Increasing Capacity of Transformer for system improvement in Business Plan 2021 under Jurisdiction of E.U.D.D., Rambagh, Prayagraj

Amount

Installation of II point 400 KVA T/F at Takkar Bridge, Malviya Nagar for Increasing Capacity of 2 overloaded 630 KVA T-F in EUDD-Rambagh, Prayagraj under Business Plan 2020-21, including loading, unloading & Carriage of materials from Store Center Naini to Dump site and vice-versa.

Erection, grouting, plinthing & earthing of 11 Mtr. long STP Double pole including fixing of all necessary clamps, other accessories like Top channel, base channel, Pin insulator with pin etc. and its grouting in ratio 1:4:8, cement, stone grit & coarse sand, plinthing of support of size 0.4x0.45x0.3 Mtr. with cement, coarse sand & brick blast in ratio 1:4:8 and 12 mm thick plastring around the plinth in ratio 1:2:4 with 12 mm thickness curing of plinth should be done properly for 11 KV line (Grouting, plinthing & required materials like Clamps, Stone pad, nut & bolt, M.S. Channel, Base Channel, M.S. Angle etc. as per requirment will be arranged by the contractor and STP, Earthing Rod with G.I. wire, pin insulator with pin and Disc Insulator with Fitting will be provided by the department.)

Construction of T/F Plinth of size 1.5x1.5x1.25 mtr on a padding 0.25m deep in the Ground, in ratio 1:5:10 cement, sand and brick ballast on the top of padding brick work of Ist class bricks of 0.95m height and 0.35 meter thick wall will be constructed. Rest wall should be 0.23 mtr thickness, brick work will be in ratio 1:4 cement and sand. In the hollow portion the sand should be filled from ground level upto 15 cm below from the top of plinth, cement, sand and ballast should be placed in ratio 1:24 and 2 nos. Channels of size 50x100x1500 mm be grouted in the concrete. The T/F Plinth should be plastered on all sides by 12 mm thick in 1:6 Cement and Morter. (All materials will be arranged by the conctractor at his own cost.)

Construction of retaining wall, fabrication and erection of wiremesh fencing 5' height with locking arrangement including grouting of fabricated MS Angle 40x40x5 mm, Painting of fencing and support with all material around 11/0.4 kV Substation with D.P. Box of size 2x (5+3x2) Sq.mm.. The fencing shall be made of 50x25 mm 10 SWG rectangular type of wiremesh. Wiremesh shall be fixed on panel made of 40x40x5 mm MS Angle Iron. The wiremesh on panel will be supported by 25x3 mm MS Flat on all the bracings diagonally and 40x5 mm MS Angle iron horizontally at the centre of the panel. The panel will be jointed by bolts and nuts of appropriate size with each other and on the main support of the corner. (All materials will be arranged by the conctractor at his own cost.)

Erection & commissioning of T/F 400 KVA along with HT/LT connections. Complete in all respect. (Only T/F will be provided by the Department.)

Earthing of Transformer body and neutral by lowering of GI pipe of size 1.50” dia 20’ deep, connecting with GI Strip of size 50x6 mm with clamp. (All materials will be arranged by the conctractor at his own cost.)

Erection and grouting of L.T. cubical Box, making platform & plastering the same with cement, sand in ratio 1:6 , fixing the tailless unit 500/300 Amp., making L.T Busbar and its taping complete in all respect. (All materials except tailless unit will be arranged by the conctractor at his own cost.)

Earthing of L.T. Cubical box by M.S. earthling rod and connecting with G.I. Strips of size 50x6 mm with clamp for neutral & L.T. cubical box body. (Only M.S. Earthing rod with G.I. Wire will be provided by the Department and all other required materials will be arranged by the contractor at his own cost.)

Laying of 1x400/1x630 sqmm L.T. cable from T/F to L.T. Cubicle Box with proper lugging and tagging. (Only L.T. Cable will be provided by the Department and all other required materials will be arranged by the contractor at his own cost.)

Hanging of 11 KV, 3x185 sq mm XLPE cable on all ready errected 11 mtr long STP including laying of Stay Wire with the help of suitable size turn buckle for each cable complete with all required accessories (only XLPE cable will be provided by the department).

RAJU ELECTRIC WORKS

KRISHNA CONSTRUCTION COMPANY

SAMRIDHI ENTERPRISES

ABHISHEK TRADERS

M/S SHRIYA ENTERPRISES