Supply and erection of 230 kv outdoor termination kit and structure for new provision of 1 no. 230kv, sf6 breaker (hv-iii) for 230/110kv auto transformer i at 230/110kv trichy substation

Construction of cable duct and laying of 0.35 km, 230 kv single phase 1200 sq. mm xlpe cable for new provision of 1 no. 230kv, sf6 breaker (hv-iii) for 230/110kv auto transformer i at 230/110kv trichy substation

Replacement of existing 110kv sf6 breaker with new breaker in line #4 feeder (110kv vgtps/phase-i - 230kv valuthur ss feeder) at 110kv switchyard

Supply of 12 nos 230 kv normal straight joints and 3 nos 230kv outdoor cable termination kit

Procurement of 90kn polymer insulators (230kv-500 nos. and 110kv-300 nos.) for lines subdivisions in trichy operation circle

Labour charges for dismantling and pulling and placing of existing 80mva,230/110kv auto transformer at kavanoor 230kv ss

Supply testing and complete configuration of candp panel relays and sas for 3 nos 230kv 110kv sub-stations under tandd scheme

Labour charges for dismantling, pull and placing of 50mva,230/110kv auto transformer to the safer side at kavanoor 230kv ss

Supply of 12 nos. 230kv, 2000a, outdoor, sf6 breakers with support structure and other accessories for various eht substations in system operation/trichy

Dismantling of 1 no. of 230kv breaker, 1 no. of 110kv breaker with allied structures and panels from tharamani 230kv ss which has been allotted to vinnamangalam 230kv ss towards provision of 1no. additional100mva at vinnamangalam 230 kv ss.