Increasing Capacity of 5 MVA to 10 MVA Power Transformer at 33/11 KV Substation Someswarnath Naini, Prayagraj under E.U.D.D., Naini, Prayagraj

Amount

Increasing Capacity of 5 MVA to 10 MVA Power Transformer at 33/11 KV Substation Someswarnath Naini, Prayagraj including loading of material at store center Naini, carriage and its unloading at dump site and vice versa.

Carriage of the following line material from Store Centre, Naini to 33/11 KV S/s Someshwarnath.

33 KV lighting arrester

11 KV 3x185, 3x300 SQ MM XLPE Cable.

11 KV VCB I/C and O/G

Dismentaling and carriage of existing 5 MVA, 33/11 KV power transformer from 33/11 KV Substation Someshwarnath to Naini Store, Prayagraj.

Carriage of 10 MVA Power T/F from Store Center Naini to Someshwarnath S/s.

Errection of the following line material at existing Switchyard inside Someshwarnath Naini, Prayagraj. (Clamps, Lugs, Grouting materials connectors etc. will be arranged by the Contractor. Only 10 Mva T/F, L.A., V.C.B. I/C & O/G. and XLPE Cable will be provided by the department.)

10 MVA ,33/11 KV power transformer

33 KV lighting arrester

11 KV VCB I/C and O/G

Proper Centrifusing of 10 MVA Transformer Oil after Oil filling on the Existing Plinth before energisation. (Except T/F Oil, all arrangement will be arranged by the Contractor.)

Special earthing of 10 mva power transformer neutral and body Separately by 03 no g.i pipe and 60 feet deep to make delta point and connect with 50x8 mm GI strip as per norms.( required materials like gi pipe, Clamps, , nut & bolt, Gi strip as per site requirment will be arranged by the contractor).

Special earthing of LA. 03 no g.i pipe and 20 feet Long to make erthing and connect with 50x8 mm GI strip. (required materials like gi pipe, Clamps, , nut & bolt, Gi strip as per site requirment will be arranged by the contractor).

Chemical earthing of VCB panels as per norms.

Making Proper connection through control cable from transformer, 33kv VCB, 33kv CT to 33 kv double T/f control panel. (Control Cable, Lugs and all required materials will be arranged by the Contractor.)

Laying of 11 KV, 3x185 sq mm XLPE cable in Kachha by digging of trench 900mm deep, 600 mm wide including required material like first class brick, stone pad and sand etc. The enter axial spacing between two cable( in case of any other cable is also running in parallel) should be in between 0.25 mtr. to 0.40 mtr. The cable shall be laid between two continous rows of bricks, river sand packing on all side of cable shall be done. After laying down of the cable the stone slab shall be laid in such a manner so that cable channel is completely covered from top. (All material required for laying will be arranged by the contractor except 11 KV cable).

Fixing of Outdoor/indoor jointing kit 11 KV Heat Shrinkable Type Cable Termination kits conforming to VDE-0278/1EEE-48-1975/IS – 13573-1992 and ESI STD. 09-13 all other relevant Standards complete with all accessories for 11 KV, 3x185 and 3x300 sq mm XLPE cable. (Jointing kit will be arranged by the contractor).

Hoisting of 11 KV 3x185 sq mm XLPE cable by providing GI pipe of size 6” dia 3 M long on double pole support including its jumpering, complete with clamps, nut & bolts. (Required Alu. Lugs, G.I. pipe and clamps with nuts & bolts etc. will be arranged by contractor.)

Repairing of existing damage boundry wall and barbed wire fencing with new gate during work.

Construction of fire wall at switchyard

Testing of 10 MVA Transform, 33 kv VCB, 33 kv CT affter Completion of the work. (All arrangements for testing will be arranged by the Contractor.)

Laying of 11 KV, 3x300 sq mm XLPE cable in Kachha by mannual method from power T/F out going to feeder Incoming pannel as per norms. The cable shall be laid between two continous rows of bricks, river sand packing on all side of cable shall be done. After laying down of the cable the stone slab shall be laid in such a manner so that cable channel is completely covered from top. (All material required for laying will be arranged by the contractor except 11 KV cable)

Om Engineering Enterprises

J.L. Enterprises

P K Enterprises