Description: 38 ETC I A 2023 2024 Name of Work Strengthening of earthing connection by 75x10sq mm MS flat to delta earthing to Transformer neutral point of 2x40 MVA Transformer at 132 KV Substation Raniganj under Electy Trans Division Pratapgarh
Details: Supply of 75x10sq.mm MS flat approved by department for double earthing connection from HV & LV side of (2x40) MVA T/F at 132 KV Substation Raniganj. Delta formation for delta earthing of (2x40) MVA T/F at 132 KV S/S Raniganj consisting of delta set with 3 Nos. 40 Sq.mm dia size 3 Mtrs. Long electrode, placing inside the ground by digging and connecting all the three electrodes with 75x10mm MS Flat 800 mm deep and connecting the same with earth mat at two places i.e X&Y axis of earth mat (M.S. rod provided by the department). Double earthing connection from HV & LV neutral earthing/bushing of (2x40) MVA T/F as per drawing as well as checking existing delta earthing electrode with existing earth mat by MS flat of size 75x10 sq.mm 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 1000-800 mm below inside the ground from counter & up to top of the structure/equip
Sector: Transmission