design supply installation commissioning of 145kv disconnector at btps design supply installation commissioning of 145kv disconnector at btps , scope of supply , disconnector for 132 kv system # disconnector for 132 kv system with earth switch with solide core insulator additional data: 3 pole, 145kv, 2000a, 40ka for 3 sec, with al main blade, horizontal center break parallel mounting, mechanically gang operated, with single earth switch, motor operated mechanism for main blade & manual operation for earth switch. including retrofit material for existing structure, terminal connector suitable for isolator pad etc.145kv porcelain type solid core post insulator 4kn, 25 mm / kv. item code: m04-x03-00216, hsn: 85353090 , 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 center 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 item code: m04-x03-00219, hsn: 85353090 , isolator for 145kv, disconnector # additional data: 3 pole, 145kv, 800a, 40ka for 3 sec, with al main blade, horizontal center break parallel mounting, mechanically gang operated, without earth switch, 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 item code: m04-c04-00404, hsn: 85353090 , scope of work , installation of disconnector with es dismantling of existing isolator and installation, testing, commissioning of new isolator on existing structure. , installation of disconnector without es dismantling of existing isolator and installation, testing, commissioning of new isolator on existing structure. , gst, if any