Supply and installation of DG set with allied works at ADDA Guest House, City Centre, Durgapur16

Amount

Supply, installation, testing & commissioning at the work site of 250KVA, 3-Ph, liquid cooled Diesel Generator with AMF panel. Diesel Engine: Six cylinders, liquid cooled, 310hp, 1500rpm conforming to IS: 10002, ISO:3046, BS: 5514 with present CPCB norms. Alternator: Kirloskar Green make alternator (or as available with other manufacturers as mentioned below) suitable for continuous operation rated at 1500rpm 415v, 0.8pf, 50Hz, 3ph in SPDP enclosure, self-excited, self regulated, brush less, floor mounted, ball bearings on end shields, conforming to IS: 4722, BSEN: 60034-1. The DG set is complete with suitable steel sheet metal base frame to couple Engine & Alternator with 8hrs. capacity fuel tank and 2nos. twelve volt battery with leads & battery cable. DG should start and stop automatically on failure and restoration of normal power supply. This item includes supply & laying of requisite length of armoured control cable (copper) having requisite nos. & size of cores as per site requirement and direction of EIC. Supply & fixing of all other items required for automatic operation of DG comes under the purview of work. Make: Kirloskar (KOEL GREEN) Diesel Engine Model 6SL1500TA / Similar from Ashok Leyland / Volvo Penta / Jacksion (Cummins).

Supply at the work site of 4C x 185 sq. mm Al. conductor, PVC / XLPE insulated, armoured, overall PVC sheathed, 1.1 KV grade power cable conforming to IS: 1554/ 7098 (Part-I) 1988 with latest amendments. Make: KEI/ Polycab/Have

Laying of one no. cable above 35 sq. mm and upto 185 sq. mm in underground trench 460mm wide x 760mm avg depth, with brick protection on the top of the cable with 8 (eight) nos. bricks per mtr. including filling the space between the bricks and cable and also the trench with shifted soil, leveling up & restoring surface duly rammed.

Laying of the cable above 150 sq. mm and upto 300 sq. mm through existing covered masonry trench incl. taking out RC covers, setting them in order, mending good the damages filling the trench with fine dry sand including supplying sand.

Laying only cable above 50 sq. mm but not exceeding 400 sq. mm through existing RCC/ Hume/ GI pipe / open masonry trench for single, 2, 3, 3.5 & 4core.

Supplying & fixing medium gauge 100mm dia GI pipe (ISI-M) protection with necessary fittings and jointing materials as required.

Supplying & fixing compression type gland complete with brass gland, brass ring & rubber ring for dust & moisture-proof entry of XLPE/PVC armoured cables as below: 4Cx185 sq.mm.

Finishing the end of following XLPE/PVC armoured cables by crimping method including supplying & fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials: 3.5/4Cx185 sq.mm.

Earthing with 65mm dia GI pipe (TATA-M) x 3.0 mts. Long and one no. 50mm x 6mm galvanised (hot dip) steel strip (4 mts. Long), 20mm dia 125mm long galvanised bolt, double nuts, double washers, including finishing both ends by making holes etc. And S&F 65mm dia GI pipe (ISI-M) protection (3 mts long) to be filled with bitumen partly under the ground level and partly above ground level to an avg. Depth of 3.65 mtrs.

Excavation of soil for installation of earth electrode and filling & ramming. For soft soil.

Excavation of soil for installation of earth electrode and filling & ramming. For morrum soil.

Extra for treatment of soil by using salt & charcoal / coke for electrode.

Calcutta Power Construction Co.

Bengal Electrical Repairing Shop