bids are invited for item title1 - replacement of 1 kg silica gel breather metal body type , item title2 - replacement of transformer oil 120 ltr , item title3 - 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 , item title4 - breakdown voltage test transformer and oltc before and after test 4x2 i.e 8 nos , item title5 - acidity test transformer and oltc before and after test 4x2 i.e 8 nos , item title6 - testing of buchholz air relay testing 2 transformers , item title7 - olts servicing drainage of old oil 210 ltrs, moving, fixing contact alignment, rolling contact testing in servicing. carbon rust cleaning and refitting the same , item title8 - 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 , item title9 - transformer h. t and l. t cable box ht and lt cable megar testing , item title10 - transportation to bring testing kit to the site to and fro, and site halting charges , item title11 - earth electrode testing , item title12 - lt acb servicing and testing charges , item title13 - ht vcb incoming outgoing transformer 1 and 2 serving and testing , item title14 - auxiliary relay testing , item title15 - high speed tripling relay test total quantity : 1994