ET 14 ETDF 23 24

Amount

Supply of 75x10sqmm MS flat approved by department for double earthing connection from HV & LV side of 2x63+1x40) MVA T/F at 132KV S/S Khaga (180RMT) & (2x40)MVA T/F (120RMT) at 132KV S/S Hussainganj.

Supply of 03meter length MS round bar of 40mm diameter electrode to be procured for strengthening of earthing system for protection of 2x40MVA T/F installed at 132KV S/S Hussainganj.

Delta formation for delta earthing of HV side of (2x63)MVA T/F at 132KV S/S Khaga & (2x40)MVA T/F at 132KV S/S Hussainganj consisting of delta set with 3 nos. 40 sqmm dia size 3 Mtrs. long electrode, placing inside the ground by digging and connecting all the three electrodes with 75x10mm M.S Flat 800 mm deep and connecting the same with earthmat at two places i.e X&Y axis of earth mat. (M.S rod provided by thedepartment).

Double earthing connection from HV & LV neutral bushing to delta of (2x63+40)MVA T/F at 132KV S/S Khaga & (2x40)MVA T/F at 132KV S/S Hussainganj as per drawing as well as checking existing delta earthing electrode with existing earth mat by MS flat of size 75x10sqmm through proper digging of delta earthing & require to strengthen by connecting X&Y axis of earth mat as per drawing.This work include cutting strengthening, bending and laying 1000- 800mm below inside the ground from counter & up to top of the structure/equipment including excavation of earth up to connect MS flat from MS electrode of delta including wielding with main earth mat with T&P.

Painting of MS flat of size 75x10sqmm earthing flat by standard quality enamelled two coat red oxide and two coat green colour standard paint including cast of all consumable material, and T&P.

MS RK ERACTORS

E-VISION INFRATECH