Air Conditioning and associate electrical works at various departments

MCCB / MCB DISTRIBUTION BOARD: Supply, Installation, testing and commissioning of the following factory made MCB / MCCB Distribution Boards (Double door type) IP-54 Cubicle / Enclosure made of 1.6 mm thick CRCA sheet steel, powder coated with approved shade and partitions to segregate phases with suitable 2 Nos of top & bottom cable entry end boxes. The DBs & Cable entry end boxes shall be mounted recessed / surface mounted on wall with suitable iron angle frame & all fixing accessories as per site and inter connection with number sleeves & crimping lugs complete. The rate shall include supply & fixing of 2 Nos (top & bottom) cable end boxes suitable for following DBs.make: Legrand/SEIMENS POWER DB 8-Way TPN MCCB DB Incomer:. 1 No,125A 4POLE (Icu=36 Ka) MCCB Out going: 08Nos, 32 A ( Type 'C') TP MCB.

LT CABLING: Supply & laying of XLPE 3.5 core x70 SQMM Aluminium conductor armoured cable of 1100 V grade along with 2 runs of 8 swg GI wire for earthingin under ground trenches through DWC pipe mentioned at sl no : 8 and 9 and remaining cable to be conceiled on existing wall as per site condition as directed by the EIC. Make:Gloster/Finolex/Polycab.

CABLE END TERMINATION: Supply and making of heat shrinkable straight through joint kit suitable for 3.5 x 70 sq mm cable, 1100 volt grade XLPE insulated aluminum conductor armoured cables with proper binding etc, as per site requirement. Make:Dowells / Jainson / Denson.

MCB WITH ENCLOSURE: Supply and fixing of Rectangular metal clad enclosure with socket, plug top & 20A/25A to SP MCB as an incomer with all accessories fixed on surface / concealed as per site requirement Make: Legrand/ Seimens/ Schnider/ ABB/ L &T

MCB with ENCLOUSER: Supply, fixing, testing and proving of 4 pole 32A rated industrial MCB with suitable metal enclouser. The MCB box shall be concealed / mounted on surface of the wall/ pillor or on suitable iron angular frame as per site requrement, including grouting materials such as cement for patch works complete. Make: Legrand/ Schnider/ ABB / L &T

POWER WIRING FOR AC: Supply and laying of 2 runs of 2.5 Sq mm and 1 run of 1.5sq mm copper flexible wire from Distribution board to Rectangular metal clad enclosure to be routed in suitable conduit with all accessories laid on surface / concealed as per site requirement. Make: Finolex / Polycab/ Gloster / FortuneArt

POWER WIRING FOR ACs: Supply and laying of 4 runs of 4.0 sq mm and 1 runs of 2.5 sq.mm 1100 volt grade FRLS PVC insulated flexible copper conductor with suitable dia PVC conduit conductor flexible wire for power / sub mains with suitable size 2 mm thick PVC conduit with bends, special junction boxes laid concealed / on existing cable trays / on the surface with suitable fixing clamps, nuts, bolts with crimping lugs at DB and Switch termination and inter connection complete etc as per site. The scope also includes wiring of the testing tables without conduit for different power supplies in the existing trunking. Make: Finolex / Polycab/ Gloster / FortuneArt

GI STRIP :Supply & laying of 25 mm x 5 mm GI stip on porciline insulators clamped to walls at distance of one meter or on cable trays, run in pipes, run underground etc., as required including interconnection between the earth stations etc., complete as required conforming to IS: 3043-1987. Scope of work includes supply of calmping materials necessary to complete work in all respect as per direction of EIC.

Earthing :Making Earth pit complete with GI plate 600mm x 600mmx 3mm thick electrode and 25mm x 3 mm GI strip including accessories and providing masonry enlosure with cover plate having locking arrangement and watering pipe of 2.7 metre long etc with charcoal and salt. GI strip to be bolted with the earth plate at three points by means of bolts, nuts, check nuts and washers. Earth strip to be extended upto earth test point in earth chamber at ground level. Scope of work includes excavation of earth & refilling, drilling hole to electrodes, supply and covering the earth plate with alternate layer of salt and charcoal (not less than 15.0 cm on both side of plate), PCC pit and CI cover, Funnel with watering pipe, wire mesh and copper lugs etc as specified, GI protection pipe of size as specified for protection of earthing lead from top of earth plate upto earth chamber

REMOVAL OF OLD WALL MOUNT SPLIT ACS: Removal of 1.5 TR/ 2.0 TR Split ACs from existing location. Scope Includes pump down of gas, safe disconnection of electricals and copper pipe lines with flair nuts. Shifting the unit to store as directed by EIC.

REMOVAL OF OLD TOWER TYPE SPLIT ACS: Removal of Tower ACs from the existing location. Scope Includes pump down of gas, safe disconnection of electricals and copper pipe lines with flair nuts. Shifting the unit to store as directed by EIC.

Removal of false ceiling as proposed site to facilitate installation of cassette AC/ Ductable AC and routing of copper lines/ drain lines and refixing the false ceiling as directed by EIC. While refixing the false ceiling after installation of cassette AC/ Duct AC corrections to match with the existing false ceiling is in vendor scope only.

Suply and fixing of suitable PVC pipe in wall to facilitate laying of copper line, drain and cables of 1.5TR/2.TR/3.0TR split Air conditioners. Scope include making the hole in the wall, positioning a PVC pipe for routing copper lines, drain lines and closing it properly with white cement. Scope also include core cutting, if required as per site condition.

Supply of 3TR Ceiling Mount Inverter Cassette Type Split Air Conditioners with cord less remote as per the following specifications Cooling capacity : 3TR or better Star rating as per BEE : 5 Star ID & OD units Coil Matl : Copper only Power supply : 240V±10%, single phase,50Hz ±3% Compressor : Scroll / Reciprocating / Rotary Refrigerant: Eco friendly refrigerant Makes: Carrier/ Bluestar/ Diakin/ LG/ Lloyd/ O-General/ Mitsubishi only.

Installation & commissioning of 3.0 TR Cassette AC at proposed Locations including Gas charging ,testing. Scope include : 1. Removal of false ceiling at site for hanging cassette AC. 2. Hanging of Cassette AC with threaded rods. 3. Positioning of ODU on bracket. 4. Laying of copper pipelines, drain pipe with thread rods/ clamps with proper supports 5. Brazing copper lines, flaring, wiring and conducting leak check, vacuumising and refrigerent charging and checking the performance of unit. 6. Indoor unit openings shall be properly closed to avoid redent entry. 7. Proper closing of holes in the wall.

Supply of Floor mount tower type split AC with cordless remote as per following specifications: Cooling capacity : 3TR or better ID & OD units Coil Matl : Copper only Power supply : 415V±10%, 3 phase,50Hz ±3% Compressor : Scroll / Reciprocating / Rotary Refrigerant: Eco friendly refrigerant Makes: Carrier/ Bluestar/ Diakin/ LG/ Lloyd/ O-General/ Mitsubishi only.

INDOOR STAND FOR TOWER AC: Supply and positioning of floor stand/bracket suitable for indoor of Tower AC as per site conditon. Stand shall be painted.

Installation & commissioning of 3.0 TR Tower AC at proposed Locations including Gas charging ,testing. Scope include : 1. Positioning of indoor and Outdoor on supporting brackets. 2. Laying of copper pipelines, drain pipe with proper supports 3. Brazing copper lines, flaring, wiring and conducting leak check, vacuumising and refrigerent charging and checking the performance of unit. 4. Indoor unit openings shall be properly closed to avoid redent entry. 5. Proper closing of holes in the wall.

Supply & laying of suitable size suction and liquid copper pipes with proper insulation suitable to 3TR cassette/ Tower Type split AC. Scope also includes routing of pipelines with proper support by threaded rods from ceiling/ wall and C -channels etc as per site condition.

Supply and Laying of Suitable 2.5sq mm, 5core power cable to connect power supply point to ODU for 3TR cassette/ Tower type split AC (Make:Polycab/ Havells /Finolex/ Gloster only)

Supply and Laying of Suitable 1.5Sq mm 4 core cable between IDU and ODU for control wiring for 3TR cassette / Tower type AC. (Make:Polycab/Havells/Finolex / Gloster only )

Supply and laying of Drain pipe of 1" dia. CPVC with suitable bends, couplings for 3TR cassette/ Tower type split AC. Pipe line make: Sudhakar/ Finolex/ Astral/ Ashirwad

Supply and positioning/ fixing of suitable Ms stands/ brackets for Outdoor units of 3TR casstte / Tower type split Acs as per site requirement

Supply of 2 TR Hi-wall mount, Inverter type split air conditioners with 5 star rating as per following specifications Type: Inverter Model, high wall mount type split Air conditioner Rated Cooling capacity (i.e. at 100% load ) : 6100 Watt or better Star rating as per BEE: 5 Star ISEER : 5.0 or better Refrigerant: Eco friendly refrigerant. Compressor: Scroll/ Reciprocating/ Rotary type compressor. Evaporator & condenser Coil Material : Copper only with corrosion resistant coating. Shall be provided with cordless Remote. Unit shall have display of temperature. Power supply: Single phase, 230±10%, 50Hz ± 3% Make: Bluestar/ Daikin/ Carrier/ Lloyd/ LG/ O-Genaral/ Mitsuishi

Installation & commissioning of 2.0 TR wall mount split AC at proposed Locations including Gas charging ,testing. Scope include : 1. Positioning of indoor unit and ODUs on bbrackets. 2. Laying copper pipeline, drain lines through the PVC pipe fixed in the wall. 3. Brazing copper lines, flaring, wiring and conducting leak check, vacuumising and refrigerent charging and checking the performance of unit. 4. Proper closing of holes in the wall.

Supply & laying of suitable size suction and liquid copper pipes with proper insulation suitable to 2TR split AC.

Supply and Laying of Suitable 2.5sq mm, 4core cable to connect power supply point to ODU for 2TR split AC (Make:Polycab/ Havells /Finolex/ Gloster only)

Supply and laying of drain pipe of 3/4" dia. CPVC with suitable bends, couplings as per site condition. Pipe line make: Sudhakar/ Finolex/ Astral/ Ashirwad

Supply and fixing of suitable Ms stands/ brackets for Outdoor units of 2TR Split ACs as per site requirement

REMOVAL OF OLD DUCTABLE AC UNITS: Scope include removal of old ductable AC indoor and outdoor units and connected connected pipe lines, electrical cables, associate duct to the extend required to facilitate installation of new duct ACs and shifting them to location as per direction of EIC.

Installation & commissioning of 11.0 TR ductable AC at proposed Locations including Gas charging ,testing. Scope include : 1. Installation and commissioning of ductable AC indoor with suitable suspended threaded rods. 2. ODU shall be positioned on MS stand / structure as per site condition with rubber pad for arresting vibration. 3. Laying of suitable hard drawn copper pipes with nitrile rubber insulation with brazing, nitrogen pressure testing, vacuumising, charging of refrigerant. 4. Laying of power/ control cables, drain pipe 5. Fixing of fire retardent Canvas cloth with safe and leak proof connections. 6. Scope also include civil works such as opening and closing of holes in wall. Scaffolding, ladders, crane required for installation work is in vendor scope only

BRASS VALVES FOR 11 TR DUCT AC: Suply and fixing of brass valves for both suction and liquid copper lines suitable for 11TR ductable aC

SUCTION AND DISCHARGE HARD DRAWN COPPER PIPING: Supply and laying of suitable suction and discharge hard copper refrigerent piping suitable for above supplied 11TR ductable AC unit with 9mm or better nitrile rubber insulation. Copper piping shall be laid on suitable support/ thread rods and c-channels with clamping as per site condition.

DRAIN PIPE:Supply and laying of CPVC drain pipe for above supplied 11TR AC with U-trap with suitable bends and accessories complete. Make: Sudhakar/ Finolex/ Astral/ Ashirwad

ELECTRICAL CABLE: Supply and laying of suitable armoured electrical power supply cable from ODU to power supply point suitable for above supplied 11 TR ductable AC Make: Finolex/ Polycab/ Gloster

ELECTRICAL CABLE/ CONTROL CABLE: Supply and laying of power/ control cable from IDU to ODU suitable for above supplied 11 TR ductable AC unit. Make: Finolex/ Polycab/ Gloster

CANVAS CLOTH: Supply and fixing of Fire retardent canvas cloth with 150mm zip suitable for 11 TR ductable split AC

MS STAND FOR ODU : Supply and positioning of MS stand for 11TR / 8.5TR AC made of L angle with proper welding and painted.

Installation & commissioning of 8.5 TR ductable AC at proposed Locations including Gas charging ,testing. Scope include : 1. Installation and commissioning of ductable AC indoor with suitable suspended threaded rods. 2. ODU shall be positioned on MS stand / structure as per site condition with rubber pad for arresting vibration. 3. Laying of suitable hard drawn copper pipes with nitrile rubber insulation with brazing, nitrogen pressure testing, vacuumising, charging of refrigerant. 4. Laying of power/ control cables, drain pipe 5. Fixing of fire retardent Canvas cloth with safe and leak proof connections. 6. Scope also include civil works such as opening and closing of holes in wall. Scaffolding, ladders, crane required for installation work is in vendor scope only

BRASS VALVES FOR 8.5 TR DUCT AC: Suply and fixing of brass valves for both suction and liquid copper lines suitable for 8.5TR ductable aC

SUCTION AND DISCHARGE HARD DRAWN COPPER PIPING: Supply and laying of suitable suction and discharge hard copper refrigerent piping suitable for above supplied 8.5TR ductable AC unit with 9mm or better nitrile rubber insualation

DRAIN PIPE:Supply and laying of CPVC drain pipe for above supplied 8.5TR AC with U-trap with suitable bends and accessories complete. Make: Sudhakar/ Finolex/ Astral/ Ashirwad

ELECTRICAL CABLE: Supply and laying of suitable armoured electrical power supply cable from ODU to power supply point suitable for above supplied 8.5TR ductable AC

ELECTRICAL CABLE: Supply and laying of power/ control cable from IDU to ODU suitable for above supplied 8.5TR ductable AC unit

CANVAS CLOTH: Supply and fixing of Fire retardent canvas cloth with 150mm zip suitable for 8.5TR suctable split AC

Installation & commissioning of 5.5 TR ductable AC at proposed Locations including Gas charging ,testing. Scope include : 1. Installation and commissioning of ductable AC indoor with suitable suspended threaded rods. 2. ODU shall be positioned on MS stand / structure as per site condition with rubber pad for arresting vibration. 3. Laying of suitable hard drawn copper pipes with nitrile rubber insulation with brazing, nitrogen pressure testing, vacuumising, charging of refrigerant. 4. Laying of power/ control cables, drain pipe 5. Fixing of fire retardent Canvas cloth with safe and leak proof connections. 6. Scope also include civil works such as opening and closing of holes in wall. Scaffolding, ladders, crane required for installation work is in vendor scope only

BRASS VALVES FOR 5.5 TR DUCT AC: Suply and fixing of brass valves for both suction and liquid copper lines suitable for 8.5TR ductable aC

SUCTION AND DISCHARGE HARD DRAWN COPPER PIPING: Supply and laying of suitable suction and discharge hard copper refrigerent piping suitable for above supplied 5.5TR ductable AC unit with 9mm or better nitrile rubber insualation

DRAIN PIPE:Supply and laying of CPVC drain pipe for above supplied 5.5TR AC with U-trap with suitable bends and accessories complete. Make: Sudhakar/ Finolex/ Astral/ Ashirwad

ELECTRICAL CABLE: Supply and laying of suitable armoured electrical power supply cable from ODU to power supply point suitable for above supplied 5.5TR ductable AC

ELECTRICAL CABLE: Supply and laying of power/ control cable from IDU to ODU suitable for above supplied 5.5TR ductable AC unit

CANVAS CLOTH: Supply and fixing of Fire retardent canvas cloth with 150mm zip suitable for 5.5TR suctable split AC

22G DUCTING : Design, supply,Installation and Testing of fabricated Ducting as per specification complete with supports, with GI rivets, nut-bolts with 3 mm thick neoprene gaskets duly installed between flanges. Food grade silicon sealant shall be applied in the longitudinal length of a ducts. 22 Gauge GI sheet make: TATA / JSW/ SAIL

24G DUCTING : Design, supply,Installation and Testing of fabricated Ducting as per specification complete with supports, with GI rivets, nut-bolts with 3 mm thick neoprene gaskets duly installed between flanges. Food grade silicon sealant shall be applied in the longitudinal length of a ducts. 24 Gauge GI sheet make: TATA / JSW/ SAIL

ACCOUSTIC INSULATION: Supply, fixing and testing of open cell accoustic instlation of 10mm thick or better Insulation: K-flex/ Vidoflex/ Insuflex/ Armaflex/ Trocellin.

SUPPLY AIR DIFFUSER ALONG WITH AL VOLUME CONTROL DAMPER: Supplying, fixing testing commissioning of powder coated aluminium diffuser with aluminium volume control dampers with anti smudge ring & removable core. . Makes : Carriers, Airmaster, Sanford, Techno-crats, system Air

RETURN AIR DIFFUSER: Supplying, fixing testing commissioning of powder coated aluminium diffuser without aluminium volume control dampers with anti smudge ring & removable core. . Makes : Carriers, Airmaster, Sanford, Techno-crats, system Air

INSULATION FOR DUCT: Supply and fixing of 13mm thick or better physically cross-linked XLPE insulation with factory applied reinforced aluminium foil adhered to the surface cleaned HVAC ducts with adhesive. Makes of Insulation: K-flex/ Vidoflex/ Insuflex/ Armaflex/ Trocellin./ Aeroflex

GI VOLUME CONTROL DAMPER: Supply, installation, testing and commissioning of GI volume control duct damper complete with neoprene rubber gaskets, nuts, bolts, screws linkages, flanges etc, as per specifications of 18G.

GI FIRE DAMPER WITH FUSIBLE LINK: Supply and fixing of GI fire damper with fusible link as per site condition.

TRAP DOOR FOR DUCTABLE AC INDOOR UNIT: .Supply and fixing of suitable trap door with frame fixed from ceiling and matching with the existing false ceiling as directed by EIC. Trap door shall be of size such that the indoor can be easily accessable during servicing. Door shall be made metal/ flame proof material and shall be provided with locking system

Sucessful offer that is L-1 (Lowest offer) will be determined including GST.

The payment terms shall be governed as per the terms indicated in General conditions of contract.

Amount towards GST will be paid along with RAR payment against invoice.

The tenderers are requested to abide by the rules of prevailing GST act.

This BOQ specification has to be read in conjunction with technical specifications and tender drawings if any. Any ambiguty in these have to be brought to the knowledge of contract section before submission of tender to avoid future claims/dispute.

HAL/HD/MT/CT/25-26/7

HAL/HD/MT/CT/25-26/7

Air Conditioning and associate electrical works at various departments

Description

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Average annual financial turn over during the last 3 years, ending financial year 2023 [ should not be less than 30% of Amount put to tender]. Turnover for 3 years are compulsory.

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Experience of having successfully completed similar works during last 7 years ending last day of month previous to the one in which applications are invited. [Latest work experience certificate may be uploaded] (i) THREE similar completed works each costing not less than the amount equal to 40% of the estimated cost. (ii) TWO similar completed works each costing not less than the amount equal to 50% of the estimated cost. (iii) ONE similar completed work each costing not less than the amount equal to 80% of Amount put to the tender.

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work done

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DECLARATION I

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DECLARATION II

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