tender for installation of nitrogen injection fire protection system (nifps) on aditya make 220/132kv 200mva transformer at 220 kv substation sahupuri under electricity transmission division-iii sahupuri - fire survival cable 4 core 1.5 square mm 3 frls cable armoured 4 core 1.5 square mm 4 ms pipe 25 nb 5 ms flange 25nb 6 ms bend 25nb 7 gasket for 25nb 8 bellow for 25nb 9 ms pipe 125 nb 10 ms flange 125nb 11 ms bend 125nb 12 gasket for 125nb 13 bellow for 125nb 14 ms pipe 50 nb 15 ms support plate 16 ms u clamp 5 17 ms u clamp 1 18 hardware (m12x40) 19 hardware (m16x60) 20 air release valve with plug 21 petson butterfly valve above fec (125nb) 22 o ring for petson butterfly valve (125nb) 23 signal box 24 regulator sub-assembly 25 fire detector assembly 26 fd rain guard 27 fd bracket 28 hose pipe 1/4 29 hose pipe 3/8 30 stem actuated valve assembly 31 transformer conservator isolation valve (tciv) 32 nitrogen cylinder 68ltr water capacity (with nitrogen) 33 indication lamp red 110v dc 34 indication lamp green 110v dc 35 hooter (audio/visual) 110v dc 36 installation and carraige 37 reinstallation and recommissioning of ctr make nitrogen fire protection 38 freight and carriage