Generator back-up for covid ward at Bhangagarh RH, Jhargram District.

Electrical Works

Supplying and fixing 415V, TPN SFUwith sheet steel enclosure onflat iron/angle iron frame onwall with nuts bolts etc incl. S&F 3nos. DIN type HRC fuse as per rating.

125A, L&T Make

Supplying and fixing 415V, TPN on load front operated Changeover switch with Sheet Steel enclosure on angle iron frame on wall with nuts bolts etc

415V, 125A, L&T Make

Laying of cable from 3/3½ core 35 sqmm to 50 sqmm on wall/surface incl. S & F MS saddles with earthing attachment in 2 x 10 SWG GI (Hot Dip) Wire, making holes etc. as necy., mending good damages and painting

Laying of one No. cable above 35 sqmm and upto 185 sqmm in underground trench 460mm wide x 760mm average 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 trenchwith shifted soil, leveling up and restoring surface duly rammed

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

For 4 core upto 50 sqmm

Supplying & fixing medium gauge GI Pipe (ISI-Medium) Protection with necessary fittings and jointing metarials as required 65 mm dia ISI

Finishing the end of following XLPE/PVC armoured cables by crimping method incl.Supplying and fixing solderless socket (Dowels make), tapes, anticorrosive paste & jointing materials 4 core 50 sqmm cable

Supplying of 1.1 KV. Grade LT power cable, XLPE insulated, cores laid up, PVC inner sheathed aluminium armoured conductor of the following specificaion:- (make: Polycab/Gloster/Havells) 50 sqmm 4 core (A2XWY/A2XFY)

Excavation of soil for installation of Earth Electrode and filling & ramming. For Morrum Soil

Earthing with 50 mm dia Gl pipe 3.64 mm thick x 3.04 Mts. long and 1 x 4 SWG GI (Hot Dip) wire (4 Mts. long), 13 mm dia x 80 mm long Gl bolts, double nuts, double washers incl. S & F 15 mm dia Gl pipe protection (1 Mts, long) to be filled with bitumen partly under the ground level and partly above ground level driven to an average depth of 3.65 Mts below the ground level as below.

a) By TATA-Medium Gl pipe [D.G. Body: 2, D.G. Neutral: 2, LT PANEL:2, UPS: 2]

Extra for providing masonery enclosure on the top of the earth electrode of overall size 86.36 cm x 86.36 cm x 46 cm deep (below Ground level) complete with cemented brick work(1:6) of 25 cm width duly plastered with cement morter (inside) Cl hinged inspection cover of size 36.56 cm x 35.56 cm with locking arrangement, Gl reducer including drilling of 46 nos. 12 mm dia holes on the GI pipe

Supplying & fixing earth busbar of galvanized (Hot Dip) MS flat 25 mm x 6 mm on wall having clearance of 6 mm from wall including providing drilled holes on the busbar complete with Gl bolts, nuts, washers, spacing insulators etc, as required.

Connecting the equipments to earth busbar including S & F GI (Hot Dip) wire of size as below on wall/floor with staples buried inside wall/floor as required and making connection to equipments with bolts, nuts, washers, cable lugs etc. as required and mending good damages Solid Gl wire No. 6 SWG

Supply & fixing of unipolar hexagonal flat mounting insulator for busbar support for fixing of neutral earth busbar at the side of D.G. foundation & location of UPS of the following specification:-

District Charges for Electrical Scheduled Item @3%

Labour Welfare Charges 1%