the Department of Telecommunications, invites bids for SITC of chilled water double skin type AHUs, assorted diameter CHW piping, butterfly valves, balancing valve, Y strainers, gauges, thermometers, air vents, GSS ducting at multiple thicknesses, acoustic lining, GI lines, XLPE copper cabling, and related fittings. Estimated value: ₹2,585,292 with EMD ₹51,706. Scope includes dismantling existing AHUs and piping, fabrication of MS frames, and supply/fix of 500 Litre PVC makeup tank, plus MS framing components. Location: CENTRAL DELHI, DELHI. Tender accommodates quantity variations up to 25% under option clause; delivery windows adapt to extension rules. Unique mix of HVAC, ducting, electrical, and structural works under a single SITC package.

Technical Specifications & Requirements

  • Item scope covers SITC of AHUs (chilled water), with ducting in GSS sheet metal at thicknesses 0.63 mm, 0.80 mm, 1.0 mm, 1.25 mm; acoustic lining for supply plenum; piping diameters: 200 mm, 150 mm, 100 mm, 80 mm, 65 mm; butterfly valves in same diameters and 65 mm balancing valve; 80 mm Y Strainer; industrial-type pressure gauges; mercury-in-glass thermometers; air vents for automatic purging; 40 mm GI pipes; XLPE armoured copper cables 4Cx4 Sqmm and end terminations; 3C x 1.5 Sqmm armoured cables; 6 SWG GI earthing; dismantling of existing AHUs and piping; 500 Lt PVC makeup water tank with insulation; MS angle frame 40x40x5 mm and MS flats for fabrication.
  • No explicit performance thresholds or standards listed; however, the scope implies compliance with standard HVAC installation practices and site fabrication quality.

Terms, Conditions & Eligibility

  • EMD: ₹51,706 (mode not specified in data; bidders should verify payment method).
  • Delivery terms: Option clause allows ±25% quantity variation at contracted rates; remaining delivery timeline linked to original/extended delivery period with a minimum extension of 30 days.
  • Tender flexibility: Purchaser may increase quantity up to 25% during contract; schedule adjusts from last date of DO; comply with ATC/delivery calculus.
  • Documents: GST registration, PAN, experience certificates, financial statements, EMD deposit proof, technical bid documents, OEM authorizations as applicable.
  • Other: Dismantling, site fabrication, and fixing works must align with safety, site SOPs, and standard electrical/HVAC practices; terms require compliance with quantity extension rules and delivery extensions as specified.

Key Specifications

  • SITC of chilled water AHUs with 200 mm to 65 mm diameters

  • GSS sheet metal ducting: thickness 0.63 mm, 0.80 mm, 1.0 mm, 1.25 mm

  • Acoustic lining for supply air duct and plenum

  • Piping and valves: 200 mm, 150 mm, 100 mm, 80 mm, 65 mm diameters; butterfly valves and balancing valve

  • Electrical & cabling: 4C x 4 Sqmm XLPE armoured copper, 3C x 1.5 Sqmm armoured copper, end terminations

  • GI piping: 40 mm nominal bore; earthing with 6 SWG GI wire

  • Dismantling of existing AHUs and piping; site fabrication of MS frames and MS angles

  • 500 Litre PVC makeup water tank with insulation

Terms & Conditions

  • EMD amount and 25% quantity variation rights for purchaser

  • Delivery window adjustments based on last DO date and extended period

  • Submission of mandatory bid documents: GST, PAN, experience, financials, EMD, OEM authorizations

Important Clauses

Payment Terms

EMD amount ₹51,706; delivery-linked payment terms to be confirmed in LOA; option quantity adjustments allowed.

Delivery Schedule

Delivery period linked to last DO date; additional time calculated as (increased quantity/original quantity) × original delivery period, minimum 30 days.

Penalties/Liquidated Damages

Not specified in data; bidders should verify LD terms in ATC/LOA.

Bidder Eligibility

  • Eligibility criterion 1

  • Eligibility criterion 2

  • Eligibility criterion 3

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Bill of Quantities (BOQ) 34 Items

Item # Title Description Quantity Unit Consignee Delivery (Days)
1 SITC of chilled water double skin type horizontal vertical Air Handling Units 1. Supply, Installation, Testing and commissioning of factory built floor mounted chilled water double skin type horizontal vertical air handling units made of 25mm thick panels consisting of pre plasticized G.I. casing of thickness 0.8mm outside layer and 0.8 mm inside layer with polyurethane foam PUF insulation factory injected between them by injection moulding machine, complete with blower section with blower suitable for 65mm static pressure as required, minimum 2 bend GSS PVC eliminators, cooling coil section with aluminium finned copper tubes tubes thickness not less than 0.5mm cooling coil of 6 row deep, filter section with 50mm thick metal viscous washable synthetic type air prefilters, belt drive package with TEFC drive motor of efficiency class IE3 suitable for 415 plus minus 10 percent volts, 50Hz, 3 Phase AC supply suitably designed for variable frequency drive applications, drain connections, stainless steel 18G drain pan with PUF insulation, 150 mm dia. dial type pressure gauges 2 nos. and industrial type thermometers 2 nos. at the inlet and outlet of coil, auto purge valve wherever required, necessary vibration isolation arrangement etc. complete as per specification and of following capacities. Ms Zeco, Systemair, Flaktwood, Edgetech, Patel Airtemp, waves, Nutech, Carryaire, Saiver India Make 1.1 18600 CFM at thre rate of 65 mm wg static pressure 2 no [email protected] 60
2 Supplying and fixing 200mm dia chilled water piping 2. Supplying, laying fixing, testing and commissioning of following nominal sizes of chilled water piping inside the building with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc. duly insulated with following closed cell elastometric nitrile rubber of minimum 45 Kg per cu m density, thermal conductivity 0.037 W per MK or better at 20 deg mean temperature class O insulation applied by suitable adhesive complete including repairing of damage to building etc. as per specifications and as required complete in all respect. Note The Pipes of sizes 150mm and below shall be M.S. C class as per IS 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. 2.1 200mm dia. 32 mm thick insulation 10 metre [email protected] 60
3 Supplying and fixing 150mm dia chilled water piping 2.2 150mm dia. 32 mm thick insulation 75 metre [email protected] 60
4 Supplying and fixing 100mm dia chilled water piping 2.3 100 mm dia. 32 mm thick insulation 40 metre [email protected] 60
5 Supplying and fixing 80mm dia chilled water piping 2.4 80 mm dia. 32 mm thick insulation 25 metre [email protected] 60
6 Supplying and fixing 65mm dia chilled water piping 2.5 65 mm dia. 32 mm thick insulation 25 metre [email protected] 60
7 Supplying and fixing 200mm dia Butterfly Valve 3. Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications. 3.1 BUTTERFLY VALVE MANUAL with C I body SS Disc, Nitrile Rubber Seal and O Ring PN 16 pressure rating for chilled water hot water circulation as specified. 3.1.1 200mm dia 2 no [email protected] 60
8 Supplying and fixing 100mm dia Butterfly Valve 3.1.2 100mm dia 4 no [email protected] 60
9 Supplying and fixing 80mm dia Butterfly Valve 3.1.3 80 mm dia. 2 no [email protected] 60
10 Supplying and fixing 65mm dia Butterfly Valve 3.1.4 65 mm dia. 8 no [email protected] 60
11 Supplying and fixing 65mm dia Balancing Valve 3.2 BALANCING VALVE WITH BUILT IN MEASURING FACILITY with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation and PN 16 pressure rating for chilled hot water circulation as specified. 3.2.1 65 mm dia. 10 no [email protected] 60
12 Supplying and fixing 80mm dia Y Strainer 3.3 Y STRAINER of Ductile CI Body flanged ends with stainless steel strainer for chilled hot water circulation including insulation as specified. 3.3.1 80mm dia 2 no [email protected] 60
13 Providing and fixing the industrial type pressure gauge 4. Providing and fixing in position the industrial type pressure gauge with gun metal brass valves etc. complete as required. 10 no [email protected] 60
14 Providing and fixing the mercury in glass industrial type thermometer 5. Providing and fixing in position the mercury in glass industrial type thermometer complete as required. 10 no [email protected] 60
15 Providing and fixing the Air Vent for Automatic purging 6. Providing and fixing in position Air Vent for Automatic purging etc. complete as required. 15 no [email protected] 60
16 SITC of zero point63 mm Thickness sheet site fabricated GSS sheet metal ducting 7. Supply, installation, balancing and commissioning of site fabricated GSS sheet metal rectangular round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required. 7.1 Thickness 0.63 mm sheet 10 sqmtr [email protected] 60
17 SITC of zero point80 mm Thickness sheet site fabricated GSS sheet metal ducting 7.2 Thickness 0.80 mm sheet 10 sqmtr [email protected] 60
18 SITC of 1 mm Thickness sheet site fabricated GSS sheet metal ducting 7.3 Thickness 1.00 mm sheet 10 sqmtr [email protected] 60
19 SITC of 1 point 25 mm Thickness sheet site fabricated GSS sheet metal ducting 7.4 Thickness 1.25 mm sheet 5 sqmtr [email protected] 60
20 Supply and fixing of acoustic lining of supply air duct and plenum 8. Supply and fixing of acoustic lining of supply air duct and plenum with 25 mm thick resin bonded glass wool having density of 32 kg cub. mtr., with 25 mm X 25 mm GI section of 1.25 mm thick, at 600 mm centre to centre covered with Reinforced Plastic tissue paper and 0.5 mm thick perforated aluminum sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as required and as per specifications. 50 sqmtr [email protected] 60
21 Providing and fixing 40 mm dia Nominal bore GI pipe 9. Providing and fixing 40 mm dia. Nominal bore G.I pipe complete with G.I. fittings and clamps for drain piping with 9 mm thick O class closed cell nitrile rubber insulation etc. Complete required as per specification. 40 metre [email protected] 60
22 SITC of 4C x 4 Sqmm 1 point 1kV grade XLPE insulated armoured Copper cable 10. Supply, Installation, Testing and Commissioning of 4C x 4 Sqmm 1.1kV grade, XLPE insulated, armoured Copper cable including conduits wherever specified for flexible cables only in Existing cable tray, fire retardant sealant etc. Complete as required. 20 metre [email protected] 60
23 Supplying and making end termination for 4C x 4 Sqmm size of XLPE copper conductor cable 11. Supplying and making end termination with brass compression gland and copper lugs for 4C x 4 Sqmm size of PVC insulated and PVC sheathed XLPE copper conductor cable of 1.1 KV grade as complete as required. 10 no [email protected] 60
24 SITC of 3C x 1 point 5 Sqmm armoured Copper communication cable 12. Supply, Installation, Testing and Commissioning of 3C x 1.5 Sqmm armoured Copper communication cable including conduits wherever specified for flexible cables only in Existing cable tray, fire retardant sealant etc. Complete as required. 40 metre [email protected] 60
25 Providing and fixing 6 SWG dia GI wire for loop earthing 13. Providing and fixing 6 SWG dia. G.I. wire on surface or in recess for loop earthing along with existing surface recessed conduit sub main wiring cable as required. 80 metre [email protected] 60
26 Dismantling of existing AHUs of different capacities 14. Dismantling of existing AHUs of different capacities after disconnecting from existing chilled water piping, making dead existing chilled water piping, dismantling the AHUs in to panels, disconnection of the motor connections, dismantling of cables and shifting the AHUs panels, electric motor and AHU blowers etc. from different floors to the store in basement or at any other suitable place in building as per instructions of Engineer in charge etc. complete as required. 2 job [email protected] 60
27 Dismantalling of existing 200mm dia piping valves of AHUs and shifting the piping to the store 15. Dismantalling of existing piping valves of different floor AHUs and shifting the piping to the store in basement or at any other suitable place in building as directed by Engineer in Charge etc. as required. 15.1 200 mm dia. 10 metre [email protected] 60
28 Dismantalling of existing 150mm dia piping valves of AHUs and shifting the piping to the store 15.2 150 mm dia. 75 metre [email protected] 60
29 Dismantalling of existing 100mm dia piping valves of AHUs and shifting the piping to the store 15.3 100 mm dia. 40 metre [email protected] 60
30 Dismantalling of existing 80mm dia piping valves of AHUs and shifting the piping to the store 15.4 80 mm dia. 25 metre [email protected] 60
31 Dismantalling of existing 65mm dia piping valves of AHUs and shifting the piping to the store 15.5 65 mm dia. 25 metre [email protected] 60
32 SITC of 500 Ltr Capacity of PVC tank for make up water with insulation 16. SITC of 500 Ltr Capacity of PVC tank for make up water with insulation and connection etc complete as required. 4 job [email protected] 60
33 Supplying fabricating and fixing of 40mmx40mmx5 mm MS angle iron MS frame 17. Supplying, fabricating and fixing of MS frame made out of following members ic cutting, welding, grouting and painting the MS members etc. complete as reqd. 17.1 40mmx40mmx5 mm MS angle iron. 20 metre [email protected] 60
34 Supplying fabricating and fixing of 40mmx5mm MS flat MS frame 17.2 40mmx5mm MS flat. 20 metre [email protected] 60

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Required Documents

1

GST Registration Certificate

2

Permanent Account Number (PAN) Card

3

Experience Certificates for similar SITC projects

4

Financial Statements (last 3 years)

5

EMD deposit receipt or online payment proof

6

Technical Bid Document / Technical Compliance Certificate

7

OEM Authorization / Authorized Dealer Certificate (where applicable)

8

Dismantling/De-installation experience evidence (if bid includes demolition work)

Frequently Asked Questions

Key insights about DELHI tender market

How to bid for BSNL DOT chilled water SITC tender in Central Delhi?

Bidders should submit GST, PAN, experience certificates, financial statements, EMD ₹51,706, and OEM authorizations. Ensure technical bid demonstrates prior SITC of AHUs, ducting, and valve installations; verify ATC terms about 25% quantity variation and delivery extensions; follow site safety guidelines and MS fabrication requirements.

What documents are required for the Central Delhi HVAC SITC bid 2025?

Required documents include GST certificate, PAN card, last 3 years financials, experience certificates for similar SITC projects, EMD proof of ₹51,706, technical bid, OEM authorization if applicable, and any dismantling/installation certifications to support de-installation activities.

What are the essential technical specifications for CHW piping diameters in this tender?

The scope includes CHW piping in diameters of 200 mm, 150 mm, 100 mm, 80 mm, and 65 mm. Fabricators must supply and fix these lines with compatible components, including 4C x 4 Sqmm XLPE copper cabling and terminations, ensuring ducting and valves match each size.

What is the EMD amount and how is it paid for this tender?

The EMD is ₹51,706. Payment method is typically via bank transfer or online payment per tender terms; submit EMD receipt with the technical bid to demonstrate bid seriousness and compliance with the financial eligibility criteria.

What are the delivery extension rules for quantity variations under this bid?

The purchaser may increase quantity by up to 25% during contract. Additional time is calculated as (Increased quantity ÷ Original quantity) × Original delivery period, with a minimum 30 days extension; delivery starts from the last date of the original DO.

Which standards or certifications are anticipated for the AHU SITC in Delhi?

Although specific standards aren’t stated, bids are typically expected to align with HVAC industry practices, with components like ducting and cables meeting IS/ISI/ISO-like quality standards; bidders should reference OEM catalogs and ATC for any mandatory certifications and installation norms.

What items are included in the BoQ for the Delhi SITC tender?

The BoQ comprises 34 items including dismantling of existing AHUs and piping, SITC of AHUs, GSS sheet metal ducting in multiple thicknesses, acoustic lining, 40 mm GI pipes, XLPE copper cables, end terminations, 3C x 1.5 Sqmm cables, 6 SWG GI earthing, and fabrication of MS frames and supports; quantities are not detailed in the data.

What is the location and procurement category for this BSNL tender?

Location is CENTRAL DELHI, DELHI; procurement category covers SITC of chilled water AHUs, ducting, piping, valves, gauges, cables, and related accessories, combining HVAC, ducting, electrical, and structural works into a single SITC package.