Providing Of Operation And Maintenance Services Of Power Generator(dg-set) - Package 1 - O&m Service With Operational And Maintenance Manpower; Annual Maintenance Contract For 10nos 140kva To 250kva Dg Sets Installaed At Dae Townships Kalpakkam And Anupuram During The Year 2027 To 2028..,operation And Maintenance Services Of Power Generator(dg-set) - Package 1 - O&m Service With Operational And Maintenance Manpower; Annual Maintenance Contract For 2nos 320kva Dg Sets Installaed At Dae Townships Kalpakkam And Anupuram During The Year 2027 To 2028; Upto 500 ..,operation And Maintenance Services Of Power Generator(dg-set) - Package 1 - O&m Service With Operational And Maintenance Manpower; Annual Maintenance Contract For 7nos 380kva Dg Sets Installaed At Dae Townships Kalpakkam And Anupuram During The Year 2027 To 2028; Upto 500 ..