Providing earth pits lightning conductors at cw vijayawada ii

Providing of 17 nos. new individual dedicated earth pits for each phase of lightning arrestors (las),duly connecting to existing switchyard earth mat of various feeder bays at 220/132/33 kv ss, mahabubnagar (bhoothpur).

Switch disconnect, 4 f5,fuse,415v,switch disconnect, fuse,415v,800a,brkr crct, mccb,800a,550v,tape, adhsv, 25mm,tape adhsv, htbtmn,tester, it 51,dgtl,megger,belt, safety, 1 point 8m,10mm,200kg,flodlght, elec, led,240v,pin insulator,lightning, arrestor,disc insulator

Sitc of 250kva capacity continuous loading outdoor copper wound transformer,provisioning steel tubular pole,erection of steel tubular,brick work with common burnt clay,pdg 15 mm cement plaster,supplying and installaton m.s. cable trays,earthing with g.i. earth plate,providing and fixing g.i. pipe,providing and fixing g.i. strip,supplying and erection of 11 kv triple pole,supplying and erection of two lengths of channel iron,supplying and erection of 11 kv pin insulator,supplying and erection of 11 kv disc insulator,supplying and erection of lightning arrestor,pdg and fixing abc cable,pdg and fixing aluminium ht cables,pdg and fixing shrinkable ht cable,supply of following aluminium conductor armoured cable,supply gland and aluminium lugs,laying of one number xlpe power cable,in the existing masonry,on surface,on cable tray,pdg and fixing fencing,supply fixing fire extinguisher,pdg 6mtr length b class gi pipe pole,erection of metallic pole

Complete repairing and con of 300kva crompton parkinson make, 11kv/550v, 3 phase power transformer to 11kv/440v lightening transformer sl no. 8842 at beldanga unit under pandaveswar colliery, pandaveswar area

Diversification and new installation of 11kv overhead line from ramnagar no. 3 pit to chattadhaora along with drawing of earth wire, lightning arrestors, associated earth pits, concrete jamming of poles and gang operated switch under pandaveswar ug.

Testing of relay transformer earth pit and cable and erection of earth pit lightning arrestor of bhowra south colliery.

Complete repairing/ rewinding of 50 kva, 550v/440v lighting transformer and 3.3kv, 350amps acb of khottadih colliery under pandaveswar area.

Repairing/maintenance of 11kv/550v overhead line at msam colliery, pandaveswar area