|
| 1 | Supply , install , commissioning and testing of Water Cooled Reciprocating Chillers with stepped capacity control, comprising of Semi - Hermetic/Open Type Compressors, DX Evaporator, Shell and Tube Condenser,suitable expansion device, suitable for operation on R - 22 /R - 407c/R - 410a refrigerants and of nominal capacityChilled water in : 12.8° CChilled water out : 7.2° CChilled water flow : 84 USGPMFouling factor : 0.0001 FPSCondenserCondenser water in : 27° CCondenser water out : 32.2° CCondenser water flow : 140 USGPMFouling factor : 0.00025 FPSIKW shall be Max 0.68 K.W / TR(on tender condition)COP: 5.235 TR ( 2 Working + 1 Stand by) |
| 2 | CHW PUMPSETS (Primary Pump)Supplying, erection, testing and commissioning of Centrifugal End suction type primary chilled/hot water pump set capable of delivering 84 USGPM of water against a head 12 Mtr. each pump shall comprise the following as required as per specifications.1 No. - Split Casing type pump with bronze impeller, S.S Shaft, CED Coated C.I body and mechanical seal. Duly insulated with 80 kg/cum density resin onded fiber glass cladded with aluminium sheets of 0.5mm thickness and properly clamped to pump in two semicircular sections as per specifications.1 No.- Suitable HP, TEFC squirrel cage induction motor with class \"F\" insulation,IP -55 Protection,Eff-2, 1450 RPM synchronous speed, operating on 415 volts ± 10%, 3 phase, 50 Hz A.C. supply.(2 Working + 1 Stand by ) |
| 3 | COND. PUMPSETS (Primary pump)Supplying, erection, testing and commissioning of Centrifugal End suction type primary chilled/hot water pump set capable of delivering 140 USGPM of water against a head 12 Mtr. each pump shall comprise the following as required as per specifications.1 No. - Split Casing type pump with bronze impeller, S.S Shaft, CED Coated C.I body and mechanical seal.Duly insulated with 80 kg/cum density resin bonded fiber glass cladded with aluminium sheets of 0.5mm thickness and properly clamped to pump in two semicircular sections as per specifications.1 No.- Suitable HP, TEFC squirrel cage induction motor with class \"F\" insulation,IP -55 Protection,Eff-2, 1450 RPM synchronous speed, operating on 415 volts ± 10%, 3 phase, 50 Hz A.C. supply.(2 Working + 1 Stand by ) |
| 4 | Chilled/Hot Water Secondary Pumps (variable pumping system)Supplying, erection, testing and commissioning of package type End Suction type secondary chilled/hot water pumping system with VFD and all pump system controller, comprising of:a) Pumping set with CED Coated cast Iron casing, Bronze impellers with stainless steel shaft, connected to suitable capacity TEFC ventilated induction motor with class \"F\" insulation, eff-1, 3 Phase, 1450 RPM, suitable for 415 volts± 10%, 3 phase, 50 Hz A.C. supply.b) Duly insulated with 80 kg/cum density resin bonded fiber glass cladded with aluminium sheets of 0.5mm thickness and properly clamped to pump in two semicircular sections as per specifications.c) Unless otherwise specified, renewable wear ring of bronze shall be furnished atleast on the casing d) Variable secondary Panel should have a dedicated programmable logic controller with individual drive for each pump and with required no. of sensors and the entire unit has to be procured from the Pump manufacturer to ensure the smooth operation of the system. The Programmable logic controller shall be able to control minimum 1 Pump and maximum of 4/6 Pumps, Automatic cascade control of pumps, automatic sequence change, Friction loss compensation, pump status shall be there. Display shall be graphical type with minimum 320 pixels X 240 Pixels VGA display with backlight.Drive should have rated input frequency 50 Hz and output frequency range of 0.5 to 132 Hz. An IP41/IP55 Nema Standard powder coated steel enclosure for Basement/Roof top, with sufficient capacity of cooling fan shall house all the electrical control components. |
| 5 | e) Microprocessor based control panel shall have suitable hardware & software so that it can be integrated directly to IBMS with standard communication open protocol using backnet / Modbus as well as open IP.f)(All the Pump set will have their control panel with respect to the motor rating).g) All pumps to be provided with separate variable frequency drives. Control panel should also consist of cooling fan.h) One panel for each job will be provided (for a set of two/three pumps) and the panels should be installedadjacent to each other.j) The pumps should be suitable for heating as well as chilled water circulation.k) Lot-Mounting frame work with anti vibration pads.l) Electronic Differential Pressure Transmitters as required.m) suitable flanged suction and delivery headers in C-Class MSn) Complete set system to be mounted on a common MS base frame and shall follow following duty with following no. of pumps: |
| 6 | Secondary chilled water pump setsFlow Rate : 84 USGPMHead : 32 Metre WC(2 Working + 1 Stand by ) |
| 7 | Hot water pump setsFlow Rate :36USGPMHead : 32 Metre WC(2 Working + 1 Stand by ) |
| 8 | CHILLER PLANT MANAGERSupply, Installation, testing & commissioning of Chiller Plant Manager for systematic operation of AC plant comprising of: 3 Nos. 35/30 TR Water Cooled Chillers with VFD (2 Working + 1 Stand By) , 3 Nos. Primary Chilled Water pumps( 2 Working +1 Stand By) pumps & Motorized Valves etc.3 Nos. Variable Secondry Chilled Water pumps with VFDs ( 3 Working +1 Stand By) pumps & Motorized Valves etc.3 Nos. Cooling Tower( 1 Working +1 Stand By).Workstation as required (Intel core i7 processor with 4 GB RAM, 1GB Graphic Card and 500B HDD, Windows 7 64 bit.) including 21\" LED Monitor, keyboard, mouse, and all required accessories complete including Latest version of MS Office and Antivirus software and as required Network superwise controller unit (Imported UL listed) for connecting all controllers to it and software integration and transfering data to P.C. The processors shall be 32 bit, 50 MHZ, shall be able to store reports and event logs & on BACnet / IP protocol Dedicated Chiller Plant manager software having inbuilt application.Programmable controller (Imported UL Listed) having processors of 32 Bit 50 MHZ, LON CHIP) BACNET compatible/Modbus/ IP protocol, controller for Pumps,Cooling Tower . The controller shall support easy Graphical Programming and shall be able to store the programme in the controller rather than store in the PC. It should include Lockable Mounting Cabinets duly powder coated, connector strip, internal wiring & relays etc. CPM should be able to communicate/interface with main IBMS. All required software and hardware to be provided. Any other hardwares required etc. |
| 9 | FIELD DEVICES & SENSORS FOR CHILLERS & PUMPSImmerssion type Temperature Sensor with thermowellOutside Temp. & RH SensorLevel SwitchFlow sensor/ Flow meterDifferential Pressure Sensors & Differential Pressure Transmitter (for zone differential pressure sensing)LOT OF CABLES, CONDUITS & CABLE TRAYCabling from all instruments, controls & valves to DDC and communication cabling from DDC to central equipment complete with cable gland, earthing, supports & PVC conduits etc. Surface laid or cable tray laid cables shall beferruled and tagged, and shall use lugs for termination at both ends. Wherever multicore cables are used, the price shall include the cost of Marshalling Boxes (MS Powder Coated with Elmex Terminals) to connect the multicore cables to 2 core cables for termination in equipmentsChiller Plant Manager as described above |
| 10 | Supply, installation, commissioning and testing of induced draft top discharge counterflow type FRP Cooling Tower (Rectangular / Round bottle shape) with FRP body and base, water spray headers, cooling tower fills, fan withmotor, supporting bas frames, as per manufacturer\"s standard instructions.35 TR (2 Working + 1 Stand by ) |
| 11 | HOT WATER GENERATORProviding and installing electrically operated Hot Water Generator of following nominal capacity having 1mm thick stainless steel lining with heaters arranged in banks and controlled by electronic controller and thermostats so that following flow rate hot water at 70° C and with nominal variations could be supplied including 75mm thick fibre glass/ mineral wool/ insulation finished with 1.25mm thick G.I. sheet clading including necessary electrical panel board, having suitable incoming & outgoing switch gears for boiler and pump automatic controls including inlet and outlet connections for water, foundation for boiler as per specifications complete as required.25 KW,36/28 GPM (2 Working + 1 Stand by ) |
| 12 | Supplying, installing, testing and commissioning of factory built Floor mounted double skin type air handling units made of 45 mm thick panels consisting of pre plasticized G.I. casing of thickness 0.8 mm outside layer and 0.8 mm plane inside layer with polyurethene foam (PUF) insulation of density 32 kg/m3 factory injected between them by injection moulding machine, complete with blower section with blower DIDW Backward curved centrifugal fan of 60 mm WC static pressure, 6 row deep cooling coil , & 2 row deep Heating coil section with aluminium finned copper tubes (tube thickness not less than 0.5mm), filter sections with 50 mm thick washable synthetic type Pre filters having efficiency 90% down to 10 micron and provision for Fine filters having efficiency 99% down to 5 micron,provision for ewating coil, belt drive package with TEFC drive motor suitable for 415 ± 10% volts, 50 Hz, 3 phase, A.C supply, complete with drain connections with drain valve, stainless steel drain pan, thermometers and pressure gauge at the inlet and outlet of the coils, necessary vibration isolation arrangement etc, complete as per specifications of following capacities:23500 CFM , 70 TR |
| 13 | Supply, installation, commis-sioning and testing of Variable Frequency Drives with IP 55 enclosures and mainsdisconnect switch comprising of the following:(a) Built in dual 5% impedance DC link reactor (harmonic filters) on the positive and negative rails of the DC bus of the Variable Frequency Drive. (b) Built in EMC filters (electro magnetic compatibility filters) for restriction of conducted emissions to comply with IEC61800:3 (un restricted distribution) :2004 Category C 1 (50 meter). (c) Three feedback PID controller having capability to simultaneously accept 3 feedback signals from temperature sensors or pressure sensors for process optimization and accordingly control the speed of the AHUs or pumps. (d) Integral graphical keypad. Note:(i) Cost of temperature sensor and control cables not included.(ii) Separate Starter not required for switching on motor and pump 4 KW |
| 14 | Supplying, laying/ fixing, testing and commissioning of chilled water piping inside the building (with necessary clamps, vibration isolators and fittings but excluding valves, strainers, gauges etc.) duly insulated with 80 kg/cum density resin bonded fiber glass or 144 Kg/ cum density mineral wool (non Combustible) pipe section insulation covered with a layer of 120 gm/sqm polythene sheet (vapour barrier) and finally applying 0.63mm aluminium sheet cladding complete with type3 , grade 1 roofing feltstrip(as per IS:1322 as amended up to date ) at joints and repairing of damage to building etc. as per specifications and as required. Note: The Pipes of sizes 150mm & below shall be M.S. \"C\" class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. and from minimum 7mm thick MS sheet for pipe-s of 400 mm dia and above of following nominal sizes of chilled water piping:- |
| 15 | 80 mm dia (50 mm thick insulation) |
| 16 | 65 mm dia (50 mm thick insulation) |
| 17 | 50 mm dia (50 mm thick insulation) |
| 18 | 40 mm dia (50 mm thick insulation) |
| 19 | 32 mm dia (50 mm thick insulation) |
| 20 | 25 mm dia (50 mm thick insulation) |
| 21 | Supplying, fixing, testing and commissioning of valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications. |
| 22 | BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal & O- Ring PN 16 pressure rating for chilled water/hot eater circulation as specified of following sizes:-80 mm dia |
| 23 | 50 mm dia |
| 24 | Ball Valve 25 mm dia |
| 25 | NON - RETURN VALVE with dual plate of C I body SS plates vulcanized NBR seal flanged end & PN 16 pressure rating as specified.65 MM DIA |
| 26 | Supply and fixing Industrial type pressure gauges with gun metal / brass valves complete all as specified and as directed. |
| 27 | Supply and fixing Industrial type thermometres complete all as specified and as directed |
| 28 | Y - STRAINER of Ductile CI Body flanged ends with stainless steel strainer for chilled / hot water circulation including insulation as specified of following sizes:- |
| 29 | 65 mm dia |
| 30 | 50 mm dia |
| 31 | 80 mm dia |
| 32 | 25 mm dia |
| 33 | BALANCING VALVE WITH BUILT IN MEASURING FACILITY with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation & PN 16 pressure rating for chilled / hot water circulation as specified. 50 mm dia |
| 34 | MOTORISED BALANCING VALVE WITH BUILT IN MEASURING FACILITY with C I body flanged construction with EPDM coated disc with long pitch with protected out pipe insulation & PN 16 pressure rating for chilled / hot water circulation as specified. |
| 35 | 50 mm dia |
| 36 | 65 mm dia |
| 37 | Flexible Connection (Neoprene Rubber Type) of size:-50 mm dia |
| 38 | 80 mm dia |
| 39 | Insulated M.S Closed Expansion tank of 500 Ltrs.Supply installation testing commissioning of Closed Expansion tanks for chilled water shall be of M.S. construction and of adequate capacity, to contain 200% of the maximum expansion likely to take place in the system. The tank shall be insulated and be complete with valves, drain, Safety Valve, PN16 and Pressurisation Unit complete with double pump (2CMH, 25mWC), IP55 control panel, pressure transmitter, flow meter, interconnecting piping & wiring, PN16. |
| 40 | PRESSURE INDEPENDENT BALANCING CUM CONTROL VALVE WITH THERMOSTAT/HIGH RANGEABILITY VALVE WITH THERMOSTAT FOR AHUSupply, Installation, Testing and Commissioning of following sizes electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body. The actuatorshall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. Maximum close off pressure shall not be less than 6 Bar for upto 50 mm valves and 7 Bar for 65 mm & above. Valves should have pressure rating of 25 Bar minimum.80 mm dia.(636 LPM) |
| 41 | Condensate Drain PipeSupplying, fixing, testing and commissioning of UPVC drain piping with all fitting such as bends, tees etc. necessary clamps, adequate support duly insulate with 9 mm nitrile rubber insulation complete as per specifications and requirement.32 mm dia. |
| 42 | Supply installation testing commissioning of Pot strainer for 100mm Dia.pipe complete all as specified and as directed by engineer in charge. |
| 43 | Supply installation testing commissioning of Manual Air - purge valve of 15mm dia & complete as per specifications. |
| 44 | Supply installation testing commissioning of Air and Dirt Separator with complete accessories. For 100 Dia .Pipe. |
| 45 | CONDENSER WATER PIPESupplying, fixing, testing and commissioning of condenser water pipes of following sizes of MS \"C\" class along with necessary clamps, vibration isolators and fittings such as bends,tees etc.but excluding valves, strainers, gauges etc adequately supported on rigid supports duly painted/buried in ground excavation and refilling etc. as per specification and as required complete in all respect. Note:-The Pipes size 150mm & below shall be M.S. \"C\" class as per IS : 1239 and pipes size above 150mm shall be welded black steel pipe heavy class as per IS: 3589, from minimum 6.35mm thick M.S. Sheet for pipes upto 350 mm dia. And from minimum 7mm thick MS sheet for pipes of 400 mm dia and above. 100mm Dia. |
| 46 | VALVES WITHOUT INSULATIONSupplying, fixing, testing and commissioning of following valves, gauges and strainers for condenser water circulation as per specifications BUTTERFLY VALVE (MANUAL) with C I body SS disc nitrile sheet & O - ring & PN 16 pressure rating as specified. 80 mm Dia |
| 47 | NON - RETURN VALVE with dual plate of C I body SS plates vulcanized NBR seal flanged end & PN 16 pressure rating as 80 mm dia |
| 48 | Supply, installation, balancing and commissioning of factory fabricated GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required. |
| 49 | Thickness 0.63 mm sheet |
| 50 | Thickness 0.80 mm sheet |
| 51 | Thickness 1.00 mm sheet |
| 52 | Thickness 1.25 mm sheet |
| 53 | Supply, installation, balancing and commissioning of fabricated at site GSS sheet metal rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required.Note:- Duct only for in case of critical fittings to be fabricated at site |
| 54 | Thickness 0.63 mm sheet |
| 55 | Thickness 0.80 mm sheet |
| 56 | Thickness 1.00 mm sheet |
| 57 | Thickness 1.25 mm sheet |
| 58 | 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. |
| 59 | Supplying & fixing of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers as per specifications. |
| 60 | Supplying & fixing of powder coated extruded aluminium Return Air Grills with louvers but without volume controldampers complete all as specified and directed. |
| 61 | Supplying & fixing of Powder coated extruded aluminium Return Air Grills with louvers but without volume control dampers |
| 62 | Supply, installation, testing and commissioning of Motorized (ON-OFF Type) duct mounted GI volume control damper/actuator with enthalpy sensor and necessary control wire (minimum 1.5 sqmm) for integration within AHU room |
| 63 | Damper |
| 64 | Actuator |
| 65 | Supply and fixing of acoustic lining of supply air duct and plenum with 25 mm thick resin bonded glass wool having density of 32 kg/m³, with 25 mm X 25 mm GI section of 1.25 mm thick, at 600 mm centre to centre covered with Reinforced Plastic tissue paper and 0.5 mm thick perforated aluminum sheet fixed to inside surface of ducts with cadmium plated nuts, bolts, stick pins, CPRX compound etc. complete as required and as per specifications. |
| 66 | 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 with50 mm wide and 3 mm thick self adhesive nitrile rubber tape insulation complete as per specifications and as required.25 mm dia |
| 67 | Supplu and fixing of CHILLER PANEL Ics = 50KAIncomers:-One number (1x400A, 4P MCCB,50KA)1No Incomer of 400A 4P MCCB with microprocessor based over current, short circuit & earth fault release. 3 Nos. phase indicating lamps to show the incoming power with control MCB, 1 No. ON/OFF indication,1 No. digital multifunction meter and matching cast resin CT\"s. Bus Bar SectionA set of TPN Aluminium bus bar rated for 500A (after considering all necessary deratings) 3 phase 4wire, 50Hz. A minimum derating factor of 0.75 must be taken for calculation of bus bar sizes. The bus bar size after derating shall be equal to the ampere given in the BOQ. current density of bus-bars shall not be more than 1 Amps/sq.mm for Aluminium and earth bus size shall be suitable ofsystem fault level. The outgoing feeders are as follows :OUTGOING:6 Nos. 100A feeder having one No. 100A 4P MCCB,50KA with microprocessor based releases for O/C, S/C along with time delay for all protections, 1 No. ON/OFF indications. 3 Nos. DOL starter feeder suitable for 1.5 HP motor (2Working+1Standby) with DM type MCCB with isolable neutral, 3 nos TP contactor, 1 No timer , 1 No overload relay, 1 no. ON/OFF indication and other switchgear rating as per type II coordination alongwith 1no. digital ammeter with matching cast resin CT\"s and 1 no auto manual selector switch. |
| 68 | 3 Nos. DOL starter feeder suitable for 3.0 HP motor (2Working+1Standby) with DM type MCCB with isolable neutral, 3 nos TP contactor, 1no timer , 1no overload relay, 1 no. ON/OFF indication and other switchgear rating as pertype II coordination alongwith 1no. digital ammeter with matching cast resin CT\"s and 1 no auto manual selector switch.3 Nos. DOL starter feeder suitable for 2.0 HP motor (2Working+1Standby) with DM type MCCB with isolable neutral, 3 nos TP contactor, 1no timer , 1no overload relay, 1 no. ON/OFF indication and other switchgear rating as pertype II coordination alongwith 1no. digital ammeter with matching cast resin CT\"s and 1 no auto manual selector switch.3 Nos. DOL starter feeder suitable for 2.0 HP motor (2Working+1Standby) with DM type MCCB with isolable neutral, 3 nos TP contactor, 1no timer , 1no overload relay, 1 no. ON/OFF indication and other switchgear rating as pertype II coordination alongwith 1no. digital ammeter with matching cast resin CT\"s and 1 no auto manual selector switch.1 No. 16 A TP MCCB.2 Nos. 32A TP MCCB.1 set of complete wiringCHILLER PANEL as describe above and shown in SLD. |
| 69 | STARTERS PANELSupplying, assembling, erecting, connecting, testing and commissioning of dust, damp and vermin proof wall mounting factory built sheet steel enclosed non- drawout modular type single starter cubicle fabricated out of suitablesized 1.6mm thick PCRC sheet, duly painted complete with earth studs, numbering & sign writing, interconnection & including copper conductor flexible connection with all accessories, etc. complete & as per specifications and mounted with the followings etc. Item including 4core 1.5sq.mm FRLS flexible cable with ON/OFF LED iluminated push buttons in seperate enclosure box to be in recessed manner. (Starters should have NO/ NC contacts for remote/ fire control facility etc. complete as required.) Fully automatic DOL starter suitable for 7.5 KW motor including 40A 4P MCCB \"C\", Push Buttons, LED Indications, Auto/ Manual/ OFF selector switch, SPPR, FRLS copper control/ power wiring etc. complete all as specified and directed. |
| 70 | Supply of XLPE insulated, armoured heavy duty electric cable 1100 volts grade, of following cross-sectional area:- |
| 71 | 6 sqmm 4 core copper armoured XLPE cable |
| 72 | 4 sqmm 4core copper armoured XLPE cable |
| 73 | 35 sqmm 3.5 core aluminium armoured XLPE cable |
| 74 | 300 sqmm 3.5 core aluminium armoured XLPE cable |
| 75 | MV CABLE END TERMINATIONS Supplying and making end termination with brass compression gland and aluminium lugs for following size of PVC insulated and PVC sheathed / XLPE aluminium conductor cable of 1.1 KV grade as required. |
| 76 | 3½ C X 35 sqmm (35mm) |
| 77 | 3½ C X 300 sq. mm (70mm) |
| 78 | Supplying and making indoor end termination with brass compression gland and Copper lugs for following size of PVC insulated and PVC sheathed / XLPE Copper conductor cable of 1.1 KV grade as required.2/3/3.5/4 CORES Cu. CABLE WITH Cu. LUGS |
| 79 | 4C X 6 sq. mm |
| 80 | 4C X 4 sq. mm |
| 81 | M & L for earthing complete with GI plate electrode of size 600 x 600 x 6 mm thick bured directly in ground vertically at a depth not less 2.25 mtr below normal ground level with top edge of earth plate at a depth not less than 1.5 mtr below normal ground level surrounded from all sides by 1.5 cm thick packed layer of charcoal of dust and common salt filling in alternate layers and making electrode connection by using GI strip of size 25X4 mm at two points by means of bolts nuts check nuts and washers made of brass and earth strip protected by light grade 40 mm dia GI Pipe upto test point and connected to main switch board are main controlled board with provision of GI pipe medium grade 20mm bore for watering including funnel wire mass RCC pit cover and PCC Chamber pit with 1:2: 4 type B1 (including excavation earth work) all as specified and shown on plate No 3 of SSR Part-1 including testing complete. |
| 82 | Providing and fixing 25 mm X 5 mm G.I. strip on surface or in recess for connections etc. as required complete all as specified and as directed |
| 83 | Providing and fixing 6 SWG dia G.I. wire on surface or in recess for loop earthing as required complete all as specified and as directed. |
| 84 | CABLE TRAY Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray (Galvanisation thickness not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. as required. |
| 85 | 150 mm width X 50 mm depth X 1.6 mm thickness |
| 86 | 300 mm width X 50 mm depth X 1.6 mm thickness |
| 87 | Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray \"bends\" (galvanisation not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc.as required |
| 88 | 150 mm width X 50 mm depth X 1.6 mm thickness |
| 89 | 300 mm width X 50 mm depth X 1.6 mm thickness |
| 90 | Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray \"Tee\" (galvanisation not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc. as required |
| 91 | 150 mm width X 50 mm depth X 1.6 mm thickness |
| 92 | 300 mm width X 50 mm depth X 1.6 mm thickness |
| 93 | Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray \"Cross member\"(galvanisation not less than 50 microns) with perforation not more than 17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc as required. |
| 94 | 150 mm width X 50 mm depth X 1.6 mm thickness |
| 95 | 300 mm width X 50 mm depth X 1.6 mm thickness |
| 96 | Supplying and installing following size of perforated Hot Dipped Galvanised Iron cable tray \"Reducer\" (galvanisation not less than 50 microns) with perforation not more than17.5%, in convenient sections, joined with connectors, suspended from the ceiling with G.I. suspenders including G.I. bolts & nuts, etc as required |
| 97 | 150 mm width X 50 mm depth X 1.6 mm thickness |
| 98 | 300 mm width X 50 mm depth X 1.6 mm thickness |
| 99 | Supply , install , commissioning and testing of Water Cooled Reciprocating Chillers with stepped capacity control, comprising of Semi - Hermetic/Open Type Compressors, DX Evaporator, Shell and Tube Condenser,suitable expansion device, suitable for operation on R - 410a refrigerants and of nominal capacity Chilled water in : 12.8° CChilled water out : 7.2° CChilled water flow : 72 USGPMFouling factor : 0.0001 FPSCondenserCondenser water in : 27° CCondenser water out : 32.2° CCondenser water flow : 120 USGPMFouling factor : 0.00025 FPSIKW shall be Max 0.68 K.W / TR(on tender condition)COP-5.230 TR ( 2 Working + 1 Stand by) |
| 100 | CHW PUMP SETS (Primary pump)Supplying, erection, testing and commissioning of Centrifugal End suction type primary chilled/hot water pump set capable of delivering 72 USGPM of water against a head 12 Mtr. each pump shall comprise the following as required as per specifications. 1 No. - Split Casing type pump with bronze impeller, S.S Shaft, CED Coated C.I body and mechanical seal. Duly insulated with 80 kg/cum density resin bonded fiber glass cladded with aluminium sheets of 0.5mm thickness and properly clamped to pump in two semicircular sections as per specifications.1 No.- Suitable HP, TEFC squirrel cage induction motor with class \"F\" insulation,IP -55 Protection,Eff-2, 1450 RPM synchronous speed, operating on 415 volts ± 10%, 3 phase, 50 Hz A.C. supply. (2 Working + 1 Stand by ) |
| 101 | COND. PUMPSETS (Primary pump)Supplying, erection, testing and commissioning of Centrifugal End suction type primary chilled/hot water pump set capable of delivering 120 USGPM of water against a head 12 Mtr. each pump shall comprise the following asrequired as per specifications. 1 No. - Split Casing type pump with bronze impeller, S.S Shaft, CED Coated C.I body and mechanical seal. Duly insulated with 80 kg/cum density resin bonded fiber glass cladded with aluminium sheets of 0.5mm thickness and properly clamped to pump in two semicircular sections as per specifications.1 No.- Suitable HP, TEFC squirrel cage induction motor with class \"F\" insulation,IP -55 Protection,Eff-2, 1450 RPM synchronous speed, operating on 415 volts ± 10%, 3 phase, 50 Hz A.C. supply.(2 Working + 1 Stand by ) |
| 102 | Chilled/Hot Water Secondary Pumps (variable pumping system)Supplying, erection, testing and commissioning of package type End Suction type secondary chilled/hot water pumping system with VFD and all pump system controller, comprising of:a) Pumping set with CED Coated cast Iron casing, Bronze impellers with stainless steel shaft, connected to suitable capacity TEFC ventilated induction motor with class \"F\" insulation, eff-1, 3 Phase, 1450 RPM, suitable for 415 volts± 10%, 3 phase, 50 Hz A.C. supply.b) Duly insulated with 80 kg/cum density resin bonded fiber glass cladded with aluminium sheets of 0.5mm thickness and properly clamped to pump in two semicircular sections as per specifications.c) Unless otherwise specified, renewable wear ring of bronze shall be furnished atleast on the casing d) Variable secondary Panel should have a dedicated programmable logic controller with individual drive for each pump and with required no. of sensors and the entire unit has to be procured from the Pump manufacturer to ensure the smooth operation of the system. The Programmable logic controller shall be able to control minimum 1 Pump and maximum of 4/6 Pumps, Automatic cascade control of pumps, automatic sequence change, Friction loss compensation, pump status shall be there. Display shall be graphical type with minimum 320 pixels X 240 Pixels VGA display with backlight.Drive should have rated input frequency 50 Hz and output frequency range of 0.5 to 132 Hz. An IP41/IP55 Nema Standard powder coated steel enclosure for Basement/Roof top, with sufficient capacity of cooling fan shall house all the electrical control components. |
| 103 | e) Microprocessor based control panel shall have suitable hardware & software so that it can be integrated directly to IBMS with standard communication open protocol using backnet / Modbus as well as open IP.f) (All the Pump set will have their control panel with respect to the motor rating).g) All pumps to be provided with separate variable frequency drives. Control panel should also consist of cooling fan. h) One panel for each job will be provided (for a set of two/three pumps) and the panels should be installed adjacent to each other.j) The pumps should be suitable for heating as well as chilled water circulation.k) Lot-Mounting frame work with anti vibration pads.l) Electronic Differential Pressure Transmitters as required.m) suitable flanged suction and delivery headers in C-Class MSn) Complete set system to be mounted on a common MS base frame and shall follow following duty with following no. of pumps: |
| 104 | Secondary chilled water pump setsFlow Rate : 72 USGPMHead : 32 Metre WC(2 Working + 1 Stand by ) |
| 105 | Hot water pump setsFlow Rate :28USGPMHead : 32 Metre WC(2 Working + 1 Stand by ) |
| 106 | Supply, installation, commissioning and testing of induced draft top discharge counterflow type FRP Cooling Tower (Rectangular / Round bottle shape) with FRP body and base, water spray headers, cooling tower fills, fan with motor, supporting base frames, as per manufacturer\"s standard instructions.30 TR (2 Working + 1 Stand by ) |
| 107 | Air Handling Units (AHU)Supplying, installing, testing and commissioning of factory built Floor mounted double skin type air handling units made of 45 mm thick panels consisting of pre plasticized G.I. casing of thickness 0.8 mm outside layer and 0.8 mmplane inside layer with polyurethene foam (PUF) insulation of density 32 kg/m3 factory injected between them by injection moulding machine, complete with blower section with blower DIDW Backward curved centrifugal fan of 60mm WC static pressure, 6 row deep cooling coil , & 2 row deep Heating coil section with aluminium finned copper tubes (tube thickness not less than 0.5mm), filter sections with 50 mm thick washable synthetic type Pre filters having efficiency 90% down to 10 micron and provision for Fine filters having efficiency 99% down to 5 micron,provision for ewating coil, belt drive package with TEFC drive motor suitable for 415 ± 10% volts, 50 Hz, 3 phase, A.C supply, complete with drain connections with drain valve, stainless steel drain pan, thermometers and pressure gauge at the inlet and outlet of the coils, necessary vibration isolation arrangement etc, complete as per specifications of following capacities:8000 CFM , 28 TR (For Ground Floor) |
| 108 | Supplying, installing, testing and commissioning of factory built Celing suspended double skin type air handling units made of 25 mm thick panels consisting of pre plasticized G.I. casing of thickness 0.6 mm outside layer and 0.6 mm plane inside layer with polyurethene foam (PUF) insulation of density 32 kg/m3 factory injected between them by injection moulding machine, complete with blower section with blower DIDW Backward curved centrifugal fan of 60 mm WC static pressure, 6 row deep cooling coil , & 2 row deep Heating coil section with aluminium finned copper tubes (tube thickness not less than 0.5mm), filter sections with 50 mm thick washable synthetic type Pre filters having efficiency 90% down to 10 micron and provision for Finefilters having efficiency 99% down to 5 micron,provision for ewating coil, belt drive package with TEFC drive motor suitable for 415 ± 10% volts, 50 Hz, 3 phase, A.C supply, complete with drain connections with drain valve, stainlesssteel drain pan, thermometers and pressure gauge at the inlet and outlet of the coils, necessary vibration isolation arrangement etc, complete as per specifications of following capacities: |
| 109 | 2600 CFM, 8 TR (For First Floor) |
| 110 | 7000 CFM, 24 TR (For First Floor) |
| 111 | Supply, installation, commis-sioning and testing of Variable Frequency Drives with IP 55 enclosures and mains disconnect switch comprising of the following:(a) Built in dual 5% impedance DC link reactor (harmonic filters) on the positive and negative rails of the DC bus of the Variable Frequency Drive. (b) Built in EMC filters (electro magnetic compatibility filters) for restriction of conducted emissions to comply with IEC61800:3 (un restricted distribution) :2004 Category C 1 (50 meter). (c) Three feedback PID controller having capability to simultaneously accept 3 feedback signals from temperature sensors or pressure sensors for process optimization and accordingly control the speed of the AHUs or pumps. (d) Integral graphical keypad. Note: (i) Cost of temperature sensor and control cables not included. (ii) Separate Starter not required for switching on motor and pump |
| 112 | 1.2 KW |
| 113 | 2.2 KW |
| 114 | PRESSURE INDEPENDENT BALANCING CUM CONTROL VALVE WITH THERMOSTAT/HIGH RANGEABILITY VALVE WITH THERMOSTAT FOR AHUSupply, Installation, Testing and Commissioning of following sizes electronic, self-balancing, pressure independent type dynamic balancing valve with integrated 2 way modulating control valve in a single body. The actuator shall be capable of accepting upto 10V DC and upto 20 mA electric signal and shall provide similar transduced feedback output to control system. Maximum close off pressure shall not be less than 6 Bar for upto 50 mm valves and 7 Bar for 65 mm & above. Valves should have pressure rating of 25 Bar minimum. |
| 115 | 50 mm dia (181 LPM) |
| 116 | 40 mm dia (137 LPM) |
| 117 | 25 mm dia (60 LPM) |
| 118 | Supply, installation, balancing and commissioning offabricated at site M.S sheet metal (22 G) rectangular/round ducting complete with neoprene rubber gaskets, elbows, splitter dampers, vanes, hangers, supports etc. as per approved drawings and specifications of following sheet thickness complete as required |
| 119 | Supply and fixing of AHU STARTER PANEL Ics = 50kA-First FloorIncomer1 No. Incomer 32Amps 4P MCCB with microprocessor based releases for O/C, S/C, 3 Nos. phase indicating lamps to show the incoming power with control 6A TP MCB,and 1 no. digital multifunction meter with matching cast resin CT\"s. Bus BarOne set of TPN, Al. bus bar rated 200 Amps (after considering necessary deratings of 75%) for phases and neutral for half capacity of phases.The outgoing feeders are as follows :1 No. DOL starter feeder suitable for 3.0 HP motor with DM type MCCB with isolable neutral, 3 nos TP contactor, 1no timer,1no overload relay, 1 no. ON/OFF indication and other switchgear rating as per type II coordination alongwith 1no. digital ammeter with matching cast resin CT\"s and 1 no auto manual selector switch.1 No. DOL starter feeder suitable for 1.5 HP motor with DM type MCCB with isolable neutral, 3 nos TP contactor, 1no timer,1no overload relay, 1 no. ON/OFF indication and other switchgear rating as per type II coordination alongwith 1no. digital ammeter with matching cast resin CT\"s and 1 no auto manual selector switch. AHU PANEL as describe above and shown in SLD. |
| 120 | STARTERS PANELSupplying, assembling, erecting, connecting, testing and commissioning of dust, damp and vermin proof wall mounting factory built sheet steel enclosed non- drawout modular type single starter cubicle fabricated out of suitablesized 1.6mm thick PCRC sheet, duly painted complete with earth studs, numbering & sign writing, interconnection & including copper conductor flexible connection with all accessories, etc. complete & as per specifications and mounted with the followings etc. complete as required. Item including 4core 1.5sq.mm FRLS flexible cable with ON/OFF LED iluminated push buttons in seperate enclosure box to be in recessed manner. (Starters should have NO/ NC contacts for remote/ fire control facility etc. complete as required.) Fully automatic DOL starter suitable for 3.7 KW motor including 32A 4P MCCB \"C\", Push Buttons, LED Indications, Auto/ Manual/ OFF selector switch, SPPR, FRLS copper control/ power wiring etc. Complete as required. |
| 121 | BLANK |
