Measuring Power Quality: Tiers of Protection


Tier 0: Basic Data Center   

Tier

9's of Availability

Downtime

Customer Value

Typical Solution

 

 

 

 

 

Tier 0

(3)

8.77 hours

Product Hardware investment

TVSS

 

99.9%

 

 

 

         

Tier 1: Typical UPS System Basic Data Center

Tier

9's of Availability

Downtime

Customer Value

Typical Solution

 

 

 

 

 

Tier 1

(4)

53 min.

System critical to business

Redundant UPS

 

99.99%

 

 success increase uptime

 Single Bus

         

Tier 2: Redundant Components Data Center 

Tier

9's of Availability

Downtime

Customer Value

Typical Solution

 

 

 

 

 

Tier 2

(5-6)

53 min. - 31.6 sec

System critical to business

Redundant UPS

 

99.999%

 

 success increase uptime

 Single Bus

         


Tier 3: Concurrently Maintainable Data Center
 

Tier

9's of Availability

Downtime

Customer Value

Typical Solution

 

 

 

 

 

Tier 3

(6-7)

31.6 sec - 3 sec

System critical to business

Redundant UPS

 

99.9999%

 

 success increase uptime

Separate Bypass

       

 Path Dual Bus


Tier 4: Fault Tolerant Data Center

Tier

9's of Availability

Downtime

Customer Value

Typical Solution

 

 

 

 

 

Tier 4

(7-8)

3 sec - .3 sec

The system is the business; uptime

2x Redundant UPS

 

99.99999%

 

is competitive advantage

Dual Bus

       

 


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