Replacement of 11KV HT cable with HT joint kits, rewinding of Transformers, Damaged AB switch and HG fuses with associated works at BTS site KONKARDA, DHORAKOTE,BELAGUNTHA, BHIKAPADA, DADULANDA, BUDHAKARADI and TARASINGI under Berhampur BA.

Liaison with different units of the supply authority i.e. Division/Sub Division/Section offices/MRT office/E & MR office and field staff etc. for obtaining shut down of 11KV line/LT Line, breaking of meter seal if required to carry out the repairing and maintenance works of the Sub Station and re-energization, testing etc. as required.

To carry out minor repairing works such as fixing/post insulators/LAs, jumper wires, LT side cable, LT side switch gears, etc.

To carry out major repairing works such as rewinding/ replacement/ repairing & overhauling of Transformer, AB switch, DO fuse unit, replacement of HT cable and its end terminations or any other major repairing works of the DP structure & associated overhead lines.

Thorough servicing of AB Switch, adjustment of bearings, male/female contacts, lubricating of moving items i/c replacement of minor defective parts like nuts, bolts, clamps, wire braided copper strips and checking the functional operation, etc. as required.

Replacement of the following defective spare parts of the transformer substation by new one i/c fitting, connection etc. as reqd.

Male contact and Female contacts made of hard drawn copper for 200 Amps air break switch with wire braided strip etc. comprising of 3nos per set.

Porcelain Post Insulator with minimum creepage distance 25mm per KV minimum tensile strength 15KN for 200Amps 11KV AB switch/ HG fuse unit/DO fuse units with all accessories.

Replacement of damaged and unserviceable AB switch by new one of following type, 11 KV, off load, single break, triple pole, horizontal rotating type, air break switch having 2 nos. post insulator per phase complete with galvanized channel iron base, arcing horns, 32 mm dia. 6mtr / 7mtr. long GI pipe, tinned copper wire braided flexible earthing wire & operating handle with locking arrangement etc. complete as required.

Having Polymeric post insulator, 200A rated outdoor type AB switch, service voltage /rated voltage -11KV rms/12KV rms, 50 Hz, rated short time current 16KA for 1 sec. as per specifications.

Dismantling of faulty and damaged AB switch from the DP structure i/c cutting the base channels/bolts etc. complete as required. (The dismantled faulty & damaged AB switch may be retained by the agency)