Brushless alternator 4. 5 KW capacity, V- belt driven suitable for transom mounting end 110V DC, Train lighting system as per RDSO specification RDSO/ PE/ SPEC/ TL/ 0054- 2003 ( Rev.- 0 ) with Amdt. 1 and 2 with scope of supply includes:- ( a ) 4. 5 KW alternator complete with alternator pulley- 01 No. ( b ) Rectifier cum regulator unit- 01 No. ( c ) Deep groove axle pulley- 1 No. ( d ) Rubber pad- 02 Nos. ( e ) Safety chain- 02 Nos. ( f ) Suspension hanger pin complete with hardware- 01 set. ( g ) Belt tensioning device complete as per RDSO Drg. No. SKEL- 3940, sheet 1 Alt- 5 and sheet 2 Alt- 5- 1No.