SITC of 2500 CFM AHU including mixing chamber and HEPA filter CHW piping and associated works at ACES 122-123 clean lab

2500 CFM, 6 Rows, 135 mm WG static pressure

Supplying, laying/ fixing, testing and commissioning of following nominal sizes of chilled/condenser water piping plumbing i/c fabrication of bends / elbows, tees, reducers etc) inside the building (with necessary clamps, wooden/puff support, vibration isolators, primer/ enamel paint, fittings but excluding valves, strainers, gauges etc.) as per specifications and as required complete in all respect. 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 up to 350 mm dia. and from minimum 7mm thick MS sheet for pipes of 400 mm dia and above.

Supplying, fixing, testing and commissioning of following BUTTERFLY VALVE (MANUAL) with C I body SS Disc, Nitrile Rubber Seal & Oring PN 16 pressure rating size 200 mm to 400 mm gear type with removable wheel and below 200 mm with hand lever operated for chilled water/hot water circulation in the chilled water plumbing duly insulated to the same specifications as the connected piping and adequately supported as per specifications as specified.

Supplying, 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 20mA 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.

Providing and fixing Digital type thermostat for FCUs/AHUs commissioning i/c dismantling old if any etc. complete as reqd.

Providing and fixing Chlorinated Polyvinyl Chloride (CPVC) pipes, having thermal stability for hot & cold water supply, including all CPVC plain & brass threaded fittings, including fixing the pipe with clamps at 1.00 m spacing. This includes jointing of pipes & fittings with one step CPVC solvent cement and testing of joints complete as per direction of Engineer in Charge.

Supplying & fixing insulation on existing MS 'C' class pipe over exposed surface/underground of following sizes with 50 mm thick fire retardant thermocole ( polystyrene) molded pipe section of density 20 kg/cu.m after a thick coat of cold setting adhesive (CPRX compound) wrapping with 500g polythene faced hessian cloth, wire mesh, sand-cement plaster & enamel painting two or more coat to give even shade after applying one coat of ordinary paint etc complete as required.

Supplying & fixing, insulation on existing pipe overhead of following sizes 25 mm thick with Aluminium faced XLPE foam pipe section fixing with dent ride and tightening of insulation section PVC tape to be wrapped all around the joints. of insulation etc complete as required.

Cutting & dismantling of condenser / chilled water pipe line with grinder/welding machine/gas cutter for drain out the water from supply and return pipe line and making good after leakage repairing i/c re-filling of water in pipe line size from 20 mm to 400 mm dia including isolation of defective pipeline, valve operation, testing & commissioning etc as required.

20 mm to 100 mm dia.

Providing & fixing of thermal insulation with aluminium foil faced XLPE Class 'O' insulation sheet of following thickness on existing surface of pipe/duct with dendrite/adhesive etc.The joints shall be sealed with 50 mm wide and self adhesive PVC/Aluminium tape complete as required.

P & F of acoustic insulation with open cell Nitrile rubber sheet(Accosound) super silence of following thickness, on existing surface with adhesive i/c nut, bolt washer as req on duct.etc. complete as required.

Providing & fixing Thermal protecting layer (double coat) painting over metalic duct insulation outer surface with approved make chemical , glass cloths and shade as per standerd specification complete as required.

Providing & fixing of SS ball valve of following size with compatible to proportioning Copper/MS pipe i/c all necessary accessories, support /hangers, including old dismantling if any complete as reqd.

Providing & fixing of Brass Air-Vent of following size with compatible Copper/MS pipe i/c all necessary accessories & dismantling old if any complete as reqd.

Providing and fixing of Single Phase Plug top ISI Marked for AC (FCU) unit etc i/c dismantling old plug top if any complete as required. (Make:- Anchor or Equivalent)

3 pin- 6 Amp.

Providing & fixing of Thermal protecting layer (double coat ) painting over exposed MS/copper pipe insulation outer surface with approved make chemical, shade and glass cloth as per standard specification compete as required.

Providing & fixing of three phase DOL starter Suitable for following size motor, 415 Volts, with single phase preventer, wideband coil, ammeter, ON-OFF Push button etc. complete as required.

Up to 5 H.P

Making wall opening up to 750 mm dia/Suitable in any type / thick of wall for pipe/duct etc and re-closing the opening with brick, sand, cement and plaster up to 20 mm i/c re-painting as per existing design/shape complete as required.

Providing, laying, testing, and commissioning of following size Un-armoured XLPE insulated Copper conductor power/control cable of following size on surface/recessed complete as required.

3 Core x 1.5 Sq mm

4 Core x 4.0 Sq mm

Supply and installation UPVC mini trunking (casing-capping) & flexible conduit of following size white-system with independent cover- without central part etc as reqd

Flexi Conduit 20 mm

UPVC trunking 20mm x 12mm

SITC of Variable frequency drive(VFD) of model no.FC-102/ Equivalent, with IP20, H2 RFI filter of make Danfoss/equivalent & Resistive Temperature Device (RTD) Make- Omricon/ equivalent along with necessary Control/communication wiring in flexible conduit in suitable wooden board along with necessary, insulated metal cover as req. etc in with following specifications complete as required

4.0 Kw/Higher (FC-102 Series) Danfoss or equivalent.