REPLACEMENT OF COMPLETE GASKET AND OTHER ASSOCIATED WORKS ON 60 MVA -I 220/33 KV GEC ALSTHOM MAKE TRANSFORMER

Amount

Draining of Transformer oil from main tank of transformer to empty Oil tank of 50/20 KL making all arrangement .

Centrifuging of Transformer oil in 50/20 KL Tank at 220 KV Bhelupur with the help of centrifuging high Vacuum plant at site taking the I.R./BDV value of Transformer oil at on interval of 4 Hours as per norms till the desired value of BDV./PPM are obtained . The work include the testing of Transformer oil sample.

Transportation of empty oil tank of 20 KL capacity from 400 kv sarnath distance approximate 25 KMs. Including loading & unloading and again transporting it to 400 KV Sarnath after the completion of work.

Replacement of old & damaged gasket with new Telbows make ruberised corisheet at following T/F including dismantling & assembling of Transformer parts and cost of gasket.

Replacement of top cover gasket involving the work of opening the nut & bolts of top cover plate, lifting the top cover, cleaning the old & damaged gasket and its removal for surface by scratching & cleaning the top surface , 16 mm thick made from corksheet, jointing & punching the hole fitting of top surface , fitting the top plate covers & tightening the nuts & bolts for proper completion of work.

Replacement of HV Bushing gasket complete

Replacement of LV Bushing & LV Neutral gasket

Replacement of HV Neutral Bushing gasket

Replacement of Tertiary Bushing gasket

Replacement of Tertiary cover box gasket

Replacement of OLTC OSR & Bucholz relay gasket

Replacement of OLTC Bucholz drain valves gasket

Replacement of OLTC mechanism tap changer rod gasket

Replacement of OLTC top & bottom gasket

Replacement of OLTC oil level gauge glass & gasket

Replacement of Conservator tank gasket

Replacement of Conservator drain valve gasket

Air release teflon washer of radiators cap and bushing

Replacement of magnetic oil level gauge Gasket

Replacement of Inspection cover gasket at top cover of main tank dia 15"

Replacement of Inspection window gasket at OLTC side main tank wall

Replacement of cable boxes on top cover.

Replacement of PRV gaskets.

Replacement of sampling/ drain valves gasket.

Replacement of oil & winding Temp. packet gasket.

Replacement of Transformer to radiator pipe of size 8" flanges gasket.

Replacement of Transformer to radiators main pipe butterfly valves gasket.

Replacement of circulating oil pump gasket

Replacement of cable connection boxes of circulaion oil pump gasket

Replacement of drain nut of radiators pipes gasket

Replacement of various size gasket situated at various part such as HV bushing to main tank ,breather pipe, equiliser pipe ETC.

Dismantling, servicing of cooling fans including oiling & greasing.

Erection of cooling fans after cleaning

Filling of Transformer oil under vacuum in the Transformer main tank step by step.

Painting of Complete Transformer after proper cleaning by 02 Coat Smoke Gray Paint.

Dismantling of Mulsifyre system.

Erection of Mulsifyre system

RAJ ENGINEERING WORKS

U AND B ENGINEERING WORKS