Work

Following Work to be camed out at 220 KV sub station Gomti Nagar For attending oil leakge of 60 MVA Areva make T/F by Gasket replacement , painting and other associated work

Draining out of oil from 60 MVA 220/33 KV T/F upto requiered level and Filling in to empty drum/ tank work including arrengement of pipe and pump as per requirement for satisfactory completion of work

Dismantling of 60 MVA , 220/33 KV T/F from HV/LV side bushing all pipe lines , conservator tank radiator , bucchoiz relay headers .tap changer ,turrets OLTC pipe lines,including opening of jumpers from HV/LV bushing

Replacement (provide and fixing ) of all gaskets by new gasket including the Top cover , bushing . Turret (if available ),all pipe lines , radiator valve ,insepction cover .OLTC Tank etc of T/F as per existing size made of rubberized cork sheet kotika/Turboze/Nu-cork brand grade 07.

Cleaning and Flushing of T/F main tank by hot oil removing of sludge from the bottom of main tank create the vacuum inside the T/F tank and maintain it for 24 Hrs

Erection of 60 MVA T/F of HV/LV side bushing turrets, radiator , conservator tank , buchhoiz retay etc and connecting all pipe lines including jumpering of HV/LV nushing .

Creating of vacuum inside the main tank for period for 24 Hrs step by step in 60 MVA T/F

Filling of Oil in oil tank and its centrifuging upto required BDV

Centrifusing of complete T/F oil (39500 Ltr) in T/F by connecting centrifusing pipe circulating the T/F oil through centrifusing machine and taking the periodically BDV value upto achieving of required value

Spray painting of 220/33 KV 60 MVA T/F ( Areva make ) including complete spray painting of main tank /OLTC consevator tanks ,radiators, headers,associated pipelines , structure marshalling box . Driving mechanism box etc of T/F by applying 1 coat of red oxide primer 1st and then applying two coats of Admin/dark grey colour 1st quality synthetic enamel paint of Asian/Berger/Nerolac make at proper inteval each with the help of spray machine after due rubbing and cleaning of rusted surface , cleaning and washing of dust/dirt/oil deposits from the surface.

Spray/brush painting of following mulsifyre pipe line rings of 220/132 KV 60 MVA T/F (Areva make ) with one coat of red oxide primer and two coats of standard make post office red 608-4 synthetic enamel paint of good quality after cleaning rudt & oily surface

Mulsifyre water pipeline of 80mm Dia

Mulsifyre water pipeline of 110mm Dia

Mulsifyre water pipeline of 160mm Dia

Spraying 1 coat painting of mulsifire air pipeline ring of 220/33 KV ,60 MVA T/F Areva make by applying one coat of red oxide primer 1st quality and then 2 coats of standard make blue colour synthetic enamel paint of 1st quality adter cleaning rust dust.

Safe carriage of 20 KL Transformer oil Tank from any Transmission substation in Lucknow including loading and unloading (approx distance 25-40 Km)