The tier 3 data center
specifications require that
each UPS be connected to a
single distribution box for
concurrent maintainability.
Source
• https://www.techopedia.com/definition/29859/tier-3-data-
center
• https://www.ovh.com/ca/en/dedicated-servers/
• http://www.sifytechnologies.com/data-center-powerhouse/

What is a tier 3 data center