design, manufacture, supply, erection, testing and commissioning of c and r panels of 132 kv feeders, power transformers and bus coupler for the replacement of existing c and r panels at ubdc power house no.3 stage i. design, manufacture, supply, erection, testing and commissioning of c and r panels of 132 kv feeders, power transformers and bus coupler for the replacement of existing c and r panels at ubdc power house no.3 stage i. , part i : supply , design & supply of 132/11 kv 20 mva and 132/66kv 40/50mva power transformer outgoing feeder control and relay panel with 220 volts dc control supply consisting of over current protection, restricted earth fault protection relays, differential protection relay, necessary auxiliary relays for alarm, indications and trippings ,supervision relays, trip and alarm facia, full control wiring inside panel for 132 kv sf6 spring closing spring tripping circuit breaker including any other item required for full operation of the c&r panel all as per technical specification section iii.1 , design & supply of 132 kv bus coupler control and relay panel with 220 volts dc control supply consisting of distance protection relay , over current protection, earth fault protection relays, necessary auxiliary relays for alarm, indications and trippings ,supervision relays, trip and alarm facia, full control wiring inside panel for 132 kv sf6 spring closing spring tripping circuit breaker including any other item required for full operation of the c&r panel all as per technical specification section iii.2 , design & supply of 132 kv outgoing feeder control and relay panel with 220 volts dc control supply consisting of over current protection, earth fault protection relays, distance protection relay, necessary auxiliary relays for alarm, indications and trippings, supervision relays , trip and alarm facia, full control wiring inside panel for 132 kv sf6 spring closing spring tripping circuit breaker including any other item required for full operation of the c&r panelall as per technical specification section iii.3 , part ii : erection and commissioning , dismantlement, erection, testing and commissioning of the panels of the above stated panels all as per technical specification