supply of supply erection, testing and commissioning of igbt base constant current / constant voltage static battery chargersupply erection, testing and commissioning of igbt base constant current / constant voltage static battery charger, supply erection, testing and commissioning of igbt base constant current / constant voltage static battery charger / discharge panel of type-2 with no of cells to be charged is 22-56 nos, output voltage:155v, output voltage variation 40 to 155v, output current: 22a to 220a with regeneration discharge for 1100ah batteries as per rdso spec.no.rdso / pe / spec / ac / 0008 ( rev-2 ) april.2010 or latest. [ warranty period: 30 months after the date of delivery ] => limited