Replacement of damaged wornout parts of 250 KVA Electrical Transformer along with allied works at LIS Lower Malpur and Replacement of worn out parts of 215 H.P ATS of pumping unit no.3 along with allied works of LIS Gurah Pattan

Replacement of damaged/wornout parts of 250 KVA Electrical Transformer along with allied works at LIS Lower Malpur.

Job includes dismantling of the transformer from HT and LT connections, lifting and lowering of the transformer from the platform on the ground with help of crane and manual labour and then shifting of the transformer to the workshop with help of mechanical transport. Job also includes opening of the top cover and taking out the old burnt/damaged copper coils from the casing of the transformer and then providing and fixing of new Aluminium HV coils-12No.s & LV coils-03nos. Job also includes removal of old damaged HT Bushes-03 nos. & LT Bushes-04nos, damaged insulation, rubber gasket & providing and fixing of sundry items, new bush rods. Gaskets, internal insulation sleeves and tapping & then lowering of coils inside the sump of the transformer. Job also includes draining out the old T Oil from the transformer and heating to demoisturize it completely, cleaning and de-mosturising of the transformer casing, providing and filling of fresh transformer oil (approx.250 lts) along with heat treated old T-oil. Re-fixing the top cover with nuts and bolts of appropriate size and then loading and back shifting of transformer from workshop to site by means of mechanical transport and then mounting it on the platform with the help of crane, fitting at the appropriate place and then making connections on the HT and LT lines. Job also includes providing and fitting of aluminum thimbles on LT cables, testing the continuity of each phase and securing all connections. Complete job includes cost of material including rebate on old copper scrap, labour charges, tools & tackles charges required during the execution of repair works of the transformer and hiring charges of the crane.

Rebate on Old Parts

Replacement of worn out parts of 215 H.P ATS of pumping unit no.3 along with allied works of LIS Gurah Pattan

Job includes complete dismantling of starter, washing of all parts by recommended chemicals to decarbonize the parts due to flashing. Replacement of the burnt/damaged parts of starter and providing/fitting of new parts by way of rewinding of 2-no.s copper coils of the ATS. Filling the demoisturized T-oil in the tank and topping up with fresh 35 ltrs of T-oil. Reassembling all the parts of the starter. Shifting back starter coils to the site, complete reassembling of the starters at the LIS re-installation and making all the cable connections with the starters. Testing of the ATS for smooth running of the pumpset. Complete job includes cost of material including rebate on old copper scrap, labour charges, tools & tackles charges required during the execution of repair works of the ATS.

Rebate on Old Parts

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS

NATIONAL ELECTRO-MECH COMPANY

M/S RAGHUNATH MECHANICAL AND ELECTRICAL ENGINEERING WORKS