Re-advertisement: Quotations are hereby invited for service and maintenance of four (4) emergency back-up generators located in various areas as detailed in the RFQ. Scope of work: Overview of emergency back-up generators: • 200kVA - Perkins GCB300 1300 Series; • 250kVA - Perkins GCB330 1300 Series; • 630kVA - Volvo Penta TWD1643GE; • 800kVA - Perkins DGDF6002. (Tender №117884442)