Tender For tender for supply of sitc of air conditioner : : -supply installation testing and commissioning of 2tr 24000 btu per hour minimum bee 3 star rated confirming to is 1391 part 2 2018 inverter type cassette split ceiling mount air conditioner having wireless remote controller led display for indoor unit motorized vertical horizontal swing controls air filters auto restart with memory features inbuilt drain pump rotary scroll hermetically sealed compressor and initial charge of eco friendly refrigerant condensor and evaporator coils of copper material suitable for operation on 230v 10 single phase 50hz ac power supply. the indoor unit shall be suspended from the ceiling using threaded rods- including clamps bolts nuts etc and the outdoor unit shall be mounted on floor complete as required. , supply installation testing and commissioning of 2tr 24000 btu per hour and iseer value five star rated and compliance with is 1391 part 2 2018 wall mounted inverter type hi wall split cooling inverter air conditioner having wireless remote controller with led display hermetically sealedscrollrotary compressor and eco friendly refrigerantinitial charge of refrigerantcondensor and evaporator coils of copper material air filter with auto swing auto restart features suitable for operation on 230v single phase 50hz ac power supply. the indoor unit shall be fixed rigidly on wall using necessary frame the outdoor unit shall be mounted on floorlaying and interconnection of standard-length copper refrigerant piping as supplied by the oem between indoor and outdoor units complete in all respects as required. necessary drilling of hole and finishing the same to match for the surrounding as required. , supply and laying of soft drawn copper refrigerant pipe of suitable size for 2tr air conditioners for interconnection of suction and liquid lines between indoor and outdoor unit with tubular thermal foam insulation including necessary brazing jointing etc as required for cassette split air conditioner as required for item no. 1 2 , supply laying of 4c x 2.5 sqmm frls pvc insulated 1.1 kv grade pvc sheathed multistrand flexible copper cable confirming to is 7098 pt 1 1988 along with the refrigerant lines for connecting indoor and outdoor units , supply and fixing of 25 mm dia minimum thickness of 1.2mm pvc drain pipe along with accessories and necessary clamps with an u trap at the end as required. , supply and fixing of 75mm dia minimum 1.8mm thickness pvc covering pipe using necessary bend collor clamps threded rod supports accessories etc for laying copper refrigernt line electrical cable and drain line as required. , supply and installation of floor mounted powder coated ms 25x25x5mm l angle frame including clamps bolts nuts vibrating dampers as required for mounting of outdoor unit. , drilling of hole using core cutting machine of size up to 100 mm dia in concrete stone wall ceiling for laying refrigerant lines etc and finishing the same with cement mortar to match for the surrounding as required after laying , dismantling shifting of old 2tr cassette split air conditioner having indoor and outdoor units associated refrigerant pipes electrical wires and drain pipes including pump down of refrigerant. , making of necessary alteration of existing gypsum false ceiling for installation of cassette air conditioner indoor units including necessary aluminium channel support gypsum board necessary accessories including painting to match for the existing false ceiling.
Tender For supply of list of mechanical engineering department equipment c c - motorized gyroscope apparatus , whirling of shaft apparatus , free and forced vibration apparatus , torsional vibration apparatus , universal vibration apparatus , corollis component of acceleration apparatus , distribution ignition system trainer , spark ignition system , disk brake actual working model , shock absorber working model , workoing model of constant mesh gear box , workoing model of sliding mesh gear box , workoing model of synchromesh gearbox , cam analysis apparatus , display board of refrigeration components , cut section model of hermetic sealed compressor , cut section model of rotary copmressor , vapour compression refrigeration system test rig , single phase computerised multi expansion and evaporator refrigeration test rig , air washer test rig , computerized heat pump test rig , window air conditioner test rig , reciprocating compressor cut section model , pressure measurement bench , journal bearing apparatus ) /bid number: gem/2025/b/7004008 * /dated: 22-12-2025 & & / bid document1 / 29
Tender For corrigendum : replacement of em items against ber held with ge i rnd east bangalore - supply, installation, testing & commissioning of double skin horizontal air handling unit of fully capacity, complete with double skin insulated with cfc free foam (puf) panels of 25mm thick, 42 kg/cum density. sandwitched between 0.6 mm thick g.i. sheets. outer skin shall be pre coated g.i. sheet pre coated off white. ahu frame works shall be of pre cast vertical and horizontal extruded aluminium profile with three way corner frame sections. frame construction should bear the load of structure and load of the frame structure shall be uniformly distributed along the entire housing of the ahu. food grade self adhesive coated neoprene gasket to be provided between panels and structure of the ahu to ensure the entire housing is airtight., backward curved blower to be supplied along with motor (kruger/nicotra). filter will be of 10 mic as pre filter, 3 mic as fine filter. cfm as below with 60-80mm sp complete all as specified and directed., note: rate quoted to be deemed to include civil works for hvac like breaking and opening for entry and exit of supply ducts from ahu room, exhaust ducts into shafts for exiting copper pipes / drain pipes also. fire rated material of 25mm thick phenotherm to be used near civil closures for fire resistant properties., a) 13200 cfm, 60mm static ahu capacity 33 tr., 11 tr dx outdoor ac unit complete with scroll compressors, copper tube aluminium finned air cooled condensers, propeller type condenser fans with eco friendly r410 refrigerant & powder coated outer metal body controlling a minimum capacity.note: rate quoted to be deemed to erection of condenser unit platform (ms angle frame with 02 coats of red-oxide and 01 coat of enamel black paint) with ms works for duct support., supply, installation, testing & commisisioning of nominal capacity air-cooled dx floor mounted packaged ducted units complete with scroll compressors, copper tube aluminium finned air cooled condensers, propeller type condenser fans with eco friendly r410 refrigerant & powder coated outer metal body controlling a capacity of mimimum 22 tr ducted packaged ac unit with 8800cfm complete all as specified and directed., supply, installation, testing & commisisioning of nominal capacity air-cooled dx floor mounted packaged ducted units complete with scroll compressors, copper tube aluminium finned air cooled condensers, propeller type condenser fans with eco friendly r410 refrigerant & powder coated outer metal body controlling a capacity of mimimum 11 tr ducted packaged ac unit with 4400cfm complete all as specified and directed., supply, installation, testing & commisisioning of nominal capacity air-cooled dx floor mounted packaged ducted units complete with scroll compressors, copper tube aluminium finned air cooled condensers, propeller type condenser fans with eco friendly r410 refrigerant & powder coated outer metal body controlling a capacity of mimimum 8.5 tr ducted packaged ac unit with 3500cfm complete all as specified and directed., supply, installation, testing & commissioning of air cooled ducted split air conditioners of capacity 8.5 tr with r2 series: r 407c eco friendly refrigerant, nominal cooling capacity 1,02,000 btu/hr, nominal air flow 3400 cfm, microprocessor based with lcd display controller and hermetically sealed scroll type compressor, all necessary connections with suitable size of copper cables and initial gas charging, provision of necessary pcc platform / iron angle frame for outdoor unit complete all as specified and directed by engineer-in-charge., dismantling / taking down / transporting carefully old acs outdoor & indoor unit with all connected acessories and to be deposited in mes store complete all as specified and directed., dismantling / taking down / transporting carefully old unserviceable ducting items off any size and capacity with all connected accessories and to