DRAINING, CARRIAGE AND FILLING OF TRANSFORMER OIL AT 220 KV SUB-STATION MOTIRAM ADDA, GORAKHPUR

Amount

Shifting of 20 KL oil tank from 400 KV S/S Gorakhpur switchyard to 20 MVA Transformer plinth at 220 KV Sub Station Gorakhpur- II.

Drain out of transformer oil from 240 MVA Transformer Main tank into empty oil drums at 400KV S/S store (Qty. approx-11 KL).

Safe Carriage of transformer oil filled in 209 Litre oil drums from 400KV S/S Gorakhpur store to 20 MVATransformer site at 220 KV S/S Gorakhpur-II

Drain out of complete Transformer oil from 20 MVA Transformer's Main tank into empty oil drums and stacking at proper place of 220 KV S/S Gorakhpur- II store site.

Slugs cleaning of 20 MVA Transformer from Bottom of 20 MVA transformer Main tank then flushing of 20 MVATransformer Main tank with hot Transformer oil through centrifusing machine.

Create the vacuum inside the 20 MVA Transformer before filling the Transformer oil including vacuum standing test for 24 Hrs.

Refilling of Transformer oil from 20 KL oil tank into 20 MVA Transformer Main tank.

R.T.K POWER ENGINEERS (BID ID -5072059)

Versha and Brothers (BID ID -5069713)

S.S. TRANSMISSION AND CONSTRUCTION COMPANY (BID ID -5071965)