Rajasthan State Road Development And Construction Corporation Limited Tender

C. Fan Section comprising of belt driven, DIDW Backward curved AMCA certified centrifugal fan with maximum air outlet velocity of 10m/s suitable for required cfm at 50 mm static pressure (Total static of the unit shall be verified by the OEM before the design & supply of the units). Fan & Motor should be mounted over Aluminium channel of suitable thickness and should be isolated from the unit's bottom panel by means of Spring isolators.

D. TEFC High efficiecny IE-3 class motors as required with pulley, belt , Guard

E. The unit shall be fabricated with frame work hollow extruded aluminium profile with 0.80 mm preplasticised GSS on outside and 0.80mm 275gsm plain GSS on inside complete with 25 mm thick CFC free PUF insulation of minimum 40 kg/cum density sandwiched in between inner and outer skins. Unit should have MS powder coated legs to give height to unit's base channel from the floor surface. SS-304 ( 18 g ) Sump, UPVC Internal piping, make up, drain & quick fill and drain connection, Butterfly/Gate valves for pumps, make up, drain & quick fill and drain connections of sump, 2 no. Vertical Pumps of suitable capacity to be placed inside the unit's housing (external pumps are not acceptable) ,Y strainers and necessary fittings, Concrete Blocks / M S stand, anti vibration pads etc.as required. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .

15000 cfm

20000 cfm

SITC of Wall mounting cubical type Starter panel made out of 1.6 mm thick sheet steel  powder coated enclosure designed as per Switchgear OEM type -2 coordination chart and suitable for operation of following cfm range Air Washer's Blower motor, pump comprising of over load protection relay, short circuit & single phasing protection, ON / OFF  push buttons,  ammeter, voltmeter, indicating lamps, MCB etc. complete in all respect. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .

more than 7500 cfm to 15000 cfm

more than 15000 cfm to 25000 cfm

Supply , Installation, Testing and Comissioning of site fabricated ducting made from GI sheet metal conforming to IS:277 with a zinc coating grade not less than 120 GSM (both side inclusive) & fabricated as per IS:655 and as per approved drawings & designs including the cost of hangers, supports, angle, expansion fasteners , closed cell neoprene gasket T&P etc. as required of following thickness. Test Certificate for Galavanizing with lot no. to be submitted. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .

0.80mm

1.00mm

Supply and fixing of acoustic lining of ducts with chemically cross link Oxide accetate foam open cell structure Acoustic Insulation with density 30 Kg / Sqm, UV protected and Class O Fire propperty Water Vapour absorption 0.002 gm / Sqcm, including cost of adhesive etc. complete in all respect. All as per pre approved by Engineer in charge. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .

25 mm thick

P & F of Fire retardent flexible canvass connection made of fibreglass weave having silver grey silicon rubber coating, of height 200 mm with sufficient fold to avoid transmission of vibration with GI frame ,Gasket Nut Bolts for air cooling Plants/AHU/FCU etc as required. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .

Providing and fixing double scaffolding system on the exterior side, upto five story made with 4" wooden member 1.5 m c/c horizontal and vertical direction joining with rassi, clamps, challies. The scaffolding system shall be stiffened with bracing, runner, connection of building if necessary with all essential safty features for the workmen etc complete as per direction of EI.The lavation area of the scaffolding shall be measured for payment. The payment will be made once irrespective of duration of scaffolding. Note : This item to be used for maintence work judicially

Supply and fixing duct insulation with 50 mm thick Expanded Polystyrene Thermocol (ESP) sheet of density 24 kg/cu.m after applying two coats of cold setting adhesive (CPRX Compound) and binding sheet with chicken wire mesh and applying cement mortar plaster (1:4) including primer & painting (suitable for outdoor aplication) matching with building colour or as per direction of Engineer incharge as required. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .

Supply & fabrication steel structure with MS channel / angle / joist / ISMB / sheet etc. including welding, rivetting, cutting, nut & bolt , one coat of primer & two coat of enamel paint etc. as required complete in all respect. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .

Supply & fixing of evaporative cooling Celdec pads of 200mm Thick made out from impregnated cellulose paper media of imported origin including fixing in Air washer complete in all respect. All as per pre approved by Engineer in charge. For additional technical parameters of products/ work , refer Annexure "A" attached with this BSR .

Providing & Laying P.V.C. / XLPE insulated & P.V.C. sheathed Arrmoured Aluminium cable confirming to IS:1554 P-I / IS :7098 P - I of 1.1 KV with H4- Grade electrolytic aluminium conductor confirming to IS 8130 of purity 99.6 %, round / flat strip armouring of cables, Inner / outer sheath confirming to IS:5831 in existing RCC / Hume / Stoneware / PVC pipe/ open duct/cable trench / Cable tray(with cable tie) including testing etc. as required of following size. OEM must have it's own in house NABL accrediated Laboratory for testing procedure as per IS:10810.For additional technical parameters of product / work refer Annexure 'A' attached with this BSR

10.0 Sq. mm

2 core

16.0 Sq. mm

4 core