supply of 4.5kw brushless alternator including rectifier cum regulator along with belt tensioning device for 110v dc train lighting system as per rdso specn no.rdso / pe / spec / tl / 0054-2003 rev 0 with amendment no.1&2. each set consists of ( a ) one alternator with 2nos of safety chains ( b ) one alternator pulley with securing nut & locking arrangement ( c ) one rectifier cum regulator ( d ) crimping socket for alternator and regulator for outgoing / incoming cable ( e ) one tensioning gear assembly ( f ) one langer pin to suspend the alternator ( g ) one axle pulley, 2nos rubber pads and fasteners etc ( h ) one instruction manual. [ warranty period: 30 months after the date of delivery ] mech stores depot-ubl, karnataka 81.00 set