PROVISION OF AIR COMPRESSOR AND ASSOCIATED PIPELINE FOR BLDG NO 159 E1 OF ASSEMBLY RECLAMATION DEPARTMENT AT 512 ARMY BASE WKSP UNDER AGE E/M - II IN GE (CENTRAL) KHADKI

Amount

S& F of Mild steel ERW pipe (IS:1239 part-I) heavy class including cutting, screwing, welding etc. Complete with forged steel / butt welded fittings viz. Tees,bends, elbows, flanges, reducers , clamps / hangers etc. Including cutting holes and chases in brick or rcc walls/slabs and making good the same complete including painting of pipes, fittings & steel work with one coat of primer and two coats of synthetic enamel paint of approved make and shade complete all as specified and directed.

(a) 100 mm dia ISI Marked

(b) 80 mm dia ISI Marked

(c) 50 mm dia ISI Marked

(d) 25 mm dia ISI Marked

S& F 100mm bore hand operated butterfly valve ISI Marked of pressure not less than 15 Kg / Sqcm with complete set

S& F 80mm bore hand operated butterfly valve ISI Marked of pressure not less than 15 Kg / Sqcm with complete set

S& F 50mm bore hand operated butterfly valve ISI Marked of pressure not less than 15 Kg / Sqcm with complete set

S& F 25mm bore hand operated butterfly valve ISI Marked of pressure not less than 15 Kg / Sqcm with complete set

S&F fabricated MS bracket /supports for MS and CI Pipe line, made out of angle iron and flat iron including bolts, nuts, washers and painting with two coats of synthetic enamel paint over a coat of red oxide primer all as specified and as directed by Engineer-in-charge.

Supply ,installation ,testing and commissioning of (A) Direct drive lubricated Electric screw Air Compressor of capacity 435 CFM at Normal working pressure of 9.5 Kg/cm2, Single Stage, Air cooled including Ist filling of Oil complete with Control Panel & Sq Cage induction motor TEFC type of capacity 75 kw with SF 1.2, IP 55, 415V 3 phase, 50 Hz with F class insulation temp rise F Star Delta Starter, Dimensions in mm (LxBxH) 2360 x 1250 x 1718 mm (Approx), outlet size 1" BSP, weight of compressor is 2500 Kg (Approx), noise level 69 + 3 dBA as per ISO 2151 second editon Complete all as specified and directed by Eng-in-Charge. Model No. KESe75-10 of Make : Kirloskar pnematic or equivalent in PS Note-1. PCC foundation as per recommentation of manufacturer is included in unit rate.2. Rate of all T&P transport , crane etc included in unit rate.

(B) Air Compressor Receiver tank 2000 Ltr capacity, heavy duty complete with safety valve and accessories, with thickness of wall 6 mm, with one incoming & outgoing flanges of suitable dia (pressure rating 10 bar, working pressure) including pressure gauge vertical type, complete painted with synthetic enamel paint of approved colour code. (C) Refrigerated air dryer unit of capacity 500 Cfm, heavy duty complete with Control Panel , wiring and accessories. (D) Dust filter 450 CFM removing dust up to 3 microns. (E) 450 CFM General purpose filter removing oil up to 0.1 mg/m3 and coalesced water and dust up to 0.1 microns

Supply , laying,testing and commissioning of XLPE insulated ,armoured heavy duty electric cable Aluminium conductor, 1100 volt cross sectional area 185 Sqmm 3.5 core incl thimble, end termination to the existing panel board Complete all as specified and directed by Eng-in-Charge

M&L for earthing complete with hot dip galvanized steel pipe in pipe electrode, outer pipe 76mm dia medium grade and inner pipe 55 mm dia including testing, 3 mtr long and having 50x6 mm terminal on inner pipe to connect earthing strip with 14 mm holes for nut bolts, buried directly and vertically in ground with top edge at 30 cm below ground level after making bore hole of 100 mm dia and 3.3 mtr deep using suitable mechanical drilling machine (for drilling near the specified bldg) connected with galvanized steel earthing lead of 32x6 mm strip with minimum two Nos of GI nut bolits and connected to test point from earthing pit. Area between pipes filled with Dry type chemical powder.

The electrode pipes should be filled with 2x 25 kg bags of carbide based BFC earthing compound of product code BFC25SILVR. The resistance of the compound should be less than 0.1 Oms . The compound should be highly conductive, hygroscopic, non magnetic, non corrosive in nature and have best moisture retaining qualities with ph value between 7-9. Connected to the earthing test point, Special high grade polymer compound Round earth pit with pit cover, including necessary returning filling & removal of extra soil , to achieved earth resistance value less than 5 Oms including testing complete all as specified Make U-Protect or equivalent NOTE: IF the desired result not obtained after testing the contractor should do re-eathing without any extra cost.

ONKAR ELECTRIC AND GENERAL STORE (BID ID -3074792)

SKS Electricals (BID ID -3073910)

M/S. Niksun Electro-Infra Private Limited (BID ID -3073956)

T.H.ASSOCIATES (BID ID -3074377)