Tender For 5 kva inverter working on 110v dc input and 230 v single phase ac output, underslung mou nting type, confirming to rcf spec no. edts-032 (rev-a) or latest with annexure to note no. md/dss/spec/ 211 dt-25.05.2004. test certificates must be submitted along with supply of material. [ warranty period: 30 months after the date of delivery ]