|
1 |
Taking down of step Up and down transformer 160KVA after dismentling HT LT |
Taking down of step Up and down transformer 160KVA after dismentling HT LT side cable terminnals earthing connections opening top cover taking out transformer oil transformer core carefully cleaning the sludge and carbon particle from main tank and conservator tank taking out burnt HT LT bush rods and HT LT bushing and reassembling refilling the transformer oil making electrical earthing connections using suitable size of Al Cu lugs after repair replacement of burnt unsv parts including transportation from site to repairer shop and back to site incl testing and recommissioning complete <br> |
1 |
Each Job |
45 |
|
2 |
Gasket set 6 mm thick superior quality on top cover plate |
Gasket set 6 mm thick superior quality on top cover plate of the transformer of any capacity 160 KVA all as specified |
1 |
Each |
45 |
|
3 |
LT Porcelain bushing with brass stud screwed with brass nuts bolts |
LT Porcelain bushing with brass stud screwed with brass nuts bolts and cork washer for transformer of capacity 160 KVA to 200 KVA 415 volts 3 phase 4 wire system all as spd |
4 |
Each |
45 |
|
4 |
HT 11 kV porcelain bushing with brass stud screwed with brass nuts |
HT 11 kV porcelain bushing with brass stud screwed with brass nuts bolts and cork washer for transformer of capacity 160 KVA to 200 KVA all as spd |
3 |
Each |
45 |
|
5 |
Painting of transformer of rating 160 KVA and voltage stabilizer with two coat |
Painting of transformer of rating 160 KVA and voltage stabilizer with two coat of super enamelled synthetic paint of smoke grey colour complete after preparing of old surface by scratching the old paint complete. |
1 |
Each |
45 |
|
6 |
Supply filling and top up with new Transformer oil of electric strength |
Supply filling and top up with new Transformer oil of electric strength more than 40 KV at gap 4 mm confirming to IS 335 1993 complete all as specified and as directed. |
115 |
Per Litrs |
45 |
|
7 |
Filtration dehydration of transformer oil of three phase servo voltage |
Filtration dehydration of transformer oil of three phase servo voltage stabilizer 200 KVA located at Dharati for increasing dielectric strength not less than 45 KV. |
450 |
Ltrs |
45 |
|
8 |
Rewinding of transformer 160 kVA complete using appropriate size of copper |
Rewinding of transformer 160 kVA complete using appropriate size of copper wound wire HT coils all as secified |
40 |
Kg |
45 |
|
9 |
Shifting of transformer from work shop to AF Stn including connecting |
Shifting of transformer from work shop to AF Stn including connecting before the testing and disconnecting after testing all connection complete all as specified. |
1 |
Each Job |
45 |
|
10 |
Material and Labour for arrange temporary power supply through comercial |
Material and Labour for arrange temporary power supply through comercial for the continue supply of the AF Stn. Including necessary temporary connections with HT LT net work shall be contractors own arrangement at no extra cost complete all as specified. |
1 |
Each Job |
45 |
|
11 |
Trimming of tree branches to clear the HT LT OH lines girth span |
Trimming of tree branches to clear the HT LT OH lines girth span of 20 to 30 mtrs approx of tree branches exc 25 mm and not exc 50 mm and stacking the materials where directed to a distance not exc 50 mtr and clearing the site upto entire satisfaction |
25 |
Span |
45 |
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