Repair/ replacement to damaged worn out parts of 630 KVA Electrical Transformer along with allied works at LIS Gurha Pattan.

Repair/ replacement to damaged worn out parts of 630 KVA Electrical Transformer along with allied works at LIS Gurha Pattan.

Repair/replacement to damaged wornout parts of 630 KVA Power distribution transformer installed at LIS Gurhapattan by way of disconnecting of the HT/LT supply/connections of 630 KVA electric transformer. Lifting up the damaged transformer from the installed position with the help of crane and manual labour and loading in Mechanical transport and shifting to workshop. The work shall be carried by skilled labour and every care should be taken to avoid any damage to transformer and other installations. Dismantling /disconnecting the connection of HT bush set, LT bush rod and core. Draining out all transformer oil from its chamber. Scratching the old and damaged core sheet and other internal connection by using special tools and tackles. Extracting out core of transformer using gas cutter there by dismantling each limb of copper wound HT coil, extracting HT coil and its damaged insulation. Servicing /cleaning and flush the oil tank by using chemical to clean all carbon deposit and plugging of leakages with welding and new complete painting of the transformer. Providing and fitting of new HT coils-12nos-(220 Kgs approx) and reconditioning of LT coil - 3nos. The HT coil is fabricated out of enameled copper wire of requisite gauge. Placing of wounded HT coil on LT coil leg and than making of internal connection of coils to make connection on LT/HT side and fitting of core. Placing the core/coils in the oven for removal of moisture for getting the requisite megger value. Providing and fitting of HT & LT bush and bush rods, silicate breather, set of gasket, oil level gauge, LT terminal plate, sundry items of insulations Complete assembling of transformer and filling of new transformer oil approx-400lts and testing on no load. Shifting of the repaired transformer from workshop with the help of crane and mechanical transport and unloading at site with crane and manual skilled labour. Connecting the HT & LT connections and testing it on no load and on full load as well. Complete job includes the cost of material, labour, transportation, hire charges of crane, taxes etc.

Rebate on Old Parts

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS (BID ID -2376252)

NATIONAL ELECTRO-MECH COMPANY (BID ID -2375888)

PERFECT ELECTRICAL WORKS