supply of transformer for tfbc-10 amp to irs s.89/2013 etc.transformer for tfbc-10 amp to irs s.89/2013 etc.,transformer for tfbc-10 amp to irs s.89/2013 ver. 1.0 along with holding bracket & fixing accessories transformer as per rdso specification irs-s-89/2013 ver. 1.0 transformer used shall be impr agnated and shall be of natural air cooled type and shall be confirm is:6297(part-i)- 1971 or latest class-f f or higher grade insulating material as per is:1271-1985 or latest and polyster enameled copper winding wir e confirming to is:13730 (pt-3):2012 or latest shall be used for winding transformer.lnput voltage -0-90-10 0-110 v ac output voltage- (0-3.8-5.54-6.92-8.31)+/-0.2v auxiliary winding voltage 15.24(+/-2) v, voltage regulation less than 5%, voltage current less than 10% of the full load current along with holding bracket a nd fixing accessories. note:- (1) dp 02-03months (2)part supply & part payment allowed. (3) inspection by tpi. [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ]