tender for supply, installation and commissioning of 145kv disconnector for bus section bay at 132kv main bus at btps switchyard under capex 2025-26. , supply part: , disconnector for 132 kv system # disconnector for 132 kv system without earth switch with solid core insulator additional data: 3 pole,145kv,2000a,40ka for 3 sec, with al main blade, horizontal centre break parallel mounting, mechanically gang operated, motor operated mechanism for main blade. including retrofit material for existing structure, terminal connector suitable for isolator pad etc.145kv porcelain type solid core post insulator 4kn,25 mm/kv. note: detailed scope of supply & gtp attached as annexure i & ii. , service part: erection commissioning of isolator , erection and commissioning installation of disconnector without earth switch, dismantling of existing isolator. installation, testing, commissioning of new isolator on existing structure with proper alignment and electrical drive. , gst, if any