Tender For bid to ras annual repair and maintenance of sub station : : - replacement of 1 kg silica gel breather metal body type , replacement of transformer oil 120 ltr , labor charges only for indoor 400 kva transformer and oltc stream line high vacuum oil filtration and dehydration of site off load 3 circulation 700 plus 210 ltr i.e 910 ltr x 2 i.e1820 ltr , breakdown voltage test transformer and oltc before and after test 4x2 i.e 8 nos , acidity test transformer and oltc before and after test 4x2 i.e 8 nos , testing of buchholz air relay testing 2 transformers , olts servicing drainage of old oil 210 ltrs , moving , fixing contact alignment , rolling contact testing in servicing. carbon rust cleaning and refitting the same , transformer buchholz relay and pipeline planch oil leakage arresting drainage of old oil , new gasket fixing oil leakage arresting refitting the same. topping of oil level , transformer h. t and l. t cable box ht and lt cable megar testing , transportation to bring testing kit to the site to and fro , and site halting charges , earth electrode testing , lt acb servicing and testing charges , ht vcb incoming outgoing transformer 1 and 2 serving and testing , auxiliary relay testing , high speed tripling relay test
Tender For design, supply, installation, commissioning of vacuum system along with dismantling, shifting and installation of medical gas pipeline system at unb and chest building of nrs medical college and hospital, kolkata of west bengal