supply of power transformer 33 kv, 500 kva, isi marked, as per conforming is:1180(part-i): 2014 with latest,power transformer 33 kv, 500 kva, isi marked, as per conforming is:1180(part-i): 2014 with latest,,power transformer 33 kv, 500 kva, isi marked, as per conforming is:1180(part-i): 2014 with lates t, energy efficiency level 3 & bee star rating - 3, including testing, input voltage - 33 kv & output voltage - 415 v , no load voltage ratios - 33/.433 kv, core material - crgo as per is:3024 latest, winding material of transforme r copper & foundation mounted type, vector group dyn-11, noise level - 48 db, tank cover bolted type with radia tor fins, cooling onan type, transformer body material used mild steel, insulating oil to be used as per is:335 in tank with sufficient qty. with tap changer off circuit externally operated switch with mechanical interlocking dev ice & position indicator, tapped positions 7 no with off position, temperature indicator & non return valve with d rain cum sampling valve, with proviso of cable end box on lv side, warranty of transformer 48 months of commi ssioning material of rating plate - anodized aluminum with engraved marking of central govt. lab report for type test internal test report & routine test report short ckt with stand report with bis license certificate & star rating certificate enclose in the offer bid. make - kirloskar, crompton greaves, abb tesla or equivalent. [ warranty pe riod: 48 months after the date of delivery ] ]