Data Centre Tier Rating
Our Tech4tress Facilities comply with Tier III+ & Tier IV standards.
Data Centre Tier classifications as defined by the Uptime institute
| |
Tier I |
Tier II |
Tier III |
Tier IV |
| Building Type |
Tenant |
Tenant |
Stand-alone |
Stand-alone |
| Staffing |
None |
1 Shift |
1+ Shifts |
"24 x 7 x 365 |
| Useable for critical load |
100% N |
100% N |
90% N |
90% N |
| Initial build-out Gross Watts per square foot (W/ft2) |
20-30 |
40-50 |
40-60 |
50-80 |
| Ultimate Gross W/ft2 |
20-30 |
40-50 |
100-150 |
150+ |
| Class A Uninterruptible Cooling |
No |
No |
Maybe |
Yes |
| Support space to raised floor ratio |
20% |
30% |
80%-90+% |
100+% |
| Raised floor height |
12" |
18" |
30-36" |
30-36" |
| Floor loading Ibs/ft2 |
85 |
100 |
150 |
150+ |
| Utility voltage |
208.480 |
208,480 |
12-15KV2 |
12-15KV2 |
| Single points of failure |
Many +
Human Error |
Many +
Human Error
|
Some +
Human Error
|
None + Fire and EPO |
| Annual site caused IT downtime |
28.2 Hrs |
22.0Hrs |
1.6Hrs |
0.8Hrs |
| Representative site availability |
99.67% |
99.75% |
99.98% |
99.99% |
| |
|
|
|
|
Find out more by contacting our sales representatives or complete an enquiry form
|
