Amalgamated Pre Cooling Transformer Cum Rectifier Unit (Battery Charger) 200 A, 130 V, Dc For Sg Ac Coaches With Stainless Steel Enclosure For Charging Vrla Batteries Confirming To Rcf Spec. No. Edts.041 (Rev.B) With Icf Amendment No.1, 2 & 3 And Amended As Per Dy.Cee/D S Note No.Md/Dss/Spec/211 Dt.11.09.2001. However, The Firms May Quote For Latest Specn./Drawing With Amendment If Any Issued By Rdso/Icf/Rcf