Supply Of Set Of Twin Beam Head Light Assembly With 24V Halogen Lamps As Per Rdso Specification No.Elrs / Spec / Pr / 0024 ( Rev-1 : Set Of Twin Beam Head Light Assembly With 24V Halogen Lamps As Per Rdso Specification No.Elrs / Spec / Pr / 0024 ( Rev-1 Sept2004 } Amendment No.1 And Dc-Dc Converter ( 400W ) As Per Rdso Specification No Elrs / Spec / Dc-Dc Converter / 0021 { Rev-1- Sept-2004 } Amendment No.1 For Electric Locomotives. Set Consist Of 02 Nos Twin Beam Head Light Assembly & 01 No Dc-Dc Converter. Note: Provide Separate Crowbar Circuit With Capacitor For Both The Converters In Dc-Dc Converters. [ Warranty Period: 30 Months After The Date Of Delivery ]