Tender For Provn Of Duct Air Cooling System In Airmen Mess And Bldg No P 232 At Vsn Nagpur; 1 Supply, Installation, Testing & Commissioning of engineering units as per standard specifications by using GSS 22 g GI powder coated bodycabinet material100% usable in outdoor @ temperature tolerance from 42 deg C to 50 Deg CGI type Air cooling unit with turbo axial fan for powerful air & low noise with 100% copper winding & can be used non stop upto 24 hours, honeycomb cellulose pads 5090 with anti bacterial resins made in Finland, submersible drain pump, anti dust filters to prevent dust & avoid pad jam which results in efficient air and suitable capacity of starter for ON & OFF the unit complete all as specified and directedby Engr-in-charge . The capacity & specifcations are as follows .(a) Air Flow :- Top Discharge / Down Discharge(b) Fan Type :- Turbo Axial(c) Water Tank :- 30/40 Litre(d) Air Pressure :- 135 - 165 Pa(e) Size :- 1280 x 1280 x 1450 mm(f) Water Consumption :- 15-20 Ltr/Hr(g) Air Outlet Size :- 650 x 650 mm(h) Plant Capacity :- 20,000 m3/hr / 1 Phase / 1 Speed / 1.5 Kw(i) Sound level:-78 db(j) weight:-63kg (k) power Consuption:-1500W (l) Blade Size:- 610MM 2 Supply, Installation, Testing & Commissioning of engineering units as per standard specifications by using GSS 22 g GI powder coated bodycabinet material100% usable in outdoor @ temperature tolerance from 42 deg C to 50 Deg C GI body type Air cooling unit with turbo axial fan for powerful air & low noise with 100% copper winding & can be used non stop upto 24 hours, honeycomb cellulose pads 5090 with anti bacterial resins made in Finland, submersible drain pump, anti dust filters to prevent dust & avoid pad jam which results in efficient air and suitable capacity of starter for ON & OFF the unit complete all as specified and directed by Engr-in-charge . The capacity & specifcations are as follows .(a) Air Flow :- Top Discharge / Down Discharge(b) Fan Type :- Turbo Axial(c) Water Tank :- 30/40 Litre(d) Air Pressure :- 135-155 Pa(e) Size :- 1280 x 1280 x 1350 mm(f) Water Consumption :- 18-20 Ltr/Hr (g) Air Outlet Size :- 650 x 650 mm(h) Plant Capacity :- 17,000 m3/hr / 1 Phase / 1 Speed / 1.5 Kw(i) Sound level:-78 db (j) weight:-63kg (k) power Consuption:-1500W (l) Blade Size:- 610MM 3 Supply, installation, testing & commissioning of Air cooling units as per standard specifications by using GSS 22 g GI powder coated body with fan of make Marathon / Almonard / Vansal (or Equivalent) as approved by GE having power supply 230 V, 50 Hz & 12 head submersible type pump of Vansal/Kirloskar / KSB or any ISI markmake complete with internal electrical cabling for fan & circulating pump. The self contained unit shall be fixed with overflow point, PVC internal piping, openable shutters, ball cock, MS fabricated frame for fan etc. complete in all respects as per specifications & site conditions. The capacity & dimensions of air cooling units are as follows .(For Kitchen & Dining)(a) Larger GI tank powder coated :- 40 litre capacity (b) Suitable for centralized ducting 36 cm x 36 cm(c) Float ball fitted(d) Heavy Galvinised body (e) Screw less side pannels (f) Easily detacheable (g) Honeycomb cooling Pads (Anti Bacterial) 4 Supply & installation of GI sheet metal ducting with 120 GSM, 24 Gaugeby using Sheet Bending & Lock Forming Machine for quality product as perspecifications. It includes ancilliaries like supports, hangers, GI nut bolts, anchor bolts, sealant & gasket complete all as specified and directed . 5 All as per item no 4 above but GI sheet metal ducting with 120 GSM, 22 Gauge 6 Supply & installation of aluminium powder coated Double Deflection Grill with Damper for supply air outlets for air distribution. (specially meant for Air cooling) complete all as specified and directed. 7 Supply & installation of 9 mm thick XLPE insulation density 21 kg/m3 with Pidilite SR-505 make or equivalent in M/s Fevicol / M/s Vermicol / M/s Pidilite adhesive for thermal insulation of exposed duct so as to avoid cooling losses complete all as specified and directed. 8 Supply & installation of Lag coating by using 7 mil FG cloth & Star Bond super 30-36 weather protect chemical for thermal insulation of exposed duct so as to avoid cooling losses complete all as specified and directed by Engr-in-charge. 9 Supply & installation of PVC coated flexible duct connector class B fire retardant temprature tolerance 70deg C to 85 deg C width 200 mm between cooler & duct completewith GI frame and fixed with nut bolts of suitable size to restrict vibrations arising from the coolers complete all as specified and directed. 10 Supply, fabrication & installation of MS stands, frames for Air cooling units & extra heavy supporting arrangement for the exposed ducts at examination hall complete all as specified and directed. 11 All as per item No 10 above but at Airmen mess. 12 Material and labour for laying & testing of cable XLPE insulated screened PVC bedded, galvanized steel strip or wire armoured, electric power cables (heavy duty) 1100 volts grade with stranded aluminum conductor of size 25 sqmm2 Core complete all as specified and directed. 13 All as per item No 12 above but cable of size 10sqmm2 Core 14 Excavationin trenches not exceeding 1.5 metre wide & not exceeding 1.5 meter in depth for foundation, laying of cable or pipe ( where provided for protection of cable or fixing with poles and stays) and getting out in any type of soilincluding trimming the sides and forming bottom surfaces to required levelscomplete all as specified and directed. 15 Removing surplus excavated soil to a distance n.exc. 50 metre anddepositing where directed at a level n.exc.1.5 metre high from the starting point complete all as specified and directed. 16 Returning, filling in trenches in soft/loose soil in layers n.exc. 25 cmafter laying of cables including spreading, levelling, and well ramming complete all as specified and directed. 17 Material and labour for cutting of existing wall/grill for installation of ducts/damperincluding removing of debris complete all as specified and directed. 18 Material and labour for high density polyethylene pipes (HDPE) DWC duct pipe of size 50 mm dia laid in trenches for passing of LT cable complete all as specified and directed. 19 Material and labour for sub main wiring (concealed) complete with two single core 4 Sqmm FRLSH PVC insulated unsheathed stranded copper conductor cable drawn through in and including 20 mm dia rigid non-metallic PVC conduit heavy grade ISI marked and conduit accessories including 4 Sqmm FRLSH PVC insulated unsheated stranded copper earth cable connected to common earth dolly complete and including cutting chasing in walls for concealed wiring using machine cutting and making good the disturbed surface all as specified and directed. Note: 3 run of 4 sqmm&one run of PVC conduit shall be measuredas single unit 20 Supply & fixing sheet metal enclosures for SPN DBs with metal double door for incorporating MCBs,IP-43 , 8 way with 200 amps rated busbar, 240 volts,with 100 Amp copper Bus bar as per IS-8623 all as specified and as directed.Make : Legrand Cat No 507611 or equivalent in L & T / Havells 21 Supply & fixing MCB SPN, 40 to 63 Amps, breaking capacity 10 KA C curve confirming to IS/IEC 60898-1 2002,integrated label holder, sliding bottom clamp , IP 20 protected terminal, sliding shutters, 240 volts, 50 HZ including making necessary incoming and outgoing electrical connection with suitable size of copper lugs etc. Make : Legrand Cat No. 408617 or equivalent in L & T / Havells 22 Supply & fixing MCB SP 6-32Amps, breaking capacity 10 KA C curve confirming to IS/IEC 60898-1 2002,integrated label holder, sliding bottom clamp , IP 20 protected terminal, sliding shutters, 240 volts, 50 HZ including making necessary incoming and outgoing electrical connection with suitable size of copper lugs etc. Make : Legrandor equivalent in L & T / Havells 23 Supply and fix new rotational moulded polythene water storage tank of capacity 500 ltr three layer (cylindrical vertical with closed top threaded type ) in white colour and fix in position all as specified and directed. 24 Supply and fixing of Gun Metal Globe or Gate Valve with iron wheel head screwed both ends for iron pipe of size 15 mm dia and fixed on pipecomplete all as specified and directed. 25 All as per item No 24 above but of size 25 mm dia 26 All as per item No 24 above but of size 20 mm dia 27 Supply and laying new GI tube, 15 mm dia, medium grade, with all fittings such as tees, bends, elbows, reducers, union etc. and fixing accessories such as lock nuts, saddles, pipe hook, etc complete fixed to walls and ceilings or laid in floors for desert cooler connection all as specified and directed. 28 All as per item No 27 above but 20 mm dia. 29 All as per item No 27 above but 25 mm dia. 30 Supply and fix ball brass valve high pressure with polythene float and flynut complete screwed for iron pipe of size 15mm complete all as specified and directed.
