supply of brushless alternator of 25 kw capacity, 110/130 volt dc, v- belt driven on both ends co mplete with deep groove `v belt alternator pulley, axle pulley, poly chloroprene rubber pad, safety ch ain, belt tensioning arrangement suitable for use on 110 v, dc air-conditioned coaches conforming to rdso specn no. rdso/pe/spec/ ac/0056-2004 (rev 0) with amendment no. 1. and without rectifier c um regulator unit [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ] dbrt workshop depot, nfr assam 8.00 numbers