supply of railway carriage fan 140 v ac voltage range 98-168 v ac, 50 hz, fixed type 450 mm sweep conforming to is: 6680-1992 , railway carriage fan 140 v ac voltage range 98-168 v ac, 50 hz, fixed type 450 mm sweep confor ming to is: 6680-1992 with annexure - h of dec. 2005 and as per rdso specification no. rdso/pe/spec/tl/0050- 2010 (rev.1) and crash worthy guard as per icf drawing no. icf/sk 3-7-6-026- 2010 (alt. b) col.ii (ms) and frp b lade as per rdso drawing no. rdso/pe/sk/tl/0123-2009 with deep drawn body (caracas) and silver ash colour. make: s.p.j. industries, saria industries, light engineering, vidisha electricals or their authorized deal ers only to quote with documentary evidence. [ warranty period: 30 months after the date of delivery ] ]