Airconditioning system

S&TC of Factory designed Ceiling Suspended Air Handling Unit with 0.6 mm pre coated GI (outside) & 0.6mm plain GI (inside) double skin casing having 25 mm thick PUF insulation (38 kg/cum), 6 row deep chilled water type cooling coil, DIDW backward curved centrifugal fan with high efficiency motor, synthetic pre-filter 90% down to 10 micron 18 SWG SS drain tray and all other accessories complete as per specification for the following capacity. The AHU shall consist of 1 no. Centrifugal Blower with 2 nos.(1W + 1S) TEFC Squirell cage induction motor. The AHU shall be complete with VFD.The VFD shall be of IP20 rating. AHU MAKE - Edgetech / Zeco / Caryaire & VFD MAKE - ABB / Danfoss / Siemens

4400 CFM Nominal Capacity, 50 MM TSP ( DSA Corridor, Recovery & Store Room, UPS Room, Consultant Room)

Installation charges of the above CSU after making suitable platform with S&F of 2 nos 'C' channel size not less than 75x50x10mm at top and 50x5 mm MS angle at bottom for rigid support with primer and painting work. Allied civil and allignment work also taken to the consideration , mending good upto final finishing .

S&TC of Fan coil unit with controller package includes 2 way on/off type valve, Ball Valve with and without strainer for connections and temperature controller with linkages. (Make:Zeco / VTS / Edgetech).

800 CFM (For USG Room, MT Room, UPS Room)

Installation charges of the above FCUs after making suitable platform with S&F 50x5 mm MS angle rigid support with primer and painting work. Allied civil and allignment work also taken to the consideration, mending good upto final finishing .

SITC and insulating of following nominal sizes chilled water piping complete with fittings, supports, bends, elbows, flanges, insulation ets. with necessary supporting arrangement from wall/ceiling with MS angle, clamps, vibration isolators and fittings duly insulated SITC of following THERMAL INSULATION OF CHILLED WATER PIPE with 25 MM THICK Nitrile rubber with 24 SWG aluminium sheet clading. The pipes shall be of MSERW, "C" or Heavy class as per IS 1239 and IS 3589 standards (for pipe sizes above 150 mm NB) (as per direction of EIC) MAKE OF PIPE: TATA/JINDAL, MAKE OF INSULATION: ASTHA/BEARDSELL

BUTTERFLY VALVE S&F of the following Water line Butterfly-Valve as per following categories, sizes and qunatities complete with providing flanges, nut-bolts, gasket and welding arrangements: Butterfly valve shall be of PN 16 rating as per standard. Valves of sizes 32 mm and above shall be made out of Cast Iron body, SG iron disc with Nylon coated, SS-431 Stem, EPDM integrally moulded liner with hand lever/Gear Box. Valves up to 150 mm NB shall be with detachable hand lever operation whereas valves above 150 mm NB shall have warm gear operation. (Make - Advance / Audco/Honeyell).

S&F Following Water line Ball valve as per following categories, sizes and qunatities complete with providing flanges, nut-bolts, gasket and welding arrangements: Butterfly valve shall be of PN 16 rating as per standard. Valves of sizes 32 mm and above shall be made out of brass body, brass ball. (Make :- Giacomini / C & R / Audco / Honeywell).

S & F of the following Water line Balancing - Valve as per following categories, sizes and qunatities complete with providing flanges, nut-bolts, gasket and welding arrangements: The valves shall be designed for PN 16 rating as per standard. The valves of sizes 32 mm to 65mm dia. shall be of gun metal / cast iron construction with screwed ends angular design hand wheel with locking facility. Whereas valves of sizes 80mm and above shall be of cast iron construction with internal parts of SS 410 and EPDM / nitrile seat with flanged ends. The test cocks should be long enough to protrude out of valve insulation (Make - Advance / Audco / Honeyell ).

SITC of 3-WAY Modulating Valve suitable for operation with a signal of 0-24 volt DC, WITH ACTUATOR, LINKAGE & THERMOSTAT in chilled water line to the cooling coil of AHU actuated by a proportionate thermostat. The valve shall consist of bronze metal body with stainless steel trim. The pressure drop across valve shall not exceed 5.0 PSI. The valve linkages shall be of the same make as of valves & modulating motor. (Make- Danfoss /Jhonson /Honeywell /Siemens )

S & F of the following Water line PRESSURE GAUGE as per following categories, sizes and qunatities complete with providing flanges, nut-bolts, gasket and welding arrangements. Bourden type pressure gauges of 100mm dia of suitable range shall be provided.The water pressure gauge shall be made of stainless steel grade SS304. The dial plate shall be powder coated with white colour base & the calibration shall be done in black colour. All the pressure gauges shall be complete with ball valves & SS Siphon and confirming to IS:3624. [ MAKE: H GURU /WAREE / FIEBIG]

SITC of the following Water line INDUSTRIAL TYPE THERMOMETER, as per following categories, sizes and qunatities complete with providing all fixing accessories: The V form thermometer shall be made of aluminium die casting with golden colour anodizing. The thermometer shall have a V groove in the body to protect the refill from the damages during the installation. The refill shall be filled with blue colour mercury. The thermometer shall be complete with brass well & the calibration of temperature shall be in Celsius & Fahrenheit. [ MAKE: H GURU / WAREE / FIEBIG].

SITC of brass ball valve with strainer . (Make- Advance / Leader / Zoloto)

SITC of GI DUCT of Class - VIII grade for supply/return air duct along with pre fabricated plenum for supply and return air with necessary supports, flanges etc. as required and as per IS 655 and IS-277 standards of following gauges. (Make - Sail /Tata)

24 SWG thick

22 SWG thick

20 SWG thick

Supplying & fixing of 19 mm thick 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. (Make - Armacell / K Flex)

Supplying & fixing of acoustic insulation inside ducting with 10mm thick open cell nitrile rubber(class O) of density 140Kg/cu.m-160 Kg/Cum insulation with bolts nuts GI washers etc as required. (Make - Armacell/k flex)

SITC of Drain piping with schedule 40 PVC pipes with fittings duly insulated with with 25 MM THICK Nitrile rubber .Make - Armaell / KFlex along with necessary quantities of supports, flanges, bends, elbows, fittings, nut-bolts, gaskets etc: (MAKE - Finolex / Supreme /Oriplust)

SITC of fire dampers in supply air duct/main branch and return air path as and where required of required sizes i/c control wiring. The damper shall be motorized and spring return so as to the damper in the event of power failure automatically and open the same in case of power being restored The spring return action shall be inbuilt mechanism and not external mounted The damper shall also be closed in the event of fire signal complete as required and as per specifications

Motorised Fire damper

Actuator with motor drive

Supply and fixing of Flexible double Canvas connection in between each AHU and Supply/Return Air Duct. (Custom Make or Asper direction of EIC)

Supply & Fixing of Aluminium powder coated supply air diffusers/grilles with volume control damper (Make - Systemair / Air Enterprise / Premire / Caryaire / Airmaster)

Supply & Fixing of Aluminium powder coated return air diffusers/grilles without volume control damper (Make - Systemair / Air Enterprise / Premire / Caryaire / Airmaster)

S & providing drop ceiling to cover the indoor units & supply air duct including the cost of 3mm thick ACP sheet as per manufacturer's specification on the frame work fabricated from Aluminium hollow rectangular section of size 50mm x 25mm (2mm thick) & duly suspended by Aluminium hollow rectangular section of size 50mm x 38mm (2mm thick) and silicon sealent complete in all respect as per direction of EIC. (Make:Aludecor/Armstrong)

SITC of wall mounted cubical type LT control panel & VFD Bypass Starter Electrical Panel Board fabricated from sheet steel comprising with following accessories incl. internal wiring earthing & painting. (For other than OT areas). (Make - EAP/ Genpower/ CPRI Approved Vendor) i)MCB of suitable rating as incomer & MCBs as outgoing as per the rating of AHU motor . ii)DOL / SD starter as per HP ratings.--2 nos iii)VFD Bypass Starter as per HP ratings iv)Terminal block for power distribution. v)Contactor, auxilary contractor, over load relay, Phase sequence & single phasing preventer. vi)Phase indicating lights and indicating light for ON , OFF & TRIP status. vii) Wiring for microswitch for stopping the fan when fire damper closes. viii) Panel mounted 3phase digital Ammeter - 1 no ix)One no 24V DC Relay for inter connection with Fire Detection system. x)24V AC & 24V DC of 1A capacity for operation of fire damper & fire relay. xi)Danger Board.

Supply, installation, testing and commissioning of sound attenuators in supply & return air / exhaust ducts Note : The length of all sound attenuators shall be minimum 1200 – 1500 mm to be based on insertion loss requirements as indicated in specification.

Supply, installing, testing and commissioning of air curtains. The unit shall be made from 20 SWG cold rolled MS sheets duly powder coated. Blower shall be of high quality Aluminium/ ABS plastic statically & dynamically balanced with low noise (< 72 dB & vibration). Quoted price shall also include cost of limit swirch, power wiring, control wiring and earthing. The unit capacities shall be as follows:

1500 mm wide for Door height 3.0 meter (10 feet)

Less Cost of 08 (six) nos old air-conditioning machines aged more than 10 years, along with piping and other accessories @40000.00

The Agency must procure the materials from the Manufacturer / OEM or from their authorised sales channel so that the standard warranty / support of the Manufacturer / OEM becomes applicable to the products to be delivered and installed by them. Documents that authenticates such procurement from the Manufacturer / OEM or from their authorized sales channel and standard warranty / support should be sent from the e-mail of the Manufacturer / OEM / authorized sales channel to the e-mail of Engineer-in-Charge and hard copy of it to be submitted during execution, of work/ submission of bill. If any refurbished material is supplied and installed, penal action will be taken as per existing rules

Defect Liability Period - 1 (One) year

Make & model of each and every material to be approved by EIC