aluminum ducts Tenders in Andhra Pradesh

1
Tirumala Tirupati Devasthanams - Andhra Pradesh

36797795 replacement and enhancement of existing ductable ac system to sri govindaraja swamy temple, tirupati , supply, installation, testing and commissioning of 11 tr nominal capacity air cooled condensing unit consisting of scroll compressor, copper condenser coil of copper tubes and blue hydrophilic coated aluminium fins , condenser fans, etc suitable for operating on eco friendly refrigerant r 407c including necessary accessories like rubber pads etc. make : voltas / bluestar / carrier, supply, installation and testing of 19 g hard copper piping of following size ( the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth ) including supporting fixtures and accessories etc. complete.7 / 8 inch dia copper pipe, supply, installation and testing of 19 g hard copper piping of following size ( the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth ) including supporting fixtures and accessories etc. complete.1.1 / 8 inch dia copper pipe with insulation, supply and installation of suitable new thermostatic expansion valve and catch all filter driers along with necessary fittings:make : sporlan / alco, providing of r 407c refrigerant, supply and installation of microprocessor based electrical panel with suitable rating incoming mccb with digital kwh meter and outgoing feeders with suitable rating mcbs to the 2 nos 11 tr condensing units and 1 no. ahu.make : softhard / bluevolt / chaya switch gear, removing and re fixing of existing electrical state panel including configuration and commissioning of microprocessor based units 11 tr 2 nos new outdoor units and with the new air handling units by authorized engineer, supply and laying power / control cabling from panel to condensing units ( compressor ) with 3c x 6 sqmm copper armoured. make : finolex / polycab., supply and laying power / control cabling from panel to ahu fan motor with 3c x 4 sqmm copper armoured. make : finolex / polycab., supply and laying power / control cabling from panel to condensing unit ( condenser fans + control ) with 7c x 1.5 sqmm copper armoured. make : finolex / polycab., supply and laying power / control cabling between thermostat and panel with 3c x 1.5 sqmm copper armoured. make : finolex / polycab., supply, installation, testing and commissioning of new air handling unit ( horizontal floor mounted ) in double skin construction with 0.8 mm plain g.i. inner skin and 0.8 mm pre coated gi outer skin, thermal break aluminium profile with thermal barrier, 43mm thick puf panels. the air handling unit shall consist of face mounted 50mm thick 20 micron filters, coil section with 6 rows deep 3 circuit interlaced dx cooling coil of 12.5 mm od copper tubes with aluminium fins and g.i. casing, suitable number of distributors, 18g ss 304 drain pan duly insulated with 13mm closed cell nitrile rubber insulation, fan section with didw centrifugal fan eff2 motor. the air handling units shall consist of suitable vibration isolators, access door, gss channel base frame and aluminium volume control damper at outlet . the face velocity across coils and filters shall be maximum 500 fpm. the fans shall be selected considering a maximum outlet velocity of 10 m / s. fire retardant type flexible duct connector and vibration isolation rubber pads shall also be provided. the ahu shall be suitable for outdoor installation with canopy. apart from the filters fixed in the ahu , one additional set of spare filters shall also be provided. capacity 4400 cfm airflow rate at 60 mmwc static. make : flaktwoods / systemair, fan : nicotra / kruger, motor : crompton / abb., supply and installation of rectangular g.s.s. ducting with 24g including ms angle flanges , complete with gaskets and supporting arrangement using ms angles / gi threaded rods etc.make : jindal / tata., supply and fixing of external duct insulation with 19 mm thick closed cell elastomeric nitrile rubber covered with 24g aluminium cladding., painting of ducts with one coat of zinc chromate yellow primer and 2 coats of enamel paint of approved colour., supply and installation of 32 mm diameter drain piping using upvc pipes along with necessary fittings.make : tata / jindal, supply and fixing of extruded aluminium duct mounted volume control dampers.make : systemair / vj air, operation of the ac system including integration and calibration of the existing and newly supplied electrical starter panels for smooth operation by authorised engineer including transportation and accommodation, exhaust system: supply, installation, testing and commissioning of sisw backward curved belt driven centrifugal fan ( bearing outside airflow path ) complete with base frame , ie2 motor with rain canopy , drive set up , spring type vibration isolators, belt guard and drain plug . the fan shall be with pr12 coating suitable for outdoor installation on terrace. ( adjacent to the condensing units ) 1500 cfm airflowrate at30 mmwg static pressure. make : kruger, model:bsb 280 uim with 0.75 kw 4p motor, supply and installation of exhaust air ducting with 0.6 mm thick rectangular gss ducts complete with supports required as per site conditions.make of gs sheets : tata / jindal, supply and installation of exhaust air ducting with 0.6 mm thick flat oval / round gss ducts complete with supports required as per site conditions.make of gs sheets :tata / jindal, painting of ducting being installed outside the temple with one coat of zinc chromate yellow primer and two coats of enamel paint of suitable colour., supply and fixing of exhaust air grilles in powder coated extruded aluminium construction.make : vj air / sagarair, supply, installation, testing and commissioning of electrical panel board made out of 16g crca sheet duly powder coated comprising of the below16 a tp mcb 1 no.0 500 v voltmeter with selector switch 1 set0 200 / 5a ammeter with selector switch 1 setryb indication lamps 1 set0.75 kw dol starter 3 nos.on / off push buttons with indication lamps and trip indication lamp.make of switchgear : l and t / siemens / schneider / abbmake of panel : cpri approved manufacturer, supply and installation of 3c x 2.5 sqmm size 650 / 1100 volts grade xlpe insulated armoured power cable with copper conductor, complete with cable end terminations and glanding.make : finolex / polycab, supply and installation of earthing with 8 swg gi wire., supply and installation of pre galvanised steel perforated type cable trays.100 mm wide ( 25 mm height and 1.6 mm thick ) , dismantling, shifting of ahu, outdoors and transportation and handing over to dpw stores ( elec ) ...

Due Date : March 31, 2023

Tender Value : ₹ Ref. Documents

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2
Tirumala Tirupati Devasthanams - Andhra Pradesh

33850885 revamping of existing ductable ac system in sri kalyana venkateswara swamy temple, srinivasamangapuram , dx type aircooled condensing units: supply , installation , testing and commisioning of 11 tr nominal capacity air cooled condensing unit consisting of scroll compressor, copper condenser coil of copper tubes and blue hydrophilic coated aluminium fins , condenser fans, etc suitable for operating on eco friendly refrigerant r 407c including necessary accessories like rubber pads etc.make : voltas / blue star / daikin / toshiba / mitsubishi, copper refrigerant pipingsupply, installation and testing of 19 g hard copper piping of following sizes ( the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth ) including supporting fixtures and accessories etc. complete.7 / 8 inches dia copper pipe, copper refrigerant pipingsupply, installation and testing of 19 g hard copper piping of following sizes ( the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth ) including supporting fixtures and accessories etc. complete.1.1 / 8 inches dia copper pipe with insulation, supply and installation of suitable new thermostatic expansion valve and catch all filter driers along with necessary fittingsmake : sporlan / alco, providing of r 407c refrigerant, supply and installation of microprocessor based electrical panel with suitable rating incoming mccb with digital kwh meter and outgoing feeders with suitable rating mcbs to the 3 no.s 11 tr condensing units and 1 no. ahu .make : softhard / bluevolt, supply and laying power / control cabling of following sizes.make : finolex / polycabpower cabling from panel to condensing units ( compressor ) 3c x 6 sqmm copper armoured, supply and laying power / control cabling of following sizes.make : finolex / polycabpower cabling from panel to ahu fan motor 3c x 4 sqmm copper armoured, supply and laying power / control cabling of following sizes.make : finolex / polycabpower cum control cabling from panel to condensing unit ( condenser fans plus control ) 7c x 1.5 sqmm copper armoured, supply and laying power / control cabling of following sizes.make : finolex / polycabcontrol cabling between thermostat and panel 3c x 1.5 sqmm copper armoured, supply, transportation and installation of following sizes of hot dipped galvanized iron perforated cable trays without cover, including horizontal and vertical bends, reducers tees, cross members and other accessories as required and duly suspended from the ceiling / wall with suspenders etc., complete ( nb: add 30% extra for perforated cable tray with cover ) 100mm x 50mm x 1.6mm, supply, transportation and installation of following sizes of hot dipped galvanized iron perforated cable trays without cover, including horizontal and vertical bends, reducers tees, cross members and other accessories as required and duly suspended from the ceiling / wall with suspenders etc., complete ( nb: add 30% extra for perforated cable tray with cover ) 300mm x 50mm x 1.6mm, earthing 8 swg gi wire, air handling unit ( ahu ) supply , installation , testing and commissioning of new air handling unit ( horizontal floor mounted ) in double skin construction with 0.8 mm plain g.i. inner skin and 0.8 mm pre coated gi outer skin , thermal break aluminium profile with thermal barrier , 43mm thick puf panels . the air handling unit shall consist of face mounted 50mm thick 20 micron filters , coil section with 6 rows deep 3 circuit interlaced dx cooling coil of 12.5 mm od copper tubes with aluminium fins and g.i. casing , suitable number of distributors , 18g ss 304 drain pan duly insulated with 13mm closed cell nitrile rubber insulation , fan section with didw centrifugal fan , eff2 motor . the air handling units shall consist of suitable vibration isolators, access door, gss channel base frame and aluminium volume control damper at outlet . the face velocity across coils and filters shall be maximum 500 fpm. the fans shall be selected considering a maximum outlet velocity of 10 m / s. fire retardant type flexible duct connector and vibration isolation rubber pads shall also be provided. the ahu shall be suitable for outdoor installation with canopy. apart from thefilters fixed in the ahu , one additional set of spare filters shall also be provided. capacity 4300 cfm airflowrate at the rate of 60 mmwc static make : flaktwoods / systemair / sagar air fan : nicotra / kruger , motor : crompton / abb, air handling unit ( ahu ) dismantling and shifting of existing 1 no. of 15tr air handling unit along with its air cooled condenser., supply and installation of rectangular g.s.s. ducting with ms angle flanges , complete with gaskets and supporting arrangement using ms angles / gi threaded rods etc.make : jindal / tata24g, duct thermal insulationsupply and fixing of external duct insulation with 19 mm thick closed cell elastomeric nitrile rubber covered with 24g aluminium cladding., duct thermal insulationsupply and fixing of internal duct insulation with 12 mm thick closed cell elastomeric nitrile rubber anti microbial, painting of ducts with one coat of zinc chromate yellow primer and 2 coats of enamel paint of approved colour., supply and installation of 32 mm diameter drain piping using upvc pipes along with necessary fittings .make : tata / jindal, supply and fixing of fusible link type fire damper ( sleeve mounted ) make : ruskin / greenheck, supply and fixing of extruded aluminium duct mounted volume control dampersmake : systemair / vj air, supply and fixing of extruded aluminium double deflection type supply air grilles with volume control dampers make : systemair / vj air, providing and fixing for ms support structure for laying of duct from garden to inside temple along horizontal and vertical runs upto the height including cutting, welding etc., and applying two coats of red oxide and two coats of synthetic enamelled paint of colour and shade as directed by engineer in charge. the design of the support structure shall be done and also to get the approval from the site incharge, buy back of old ahu 1 no , out door units ( 7.5 tr x 2nos and other related piping, ducting etc ) , comprehensive annual maintenance charges of ac plant after warranty period of 2 years for srinivasa mangapuram temple amc charges for first year after warranty period of 2 years, comprehensive annual maintenance charges of ac plant after warranty period of 2 years for srinivasa mangapuram temple amc charges for second year after warranty period of 2 years, comprehensive annual maintenance charges of ac plant after warranty period of 2 years for srinivasa mangapuram temple amc charges for third year after warranty period of 2 years...

Due Date : September 16, 2022

Tender Value : ₹ Ref. Documents

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3
Tirumala Tirupati Devasthanams - Andhra Pradesh

33562754 revamping of existing ductable ac system in sri kalyana venkateswara swamy temple, srinivasamangapuram , dx type aircooled condensing units: supply , installation , testing and commisioning of 11 tr nominal capacity air cooled condensing unit consisting of scroll compressor, copper condenser coil of copper tubes and blue hydrophilic coated aluminium fins , condenser fans, etc suitable for operating on eco friendly refrigerant r 407c including necessary accessories like rubber pads etc.make : voltas / blue star / daikin / toshiba / mitsubishi,copper refrigerant pipingsupply, installation and testing of 19 g hard copper piping of following sizes (the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth) including supporting fixtures and accessories etc. complete.7/8 inches dia copper pipe,copper refrigerant pipingsupply, installation and testing of 19 g hard copper piping of following sizes (the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth) including supporting fixtures and accessories etc. complete.1.1/8 inches dia copper pipe with insulation,supply and installation of suitable new thermostatic expansion valve and catch all filter driers along with necessary fittingsmake : sporlan / alco,providing of r 407c refrigerant,supply and installation of microprocessor based electrical panel with suitable rating incoming mccb with digital kwh meter and outgoing feeders with suitable rating mcbs to the 3 no.s 11 tr condensing units and 1 no. ahu .make : softhard / bluevolt,supply and laying power / control cabling of following sizes.make : finolex / polycabpower cabling from panel to condensing units (compressor) 3c x 6 sqmm copper armoured,supply and laying power / control cabling of following sizes.make : finolex / polycabpower cabling from panel to ahu fan motor 3c x 4 sqmm copper armoured,supply and laying power / control cabling of following sizes.make : finolex / polycabpower cum control cabling from panel to condensing unit (condenser fans plus control) 7c x 1.5 sqmm copper armoured,supply and laying power / control cabling of following sizes.make : finolex / polycabcontrol cabling between thermostat and panel 3c x 1.5 sqmm copper armoured,supply, transportation and installation of following sizes of hot dipped galvanized iron perforated cable trays without cover, including horizontal and vertical bends, reducers tees, cross members and other accessories as required and duly suspended from the ceiling / wall with suspenders etc., complete (nb: add 30% extra for perforated cable tray with cover) 100mm x 50mm x 1.6mm,supply, transportation and installation of following sizes of hot dipped galvanized iron perforated cable trays without cover, including horizontal and vertical bends, reducers tees, cross members and other accessories as required and duly suspended from the ceiling / wall with suspenders etc., complete (nb: add 30% extra for perforated cable tray with cover) 300mm x 50mm x 1.6mm,earthing 8 swg gi wire,air handling unit (ahu)supply , installation , testing and commissioning of new air handling unit (horizontal floor mounted) in double skin construction with 0.8 mm plain g.i. inner skin and 0.8 mm pre coated gi outer skin , thermal break aluminium profile with thermal barrier , 43mm thick puf panels . the air handling unit shall consist of face mounted 50mm thick 20 micron filters , coil section with 6 rows deep 3 circuit interlaced dx cooling coil of 12.5 mm od copper tubes with aluminium fins and g.i. casing , suitable number of distributors , 18g ss 304 drain pan duly insulated with 13mm closed cell nitrile rubber insulation , fan section with didw centrifugal fan , eff2 motor . the air handling units shall consist of suitable vibration isolators, access door, gss channel base frame and aluminium volume control damper at outlet . the face velocity across coils and filters shall be maximum 500 fpm. the fans shall be selected considering a maximum outlet velocity of 10 m/s. fire retardant type flexible duct connector and vibration isolation rubber pads shall also be provided. the ahu shall be suitable for outdoor installation with canopy. apart from thefilters fixed in the ahu , one additional set of spare filters shall also be provided. capacity 4300 cfm airflowrate at the rate of 60 mmwc static make : flaktwoods / systemair/ sagar air fan : nicotra / kruger , motor : crompton / abb,air handling unit (ahu)dismantling and shifting of existing 1 no. of 15tr air handling unit along with its air cooled condenser.,supply and installation of rectangular g.s.s. ducting with ms angle flanges , complete with gaskets and supporting arrangement using ms angles/gi threaded rods etc.make : jindal / tata24g,duct thermal insulationsupply and fixing of external duct insulation with 19 mm thick closed cell elastomeric nitrile rubber covered with 24g aluminium cladding.,duct thermal insulationsupply and fixing of internal duct insulation with 12 mm thick closed cell elastomeric nitrile rubber anti microbial,painting of ducts with one coat of zinc chromate yellow primer and 2 coats of enamel paint of approved colour.,supply and installation of 32 mm diameter drain piping using upvc pipes along with necessary fittings .make : tata / jindal,supply and fixing of fusible link type fire damper (sleeve mounted)make : ruskin / greenheck,supply and fixing of extruded aluminium duct mounted volume control dampersmake : systemair / vj air,supply and fixing of extruded aluminium double deflection type supply air grilles with volume control dampers make : systemair / vj air,providing and fixing for ms support structure for laying of duct from garden to inside temple along horizontal and vertical runs upto the height including cutting, welding etc., and applying two coats of red oxide and two coats of synthetic enamelled paint of colour and shade as directed by engineer in charge. the design of the support structure shall be done and also to get the approval from the site incharge,buy back of old ahu 1 no , out door units ( 7.5 tr x 2nos and other related piping,ducting etc),comprehensive annual maintenance charges of ac plant after warranty period of 2 years for srinivasa mangapuram temple amc charges for first year after warranty period of 2 years,comprehensive annual maintenance charges of ac plant after warranty period of 2 years for srinivasa mangapuram temple amc charges for second year after warranty period of 2 years,comprehensive annual maintenance charges of ac plant after warranty period of 2 years for srinivasa mangapuram temple amc charges for third year after warranty period of 2 years...

Due Date : August 26, 2022

Tender Value : ₹ Ref. Documents

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4
Tirumala Tirupati Devasthanams - Andhra Pradesh

33276762 revamping of existing ductable ac system in sri kalyana venkateswara swamy temple, srinivasamangapuram , dx type aircooled condensing units: supply , installation , testing and commisioning of 11 tr nominal capacity air cooled condensing unit consisting of scroll compressor, copper condenser coil of copper tubes and blue hydrophilic coated aluminium fins , condenser fans, etc suitable for operating on eco friendly refrigerant r 407c including necessary accessories like rubber pads etc.make : voltas / blue star / daikin / toshiba / mitsubishi,copper refrigerant pipingsupply, installation and testing of 19 g hard copper piping of following sizes (the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth) including supporting fixtures and accessories etc. complete.7/8 inches dia copper pipe,copper refrigerant pipingsupply, installation and testing of 19 g hard copper piping of following sizes (the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth) including supporting fixtures and accessories etc. complete.1.1/8 inches dia copper pipe with insulation,supply and installation of suitable new thermostatic expansion valve and catch all filter driers along with necessary fittingsmake : sporlan / alco,providing of r 407c refrigerant,supply and installation of microprocessor based electrical panel with suitable rating incoming mccb with digital kwh meter and outgoing feeders with suitable rating mcbs to the 3 no.s 11 tr condensing units and 1 no. ahu .make : softhard / bluevolt,supply and laying power / control cabling of following sizes.make : finolex / polycabpower cabling from panel to condensing units (compressor) 3c x 6 sqmm copper armoured,supply and laying power / control cabling of following sizes.make : finolex / polycabpower cabling from panel to ahu fan motor 3c x 4 sqmm copper armoured,supply and laying power / control cabling of following sizes.make : finolex / polycabpower cum control cabling from panel to condensing unit (condenser fans plus control) 7c x 1.5 sqmm copper armoured,supply and laying power / control cabling of following sizes.make : finolex / polycabcontrol cabling between thermostat and panel 3c x 1.5 sqmm copper armoured,supply, transportation and installation of following sizes of hot dipped galvanized iron perforated cable trays without cover, including horizontal and vertical bends, reducers tees, cross members and other accessories as required and duly suspended from the ceiling / wall with suspenders etc., complete (nb: add 30% extra for perforated cable tray with cover) 100mm x 50mm x 1.6mm,supply, transportation and installation of following sizes of hot dipped galvanized iron perforated cable trays without cover, including horizontal and vertical bends, reducers tees, cross members and other accessories as required and duly suspended from the ceiling / wall with suspenders etc., complete (nb: add 30% extra for perforated cable tray with cover) 300mm x 50mm x 1.6mm,earthing 8 swg gi wire,air handling unit (ahu)supply , installation , testing and commissioning of new air handling unit (horizontal floor mounted) in double skin construction with 0.8 mm plain g.i. inner skin and 0.8 mm pre coated gi outer skin , thermal break aluminium profile with thermal barrier , 43mm thick puf panels . the air handling unit shall consist of face mounted 50mm thick 20 micron filters , coil section with 6 rows deep 3 circuit interlaced dx cooling coil of 12.5 mm od copper tubes with aluminium fins and g.i. casing , suitable number of distributors , 18g ss 304 drain pan duly insulated with 13mm closed cell nitrile rubber insulation , fan section with didw centrifugal fan , eff2 motor . the air handling units shall consist of suitable vibration isolators, access door, gss channel base frame and aluminium volume control damper at outlet . the face velocity across coils and filters shall be maximum 500 fpm. the fans shall be selected considering a maximum outlet velocity of 10 m/s. fire retardant type flexible duct connector and vibration isolation rubber pads shall also be provided. the ahu shall be suitable for outdoor installation with canopy. apart from thefilters fixed in the ahu , one additional set of spare filters shall also be provided. capacity 4300 cfm airflowrate at the rate of 60 mmwc static make : flaktwoods / systemair/ sagar air fan : nicotra / kruger , motor : crompton / abb,air handling unit (ahu)dismantling and shifting of existing 1 no. of 15tr air handling unit along with its air cooled condenser.,supply and installation of rectangular g.s.s. ducting with ms angle flanges , complete with gaskets and supporting arrangement using ms angles/gi threaded rods etc.make : jindal / tata24g,duct thermal insulationsupply and fixing of external duct insulation with 19 mm thick closed cell elastomeric nitrile rubber covered with 24g aluminium cladding.,duct thermal insulationsupply and fixing of internal duct insulation with 12 mm thick closed cell elastomeric nitrile rubber anti microbial,painting of ducts with one coat of zinc chromate yellow primer and 2 coats of enamel paint of approved colour.,supply and installation of 32 mm diameter drain piping using upvc pipes along with necessary fittings .make : tata / jindal,supply and fixing of fusible link type fire damper (sleeve mounted)make : ruskin / greenheck,supply and fixing of extruded aluminium duct mounted volume control dampersmake : systemair / vj air,supply and fixing of extruded aluminium double deflection type supply air grilles with volume control dampers make : systemair / vj air,providing and fixing for ms support structure for laying of duct from garden to inside temple along horizontal and vertical runs upto the height including cutting, welding etc., and applying two coats of red oxide and two coats of synthetic enamelled paint of colour and shade as directed by engineer in charge. the design of the support structure shall be done and also to get the approval from the site incharge,buy back of old ahu 1 no , out door units ( 7.5 tr x 2nos and other related piping,ducting etc),comprehensive annual maintenance charges of ac plant after warranty period of 2 years for srinivasa mangapuram temple amc charges for first year after warranty period of 2 years,comprehensive annual maintenance charges of ac plant after warranty period of 2 years for srinivasa mangapuram temple amc charges for second year after warranty period of 2 years,comprehensive annual maintenance charges of ac plant after warranty period of 2 years for srinivasa mangapuram temple amc charges for third year after warranty period of 2 years...

Due Date : August 11, 2022

Tender Value : ₹ Ref. Documents

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5
Tirumala Tirupati Devasthanams - Andhra Pradesh

32299350 providing centralized air conditioning system and amc for a period of 3 years to the sri venkateswara swamy divyakshethram at venkata palem, amaravathi in guntur district ( part ab ) , dx type aircooled condensing units supply , installation , testing and commissioning of 11 tr nominal capacity air cooled condensing unit consisting of scroll compressor, copper condenser coil of copper tubes and blue hydrophilic coated aluminum fins , condenser fans, etc. suitable for operating on ecofriendly refrigerant r 407c including necessary accessories like rubber pads etc. make : voltas / blue star / carrier warranty: one year from the date of installation for entire system, copper refrigerant piping: supply, installation and testing of 19 g hard copper piping of following sizes ( the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth ) including supporting fixtures and accessories etc. complete. 7 / 8 inche dia copper pipe, copper refrigerant piping: supply, installation and testing of 19 g hard copper piping of following sizes ( the suction line to be insulated with 19 mm thick class o armaflex with gc closed cell nitrile rubber precovered tubes with factory laminated glass cloth ) including supporting fixtures and accessories etc. complete.1.1 / 8 inches dia copper pipe with insulation, supply and installation of suitable new thermostatic expansion valve and catch all filter driers along with necessary fittings. make: sporlan / alco, providing of r 407c refrigerant, supply and installation of microprocessor based electrical panel with suitable rating incoming mccb with digital kwh meter and outgoing feeders with suitable rating cbs to the 3 nos. 11 tr condensing units and 1no. ahu make :softhard / bluevolt, supply and laying power / control cabling of following sizes.power cabling from panel to condensing units ( compressor ) 3c x 6 sqmm copper armoured make : finolex / polycab, supply and laying power / control cabling of following sizes power cabling from panel to ahu fan motor 3c x 4 sqmm copper armoured make : finolex / polycab, supply and laying power / control cabling of following sizes power cum control cabling from panel to condensing unit ( condenser fans + control ) 7c x 1.5 sqmm copper armoured make : finolex / polycab, supply and laying power / control cabling of following sizes control cabling between thermostat and panel 3c x 1.5 sqmm copper armoured make : finolex / polycab, supply and installation of hot dipped galvanized cable trays 100 mm wide perforated type, supply and installation of hot dipped galvanized cable trays 300 mm wide perforated type, earthing :8 swg gi wire, air handling unit ( ahu ) :supply, installation, testing and commissioning of new air handling unit ( horizontal floor mounted ) in double skin construction with 0.8 mm plain g.i. inner skin and 0.8 mm pre coated gi outer skin, thermal break aluminum profile with thermal barrier, 43mm thick puf panels. the air handling unit shall consist of face mounted 50mm thick 20 micron filters, coil section with 6 rows deep 3 circuit interlaced dx cooling coil of 12.5 mm od copper tubes with aluminum fins and g.i. casing, suitable number of distributors, 18g ss 304 drain pan duly insulated with 13mm closed cell nitrile rubber insulation, fan section with didw centrifugal fan, eff2 motor. the air handling units shall consist of suitable vibration isolators, access door, gss channel base frame and aluminum volume control damper at outlet. the face velocity across coils and filters shall be maximum 500 fpm. the fans shall be selected considering a maximum outlet velocity of 10 m / s. fire retardant type flexible duct connector and vibration isolation rubber pads shall also be provided. the ahu shall be suitable for outdoor installation with canopy. apart from the filters fixed in the ahu, one additional set of spare filters shall also be provided. capacity 4300 cfm airflow rate at 60 mmwc static make : flaktwoods / systemair fan : nicotra / kruger , motor : crompton / abb, supply and installation of rectangular g.s.s. ducting with ms angle flanges , complete with gaskets and supporting arrangement using ms angles / gi threaded rods etc. make : jindal / tata 24g, duct thermal insulation supply and fixing of external duct insulation with 19 mm thick closed cell elastomeric nitrile rubber covered with 24g aluminum cladding., duct thermal insulation supply and fixing of internal duct insulation with 12 mm thick closed cell elastomeric nitrile rubber anti microbial., painting of ducts with one coat of zinc chromate yellow primer and 2 coats of enamel paint of approved color., supply and installation of 32 mm diameter drain piping using upvc pipes along with necessary fittings. make: tata / jindal, supply and fixing of fusible link type fire damper ( sleeve mounted ) make: ruskin / greenheck, supply and fixing of extruded aluminum duct mounted volume control dampers. make: systemair / vj air, supply and fixing of extruded aluminum double deflection type supply air grilles with volume control dampers make : systemair / vj air, amc of centralised ac system for 2nd year ( after warrenty period ) as per scope of work in boq, amc of centralised ac system for 3rd year ( after warrenty period ) as per scope of work in boq, amc of centralised ac system for 4th year ( after warrenty period ) as per scope of work in boq...

Due Date : May 23, 2022

Tender Value : ₹ Ref. Documents

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