Replacement of 06 Nos damaged AHUs robotic cleaning of ducts and Repairing of 1x110 Tr Blue Star make chiller plant at Sanjay Gandhi Memorial Hospital Mangolpuri Delhi

Supplying, Installation, Testing and commissioning of factory built floor mounted chilled water double skin type horizontal/vertical air handling units in confirmation to IS 18794 : 2024 made of 25mm thick panels consisting of pre plasticized G.I. casing of thickness 0.8mm outside layer and 0.8 mm inside layer with polyurethane foam (PUF) insulation factory injected between them by injection moulding machine, complete with blower section with blower suitable for static pressure as required, minimum 2 bend GSS/PVC eliminators, cooling coil section with aluminium finned copper tubes (tubes thickness not less than 0.5mm) cooling coil of 6 row deep, filter section with 50mm thick metal viscous/ washable synthetic type air prefilters, belt drive package with TEFC drive motor of efficiency class IE3 suitable for 415 ± 10% volts, 50Hz, 3 Phase AC supply suitably designed for varialbe frequency drive applications, drain connections, stainless steel (18G) drain pan with PUF insulation, 150 mm dia. dial type pressure gauges (2 nos.)and industrial type thermometers (2 nos.) at the inlet and outlet of coil, auto purge valve wherever required, necessary vibration isolation arrangement etc. complete as per specification and of following capacities. (Total static pressure considered is max. 50 mm wg). (Note:- AHU shall be AHRI/Eurovent certified )

Supplying, fixing, testing and commissioning of following valves, strainers, gauges in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications.

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

150 mm dia.

Supplying & fixing of powder coated extruded aluminium Supply Air Grills with aluminium volume control dampers as per specifications.

Supplying & fixing of powder coated extruded aluminium Return Air Grills with louvers but without volume control dampers complete as required.

Supplying, fixing testing commissioning of supply air diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core.

Supplying, fixing testing commissioning of return air diffusers of powder coated aluminium with aluminium volume control dampers with anti smudge ring & removable core.

Supply and replacement of totally enclosed fan cooled, squirrel, cage 3 phase induction motor HE-1 E2 (Cast Iron) cooling tower fan Motor (Long shaft) of 5.5 KW 750 rpm 440 Volts, 50 Hz i/c dismantling of old burnt motor & installation of new at its place along with accessories like nut bolts, angle frame i/c but back of old motor etc complete as required.

Supply / Fixing of new P.V.C. fills of 600x300x150 mm size in induced forced draft FRP cooling tower for proper air flow for suitable capacity i/c testing, throwing and dumping of old fills complete as req. As per environmental norms.

Replacement of following accessories of cooling tower i/c dismantling of old wornout & installation of new at its place along with accessories complete etc as required at site.

PVC nozzles

Spacer

End cap

Cleaning all Supply Air Ducts internally by NADCA Certified agency only with skilled personnel with specialized latest Robotic Technology equipment and Vacuum machines. A robotic camera to be used for inspection and or cleaning. contractor has to provide access in duct opening for present and future cleaning requirement and sealing the same after cleaning to avoid air leakage. The contractor shall give copy of the video footage in CD before and after cleaning of ducts. Upon completion a cleaning certificate will be issued within 10-15 days, valid for 12 months. Cleaning Certificate will be issue and signed by ASCS (Air System Cleaning Specialist) & OSHA certified Complete work will be supervised & signed the daily report BY NADCA certified ASCS only on DAILY Basis.

Providing access in duct opening for present and future cleaning requirement and sealing the same after cleaning to avoid air leakage as per NADCA standard.

Supply and charging of R-134a Refrigerant in the Chiller Plant No. 1 Blue star make including leakage testing and commissioning complete as required. (Work shall be done from OEM or their authorized service provider.)

Supplying and charging of compressor Oil suitable for Screw Compressor Blue star make with R-134A refrigerant including leakage testing and commissioning etc. complete as required. (Work shall be done from OEM or their authorized service provider.)

Supply, Installation, Testing and Commissioning of Window type Air conditioners complete with copper power cable upto 3 Mtr, wireless Remote, suitable for working between 180- 260V with low & high voltage cutoff and 50 hz ,1 phase AC supply capable of performing, cooling, dehumidification, air circulation, R-32/R-410A /R-407B Green Refrigerant with Scroll / rotary compressor with min 5 year Original EquipmentManufacturer (OEM) warranty both compressor and Printed Circuit Board (PCB), antifreeze thermostat on the coil as a safety feature, complete with fixing including T&P & labour etc as required complete in all respect as specified of following capacity. Sound level of up to 50dB inside the room is acceptable. The unit shall be in confirmation with IS 1391 Part-I 2023 and CPWD Specification. The system shall be able to deliver 100% of the rated capacity upto 42 Degree Celsius. The system shall be able to operate up to 50 0C (out door ambient temperature).

Non Inventor type 1.5 TR with fixed speed 5 Star BEE rating

Dismentalling the old existing AHU and Window AC etc. i/c safely dismentalling of other allied equipment i/c less credit for following dismantled material etc complete as reqd.

Window AC 1.5 TR.

BUTTERFLY VALVE (MANUAL) 150 mm

Aluminum