PROVN OF STAND BY DG SETS FOR WATER SUPPLY PUMPING STATION AT SECT A, B AND SECT D AT DINJAN MIL STN UNDER GE DINJAN

Amount

Supplying, installing, testing and commissioning diesel engine driven generating set 35 kVA /28 kW (prime power), 415 volt, 50 Hz, 3 phase, 4 wire, at 1500 rpm, 0.8 lagging power factor including diesel engine, alternator, coupling, common base plate, acoustic enclosure, 12 V DC battery, AMF Panel. Exhaust system, foundation etc. complete all as specified and as directed.

M & L for earthing complete with copper plate earth electrode 600 mm X 600 mm X 3.15 mm thick, buried directly in ground (earth pit not less than 2.25 metres deep below ground level) with top edge of the plate not less than 1.5 metres below normal ground level, connected to earthing lead of 20 mm X 3 mm copper strip by means of bolts, nuts, check nuts and washers of galvanised iron from earth plate to test point upto 7.5 metre including all as shown in electrical plate No. 3 of SSR Part I (2009) including necessary concrete chamber in cement concrete M15 (Nominal Mix) using 20 mm nominal size coarse aggregate, precast RCC cover slab in cement concrete M15 (Nominal mix) using 20 mm nominal size coarse aggregate of size 40 cm X 40 cm X 5 cm reinforced with 8 mm dia TMT bars @ 150 mm c/c with one handle for lifting made out of 8 mm dia bar, GI funnel, GI wire mesh filter, 20 mm dia GI pipe medium grade for watering, 40 mm dia GI pipe medium grade for protection of earthing lead, charcoal or coke and salt in alternate layers including necessary excavation and earth work in any type of soil/ strata and testing complete all as specified and as directed by the Engineer-in-charge.

Supply, laying, jointing, testing and commissioning cross-linked polyethylene (XLPE) insulated cable for working voltages of 1100 V, PVC sheathed, armoured, 3 core with reduced neutral conductors (3½ core), nominal cross sectional area of main conductor 50 sqmm, stranded aluminium conductor, ISI marked as per IS 7098(Part-I): 1988 including cable glands, lugs etc. to suit the cable size and to be laid in trenches, fixed along pole, under floors, through GI pipe laid under floors/roads, through concealed GI pipe along wall etc. complete all as specified and as directed.

M/s HALDER ENTERPRISE

ANIL RAI AND COMPANY

M/S NK Power

MONA GENERATOR SEVICES PVT. LTD.

M/S SEWAK SINGH

national engineering

ms singh construction