Class 3 Datacenter

marvinq

Guppy
This might be a dumb question, but what exactly is a class 3 datacenter? Is there such a thing as a class 2 datacenter? What are all the classes?

A client whose data I plan to store with JodoHost is asking I'd like to be prepared with an answer. Thanks in advance.

Marvin
 
Tier I
Single path for power and cooling distribution, no redundant components, 99.671% availability.

Tier II
Single path for power and cooling distribution, redundant components, 99.741% availability.

Tier III
Multiple power and cooling distribution paths, but only one path active, redundant components, concurrently maintainable, 99.982% availability.

Tier IV
Multiple active power and cooling distribution paths, redundant components, fault tolerant, 99.995% availability.
 
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