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Hong Kong iTech Tower Data Centre


Physical Infrastructure

  • Gross area: 11,829 m² (127,331 ft²)
  • Computing area: 5,760 m² (62,000 ft²)
  • Office area: 1,000 m² (10,760 ft²)
  • Floor loading: 12 kN/m²
  • Slab to slab height: 5.1m
  • Raised floor (with anti-static coating): 700mm
  • 2 x Passenger lifts and 1 x Cargo lifts (able to load 3 tonne)

Power Capacity Briefs

  • N + N redundancy on incoming power supply
  • Mains power supplied via 2 x 11 KV dedicated transformers
  • Diverse A & B supply, distributed at 380 V via bus-bar system throughout up to 1.5MW of power per floor plate
  • Power and cooling are supported by up to 8 x 1.8MVA diesel generators
  • On-site diesel tanks (45,000litres) support 24 hrs at full capacity with 24 hr, 24 x 7 fuel delivery callout in place
  • Floors by floor UPS configuration options: N+1 or N + N. Battery reserve typically 15 minutes
  • Installation of arresters and surge-absorbers

Fire Detection and Suppression

  • Analog addressable fire detection system for the whole facility (smoke & heat)
  • Very Early Smoke Detection Apparatus (VESDA) in computing floors and plant areas
  • Pre-Action, Dry Sprinklers
  • Dry Risers to all Floors
  • Smoke & Gas Clearance System to each Floor
  • CO2 gas extinguishers at strategic places

Security Control

  • Automated Security access control
  • 24 x 7 security guard on-site
  • Surveillance cameras
  • No windows on lower DC floors

Water Leakage Protection

  • Separation of cooling equipment zone
  • Separation of water piping routes
  • Water leakage detectors
  • Water proofing and water levees

Controlled Cooling Environment

  • Minimum N+1 central air conditioning system
  • Temperature in technical space maintained at 22 C° (+/- 2 C°)
  • Power and Humidity range of 50% (+/- 10%) within computing area
  • Closed control units provide conditioned air to computing area
  • Dual chilled water distribution pipe work

Telecommunication Facilities

  • Carrier neutral
  • Dual and independent telco risers
  • 2 dedicated Meet Me Rooms (MMR) to provide diversity
  • 2 diverse cable entry points with lead-in duct laid underground
  • Multiple connection points to each suite
  • Excellent connectivity with many prime POPs located within the MMRs
  • Dual IT riser duct dedicated for infrastructure & interconnection
  • Structured cabling