New Delhi ( CNN ) -- A fire swept through a train passenger car in southern India on Monday , killing at least 32 people , authorities said . An additional 25 passengers were admitted to hospitals with burns , the Ministry of Railways said in a statement on its website . Emergency crews removed the dead and injured from the gutted car of the New Delhi-Chennai Tamilnadu Express at Nellore Station , which is in Nellore District of Andhra Pradesh State , according to officials . An electrical short-circuit is believed to have caused the fire , said B. Sreedhar , the district 's top administrator . But a later posting from the Ministry of Railways said the cause `` is yet to be ascertained . '' Arrangements were made for a special train to carry relatives of affected passengers from Chennai to Nellore , the ministry said . India 's vast rail network , used by hundreds of thousands of passengers daily , has had issues with its safety record . The country reported 93 train crashes during 2010 and 2011 , official figures show . Authorities say that more than 40 % of train accidents happen at unguarded railway crossings . Read more : 15,000 die each year crossing India train tracks .
AP : The number of bodies pulled from the train rises to 50 . NEW : An additional 25 passengers were hospitalized with burns . AP : Ministry of Railways says the ' ` ` is yet to be resolved ''