Testing of transformer oil sample of various 400/220kv icts, 220/132kv t/fs, 132/33kv t/fs and reactors installed at various 400kv, 220kv and 132kv sub stations

Const. of addl. 20 mva 132/11 kv transformer plinth, 1 no. 40/50 mva 132/66 kv transformer plinth and allied civil works at 132 kv s/s tarn taran.

Services for installation of 160 mva transformer at 220kv gss sheo and 132/33kv 50 mva transformer at 220kv gss sheo and 25 mva transformer at 132kv gss sata such as erection work air dryer and oil filtration work

Special estimate for augmentation of 132 kv substation bhattu kalan from 1x20/25 mva, 132/33kv plus (1x10/16 plus 1x16/20) mva, 132/11kv t/fs to 2x20/25 mva, 132/33kv plus (1x10/16 plus 1x16/20) mva, 132/11kv tfs at 132kv s/stn. bhattu kalan by hvpnl

Various construction of 1 no. 220 kv and 1 no. 132 kv feeder bay alongwith transformer foundation for addl. 200 mva 220/132 kv transformer at 220 kv s/s birsinghpur.

Upgradation of existing 220/132/33kv gis at khumtai to 400kv level with transformation capacity 2x500mva

Augmentation of existing 16/20 mva 132/33 kv t/f to 40/50 mva 132/33 kv t/f t-2 at 132kv s/stn. newal.

Special estimate for augmentation of 132 kv s/stn. jakhal from 1x20/25mva, 132/33kv plus (1x16/20 plus 1x10/16) mva, 132/11kv t/fs to 2x20/25mva, 132/33kv plus (1x16/20 plus 1x10/16) mva, 132/11kv t/fs for the year 2025-26.

Supply, erection, testing and commissioning of lot-i (i) 2nd circuit stringing (28 km) on existing 132kv dc/sc line from 132/33kv ss ayyagaripally to 132/33kv ss nellikuduru (ii) 1no. 132kv bay at ayyagaripally ss and (iii) 1no. 132kv bay at nellikuduru ss in mahabubabad district and lot-ii (i) 2nd circuit stringing (5.2 km) on existing 132kv dc/sc line from 132/33kv ss kamalapur to 132/33kv ss nv puram (ii) 1no. 132kv bay at kamalapur ss (iii) 1no. 132kv bay at nvpuram in mulugu district on turnkey basis.

Erection of new 132/33kv 40mva t/f-iii along with 132kv hv bay and 33kv lv bay and other associated works