Replacement work of existing porcelain disc insulator strings by silicon rubber housed composite insulator (120 kn suspension type) for 400 kv s/c ratangarh-stps ckt 1st and ckt 2nd at suspension towers

Replacement of existing clr polymer insulators with new clr polymer insulators in suspension towers in 400 kv mainpuri ballabhgarh 2 transmission line under the jurisdiction of tlm offices of powergrid at mainpuri and aligarh

Replacement of old porcelain disc insulators with new porcelain disc insulators on 220 kv hpr- ktps line from tower loc no.01 to 292

Replacement work of disc insulator string 0f 220 kv dooni kota pgcil line from loc no. 01 to 262 and 220 kv dooni jaipur south pgcil line from loc. no. 263 to 293

Replacement of existing porcelain disc insulators by silicon rubber housed composite polymer insulator (70kn suspension type) for 220 kv ratangarh sikar (pgcil) ckt-i and ii at suspension towers between loc 1/0 to 80/0 on labour contract basis

Renovation of 220 kv idukki new pallom feeders by replacing porcelain disc insulators with composite polymer insulators and providing double tension double suspension strings at road and river crossings under line maintenance section moolamattom

Replacement of existing deccan make polymer insulators with another make insulator at tension towers of di portion of 765 kv gaya ballia line

Supply of 110kv ,5kn jumper post silicon rubber housed long rod composite polymer insulators for the upgradation of edappon - kozhencherry 66 kv line to 110kv

Supply of 110kv ,5kn jumper post silicon rubber housed long rod composite polymer insulators for the upgradation of edappon - kozhencherry 66 kv line to 110kv

Work for avoid break down by replacement of carbonized porcelain disc insulator strings with anti-pollution free polymer strings of 132 kv sidcul- roorkee line under 220 kv sub-station sidcul haridwar