NBU/CE/110/2025-26

Supply & laying of main service cable through underground from existing nearest Feeder Pillar to S.T Girls' Hostel along with other allied works at Eastern Sector area within NBU main campus

Laying of one No. cable above 35 sq. mm and up-to 185 sq. mm in underground trench 460mm wide x 760mm average depth, with brick protection on the top of the cable with 8 (eight) Nos. bricks per Mt. including filling the space between the bricks and cable and also the trench with shifted soil, levelling up and restoring surface duly rammed

Laying only Cable above 50 sqmm but not exceeding 400sqmm through existing RCC/ Hume/GI Pipe/open masonary trench for single, 2, 3, 3½ and 4 core

Supplying & fixing medium gauge GI Pipe (ISI-Medium) Protection with necessary fittings and jointing materials as Required a) 80 mm dia.

Supplying and fixing 415 V 125A Four Pole MCCB of Breaking capacity 25kA/35kA with fixed thermal and fixed magnetic / adjustable thermal and fixed magnetic setting in existing DBs / enclosure and necessary connectiona (Legrand/L&T/Siemens make)

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 : a) 3.5 Core upto 95 Sq mm

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 a) 3.5 Core x 95 Sq mm

Excavation of soil for installation of Earth Electrode and filling & ramming for soft soil

Ear thing with 50 mm dia. GI 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 GI bolts, double nuts, double washers incl. S & F 15 mm dia GI 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 ISI-Medium GI pipe

Extra for treatment of soil by using salt & charcoal or coke for plate electrode

Connecting the equipment’s body to earth bus bar including S & F 25 mm x 6 mm galvanised (Hot Dip) MS flat on wall/floor with GI saddles as required and connection to equipment’s incl. drilling holes, with bolts, nuts, washers etc.

Supply of 1.1 Kv grade XLPE/PVC armored cables ( brand approved by the EIC) a) 3.5 core x 95 sq mm

Add GST @ 18.00 %

Add L W Cess@ 1.00%

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