supply of feeder contactor, current rating 200 s, voltage rating 750v ac main pole: 4 nos., aux contact: 2no + 2nc, control voltage-380-415v ac with surge suppressor for net-1 & net -2 in sbcof lhb ac coaches confirming to item no. 57 & 58 of bom of rdso specification no. rdso/pe/spec/ac/0184-2015 (rev-0). [ warranty period: 30 months after the date of delivery , feeder contactor, current rating 200 amps, voltage rating 750v ac main pole: 4 nos., a ux contact: 2no + 2nc, control voltage-380-415v ac with surge suppressor for net-1 & net -2 in sbco f lhb ac coaches confirming to item no. 57 & 58 of bom of rdso specification no. rdso/pe/spec/ac/0 184-2015 (rev-0). [ warranty period: 30 months after the date of delivery [ warranty period: 30 mo nths after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitt ed: max 8 lacs ] ]