Air Conditioning Works at Various Departments

REMOVAL OF OLD WALL MOUNT SPLIT ACS: Removal of old 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 and accessories to store as directed by EIC.

DISMANTLING OF FALSE CEILING: Dismantling/Removal of false ceiling form roof incliding grids etc. complete including stacking dumping/transportation to ground floor from height of 3 to 12 mtrof serviceable material and disposal of unserviceable material within 50 metres lead. as directed by EIC. The rate shall include for cost of materials,tools, labour charges,taxes,etc

REMOVAL OF OLD DUCTABLE AC UNITS: Scope include pumpdown/ recovery of refrigerent, removal of old ductable AC indoor & outdoor units, connected pipe lines, electrical cable and shifting them to location as per direction of EIC. Scope also include dismantling, shifting & handing over of existing unwanted duct if any to the extent possible to facilitate errection of new indoor unit/ new duct and shifting the same to scrap yard as directed by EIC. The removal and shifting shall be done for above materials with all accessories complete. All necessary scaffolding, ladders required for dismantling is in vendor scope only.

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 pipe5. 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

SUCTION AND DISCHARGE HARD DRAWN COPPER PIPING: Supply and laying of suction and discharge hard copper refrigerent piping of size as recommended by OEM for above supplied 11TR inverter type ductable AC unit with 9mm or better nitrile rubber insulation. Scope also includes routing of pipelines with proper support by threaded rods from ceiling/ wall and C -channels etc as per site condition. Scaffolding, ladders required for installation work is in vendor scope only.

DRAIN PIPE: Supply and laying of CPVC drain pipe of size as recommended by OEM along with insualation foam for above supplied 11TR inverter type ductable 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 of size as recommended by OEM from ODU to power supply point suitable for above supplied 11TR inverter type ductable AC. Make: Finolex/ Polycab/ Gloster

ELECTRICAL CABLE/ CONTROL CABLE: Supply and laying of power/ control cable of size as recommended by OEM from IDU to ODU suitable for above supplied 11TR inverter type 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 OF 11TR DUCTABLE AC: Supply and positioning of MS stand for 11TR AC made of L-angle with proper welding and painted.

Installation & commissioning of 8.5 TR Inverter type 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

SUCTION AND DISCHARGE HARD DRAWN COPPER PIPING: Supply and laying of suction and discharge hard copper refrigerent piping of size as recommended by OEM for above supplied 8.5TR inverter type ductable AC unit with 9mm or better nitrile rubber insulation. Scope also includes routing of pipelines with proper support by threaded rods from ceiling/ wall and C -channels etc as per site condition. Scaffolding, ladders required for installation work is in vendor scope only.

DRAIN PIPE: Supply and laying of CPVC drain pipe of size as recommended by OEM along with insualation foam for above supplied 8.5TR inverter type ductable 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 of size as recommended by OEM from ODU to power supply point suitable for above supplied 8.5TR inverter type ductable AC.Make: Finolex/ Polycab/ Gloster

ELECTRICAL CABLE/ CONTROL CABLE: Supply and laying of power/ control cable of size as recommended by OEM from IDU to ODU suitable for above supplied 8.5TR inverter type ductable AC unit. Make: Finolex/ Polycab/ Gloster

18CANVAS CLOTH: Supply and fixing of Fire retardent canvas cloth with 150mm zip suitable for 8.5TR ductable split AC

MS STAND FOR ODU FOR 8.5TR DUCTABE AC : Supply and positioning of MS stand for outdoor of 8.5TR ductable AC made of L-angle with proper welding and painted.

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

SUCTION AND DISCHARGE HARD DRAWN COPPER PIPING: Supply and laying of suction and discharge hard copper refrigerent piping of size as recommended by OEM for above supplied 5.5TR inverter type ductable AC unit with 9mm or better nitrile rubber insulation.Scope also includes routing of pipelines with proper support by threaded rods from ceiling/ wall and C -channels etc as per site condition. Scaffolding, ladders required for installation work is in vendor scope only.

DRAIN PIPE: Supply and laying of CPVC drain pipe of size as recommended by OEM along with insualation foam for above supplied 5.5TR inverter type ductable AC with U-trap with suitable bends and accessories complete. Make: Sudhakar/ Finolex/ Astral/ Ashirwad

ELECTRICAL CABLE/ CONTROL CABLE: Supply and laying of power/ control cable of size as recommended by OEM from IDU to ODU suitable for above supplied 5.5TR inverter type ductable AC unit. Make: Finolex/ Polycab/ Gloster

ELECTRICAL CABLE/ CONTROL CABLE: Supply and laying of power/ control cable of size as recommended by OEM from IDU to ODU suitable for above supplied 5.5TR inverter type ductable AC unit. Make: Finolex/ Polycab/ Gloster

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

MS STAND FOR ODU : Supply and positioning of MS stand for 5.5TR AC made of L angle with proper welding and painted.

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 insulation of 10mm thick or better Insulation: K-flex/ Vidoflex/ Insuflex/ Armaflex/ Trocellin.

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

PLENUM: Supply, installation, testing and commissioning of factory fabricated 25mm thick double skin construction with 0.6mm plan GI inner/0.6mm powder coated GI panel outer skin with PUF panel plenums with puf density of 38+ / 2 kg/m3. The plenum should have required cutout outs for DSU mouth connections, jet nozzles, grilles etc., The size of the plenum shall be as per final approved drawing and should be less than 500 FPM face velocity. the plenum should have cleats for hanging supports. Make: Zeco/Edgetch/Sagarair/Valueair

24G SPIRAL DUCTING ALONG WITH INSULATION: Supply, installation, testing and commissioning of factory fabricated Powder coated, GI Spiral Oval / Round ducting, insulated internally with 9mm thick or better nitrile rubber with complete angle iron flanges/ supports from side walls / truss and as per IS655. Powder coating color as per direction of EIC All necessary accessories and scuff holding is in vendor scope only24 Gauge spiral Oval/ round ducting

CURVED GRILLS WITH DAMPER: Supply, installation , testing and commissioning of extruded Alluminium discrete grills, Curved type of required size along with GI coller dampers Makes : Carriers, Airmaster, Sanford, Techno-crats, system Air

SUPPLY AIR DIFFUSER ALONG WITH AL VOLUME CONTROL DAMPER: Supplying, fixing testing commissioning of powder coated aluminium diffuser with aluminium volume control dampers with 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

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/ PVC material and shall be provided with locking system

Supply of 2 TR Hi-wall mount, Inverter type split air conditioiners with 5 star 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 temparature. 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. Making hole in the wall suitable for laying copper piping and drain pipe. Wherever possible, carryout core cutting to make hole in the wall.2. Positioning of indoor unit and ODUs on brackets.3. Laying copper pipeline, drain lines through the PVC pipe fixed in the wall.4. Brazing copper lines, flaring, wiring and conducting leak check, vacuumising and refrigerent charging and checking the performance of unit.5. Proper closing of holes in the wall.

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

Supply and Laying of Suitable cable as recommended by OEM to connect power supply point to ODU for 2TR split AC (Make:Polycab/ Havells /Finolex/ Gloster only)

Supply and laying of CPVC drain pipe for 2.0TR split AC of size as recommended by OEM 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.

Providing and fixing tiled false ceiling of specified materials of size 595x595 mm in true horizontal tegular/silhoutte,suspended grid, inter locking metal grid of hot dipped galvanized steel sections ( galvanized @ 120 grams/ sqm, both side inclusive) consisting of main "T" runner with suitably spaced joints to get required length and of size 24x38 mm made from 0.30 mm thick (minimum) sheet, spaced at 1200 mm center to center and cross "T" of size 24x25 mm made of 0.30 mm thick (minimum) sheet, 1200 mm long spaced between main "T" at 600 mm center to center to form a grid of 1200x600 mm and secondary cross "T" of length 600 mm and size 24x25 mm made of 0.30 mm thick (minimum) sheet to be interlocked at middle of the 1200x600 mm panel to form grids of 600x600 mm and wall angle of size 24x24x0.3 mm and laying false ceiling tiles of approved texture in the grid including, required cutting/making, opening for services like diffusers, grills, light fittings, fixtures, smoke detectors etc. Main "T" runners to be suspended from ceiling using GI slotted cleats of size 27 x 37 x 25 x1.6 mm fixed to ceiling with 12.5 mm dia and 50 mm long dash fasteners, 4 mm GI adjustable rods with galvanised butterfly level clips of size 85 x 30 x 0.8 mm spaced at 1200 mm center to center along main T, bottom exposed width of 24 mm of all T-sections shall be pre-painted with polyester paint, all complete for all heights as per specifications, drawings and as directed by Engineer-in-charge. 12.5 mm thick square edge PVC Laminated Gypsum Tile of size 595x595 mm, made of Gypsum plasterboard, manufactured from natural gypsum as per IS 2095 part I and laminated with white 0.16 mm thick fire retardant PVC film on the face side and 12 micron metalized polyester on the back side with all edges sealed with the face side PVC film which goes around and wraps the edges and is bonded to the edges and the back side metalized polyester film so as to make the tile a completely sealed unit.

MCB with ENCLOUSER: Supply, fixing, testing and proving of 4 pole 63A 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: Providing and laying of 4 runs of 6.0 sq mm and 2 runs of 4 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 mmthick PVC conduit with bends, special junction boxes laid concealed / on existing cable trays / on the surface with suitable fixing clamps, nuts, bolts with interconnections complete.. Make:Pllycab / fincab / Finolex /Gloster

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/26-27/10

HAL/HD/MT/CT/26-27/10

Air Conditioning works at various Departments

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