Data Centre Consulting,

from end to end like never before…

ANSI / TIA-942

Data Centre Standards Overview describes the requirements for the data centre infrastructure. The simplest is a Tier 1 data centre, which is basically a server room, following basic guidelines for the installation of computer systems. The most stringent level is a Tier 4 data centre, which is designed to host mission critical computer systems

  • Non-redundant capacity components
  • Basic site infrastructure with expected availability of 99.671%
  • Single non-redundant distribution path serving the IT equipment
  • Meets or exceeds all Tier 1 requirements
  • Redundant site infrastructure capacity components with expected availability of 99.741%
  • Meets or exceeds all Tier 2 requirements
  • Multiple independent distribution paths serving the IT equipment
  • Concurrently maintainable site infrastructure with expected availability of 99.982%
  • All IT equipment must be dual-powered and fully compatible with the topology of a site's architecture
  • Meets or exceeds all Tier 3 requirements
  • Cooling equipment dual-powered, including chillers and heating, ventilating & air-conditioning (HVAC) systems
  • Fault-tolerant infrastructure with electrical power storage & distribution facilities with expected availability of 99.995%

The success of a Data Centre project starts with the detailed Design stage

E2E can help with this…



  • Scope
  • Business requirements
  • Budget to build/run
  • Feasibility of project
  • Project team
  • Select vendors
  • Freeze design


  • Project management
  • Test/commission
  • Audit
  • Training & assessment
  • Hand-over


  • Maintenance
  • Monitor
  • Training
  • Adapt
  • Improve


  • Move
  • De-commission
  • Removal/Restore
  • Hand Over (Return)