supply of starter battery charger.starter battery charger., starter battery charger suitable for lead acid battery of 24 volt, 290ah required for 500 kva dies el alternator set of lhb power car, input voltage 230 v ac, 50 hz, current 11 a ( rated load ) , output 27 v dc, current 50 a, confirming to rcf specification no. edts- 106 rev-0, amendment- 1 & 2, corr. 1 or latest. note: this item is reserved for procurement from rcf or any railway approved vendor list for this item.note: firm sho uld supply proof of purchase from oem or authorized dealers only. firm should supply test certificate & guaranty certificate along with supply of item. [ warranty period: 30 months after the date of delivery ] => limited