PVC INSULATED UNSHEATHED SINGLE CORE MULTI STRAND ALUMINIUM CONDUCTOR Cable for voltage up to and including 1100 Volt to be used for wiring of NON AC Coaches, Size- 35 mm sq ( 7/ 2. 50 MM ) CONFORMING TO RDSO SPECN NO- RDSO/ PE/ SPEC/ TL/ 0027- 2002 ( Rev- 0 ) with Amndt N0- 1