supply of electromagnetic type voltage transformer with insulatorselectromagnetic type voltage transformer with insulators,supply of hermetically sealed, outdoor, oil cooled, single phase, single pole insulated, electromagnetic type voltage transformer with insulators having a creepage distance of 25 mm / kv i.e. 6 125 mm (min) ratio: 220 kv/ v3 110 v/ v3 -110 v/ v3 winding - 1 winding - 2 rated burden 10/10 va accur acy class 0.2 voltage factor 1.2 continuous & 1.5 for 30 seconds system condition 220 kv; effectively eart hed system insulation level 460 kvrms/1050 kvp, frequency= 50 hz applicable standard is:3156:1992 or l atest. [ warranty period: 30 months after the date of delivery ] ] => limited