Part A: Duvha Transmission Power System Control and Monitoring (TPSCM) Data Centre Building. Building, Infrastructure, Fencing and Security together with the Non-Lethal Energized Perimeter Detection System (NEEDS). Part B: Design, Supply, Install, Test and Commission the Backup Power System for the TPSCM Duvha SOC Building Part C: Design, Manufacture, Supply, develop user documentation, perform testing at Works, Deliver, Install, and Commission the Integrated Physical Security System and Associated Equipment at the Duvha TPSCM Facility