Data Center Continuous (DCC) Ratings

By David Matuseski

A comparison of DCC ratings, ISO definitions and Uptime requirements

While Uptime Institute references the ISO8528-1 definitions for generator ratings in their publication Tier Standard: Topology,they do not require the use of these definitions for generators to meet the Tier III and Tier IV requirements, as described in the same publication. A more cost-effective and reliable generator rating that meets the Tier III and Tier IV requirements can be achieved when the generator manufacturer develops ratings specifically for data center applications.

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