Tier 3 (Tier3, Tier III, Tier three)
A Tier 3 is a high availability data centre designed to be concurrently maintainable, allowing for any planned maintenance activity of power and cooling systems to take place without disrupting the operation of computer hardware located in the data centre. With N+1 architecture, Tier 3 data centre refers to 99.98% service availability.
Secure data halls house government information with classification up to and including Protected, meeting Australian Government Protective Security. N+1 design across all critical elements means that your services will always be available.