Tender For Additional Hvac Work (Low Side) For Tower-2, 2Nd, 3Rd, 4Rth And 5Th Floor (Commercial Court) At Gnida Office Building Sector Kp-Iv, Greater Noida., 1 BOQ 2 PartI VAV & their Controls 3 VAV Boxes with Controllers(A) Second,Third and Fourth Floor 4 Supply,installation,testingandcommissioningof pressure independent circular / rectangular VAV Boxes with external cover in 1 mmgalvanised steel sheet, control damper, differential pressure grid to measure the average volume flow rate, actuator, electronic control component compitable for integration with VFD System with interface card, digital thermostat cool / heat type with provision of temperature setting and have provision to display RHetc. Unit shall be factory wired and tested for the set desired volume flow rate, suitable for mounting in any orientation, site possibilities of adjusment of set points and measurement of volume flow rate, maintenance free mechanism of control damper, 10 Deg. C to 50 Deg. C operating range, facility for on site pressure change. Unit casing and attachments shall be of stainless steel sheet, polyurethene plain bearings, control damper in galvanised steel sheet with tip seal, aluminium sensor tube etc. Leakage shall be limited to Class-A DW-142. Static differential pressure range shall be 20 to 1500 Pa with volume flow range up to 10:1. The unit shall be suitable for operation with local digital thermostat and of following maximum volume flow rate. 5 VAV Boxes, Maxm. Flow Rate - 600 CFM (NDSR) 6 VAV Boxes, Maxm. Flow Rate - 800 CFM (NDSR) 7 VAV Boxes, Maxm. Flow Rate - 1000 CFM (NDSR) 8 VAV Boxes, Maxm. Flow Rate - 1200 CFM (NDSR) 9 Integrater Between VFD System & VAV Boxes 10 Supply,installation,testingandcommissioningof digital Integrator Unit with necessary accessories to suit site condition, pre downloaded software etc as required and suitable for required number of VAV Boxes for collecting the VAV Boxes air flow status data and transfering the same to VFD system so that the air quantity from the AHU can be varied accordingly. The integrater shall be compitable to communicate with VFD System and shall be compitable for hook up with BMS system. (NDSR) 11 Transmission & Control Wiring 12 Providing&fixingofcontrol cum trans-mission wiring of copper among VAV Boxes Controllers, Integrater, drives, thermostat etc in 25 mm PVC Conduit. 13 2C x 1.5 Sq mm (NDSR) 14 Junction Box For VAV (Single Phase) 15 Supply, Installation, Testing & Commissioning of 4 x 3 x 3 G.I. Box with modular type 6A/10A/16A socket & switch, modular cover plate etc as required at siteDSR-2022 16 PartIII Air Distribution Work. 17 Site Fabricated GI Duct 18 Supply, fabrication, installation & testing of sheet metal ducting complete with Spliter Damper vanes as required andasperISIspecifications andasper approved shop drawings. 19 24 G(DSR-2022) 20 22 G(DSR-2022) 21 20 G (DSR-2022) 22 18 G (DSR-2022) 23 Internal Duct Thermal Insulation with XLPE 24 Supplying and fixing of following thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class O) insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required. 25 19mm(DSR-2022) 26 Grilles, Diffusers, VCD 27 Supply, installtion and testing ofPowder coated Aluminiumextrudedgrills/ diffusersas per specifications given in tender and of following sizes. 28 Supplying & fixing of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers as per specifications (DSR-2022) 29 Supplying & fixing of powder coated extruded aluminium Return Air Grills with louvers but without volume control dampers complete as required. (DSR-2022) 30 Supplying, fixing testing commissioning of supply air diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core. (DSR-2022) 31 Supplying, fixing testing commissioning of Return air diffusers of powder coated aluminium without volume control dampers with anti smudge ring & removable core. (DSR-2022) 32 Duct Damper 33 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. (DSR-2022) 34 PartI VAV & their Controls 35 VAV Boxes with Controllers(B) Commercial Court Fifth Floor 36 Supply,installation,testingandcommissioningof pressure independent circular / rectangular VAV Boxes with external cover in 1 mmgalvanised steel sheet, control damper, differential pressure grid to measure the average volume flow rate, actuator, electronic control component compitable for integration with VFD System with interface card, digital thermostat cool / heat type with provision of temperature setting and have provision to display RHetc. Unit shall be factory wired and tested for the set desired volume flow rate, suitable for mounting in any orientation, site possibilities of adjusment of set points and measurement of volume flow rate, maintenance free mechanism of control damper, 10 Deg. C to 50 Deg. C operating range, facility for on site pressure change. Unit casing and attachments shall be of stainless steel sheet, polyurethene plain bearings, control damper in galvanised steel sheet with tip seal, aluminium sensor tube etc. Leakage shall be limited to Class-A DW-142. Static differential pressure range shall be 20 to 1500 Pa with volume flow range up to 10:1. The unit shall be suitable for operation with local digital thermostat and of following maximum volume flow rate. 37 VAV Boxes, Maxm. Flow Rate - 600 CFM (NDSR) 38 VAV Boxes, Maxm. Flow Rate - 800 CFM (NDSR) 39 VAV Boxes, Maxm. Flow Rate - 1000 CFM (NDSR) 40 VAV Boxes, Maxm. Flow Rate - 1200 CFM (NDSR) 41 Integrater Between VFD System & VAV Boxes 42 Supply,installation,testingandcommissioningof digital Integrator Unit with necessary accessories to suit site condition, pre downloaded software etc as required and suitable for required number of VAV Boxes for collecting the VAV Boxes air flow status data and transfering the same to VFD system so that the air quantity from the AHU can be varied accordingly. The integrater shall be compitable to communicate with VFD System and shall be compitable for hook up with BMS system. (NDSR) 43 Transmission & Control Wiring 44 Providing&fixingofcontrol cum trans-mission wiring of copper among VAV Boxes Controllers, Integrater, drives, thermostat etc in 25 mm PVC Conduit. 45 2C x 1.5 Sq mm (NDSR) 46 Junction Box For VAV (Single Phase) 47 Supply, Installation, Testing & Commissioning of 4 x 3 x 3 G.I. Box with modular type 6A/10A/16A socket & switch, modular cover plate etc as required at site.(DSR-2022) 48 PartIII Air Distribution Work. 49 Site Fabricated GI Duct 50 Supply, fabrication, installation & testing of sheet metal ducting complete with Spliter Damper vanes as required andasperISIspecifications andasper approved shop drawings. 51 24 G(DSR-2022) 52 22 G(DSR-2022) 53 20 G (DSR-2022) 54 18 G(DSR-2022) 55 Internal Duct Thermal Insulation with XLPE 56 Supplying and fixing of following thickness duly laminated aluminum foil of mat finish closed cell Nitrile rubber (Class O) insulation on existing duct after applying suitable adhesive for Nitrile rubber. The joints shall be sealed with 50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required. 57 19mm(DSR-2022) 58 Grilles, Diffusers, VCD 59 Supply, installtion and testing ofPowder coated Aluminiumextrudedgrills/ diffusersas per specifications given in tender and of following sizes. 60 Supplying & fixing of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers as per specifications (DSR-2022) 61 Supplying & fixing of powder coated extruded aluminium Return Air Grills with louvers but without volume control dampers complete as required. (DSR-2022) 62 Supplying, fixing testing commissioning of supply air diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core. (DSR-2022) 63 Supplying, fixing testing commissioning of Return air diffusers of powder coated aluminium without volume control dampers with anti smudge ring & removable core. (DSR-2022) 64 Duct Damper 65 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. (DSR-2022) 66 Labour Cess and GST will be paid extra as per govt. orders
