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About Collectio

Our data centers


Jastrebarsko data center is located 35 kilometers from Zagreb, close to the Zagreb-Karlovac highway. As part of an entrepreneurial zone, there are no elements that would jeopardize the work of the data center at this location, or endanger workers, or company buildings.

Technical characteristics of Jastrebarsko location

  • Total floorspace reserved for IT equipment -1.300 m2
  • SLA availability (Tier3) of 99.982%
  • Distance from Zagreb is 35 kilometers and located in a different earthquake area compared to Zagreb
  • Carrier neutral data center with an optic fiber connection to 2 nodes in Zagreb and a connection to CIX, VIX and BIX. The location has excellent transport links to Zagreb


Power Source:
  • Two different transmission loops
  • Redundant transformer plants 4MW
  • Redundant power switching nodes
  • Diesel power units 4 x 1.6MW in synchronous operation (Guarantee DC Independence for 72 Hours at full power)
  • Two power supply branches (A + B) both powered by the UPS system (2N + 1)
Cooling System:
  • Redundant external cooling units
  • Redundant engine room
  • Cooling from the floor (the entire space is covered by multiple redundancies)
  • In case of high dissipation concentration, very simple installation of In-row units
  • Large amount of sensor for temperature and humidity in the room
  • Two independent optical paths of up to two separate nodes in Zagreb
  • Transmission capacity on each route up to 160 x 10 G
  • Fiber Channel (2,4,8,10 G); Ethernet to 10G and all slower speeds on L2 or L3
  • Excellent international connectivity to Vienna, Budapest, Milan, Ljubljana, Belgrade, …
  • Connection to the CIX Node for Traffic within Croatia
Security and protection of the entire complex as a single system:
  • Break-in security: security zones, perimeter protection, anti-burglary surveillance, video surveillance
  • Access control: biometric control and card access
  • Fire alarm system: VESDA (Very Early Smoke Detection) and fire warning centers and fire detectors in several separate zones
  • Fire protection: the redundant gas extinguishing system NOVEC with several fire zones
  • Physical protection 24/7